[INFO] cloning repository https://github.com/selaux/ruinfuck
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/selaux/ruinfuck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fselaux%2Fruinfuck", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fselaux%2Fruinfuck'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d059ec7de1ec9cbaccec14918fc7cecee37d0f92
[INFO] checking selaux/ruinfuck against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fselaux%2Fruinfuck" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/selaux/ruinfuck on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/selaux/ruinfuck
[INFO] finished tweaking git repo https://github.com/selaux/ruinfuck
[INFO] tweaked toml for git repo https://github.com/selaux/ruinfuck written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/selaux/ruinfuck already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31f2a36606586ec6c9cfa34c7226fa2f5e3833dc8004c03e3193d49855f60e80
[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" "31f2a36606586ec6c9cfa34c7226fa2f5e3833dc8004c03e3193d49855f60e80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31f2a36606586ec6c9cfa34c7226fa2f5e3833dc8004c03e3193d49855f60e80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31f2a36606586ec6c9cfa34c7226fa2f5e3833dc8004c03e3193d49855f60e80", kill_on_drop: false }`
[INFO] [stdout] 31f2a36606586ec6c9cfa34c7226fa2f5e3833dc8004c03e3193d49855f60e80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17fddc6da9b9fc6f71a384bfc8a167d21cc0373110216a4118b7eadd533a0ffe
[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" "17fddc6da9b9fc6f71a384bfc8a167d21cc0373110216a4118b7eadd533a0ffe", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rustyline v5.0.4
[INFO] [stderr]     Checking ruinfuck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.87s
[INFO] running `Command { std: "docker" "inspect" "17fddc6da9b9fc6f71a384bfc8a167d21cc0373110216a4118b7eadd533a0ffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17fddc6da9b9fc6f71a384bfc8a167d21cc0373110216a4118b7eadd533a0ffe", kill_on_drop: false }`
[INFO] [stdout] 17fddc6da9b9fc6f71a384bfc8a167d21cc0373110216a4118b7eadd533a0ffe