[INFO] cloning repository https://github.com/janhohenheim/burn_playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/janhohenheim/burn_playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjanhohenheim%2Fburn_playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjanhohenheim%2Fburn_playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ce84f4496df58a8ec63bbb6bc40c24aaa707eee8
[INFO] checking janhohenheim/burn_playground against try#f3d95de532264a1215023baa665c0028aecf74b1 for pr-148477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjanhohenheim%2Fburn_playground" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/janhohenheim/burn_playground
[INFO] finished tweaking git repo https://github.com/janhohenheim/burn_playground
[INFO] tweaked toml for git repo https://github.com/janhohenheim/burn_playground written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/janhohenheim/burn_playground on toolchain f3d95de532264a1215023baa665c0028aecf74b1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/janhohenheim/burn_playground 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" "+f3d95de532264a1215023baa665c0028aecf74b1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc8d18dc0366e3d37270a7c0fe903e98f2673c3261d7f5c696d66cec07eaf81b
[INFO] running `Command { std: "docker" "start" "-a" "bc8d18dc0366e3d37270a7c0fe903e98f2673c3261d7f5c696d66cec07eaf81b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc8d18dc0366e3d37270a7c0fe903e98f2673c3261d7f5c696d66cec07eaf81b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc8d18dc0366e3d37270a7c0fe903e98f2673c3261d7f5c696d66cec07eaf81b", kill_on_drop: false }`
[INFO] [stdout] bc8d18dc0366e3d37270a7c0fe903e98f2673c3261d7f5c696d66cec07eaf81b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c464dabf385a0483ef65604c838921ffd593b7aae2b32b52c545a295169e71b4
[INFO] running `Command { std: "docker" "start" "-a" "c464dabf385a0483ef65604c838921ffd593b7aae2b32b52c545a295169e71b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.218
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[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 01s
[INFO] running `Command { std: "docker" "inspect" "c464dabf385a0483ef65604c838921ffd593b7aae2b32b52c545a295169e71b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c464dabf385a0483ef65604c838921ffd593b7aae2b32b52c545a295169e71b4", kill_on_drop: false }`
[INFO] [stdout] c464dabf385a0483ef65604c838921ffd593b7aae2b32b52c545a295169e71b4