[INFO] updating cached repository https://github.com/mindm/CaveRL
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d3d03ea93b87827ba9a0f273860b65ef7c610510
[INFO] checking mindm/CaveRL against master#be493fe8cc40c3d3f6030a1313c1ff747fce770d for pr-69129
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmindm%2FCaveRL" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mindm/CaveRL on toolchain be493fe8cc40c3d3f6030a1313c1ff747fce770d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+be493fe8cc40c3d3f6030a1313c1ff747fce770d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mindm/CaveRL
[INFO] finished tweaking git repo https://github.com/mindm/CaveRL
[INFO] tweaked toml for git repo https://github.com/mindm/CaveRL written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/mindm/CaveRL already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+be493fe8cc40c3d3f6030a1313c1ff747fce770d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+be493fe8cc40c3d3f6030a1313c1ff747fce770d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4578d4eef88afa3d30db670aeea944b4053180604052afb6f0747b701c02388f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "4578d4eef88afa3d30db670aeea944b4053180604052afb6f0747b701c02388f"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking either v1.4.0
[INFO] [stderr]     Checking num-traits v0.1.42
[INFO] [stderr]     Checking bitflags v0.1.1
[INFO] [stderr]     Checking fixedbitset v0.1.8
[INFO] [stderr]     Checking recs v2.0.1
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking itertools v0.7.6
[INFO] [stderr]    Compiling tcod-sys v4.1.0
[INFO] [stderr]     Checking serde_json v1.0.9
[INFO] [stderr]     Checking pathfinding v0.6.8
[INFO] [stderr] error[E0034]: multiple applicable items in scope
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pathfinding-0.6.8/src/connected_components.rs:106:18
[INFO] [stderr]     |
[INFO] [stderr] 106 |                 .flatten()
[INFO] [stderr]     |                  ^^^^^^^ multiple `flatten` found
[INFO] [stderr]     |
[INFO] [stderr]     = note: candidate #1 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Map<_, _>`
[INFO] [stderr]     = note: candidate #2 is defined in an impl of the trait `itertools::Itertools` for the type `_`
[INFO] [stderr] help: disambiguate the method call for candidate #1
[INFO] [stderr]     |
[INFO] [stderr] 104 |             std::iter::Iterator::flatten(gs.into_iter()
[INFO] [stderr] 105 |                 .map(|(i, _)| groups[i].clone()))
[INFO] [stderr]     |
[INFO] [stderr] help: disambiguate the method call for candidate #2
[INFO] [stderr]     |
[INFO] [stderr] 104 |             itertools::Itertools::flatten(gs.into_iter()
[INFO] [stderr] 105 |                 .map(|(i, _)| groups[i].clone()))
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0034`.
[INFO] [stderr] error: could not compile `pathfinding`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: failed to run custom build command for `tcod-sys v4.1.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/tcod-sys-3f1a77d102ee387f/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] OPT_LEVEL = Some("0")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CC = None
[INFO] [stderr] CC = None
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CFLAGS = None
[INFO] [stderr] CFLAGS = None
[INFO] [stderr] DEBUG = Some("true")
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/adler32.o" "-c" "libtcod/src/zlib/adler32.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] OPT_LEVEL = Some("0")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CC = None
[INFO] [stderr] CC = None
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CFLAGS = None
[INFO] [stderr] CFLAGS = None
[INFO] [stderr] DEBUG = Some("true")
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/crc32.o" "-c" "libtcod/src/zlib/crc32.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] OPT_LEVEL = Some("0")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CC = None
[INFO] [stderr] CC = None
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CFLAGS = None
[INFO] [stderr] CFLAGS = None
[INFO] [stderr] DEBUG = Some("true")
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/deflate.o" "-c" "libtcod/src/zlib/deflate.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] OPT_LEVEL = Some("0")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CC = None
[INFO] [stderr] CC = None
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CFLAGS = None
[INFO] [stderr] CFLAGS = None
[INFO] [stderr] DEBUG = Some("true")
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/infback.o" "-c" "libtcod/src/zlib/infback.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] OPT_LEVEL = Some("0")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CC = None
[INFO] [stderr] CC = None
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CFLAGS = None
[INFO] [stderr] CFLAGS = None
[INFO] [stderr] DEBUG = Some("true")
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/inffast.o" "-c" "libtcod/src/zlib/inffast.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] OPT_LEVEL = Some("0")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CC = None
[INFO] [stderr] CC = None
