[INFO] cloning repository https://github.com/sharkdp/vacuum-robot-simulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sharkdp/vacuum-robot-simulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsharkdp%2Fvacuum-robot-simulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsharkdp%2Fvacuum-robot-simulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bdeac607214ff3a4c47636f1ca600c993f27f917
[INFO] checking sharkdp/vacuum-robot-simulator against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsharkdp%2Fvacuum-robot-simulator" "/workspace/builds/worker-53/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-53/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sharkdp/vacuum-robot-simulator on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sharkdp/vacuum-robot-simulator
[INFO] finished tweaking git repo https://github.com/sharkdp/vacuum-robot-simulator
[INFO] tweaked toml for git repo https://github.com/sharkdp/vacuum-robot-simulator written to /workspace/builds/worker-53/source/Cargo.toml
[INFO] crate git repo https://github.com/sharkdp/vacuum-robot-simulator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e8da35c7f1ec65bf01157a27c719aa9660f1a10b0057e15dddc23ad7668e27db
[INFO] running `Command { std: "docker" "start" "-a" "e8da35c7f1ec65bf01157a27c719aa9660f1a10b0057e15dddc23ad7668e27db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8da35c7f1ec65bf01157a27c719aa9660f1a10b0057e15dddc23ad7668e27db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8da35c7f1ec65bf01157a27c719aa9660f1a10b0057e15dddc23ad7668e27db", kill_on_drop: false }`
[INFO] [stdout] e8da35c7f1ec65bf01157a27c719aa9660f1a10b0057e15dddc23ad7668e27db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a740880ef2d5e96cf6577581e0684f9e9773a00f5ca2db625b994096966239d
[INFO] running `Command { std: "docker" "start" "-a" "4a740880ef2d5e96cf6577581e0684f9e9773a00f5ca2db625b994096966239d", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]     Checking libc v0.2.31
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]     Checking piston-float v0.3.0
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking shader_version v0.3.0
[INFO] [stderr]     Checking serde v1.0.15
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking scopeguard v0.3.2
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]     Checking either v1.1.0
[INFO] [stderr]     Checking adler32 v1.0.2
[INFO] [stderr]     Checking token_store v0.1.2
[INFO] [stderr]     Checking futures v0.1.16
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]     Checking odds v0.2.25
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.7
[INFO] [stderr]     Checking piston-texture v0.6.0
[INFO] [stderr]    Compiling heapsize v0.4.1
[INFO] [stderr]     Checking read_color v1.0.0
[INFO] [stderr]     Checking interpolation v0.1.0
[INFO] [stderr]     Checking siphasher v0.2.2
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking fnv v1.0.5
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]     Checking serde v0.9.15
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.3.1
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking draw_state v0.8.0
[INFO] [stderr]     Checking piston-viewport v0.3.0
[INFO] [stderr]     Checking vecmath v0.3.0
[INFO] [stderr]     Checking piston-viewport v0.5.0
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr] error: could not compile `serde`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.15/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=ab39f22294ec347d -C extra-filename=-ab39f22294ec347d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4a740880ef2d5e96cf6577581e0684f9e9773a00f5ca2db625b994096966239d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a740880ef2d5e96cf6577581e0684f9e9773a00f5ca2db625b994096966239d", kill_on_drop: false }`
[INFO] [stdout] 4a740880ef2d5e96cf6577581e0684f9e9773a00f5ca2db625b994096966239d