[INFO] cloning repository https://github.com/mystal/rl-tutorial-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mystal/rl-tutorial-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmystal%2Frl-tutorial-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmystal%2Frl-tutorial-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0c6844b5af94594ee9c65e0a15b4a5300e0faecc
[INFO] testing mystal/rl-tutorial-rs against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmystal%2Frl-tutorial-rs" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mystal/rl-tutorial-rs on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mystal/rl-tutorial-rs
[INFO] finished tweaking git repo https://github.com/mystal/rl-tutorial-rs
[INFO] tweaked toml for git repo https://github.com/mystal/rl-tutorial-rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/mystal/rl-tutorial-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/mystal/tcod-rs`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ada302fd00ed39b272c29e3cad672f07cf563e56a3bc2a34e999a6b7f962eaaa
[INFO] running `Command { std: "docker" "start" "-a" "ada302fd00ed39b272c29e3cad672f07cf563e56a3bc2a34e999a6b7f962eaaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ada302fd00ed39b272c29e3cad672f07cf563e56a3bc2a34e999a6b7f962eaaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ada302fd00ed39b272c29e3cad672f07cf563e56a3bc2a34e999a6b7f962eaaa", kill_on_drop: false }`
[INFO] [stdout] ada302fd00ed39b272c29e3cad672f07cf563e56a3bc2a34e999a6b7f962eaaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b27ef1fb43bb88da639578a4640d51887b90e98d63face016078f6054ddf87f8
[INFO] running `Command { std: "docker" "start" "-a" "b27ef1fb43bb88da639578a4640d51887b90e98d63face016078f6054ddf87f8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling gcc v0.3.51
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling libc v0.2.24
[INFO] [stderr]    Compiling serde v1.0.11
[INFO] [stderr]    Compiling lazy_static v0.1.16
[INFO] [stderr]    Compiling dtoa v0.4.1
[INFO] [stderr]    Compiling num-traits v0.1.40
[INFO] [stderr]    Compiling itoa v0.3.1
[INFO] [stderr]    Compiling bitflags v0.1.1
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling tcod-sys v4.0.1 (https://github.com/mystal/tcod-rs?branch=update_to_1.6.3#8137a89b)
[INFO] [stderr]    Compiling serde_derive_internals v0.15.1
[INFO] [stderr]    Compiling serde_derive v1.0.11
[INFO] [stderr]    Compiling serde_json v1.0.2
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: libtcod/src/sys_opengl_c.c:35:10: fatal error: SDL/SDL.h: No such file or directory
[INFO] [stderr] warning:    35 | #include <SDL/SDL.h>
[INFO] [stderr] warning:       |          ^~~~~~~~~~~
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `tcod-sys v4.0.1 (https://github.com/mystal/tcod-rs?branch=update_to_1.6.3#8137a89b)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/tcod-sys-a0392bc21d708942/build-script-build` (exit status: 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]   PROFILE = Some("debug")
[INFO] [stderr]   running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/adler32.o" "-c" "libtcod/src/zlib/adler32.c"
[INFO] [stderr]   exit status: 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]   PROFILE = Some("debug")
[INFO] [stderr]   running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/crc32.o" "-c" "libtcod/src/zlib/crc32.c"
[INFO] [stderr]   exit status: 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]   PROFILE = Some("debug")
[INFO] [stderr]   running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/deflate.o" "-c" "libtcod/src/zlib/deflate.c"
[INFO] [stderr]   exit status: 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]   PROFILE = Some("debug")
[INFO] [stderr]   running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/infback.o" "-c" "libtcod/src/zlib/infback.c"
[INFO] [stderr]   exit status: 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]   PROFILE = Some("debug")
[INFO] [stderr]   running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/inffast.o" "-c" "libtcod/src/zlib/inffast.c"
[INFO] [stderr]   exit status: 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]   PROFILE = Some("debug")
[INFO] [stderr]   running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/inflate.o" "-c" "libtcod/src/zlib/inflate.c"
[INFO] [stderr]   exit status: 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]   PROFILE = Some("debug")
[INFO] [stderr]   running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/inftrees.o" "-c" "libtcod/src/zlib/inftrees.c"
[INFO] [stderr]   exit status: 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]   PROFILE = Some("debug")
[INFO] [stderr]   running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/trees.o" "-c" "libtcod/src/zlib/trees.c"
[INFO] [stderr]   exit status: 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]   PROFILE = Some("debug")
[INFO] [stderr]   running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/zutil.o" "-c" "libtcod/src/zlib/zutil.c"
[INFO] [stderr]   exit status: 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]   PROFILE = Some("debug")
[INFO] [stderr]   running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/compress.o" "-c" "libtcod/src/zlib/compress.c"
[INFO] [stderr]   exit status: 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]   PROFILE = Some("debug")
[INFO] [stderr]   running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/uncompr.o" "-c" "libtcod/src/zlib/uncompr.c"
[INFO] [stderr]   exit status: 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]   PROFILE = Some("debug")
[INFO] [stderr]   running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/gzclose.o" "-c" "libtcod/src/zlib/gzclose.c"
