[INFO] cloning repository https://github.com/blzrosa/Rust-Python314-Thread-PyO3
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blzrosa/Rust-Python314-Thread-PyO3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblzrosa%2FRust-Python314-Thread-PyO3", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblzrosa%2FRust-Python314-Thread-PyO3'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8eb19d9ea6fbc2da5d40c59a13bf7b887fd3bbff
[INFO] checking blzrosa/Rust-Python314-Thread-PyO3 against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblzrosa%2FRust-Python314-Thread-PyO3" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/blzrosa/Rust-Python314-Thread-PyO3
[INFO] finished tweaking git repo https://github.com/blzrosa/Rust-Python314-Thread-PyO3
[INFO] tweaked toml for git repo https://github.com/blzrosa/Rust-Python314-Thread-PyO3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/blzrosa/Rust-Python314-Thread-PyO3 on toolchain 66388cc165a6c4ac98c074dc9f0281ff23528c55
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/blzrosa/Rust-Python314-Thread-PyO3 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" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "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 target-lexicon v0.13.3
[INFO] [stderr]   Downloaded pyo3-macros v0.27.1
[INFO] [stderr]   Downloaded pyo3-build-config v0.27.1
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.27.1
[INFO] [stderr]   Downloaded pyo3-ffi v0.27.1
[INFO] [stderr]   Downloaded pyo3 v0.27.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c09e0c53b1924c3ac9db40e5baca9264bfc8c311b7a15e676ba52813f76ff35
[INFO] running `Command { std: "docker" "start" "-a" "9c09e0c53b1924c3ac9db40e5baca9264bfc8c311b7a15e676ba52813f76ff35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c09e0c53b1924c3ac9db40e5baca9264bfc8c311b7a15e676ba52813f76ff35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c09e0c53b1924c3ac9db40e5baca9264bfc8c311b7a15e676ba52813f76ff35", kill_on_drop: false }`
[INFO] [stdout] 9c09e0c53b1924c3ac9db40e5baca9264bfc8c311b7a15e676ba52813f76ff35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0bca6550e8bf599336477ecbf852bcb9bef9b00287e55847f61c8ddc871f0a2
[INFO] running `Command { std: "docker" "start" "-a" "d0bca6550e8bf599336477ecbf852bcb9bef9b00287e55847f61c8ddc871f0a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.13.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]     Checking unindent v0.2.4
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking ndarray v0.17.1
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling pyo3-build-config v0.27.1
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling pyo3-macros-backend v0.27.1
[INFO] [stderr]    Compiling pyo3-ffi v0.27.1
[INFO] [stderr]    Compiling pyo3 v0.27.1
[INFO] [stderr]    Compiling pyo3-macros v0.27.1
[INFO] [stderr]     Checking rustkit_learning_backend v0.1.0 (/opt/rustwide/workdir/_backend)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.56s
[INFO] running `Command { std: "docker" "inspect" "d0bca6550e8bf599336477ecbf852bcb9bef9b00287e55847f61c8ddc871f0a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0bca6550e8bf599336477ecbf852bcb9bef9b00287e55847f61c8ddc871f0a2", kill_on_drop: false }`
[INFO] [stdout] d0bca6550e8bf599336477ecbf852bcb9bef9b00287e55847f61c8ddc871f0a2