[INFO] cloning repository https://github.com/Vlad-Shcherbina/unlambda
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Vlad-Shcherbina/unlambda" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVlad-Shcherbina%2Funlambda", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVlad-Shcherbina%2Funlambda'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3b4edd32a4d3e5eed9e058cdad6fad04bb630dea
[INFO] checking Vlad-Shcherbina/unlambda against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVlad-Shcherbina%2Funlambda" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Vlad-Shcherbina/unlambda 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/Vlad-Shcherbina/unlambda
[INFO] finished tweaking git repo https://github.com/Vlad-Shcherbina/unlambda
[INFO] tweaked toml for git repo https://github.com/Vlad-Shcherbina/unlambda written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Vlad-Shcherbina/unlambda 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] c5fc6cf9f15f45d7457d67fdb0fe16b17b92ea05332bd76fcfcb292bf5175c54
[INFO] running `Command { std: "docker" "start" "-a" "c5fc6cf9f15f45d7457d67fdb0fe16b17b92ea05332bd76fcfcb292bf5175c54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5fc6cf9f15f45d7457d67fdb0fe16b17b92ea05332bd76fcfcb292bf5175c54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5fc6cf9f15f45d7457d67fdb0fe16b17b92ea05332bd76fcfcb292bf5175c54", kill_on_drop: false }`
[INFO] [stdout] c5fc6cf9f15f45d7457d67fdb0fe16b17b92ea05332bd76fcfcb292bf5175c54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] e96285fa2ff867a648c12b47dad7c3cb7a9c488b38a14ff99b425c9c5a497add
[INFO] running `Command { std: "docker" "start" "-a" "e96285fa2ff867a648c12b47dad7c3cb7a9c488b38a14ff99b425c9c5a497add", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking rc_stack v0.1.0 (/opt/rustwide/workdir/rc_stack)
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking unlambda v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.90s
[INFO] running `Command { std: "docker" "inspect" "e96285fa2ff867a648c12b47dad7c3cb7a9c488b38a14ff99b425c9c5a497add", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e96285fa2ff867a648c12b47dad7c3cb7a9c488b38a14ff99b425c9c5a497add", kill_on_drop: false }`
[INFO] [stdout] e96285fa2ff867a648c12b47dad7c3cb7a9c488b38a14ff99b425c9c5a497add