[INFO] [stderr]   exit status: 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]   PROFILE = Some("debug")
[INFO] [stderr]   running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/gzlib.o" "-c" "libtcod/src/zlib/gzlib.c"
[INFO] [stderr]   exit status: 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]   PROFILE = Some("debug")
[INFO] [stderr]   running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/gzread.o" "-c" "libtcod/src/zlib/gzread.c"
[INFO] [stderr]   exit status: 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]   PROFILE = Some("debug")
[INFO] [stderr]   running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-w" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/gzwrite.o" "-c" "libtcod/src/zlib/gzwrite.c"
[INFO] [stderr]   exit status: 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-f166e6b4a5e65992/out/libz.a" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/adler32.o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/crc32.o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/deflate.o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/infback.o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/inffast.o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/inflate.o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/inftrees.o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/trees.o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/zutil.o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/compress.o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/uncompr.o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/gzclose.o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/gzlib.o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/gzread.o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/zlib/gzwrite.o"
[INFO] [stderr]   exit status: 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-f166e6b4a5e65992/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" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/bresenham_c.o" "-c" "libtcod/src/bresenham_c.c"
[INFO] [stderr]   exit status: 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" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/bsp_c.o" "-c" "libtcod/src/bsp_c.c"
[INFO] [stderr]   exit status: 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" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/color_c.o" "-c" "libtcod/src/color_c.c"
[INFO] [stderr]   exit status: 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" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/console_c.o" "-c" "libtcod/src/console_c.c"
[INFO] [stderr]   exit status: 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" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/fov_c.o" "-c" "libtcod/src/fov_c.c"
[INFO] [stderr]   exit status: 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" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/fov_circular_raycasting.o" "-c" "libtcod/src/fov_circular_raycasting.c"
[INFO] [stderr]   exit status: 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" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/fov_diamond_raycasting.o" "-c" "libtcod/src/fov_diamond_raycasting.c"
[INFO] [stderr]   exit status: 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" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/fov_recursive_shadowcasting.o" "-c" "libtcod/src/fov_recursive_shadowcasting.c"
[INFO] [stderr]   exit status: 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" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/fov_permissive2.o" "-c" "libtcod/src/fov_permissive2.c"
[INFO] [stderr]   exit status: 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" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/fov_restrictive.o" "-c" "libtcod/src/fov_restrictive.c"
[INFO] [stderr]   exit status: 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" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/heightmap_c.o" "-c" "libtcod/src/heightmap_c.c"
[INFO] [stderr]   exit status: 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" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/image_c.o" "-c" "libtcod/src/image_c.c"
[INFO] [stderr]   exit status: 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" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/lex_c.o" "-c" "libtcod/src/lex_c.c"
[INFO] [stderr]   exit status: 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" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/list_c.o" "-c" "libtcod/src/list_c.c"
[INFO] [stderr]   exit status: 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" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/mersenne_c.o" "-c" "libtcod/src/mersenne_c.c"
[INFO] [stderr]   exit status: 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" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/noise_c.o" "-c" "libtcod/src/noise_c.c"
[INFO] [stderr]   exit status: 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" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/parser_c.o" "-c" "libtcod/src/parser_c.c"
[INFO] [stderr]   exit status: 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" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/path_c.o" "-c" "libtcod/src/path_c.c"
[INFO] [stderr]   exit status: 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" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/out/libtcod/src/sys_c.o" "-c" "libtcod/src/sys_c.c"
[INFO] [stderr]   exit status: 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" "-o" "/opt/rustwide/target/debug/build/tcod-sys-f166e6b4a5e65992/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=   35 | #include <SDL/SDL.h>
[INFO] [stderr]   cargo:warning=      |          ^~~~~~~~~~~
[INFO] [stderr]   cargo:warning=compilation terminated.
