[INFO] cloning repository https://github.com/camjackson/conway_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/camjackson/conway_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcamjackson%2Fconway_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcamjackson%2Fconway_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a5895769b2e96b41ef45f8cccc20b59c27dae3d8
[INFO] checking camjackson/conway_rs against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcamjackson%2Fconway_rs" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/camjackson/conway_rs on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/camjackson/conway_rs
[INFO] finished tweaking git repo https://github.com/camjackson/conway_rs
[INFO] tweaked toml for git repo https://github.com/camjackson/conway_rs written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/camjackson/conway_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29ecdc39ce2e22dbbb4be7dbded9e8f2457c01ff12c9751247e3f8ad141349e2
[INFO] running `Command { std: "docker" "start" "-a" "29ecdc39ce2e22dbbb4be7dbded9e8f2457c01ff12c9751247e3f8ad141349e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29ecdc39ce2e22dbbb4be7dbded9e8f2457c01ff12c9751247e3f8ad141349e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29ecdc39ce2e22dbbb4be7dbded9e8f2457c01ff12c9751247e3f8ad141349e2", kill_on_drop: false }`
[INFO] [stdout] 29ecdc39ce2e22dbbb4be7dbded9e8f2457c01ff12c9751247e3f8ad141349e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efa005dc58ad55a0b79740453788f9c3673d58073119fea47dbd0c97bd7b10b9
[INFO] running `Command { std: "docker" "start" "-a" "efa005dc58ad55a0b79740453788f9c3673d58073119fea47dbd0c97bd7b10b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v0.6.0
[INFO] [stderr]     Checking winapi v0.2.6
[INFO] [stderr]    Compiling libloading v0.2.2
[INFO] [stderr]     Checking lazy_static v0.2.1
[INFO] [stderr]     Checking lazy_static v0.1.16
[INFO] [stderr]    Compiling khronos_api v1.0.0
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]     Checking crossbeam v0.2.9
[INFO] [stderr]    Compiling gcc v0.3.28
[INFO] [stderr]     Checking bitflags v0.3.3
[INFO] [stderr]     Checking byteorder v0.5.1
[INFO] [stderr]     Checking debug-builders v0.1.0
[INFO] [stderr]     Checking smallvec v0.1.7
[INFO] [stderr]     Checking dylib v0.0.1
[INFO] [stderr]    Compiling tempfile v2.1.3
[INFO] [stderr]    Compiling xml-rs v0.3.2
[INFO] [stderr]     Checking kernel32-sys v0.2.2
[INFO] [stderr]     Checking dbghelp-sys v0.2.0
[INFO] [stderr]     Checking x11-dl v2.4.0
[INFO] [stderr]     Checking shared_library v0.1.4
[INFO] [stderr]     Checking fs2 v0.2.4
[INFO] [stderr]     Checking osmesa-sys v0.0.5
[INFO] [stderr]     Checking memmap v0.2.3
[INFO] [stderr]     Checking dlib v0.3.0
[INFO] [stderr]     Checking wayland-sys v0.5.11
[INFO] [stderr]    Compiling backtrace-sys v0.1.4
[INFO] [stderr]    Compiling wayland-scanner v0.5.11
[INFO] [stderr]    Compiling gl_generator v0.5.1
[INFO] [stderr]     Checking backtrace v0.1.8
[INFO] [stderr]    Compiling wayland-client v0.5.11
[INFO] [stderr]    Compiling glutin v0.5.1
[INFO] [stderr]    Compiling glium v0.14.0
[INFO] [stderr]     Checking wayland-window v0.2.3
[INFO] [stderr]     Checking wayland-kbd v0.3.5
[INFO] [stderr]     Checking conway_rs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.61s
[INFO] running `Command { std: "docker" "inspect" "efa005dc58ad55a0b79740453788f9c3673d58073119fea47dbd0c97bd7b10b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efa005dc58ad55a0b79740453788f9c3673d58073119fea47dbd0c97bd7b10b9", kill_on_drop: false }`
[INFO] [stdout] efa005dc58ad55a0b79740453788f9c3673d58073119fea47dbd0c97bd7b10b9