[INFO] cloning repository https://github.com/stevebob/walls-experiment
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stevebob/walls-experiment" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevebob%2Fwalls-experiment", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevebob%2Fwalls-experiment'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ec804cd8c026fa346a60cb11cab3e3db9f9c6d2c
[INFO] checking stevebob/walls-experiment against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevebob%2Fwalls-experiment" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stevebob/walls-experiment on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/stevebob/walls-experiment
[INFO] finished tweaking git repo https://github.com/stevebob/walls-experiment
[INFO] tweaked toml for git repo https://github.com/stevebob/walls-experiment written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/stevebob/walls-experiment already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67a303f923c9cc273772079e40c7dc0bb3badc5d2ee0ce4bee9081f2826e3346
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "67a303f923c9cc273772079e40c7dc0bb3badc5d2ee0ce4bee9081f2826e3346", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67a303f923c9cc273772079e40c7dc0bb3badc5d2ee0ce4bee9081f2826e3346", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67a303f923c9cc273772079e40c7dc0bb3badc5d2ee0ce4bee9081f2826e3346", kill_on_drop: false }`
[INFO] [stdout] 67a303f923c9cc273772079e40c7dc0bb3badc5d2ee0ce4bee9081f2826e3346
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d018bd4d5b14c6a51ce5336e2019eccdbb1636f2fb66c335b766ef1796680c61
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d018bd4d5b14c6a51ce5336e2019eccdbb1636f2fb66c335b766ef1796680c61", kill_on_drop: false }`
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking downcast-rs v1.0.3
[INFO] [stderr]    Compiling rayon v1.0.2
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]     Checking grid_2d v0.9.1
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]     Checking lock_api v0.1.4
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking x11-dl v2.18.3
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking wayland-sys v0.20.12
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]     Checking gif v0.10.1
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking wayland-commons v0.20.12
[INFO] [stderr]     Checking direction v0.16.1
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking wayland-client v0.20.12
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling quote v0.6.9
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]    Compiling syn v0.15.17
[INFO] [stderr]     Checking wayland-protocols v0.20.12
[INFO] [stderr]    Compiling gfx_gl v0.5.0
[INFO] [stderr]    Compiling glutin v0.18.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking smithay-client-toolkit v0.3.0
[INFO] [stderr]     Checking winit v0.17.2
[INFO] [stderr]    Compiling derivative v1.0.1
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]     Checking tiff v0.2.1
[INFO] [stderr]     Checking gfx_core v0.8.3
[INFO] [stderr]     Checking image v0.20.1
[INFO] [stderr]     Checking gfx_device_gl v0.15.3
[INFO] [stderr]     Checking gfx v0.17.1
[INFO] [stderr]     Checking gfx_window_glutin v0.26.0
[INFO] [stderr]     Checking walls-experiment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "d018bd4d5b14c6a51ce5336e2019eccdbb1636f2fb66c335b766ef1796680c61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d018bd4d5b14c6a51ce5336e2019eccdbb1636f2fb66c335b766ef1796680c61", kill_on_drop: false }`
[INFO] [stdout] d018bd4d5b14c6a51ce5336e2019eccdbb1636f2fb66c335b766ef1796680c61