[INFO] [stderr]   exit status: 1
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   command did not execute successfully, got: exit status: 1
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'explicit panic', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.51/src/lib.rs:1239:5
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x557510974980 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x557510974980 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x557510974980 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x557510974980 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x557510993c0c - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stderr]      5:     0x557510971585 - std::io::Write::write_fmt::hd42607e5d8e44db0
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15
[INFO] [stderr]      6:     0x55751097691b - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55751097691b - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55751097691b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x5575109763f1 - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x557510976fe4 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17
[INFO] [stderr]     11:     0x55751094db03 - std::panicking::begin_panic::{{closure}}::h10917f8b4a121de9
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:542:9
[INFO] [stderr]     12:     0x55751094d459 - std::sys_common::backtrace::__rust_end_short_backtrace::h7d449fb34f0a1a10
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55751094da39 - std::panicking::begin_panic::hf0bb994a4aa52f2d
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:541:12
[INFO] [stderr]     14:     0x557510939635 - gcc::fail::h2023d14f259dbe55
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.51/src/lib.rs:1239:5
[INFO] [stderr]     15:     0x557510938a35 - gcc::run::h148c859aa3808b97
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.51/src/lib.rs:1183:9
[INFO] [stderr]     16:     0x55751092f5c7 - gcc::Config::compile_object::h777a03bb42579da9
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.51/src/lib.rs:525:9
[INFO] [stderr]     17:     0x55751092eddc - gcc::Config::compile_objects::h6e24142f33876b40
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.51/src/lib.rs:491:13
[INFO] [stderr]     18:     0x55751092dee9 - gcc::Config::compile::h93843fe41c48df5c
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.51/src/lib.rs:440:9
[INFO] [stderr]     19:     0x55751090de19 - build_script_build::build_libtcod_objects::hf594fc8500422274
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/tcod-rs-f53903f99f069c03/8137a89/tcod_sys/build.rs:26:5
[INFO] [stderr]     20:     0x55751090e9a3 - build_script_build::main::h64a555f0d8bc4415
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/tcod-rs-f53903f99f069c03/8137a89/tcod_sys/build.rs:122:13
[INFO] [stderr]     21:     0x55751091254b - core::ops::function::FnOnce::call_once::h17ec8af8fec997ed
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     22:     0x55751091275e - std::sys_common::backtrace::__rust_begin_short_backtrace::hc8aef9191cf36279
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     23:     0x5575109133d1 - std::rt::lang_start::{{closure}}::h811bfa5d57aa78cb
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/rt.rs:63:18
[INFO] [stderr]     24:     0x5575109774ea - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::ha88a7d1a4d24e549
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     25:     0x5575109774ea - std::panicking::try::do_call::hd3b1d7740607ccc7
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stderr]     26:     0x5575109774ea - std::panicking::try::h0ee8c65ac7461507
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stderr]     27:     0x5575109774ea - std::panic::catch_unwind::head47f0de4ccd838
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stderr]     28:     0x5575109774ea - std::rt::lang_start_internal::{{closure}}::hbc7de8ec820ac085
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/rt.rs:45:48
[INFO] [stderr]     29:     0x5575109774ea - std::panicking::try::do_call::h2609e52e8bad4a7b
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stderr]     30:     0x5575109774ea - std::panicking::try::hd0929f0b603e0389
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stderr]     31:     0x5575109774ea - std::panic::catch_unwind::h27902b81c3e47571
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stderr]     32:     0x5575109774ea - std::rt::lang_start_internal::h3fb2d794dd391e3e
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/rt.rs:45:20
[INFO] [stderr]     33:     0x5575109133a0 - std::rt::lang_start::hdf6b4bf9224afc9f
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/rt.rs:62:5
[INFO] [stderr]     34:     0x55751091226c - main
[INFO] [stderr]     35:     0x7fb5252670b3 - __libc_start_main
[INFO] [stderr]     36:     0x55751090daae - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "b27ef1fb43bb88da639578a4640d51887b90e98d63face016078f6054ddf87f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b27ef1fb43bb88da639578a4640d51887b90e98d63face016078f6054ddf87f8", kill_on_drop: false }`
[INFO] [stdout] b27ef1fb43bb88da639578a4640d51887b90e98d63face016078f6054ddf87f8
