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0001638Dwarf FortressAdventure Mode -- Environmentpublic2010-04-29 10:452014-07-29 10:22
ManaUser 
Toady One 
lowminoralways
resolvedfixed 
PCXPSP1
0.31.03 
0.40.06 
0001638: Dust from a cave-in referred to as "boiling magma"
In adventure mode I visited a prior fortress and pulled pulled a lever designed to seal Hell with cave-in. It worked, but when I was caught in the dust cloud, I was alarmed to see it described as "boiling magma".
1. Build a support.
2. Build a lever nearby.
3. Link them.
4. Carve out rock above support so nothing else is holding it up.
5. Abandon fortress.
6. Return in adventure mode.
7. Pull lever.
8. Step into the cloud if necessary.
The cloud is not look-able, so I can't tell what it's called in dwarf mode. Despite that alarming description adventure mode, I was unharmed except for being knocked around.
cave-in, material
has duplicate 0003926resolved Logical2u magma steam from collapse 
has duplicate 0004819resolved Knight Otu "Is caught in a cloud of boiling magma" 
has duplicate 0005913resolved Footkerchief Combat Log appears to think water is magma 
has duplicate 0006300resolved Knight Otu Clouds of stone dust labled as boiling magma in combat reports 
has duplicate 0006488resolved Knight Otu Minor collapse of soil on the surface contains "cloud of boiling magma" 
has duplicate 0007069resolved Footkerchief causing cave-ins injures nearby dwarves (with magma?) 
has duplicate 0007520resolved Knight Otu Unexpected cave-in creates clouds of boiling magma and sand where there should be none 
has duplicate 0007543resolved lethosor collapsing trees combat log 
has duplicate 0007678resolved Dwarfu Magma clouds created in cave collapse 
related to 0000524resolved Toady One Liquid glob material breath attacks come out solid 
related to 0005686new  Cave-in dust from constructions does not use the contruction material. 
Issue History
2010-04-29 10:45ManaUserNew Issue
2010-04-29 11:18ManaUserTag Attached: adventure mode
2010-04-29 11:18ManaUserTag Attached: cave-in
2010-04-29 11:18ManaUserTag Attached: material
2010-04-29 11:47FootkerchiefNote Added: 0005679
2010-04-29 12:08ManaUserNote Added: 0005681
2010-04-29 12:12FootkerchiefNote Added: 0005682
2010-04-29 12:32ManaUserNote Added: 0005685
2010-04-29 12:51ManaUserNote Edited: 0005685bug_revision_view_page.php?bugnote_id=0005685#r2086
2010-04-30 07:24Logical2uNote Added: 0005743
2010-04-30 07:47derigoNote Added: 0005744
2010-04-30 07:53Logical2uNote Added: 0005745
2010-05-01 04:13RusAnonNote Added: 0005808
2010-05-01 12:28FootkerchiefNote Added: 0005843
2010-05-12 06:26QuietustNote Added: 0006583
2010-12-03 10:48FootkerchiefRelationship addedrelated to 0000524
2011-02-03 22:01Logical2uRelationship addedhas duplicate 0003926
2011-02-04 13:29aimaisanNote Added: 0014989
2011-08-12 04:39Knight OtuRelationship addedhas duplicate 0004819
2012-03-21 12:50FootkerchiefRelationship addedrelated to 0005686
2012-05-18 06:42FootkerchiefRelationship addedhas duplicate 0005913
2012-05-18 06:45the_game_huntNote Added: 0022591
2012-10-02 09:29QuietustNote Added: 0023631
2013-03-25 03:29Knight OtuRelationship addedhas duplicate 0006300
2014-04-18 08:38DwarfChefNote Added: 0024708
2014-04-18 08:38DwarfChefIssue Monitored: DwarfChef
2014-05-24 10:40Knight OtuRelationship addedhas duplicate 0006488
2014-07-09 21:14XxoriginxXNote Added: 0025472
2014-07-11 11:18FootkerchiefRelationship addedhas duplicate 0007069
2014-07-20 13:58Knight OtuRelationship addedhas duplicate 0007520
2014-07-21 11:21lethosorRelationship addedhas duplicate 0007543
2014-07-21 11:29lethosorNote Added: 0027153
2014-07-21 11:29lethosorAssigned To => lethosor
2014-07-21 11:29lethosorStatusnew => acknowledged
2014-07-21 11:29lethosorTag Detached: adventure mode
2014-07-27 21:34DwarfuRelationship addedhas duplicate 0007678
2014-07-28 16:33lethosorStatusacknowledged => confirmed
2014-07-29 10:22Toady OneStatusconfirmed => resolved
2014-07-29 10:22Toady OneFixed in Version => Next Version
2014-07-29 10:22Toady OneResolutionopen => fixed
2014-07-29 10:22Toady OneAssigned Tolethosor => Toady One

Notes
(0005679)
Footkerchief   
2010-04-29 11:47   
Do you happen to have a save from before you pulled the lever?