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CFLAGS = None
[INFO] [stderr] CFLAGS = None
[INFO] [stderr] DEBUG = Some("true")
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/inflate.o" "-c" "libtcod/src/zlib/inflate.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] OPT_LEVEL = Some("0")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CC = None
[INFO] [stderr] CC = None
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CFLAGS = None
[INFO] [stderr] CFLAGS = None
[INFO] [stderr] DEBUG = Some("true")
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/inftrees.o" "-c" "libtcod/src/zlib/inftrees.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] OPT_LEVEL = Some("0")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CC = None
[INFO] [stderr] CC = None
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CFLAGS = None
[INFO] [stderr] CFLAGS = None
[INFO] [stderr] DEBUG = Some("true")
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/trees.o" "-c" "libtcod/src/zlib/trees.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] OPT_LEVEL = Some("0")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CC = None
[INFO] [stderr] CC = None
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CFLAGS = None
[INFO] [stderr] CFLAGS = None
[INFO] [stderr] DEBUG = Some("true")
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/zutil.o" "-c" "libtcod/src/zlib/zutil.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] OPT_LEVEL = Some("0")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CC = None
[INFO] [stderr] CC = None
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CFLAGS = None
[INFO] [stderr] CFLAGS = None
[INFO] [stderr] DEBUG = Some("true")
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/compress.o" "-c" "libtcod/src/zlib/compress.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] OPT_LEVEL = Some("0")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CC = None
[INFO] [stderr] CC = None
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CFLAGS = None
[INFO] [stderr] CFLAGS = None
[INFO] [stderr] DEBUG = Some("true")
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/uncompr.o" "-c" "libtcod/src/zlib/uncompr.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] OPT_LEVEL = Some("0")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CC = None
[INFO] [stderr] CC = None
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CFLAGS = None
[INFO] [stderr] CFLAGS = None
[INFO] [stderr] DEBUG = Some("true")
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/gzclose.o" "-c" "libtcod/src/zlib/gzclose.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] OPT_LEVEL = Some("0")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CC = None
[INFO] [stderr] CC = None
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CFLAGS = None
[INFO] [stderr] CFLAGS = None
[INFO] [stderr] DEBUG = Some("true")
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/gzlib.o" "-c" "libtcod/src/zlib/gzlib.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] OPT_LEVEL = Some("0")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CC = None
[INFO] [stderr] CC = None
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CFLAGS = None
[INFO] [stderr] CFLAGS = None
[INFO] [stderr] DEBUG = Some("true")
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/gzread.o" "-c" "libtcod/src/zlib/gzread.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] OPT_LEVEL = Some("0")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CC = None
[INFO] [stderr] CC = None
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CFLAGS = None
[INFO] [stderr] CFLAGS = None
[INFO] [stderr] DEBUG = Some("true")
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/gzwrite.o" "-c" "libtcod/src/zlib/gzwrite.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] AR_x86_64-unknown-linux-gnu = None
[INFO] [stderr] AR_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_AR = None
[INFO] [stderr] AR = None
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] running: "ar" "crs" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libz.a" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/adler32.o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/crc32.o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/deflate.o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/infback.o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/inffast.o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/inflate.o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/inftrees.o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/trees.o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/zutil.o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/compress.o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/uncompr.o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/gzclose.o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/gzlib.o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/gzread.o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/zlib/gzwrite.o"
[INFO] [stderr] exit code: 0
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] cargo:rustc-link-lib=static=z
