[INFO] fetching crate pyo3-loom 0.1.0...
[INFO] checking pyo3-loom-0.1.0 against try#24cd45d7714ba43afd4b8e62fb677b069b21c4a5 for pr-129543
[INFO] extracting crate pyo3-loom 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate pyo3-loom 0.1.0 on toolchain 24cd45d7714ba43afd4b8e62fb677b069b21c4a5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pyo3-loom 0.1.0
[INFO] finished tweaking crates.io crate pyo3-loom 0.1.0
[INFO] tweaked toml for crates.io crate pyo3-loom 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 48 packages to latest compatible versions
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding ndarray v0.15.6 (latest: v0.16.1)
[INFO] [stderr]       Adding numpy v0.20.0 (latest: v0.21.0)
[INFO] [stderr]       Adding pyo3 v0.20.3 (latest: v0.22.2)
[INFO] [stderr]       Adding pyo3-build-config v0.20.3 (latest: v0.22.2)
[INFO] [stderr]       Adding pyo3-ffi v0.20.3 (latest: v0.22.2)
[INFO] [stderr]       Adding pyo3-macros v0.20.3 (latest: v0.22.2)
[INFO] [stderr]       Adding pyo3-macros-backend v0.20.3 (latest: v0.22.2)
[INFO] [stderr]       Adding rustc-hash v1.1.0 (latest: v2.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d0729fa281f22071a732c888abfa74456b57f173de1e86736cfa8856705440a
[INFO] running `Command { std: "docker" "start" "-a" "4d0729fa281f22071a732c888abfa74456b57f173de1e86736cfa8856705440a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d0729fa281f22071a732c888abfa74456b57f173de1e86736cfa8856705440a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d0729fa281f22071a732c888abfa74456b57f173de1e86736cfa8856705440a", kill_on_drop: false }`
[INFO] [stdout] 4d0729fa281f22071a732c888abfa74456b57f173de1e86736cfa8856705440a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b85b6e9b6379da3bf7eead26a9ea193d2a3f7478ff9312594824a1e2ac52c6fe
[INFO] running `Command { std: "docker" "start" "-a" "b85b6e9b6379da3bf7eead26a9ea193d2a3f7478ff9312594824a1e2ac52c6fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling portable-atomic v1.7.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking proc-macro2 v1.0.86
[INFO] [stderr]    Compiling indoc v2.0.5
[INFO] [stderr]     Checking unindent v0.2.3
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling pyo3-build-config v0.20.3
[INFO] [stderr]    Compiling pyo3-build-config v0.22.2
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]    Compiling pyo3-macros-backend v0.22.2
[INFO] [stderr]    Compiling pyo3-ffi v0.20.3
[INFO] [stderr]    Compiling pyo3 v0.20.3
[INFO] [stderr]    Compiling pyo3-macros-backend v0.20.3
[INFO] [stderr]    Compiling pyo3-macros v0.20.3
[INFO] [stderr]    Compiling pyo3-macros v0.22.2
[INFO] [stderr]     Checking numpy v0.20.0
[INFO] [stderr]     Checking pyo3-loom v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `block`
[INFO] [stdout]   --> src/lib.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let block = &input.block;
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block`
[INFO] [stdout]   --> src/lib.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let block = &input.block;
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.09s
[INFO] running `Command { std: "docker" "inspect" "b85b6e9b6379da3bf7eead26a9ea193d2a3f7478ff9312594824a1e2ac52c6fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b85b6e9b6379da3bf7eead26a9ea193d2a3f7478ff9312594824a1e2ac52c6fe", kill_on_drop: false }`
[INFO] [stdout] b85b6e9b6379da3bf7eead26a9ea193d2a3f7478ff9312594824a1e2ac52c6fe