[INFO] cloning repository https://github.com/threecgreen/pyo3-dict-leak-repro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/threecgreen/pyo3-dict-leak-repro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthreecgreen%2Fpyo3-dict-leak-repro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthreecgreen%2Fpyo3-dict-leak-repro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 35e010b434544717fc6341744aeea20bc80a31eb
[INFO] checking threecgreen/pyo3-dict-leak-repro against try#8ac0915e346f9a2e49ca3951b642c55bd7d1eaab for pr-158447
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthreecgreen%2Fpyo3-dict-leak-repro" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/threecgreen/pyo3-dict-leak-repro
[INFO] finished tweaking git repo https://github.com/threecgreen/pyo3-dict-leak-repro
[INFO] tweaked toml for git repo https://github.com/threecgreen/pyo3-dict-leak-repro written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/threecgreen/pyo3-dict-leak-repro on toolchain 8ac0915e346f9a2e49ca3951b642c55bd7d1eaab
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8ac0915e346f9a2e49ca3951b642c55bd7d1eaab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/threecgreen/pyo3-dict-leak-repro 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" "+8ac0915e346f9a2e49ca3951b642c55bd7d1eaab" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking threecgreen/pyo3-dict-leak-repro against try#8ac0915e346f9a2e49ca3951b642c55bd7d1eaab for pr-158447
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthreecgreen%2Fpyo3-dict-leak-repro" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/threecgreen/pyo3-dict-leak-repro
[INFO] finished tweaking git repo https://github.com/threecgreen/pyo3-dict-leak-repro
[INFO] tweaked toml for git repo https://github.com/threecgreen/pyo3-dict-leak-repro written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/threecgreen/pyo3-dict-leak-repro on toolchain 8ac0915e346f9a2e49ca3951b642c55bd7d1eaab
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8ac0915e346f9a2e49ca3951b642c55bd7d1eaab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/threecgreen/pyo3-dict-leak-repro 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" "+8ac0915e346f9a2e49ca3951b642c55bd7d1eaab" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pyo3-build-config v0.28.3
[INFO] [stderr]   Downloaded pyo3-macros v0.28.3
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.28.3
[INFO] [stderr]   Downloaded target-lexicon v0.13.5
[INFO] [stderr]   Downloaded pyo3-ffi v0.28.3
[INFO] [stderr]   Downloaded portable-atomic v1.13.1
[INFO] [stderr]   Downloaded pyo3 v0.28.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:fd22e2154e7db748230f413534f3a6d034160c9d2b7c14b90fba4e9bfc1a36d4" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b16254ba566f080261a6a5bf00b75e6bdfb0a0697894e40b9b973f202a7d139c
[INFO] running `Command { std: "docker" "start" "b16254ba566f080261a6a5bf00b75e6bdfb0a0697894e40b9b973f202a7d139c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b16254ba566f080261a6a5bf00b75e6bdfb0a0697894e40b9b973f202a7d139c" "/opt/rustwide/cargo-home/bin/cargo" "+8ac0915e346f9a2e49ca3951b642c55bd7d1eaab" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b16254ba566f080261a6a5bf00b75e6bdfb0a0697894e40b9b973f202a7d139c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b16254ba566f080261a6a5bf00b75e6bdfb0a0697894e40b9b973f202a7d139c" "/opt/rustwide/cargo-home/bin/cargo" "+8ac0915e346f9a2e49ca3951b642c55bd7d1eaab" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.13.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling pyo3-build-config v0.28.3
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling pyo3-ffi v0.28.3
[INFO] [stderr]    Compiling pyo3-macros-backend v0.28.3
[INFO] [stderr]    Compiling pyo3 v0.28.3
[INFO] [stderr]    Compiling pyo3-macros v0.28.3
[INFO] [stderr]     Checking pyo3-dict-leak v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.95s
[INFO] running `Command { std: "docker" "inspect" "b16254ba566f080261a6a5bf00b75e6bdfb0a0697894e40b9b973f202a7d139c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b16254ba566f080261a6a5bf00b75e6bdfb0a0697894e40b9b973f202a7d139c", kill_on_drop: false }`
[INFO] [stdout] b16254ba566f080261a6a5bf00b75e6bdfb0a0697894e40b9b973f202a7d139c
