[INFO] cloning repository https://github.com/stevenmburns/LearnRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stevenmburns/LearnRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevenmburns%2FLearnRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevenmburns%2FLearnRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8c7defa14bdb0f46f406a6fcbcfa0761ba8b9dcf
[INFO] checking stevenmburns/LearnRust against master#c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c for pr-123737
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevenmburns%2FLearnRust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stevenmburns/LearnRust on toolchain c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/stevenmburns/LearnRust
[INFO] finished tweaking git repo https://github.com/stevenmburns/LearnRust
[INFO] tweaked toml for git repo https://github.com/stevenmburns/LearnRust written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/stevenmburns/LearnRust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libloading v0.7.1
[INFO] [stderr]   Downloaded anyhow v1.0.44
[INFO] [stderr]   Downloaded minimal-lexical v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41e13f55c2d273dfc696c2ae2dcf0a0c73e07b6111066479d4af452baf21e5c2
[INFO] running `Command { std: "docker" "start" "-a" "41e13f55c2d273dfc696c2ae2dcf0a0c73e07b6111066479d4af452baf21e5c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41e13f55c2d273dfc696c2ae2dcf0a0c73e07b6111066479d4af452baf21e5c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41e13f55c2d273dfc696c2ae2dcf0a0c73e07b6111066479d4af452baf21e5c2", kill_on_drop: false }`
[INFO] [stdout] 41e13f55c2d273dfc696c2ae2dcf0a0c73e07b6111066479d4af452baf21e5c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a63d205e977ac3cd08462bfbcd4d65030f7ea3bae708ec84188c7f0d5c082fa
[INFO] running `Command { std: "docker" "start" "-a" "1a63d205e977ac3cd08462bfbcd4d65030f7ea3bae708ec84188c7f0d5c082fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.105
[INFO] [stderr]    Compiling pkg-config v0.3.22
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking libloading v0.7.1
[INFO] [stderr]     Checking minimal-lexical v0.1.4
[INFO] [stderr]     Checking bracket-geometry v0.8.3
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking bracket-algorithm-traits v0.8.2
[INFO] [stderr]     Checking bracket-pathfinding v0.8.4
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]    Compiling x11-dl v2.19.1
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking nom v7.0.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling wayland-scanner v0.28.6
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking xdg v2.4.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking xcursor v0.3.4
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking bracket-color v0.8.2
[INFO] [stderr]     Checking object-pool v0.5.4
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking bracket-random v0.8.2
[INFO] [stderr]     Checking bracket-noise v0.8.2
[INFO] [stderr]     Checking glutin_glx_sys v0.1.7
[INFO] [stderr]     Checking wayland-commons v0.28.6
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]     Checking wayland-cursor v0.28.6
[INFO] [stderr]     Checking wayland-egl v0.28.6
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.3
[INFO] [stderr]     Checking winit v0.24.0
[INFO] [stderr]     Checking glutin v0.26.0
[INFO] [stderr]     Checking bracket-terminal v0.8.5
[INFO] [stderr]     Checking bracket-lib v0.8.1
[INFO] [stderr]     Checking flappy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.39s
[INFO] running `Command { std: "docker" "inspect" "1a63d205e977ac3cd08462bfbcd4d65030f7ea3bae708ec84188c7f0d5c082fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a63d205e977ac3cd08462bfbcd4d65030f7ea3bae708ec84188c7f0d5c082fa", kill_on_drop: false }`
[INFO] [stdout] 1a63d205e977ac3cd08462bfbcd4d65030f7ea3bae708ec84188c7f0d5c082fa