[INFO] [stderr] cargo:rustc-link-search=native=/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "libtcod/include" "-I" "libtcod/src/zlib" "-fno-strict-aliasing" "-ansi" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/bresenham_c.o" "-c" "libtcod/src/bresenham_c.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "libtcod/include" "-I" "libtcod/src/zlib" "-fno-strict-aliasing" "-ansi" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/bsp_c.o" "-c" "libtcod/src/bsp_c.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "libtcod/include" "-I" "libtcod/src/zlib" "-fno-strict-aliasing" "-ansi" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/color_c.o" "-c" "libtcod/src/color_c.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "libtcod/include" "-I" "libtcod/src/zlib" "-fno-strict-aliasing" "-ansi" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/console_c.o" "-c" "libtcod/src/console_c.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "libtcod/include" "-I" "libtcod/src/zlib" "-fno-strict-aliasing" "-ansi" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/fov_c.o" "-c" "libtcod/src/fov_c.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "libtcod/include" "-I" "libtcod/src/zlib" "-fno-strict-aliasing" "-ansi" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/fov_circular_raycasting.o" "-c" "libtcod/src/fov_circular_raycasting.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "libtcod/include" "-I" "libtcod/src/zlib" "-fno-strict-aliasing" "-ansi" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/fov_diamond_raycasting.o" "-c" "libtcod/src/fov_diamond_raycasting.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "libtcod/include" "-I" "libtcod/src/zlib" "-fno-strict-aliasing" "-ansi" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/fov_recursive_shadowcasting.o" "-c" "libtcod/src/fov_recursive_shadowcasting.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "libtcod/include" "-I" "libtcod/src/zlib" "-fno-strict-aliasing" "-ansi" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/fov_permissive2.o" "-c" "libtcod/src/fov_permissive2.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "libtcod/include" "-I" "libtcod/src/zlib" "-fno-strict-aliasing" "-ansi" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/fov_restrictive.o" "-c" "libtcod/src/fov_restrictive.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "libtcod/include" "-I" "libtcod/src/zlib" "-fno-strict-aliasing" "-ansi" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/heightmap_c.o" "-c" "libtcod/src/heightmap_c.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "libtcod/include" "-I" "libtcod/src/zlib" "-fno-strict-aliasing" "-ansi" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/image_c.o" "-c" "libtcod/src/image_c.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "libtcod/include" "-I" "libtcod/src/zlib" "-fno-strict-aliasing" "-ansi" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/lex_c.o" "-c" "libtcod/src/lex_c.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "libtcod/include" "-I" "libtcod/src/zlib" "-fno-strict-aliasing" "-ansi" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/list_c.o" "-c" "libtcod/src/list_c.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "libtcod/include" "-I" "libtcod/src/zlib" "-fno-strict-aliasing" "-ansi" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/mersenne_c.o" "-c" "libtcod/src/mersenne_c.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "libtcod/include" "-I" "libtcod/src/zlib" "-fno-strict-aliasing" "-ansi" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/noise_c.o" "-c" "libtcod/src/noise_c.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "libtcod/include" "-I" "libtcod/src/zlib" "-fno-strict-aliasing" "-ansi" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/parser_c.o" "-c" "libtcod/src/parser_c.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "libtcod/include" "-I" "libtcod/src/zlib" "-fno-strict-aliasing" "-ansi" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/path_c.o" "-c" "libtcod/src/path_c.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "libtcod/include" "-I" "libtcod/src/zlib" "-fno-strict-aliasing" "-ansi" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/sys_c.o" "-c" "libtcod/src/sys_c.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "libtcod/include" "-I" "libtcod/src/zlib" "-fno-strict-aliasing" "-ansi" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/sys_opengl_c.o" "-c" "libtcod/src/sys_opengl_c.c"
[INFO] [stderr] cargo:warning=libtcod/src/sys_opengl_c.c:35:10: fatal error: SDL/SDL.h: No such file or directory
[INFO] [stderr] cargo:warning= #include <SDL/SDL.h>
[INFO] [stderr] cargo:warning=          ^~~~~~~~~~~
[INFO] [stderr] cargo:warning=compilation terminated.
[INFO] [stderr] exit code: 1
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at '
[INFO] [stderr] 
[INFO] [stderr] Internal error occurred: Command "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "libtcod/include" "-I" "libtcod/src/zlib" "-fno-strict-aliasing" "-ansi" "-w" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/tcod-sys-df294c003e199a1a/out/libtcod/src/sys_opengl_c.o" "-c" "libtcod/src/sys_opengl_c.c" with args "cc" did not execute successfully (status code exit code: 1).