It's possible that the "boiling magma" was mislabeled magma mist, which would be expected from a cave-in into magma.
(0005681)
ManaUser   
2010-04-29 12:08   
To clarify, there was no actual magma involved. Perhaps mentioning Hell gave the wrong impression. I reproduced this in a perfectly ordinary 6 level deep fortress. Do you still want a save? I can easily set one up.
(0005682)
Footkerchief   
2010-04-29 12:12   
The save might be handy, yeah. You can upload to http://dffd.wimbli.com/ [^]
(0005685)
ManaUser   
2010-04-29 12:32   
(edited on: 2010-04-29 12:51)
Here you go.

http://dffd.wimbli.com/file.php?id=2272 [^]

Note: It appears you may have to try it more than once to see the message. If you are knocked unconscious immediately you won't see it.

(0005743)
Logical2u   
2010-04-30 07:24   
I've been able to pretty consistently get boiling magma.

Also there's an insane amount of pressure from that cave in - I managed to get pushed up the stairs somehow.
(0005744)
derigo   
2010-04-30 07:47   
I noticed the other day that when a cave in happened, the dust was 'yellow sand' even though the room the cave in happened in was entirely composed of rock. Yellow sand was present elsewhere on the map, but no where nearby. Cave ins must be taking their dust-type from somewhere. How the source is determined is probably dependent on the biome, or nearness to certain materials, or something.
(0005745)
Logical2u   
2010-04-30 07:53   
Might be related to this -http://www.bay12forums.com/smf/index.php?topic=54098.msg1160933#msg1160933 [^]
(0005808)
RusAnon   
2010-05-01 04:13   
I get same announcements all the time, when cave-in in soil layers. Seems like it just mis-labels cloud of sand as boiling magma.
http://static.dollchan.ru/misc/df_boiling_magma.png [^]
(0005843)
Footkerchief   
2010-05-01 12:28   
I noticed the other day that when a cave in happened, the dust was 'yellow sand' even though the room the cave in happened in was entirely composed of rock. Yellow sand was present elsewhere on the map, but no where nearby. Cave ins must be taking their dust-type from somewhere. How the source is determined is probably dependent on the biome, or nearness to certain materials, or something.

It's an old bug. See 0001206 and my comments there.
(0006583)
Quietust   
2010-05-12 06:26   
I'm guessing "clouds" of cave-in dust are being incorrectly interpreted as a GAS rather than as a SOLID_POWDER when printing the messages. By comparison, "bursts" of material show up correctly.
(0014989)
aimaisan   
2011-02-04 13:29   
I saw it in Fortress mode as well, it would make sense that it was a mis-labeling of dust
(0022591)
the_game_hunt   
2012-05-18 06:45   
Isn't this acknowledged yet? Everyone knows about this bug, and its fairly easy to reproduce.
(0023631)
Quietust   
2012-10-02 09:29   
Confirmed against disassembly in 0.34.11 to be using the GAS state name instead of the SOLID_POWDER state name.

The problem seems to be that the code for being caught inside a flow (including miasma, smoke, dragonfire, webs, etc.) is using the same basic code for dust, vapor, and gas clouds (so it can better generalize logic for stuff like inflicting syndromes), and it doesn't check which state name to use.

By comparison, the "caught in a burst of [material]" message (which happens under totally different circumstances) properly takes the material state into account.
(0024708)
DwarfChef   
2014-04-18 08:38   
I had this happen to me for the first time. 0.34.11
Fortress mode, building a floor diagonally adjacent to a support, so it collapsed.

Building material was Cobaltite blocks, construction was in midair aboveground. There was red sand elsewhere on the surface, but not where he was. Legendary dwarf, nothing but bruises after falling 2 or 3 levels.

The Glassmaker is caught in a cloud of boiling magma!
The Glassmaker is caught in a burst of red sand!
The Glassmaker is caught in a cloud of boiling magma!
(0025472)
XxoriginxX   
2014-07-09 21:14   
Yeah, still happens in .40.01
(0027153)
lethosor   
2014-07-21 11:29   
Still in 0.40.04, according to 0007543