[INFO] fetching crate rust-numpy 0.1.0...
[INFO] testing rust-numpy-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate rust-numpy 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate rust-numpy 0.1.0
[INFO] finished tweaking crates.io crate rust-numpy 0.1.0
[INFO] tweaked toml for crates.io crate rust-numpy 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust-numpy 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d9090dbd3ab4edaa638225643c3d2cddd326b74a178ab0c5cf5a569b980fa66
[INFO] running `Command { std: "docker" "start" "-a" "2d9090dbd3ab4edaa638225643c3d2cddd326b74a178ab0c5cf5a569b980fa66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d9090dbd3ab4edaa638225643c3d2cddd326b74a178ab0c5cf5a569b980fa66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d9090dbd3ab4edaa638225643c3d2cddd326b74a178ab0c5cf5a569b980fa66", kill_on_drop: false }`
[INFO] [stdout] 2d9090dbd3ab4edaa638225643c3d2cddd326b74a178ab0c5cf5a569b980fa66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5fb08d167738dbadf6f0714b5ab64c284ac42e48d03108eaf862066d86f3875
[INFO] running `Command { std: "docker" "start" "-a" "c5fb08d167738dbadf6f0714b5ab64c284ac42e48d03108eaf862066d86f3875", kill_on_drop: false }`
[INFO] [stderr]    Compiling impl_ops v0.1.1
[INFO] [stderr]    Compiling rust-numpy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Init` is never used
[INFO] [stdout]  --> src/vectors.rs:2:7
[INFO] [stdout]   |
[INFO] [stdout] 2 | trait Init {
[INFO] [stdout]   |       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "c5fb08d167738dbadf6f0714b5ab64c284ac42e48d03108eaf862066d86f3875", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5fb08d167738dbadf6f0714b5ab64c284ac42e48d03108eaf862066d86f3875", kill_on_drop: false }`
[INFO] [stdout] c5fb08d167738dbadf6f0714b5ab64c284ac42e48d03108eaf862066d86f3875
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82da27dc79c1a7269537a77028cdc167b380e3e5925f9c44352c8520a9078642
[INFO] running `Command { std: "docker" "start" "-a" "82da27dc79c1a7269537a77028cdc167b380e3e5925f9c44352c8520a9078642", kill_on_drop: false }`
[INFO] [stdout] warning: trait `Init` is never used
[INFO] [stdout]  --> src/vectors.rs:2:7
[INFO] [stdout]   |
[INFO] [stdout] 2 | trait Init {
[INFO] [stdout]   |       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rust-numpy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Init` is never used
[INFO] [stdout]  --> src/vectors.rs:2:7
[INFO] [stdout]   |
[INFO] [stdout] 2 | trait Init {
[INFO] [stdout]   |       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "82da27dc79c1a7269537a77028cdc167b380e3e5925f9c44352c8520a9078642", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82da27dc79c1a7269537a77028cdc167b380e3e5925f9c44352c8520a9078642", kill_on_drop: false }`
[INFO] [stdout] 82da27dc79c1a7269537a77028cdc167b380e3e5925f9c44352c8520a9078642
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 02ea332a674f76dbfa647e706188a90e9d34f5004f1c84077eeabd042f067c5f
[INFO] running `Command { std: "docker" "start" "-a" "02ea332a674f76dbfa647e706188a90e9d34f5004f1c84077eeabd042f067c5f", kill_on_drop: false }`
[INFO] [stderr] warning: trait `Init` is never used
[INFO] [stderr]  --> src/vectors.rs:2:7
[INFO] [stderr]   |
[INFO] [stderr] 2 | trait Init {
[INFO] [stderr]   |       ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-numpy` (lib) generated 1 warning
[INFO] [stderr] warning: `rust-numpy` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_numpy-33f76ef6bb12a508)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::inverse_matrix ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust_numpy
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "02ea332a674f76dbfa647e706188a90e9d34f5004f1c84077eeabd042f067c5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02ea332a674f76dbfa647e706188a90e9d34f5004f1c84077eeabd042f067c5f", kill_on_drop: false }`
[INFO] [stdout] 02ea332a674f76dbfa647e706188a90e9d34f5004f1c84077eeabd042f067c5f