[INFO] [stderr] 
[INFO] [stderr] ', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.54/src/lib.rs:1670:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x558a721a4564 - backtrace::backtrace::libunwind::trace::h85814ed5761b405b
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x558a721a4564 - backtrace::backtrace::trace_unsynchronized::h7e14b55873159a50
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x558a721a4564 - std::sys_common::backtrace::_print_fmt::h06984e0f03402a64
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x558a721a4564 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h54c9889fb992fb45
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x558a721c4e2c - core::fmt::write::h07730eab2db38382
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1052
[INFO] [stderr]    5:     0x558a721a0507 - std::io::Write::write_fmt::hbed464fdb7564829
[INFO] [stderr]                                at src/libstd/io/mod.rs:1428
[INFO] [stderr]    6:     0x558a721a6df5 - std::sys_common::backtrace::_print::h809bdb75f2567ffd
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x558a721a6df5 - std::sys_common::backtrace::print::hd24101ae6893de76
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x558a721a6df5 - std::panicking::default_hook::{{closure}}::hb2df444c384c9d7c
[INFO] [stderr]                                at src/libstd/panicking.rs:204
[INFO] [stderr]    9:     0x558a721a6b36 - std::panicking::default_hook::hee61a28e9920f483
[INFO] [stderr]                                at src/libstd/panicking.rs:224
[INFO] [stderr]   10:     0x558a721a7402 - std::panicking::rust_panic_with_hook::h4b802d420faaf7c4
[INFO] [stderr]                                at src/libstd/panicking.rs:470
[INFO] [stderr]   11:     0x558a721a6feb - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:378
[INFO] [stderr]   12:     0x558a721a6f5b - std::panicking::begin_panic_fmt::h627cdca9cf015abf
[INFO] [stderr]                                at src/libstd/panicking.rs:332
[INFO] [stderr]   13:     0x558a7216a817 - gcc::fail::hf946d00b08403a15
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.54/src/lib.rs:1670
[INFO] [stderr]   14:     0x558a7215a44f - gcc::Build::compile::hcadb1ed3e8691dbf
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.54/src/lib.rs:783
[INFO] [stderr]   15:     0x558a7212fbb4 - build_script_build::build_libtcod_objects::ha74c0b1f2835ac5b
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-4.1.0/build.rs:26
[INFO] [stderr]   16:     0x558a721307d3 - build_script_build::main::h346ff8cf9fcc6764
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-4.1.0/build.rs:122
[INFO] [stderr]   17:     0x558a7213546b - std::rt::lang_start::{{closure}}::ha366e031e8bcc0f0
[INFO] [stderr]                                at /rustc/be493fe8cc40c3d3f6030a1313c1ff747fce770d/src/libstd/rt.rs:67
[INFO] [stderr]   18:     0x558a721a6f13 - std::rt::lang_start_internal::{{closure}}::hc91014860c894262
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   19:     0x558a721a6f13 - std::panicking::try::do_call::hb7281b56bbedf5f6
[INFO] [stderr]                                at src/libstd/panicking.rs:303
[INFO] [stderr]   20:     0x558a721af517 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:86
[INFO] [stderr]   21:     0x558a721a78a9 - std::panicking::try::he2ddd46f7d421fa4
[INFO] [stderr]                                at src/libstd/panicking.rs:281
[INFO] [stderr]   22:     0x558a721a78a9 - std::panic::catch_unwind::h96529f74bbd30954
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   23:     0x558a721a78a9 - std::rt::lang_start_internal::h66b23d61651d06fd
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   24:     0x558a72135447 - std::rt::lang_start::hea97a8f2833af539
[INFO] [stderr]                                at /rustc/be493fe8cc40c3d3f6030a1313c1ff747fce770d/src/libstd/rt.rs:67
[INFO] [stderr]   25:     0x558a7213401a - main
[INFO] [stderr]   26:     0x7f539a616b97 - __libc_start_main
[INFO] [stderr]   27:     0x558a7212f82a - _start
[INFO] [stderr]   28:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "4578d4eef88afa3d30db670aeea944b4053180604052afb6f0747b701c02388f"`
[INFO] running `"docker" "rm" "-f" "4578d4eef88afa3d30db670aeea944b4053180604052afb6f0747b701c02388f"`
[INFO] [stdout] 4578d4eef88afa3d30db670aeea944b4053180604052afb6f0747b701c02388f