[INFO] cloning repository https://github.com/BookOwl/tiny-shell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BookOwl/tiny-shell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBookOwl%2Ftiny-shell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBookOwl%2Ftiny-shell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f99f25bf8030a448549a998f84b250d4eb73b3b0
[INFO] checking BookOwl/tiny-shell against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBookOwl%2Ftiny-shell" "/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/BookOwl/tiny-shell on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BookOwl/tiny-shell
[INFO] finished tweaking git repo https://github.com/BookOwl/tiny-shell
[INFO] tweaked toml for git repo https://github.com/BookOwl/tiny-shell written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/BookOwl/tiny-shell already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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-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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20db722165118865f72b8ed1aa12e948380c3130c557727a6f63e4a28436d8df
[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" "20db722165118865f72b8ed1aa12e948380c3130c557727a6f63e4a28436d8df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20db722165118865f72b8ed1aa12e948380c3130c557727a6f63e4a28436d8df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20db722165118865f72b8ed1aa12e948380c3130c557727a6f63e4a28436d8df", kill_on_drop: false }`
[INFO] [stdout] 20db722165118865f72b8ed1aa12e948380c3130c557727a6f63e4a28436d8df
[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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ded224cf71e5cba3100beedb7644203e34a37a50a876782df6e2e24b752c833
[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" "8ded224cf71e5cba3100beedb7644203e34a37a50a876782df6e2e24b752c833", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.30
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking byteorder v1.1.0
[INFO] [stderr]     Checking ascii v0.7.1
[INFO] [stderr]     Checking encode_unicode v0.1.3
[INFO] [stderr]     Checking combine v2.5.1
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking rustyline v1.0.0
[INFO] [stderr]     Checking tiny-shell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.65s
[INFO] running `Command { std: "docker" "inspect" "8ded224cf71e5cba3100beedb7644203e34a37a50a876782df6e2e24b752c833", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ded224cf71e5cba3100beedb7644203e34a37a50a876782df6e2e24b752c833", kill_on_drop: false }`
[INFO] [stdout] 8ded224cf71e5cba3100beedb7644203e34a37a50a876782df6e2e24b752c833