[INFO] fetching crate lin_algebra 0.2.0...
[INFO] testing lin_algebra-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate lin_algebra 0.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate lin_algebra 0.2.0
[INFO] finished tweaking crates.io crate lin_algebra 0.2.0
[INFO] tweaked toml for crates.io crate lin_algebra 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lin_algebra 0.2.0 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 2 packages to latest compatible versions
[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] 4086f438dfd1310fcfe5ea6f0856b9cd469145eabb010c29e5f9a45190de3c07
[INFO] running `Command { std: "docker" "start" "-a" "4086f438dfd1310fcfe5ea6f0856b9cd469145eabb010c29e5f9a45190de3c07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4086f438dfd1310fcfe5ea6f0856b9cd469145eabb010c29e5f9a45190de3c07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4086f438dfd1310fcfe5ea6f0856b9cd469145eabb010c29e5f9a45190de3c07", kill_on_drop: false }`
[INFO] [stdout] 4086f438dfd1310fcfe5ea6f0856b9cd469145eabb010c29e5f9a45190de3c07
[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] dd3101d6e84ab15831a1b0fa7d3db728203981677bc86dc6287d6fd7f785292a
[INFO] running `Command { std: "docker" "start" "-a" "dd3101d6e84ab15831a1b0fa7d3db728203981677bc86dc6287d6fd7f785292a", kill_on_drop: false }`
[INFO] [stderr]    Compiling lin_algebra v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "dd3101d6e84ab15831a1b0fa7d3db728203981677bc86dc6287d6fd7f785292a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd3101d6e84ab15831a1b0fa7d3db728203981677bc86dc6287d6fd7f785292a", kill_on_drop: false }`
[INFO] [stdout] dd3101d6e84ab15831a1b0fa7d3db728203981677bc86dc6287d6fd7f785292a
[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] f151b9725df5eebf6de5a5ff156ed8414ced9909bbb793b0dab0e09db86d76f8
[INFO] running `Command { std: "docker" "start" "-a" "f151b9725df5eebf6de5a5ff156ed8414ced9909bbb793b0dab0e09db86d76f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling lin_algebra v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "f151b9725df5eebf6de5a5ff156ed8414ced9909bbb793b0dab0e09db86d76f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f151b9725df5eebf6de5a5ff156ed8414ced9909bbb793b0dab0e09db86d76f8", kill_on_drop: false }`
[INFO] [stdout] f151b9725df5eebf6de5a5ff156ed8414ced9909bbb793b0dab0e09db86d76f8
[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] 6411bfbbf88cd208c093e49410eb6c94e22e3662bd2a96231c9280e798761f10
[INFO] running `Command { std: "docker" "start" "-a" "6411bfbbf88cd208c093e49410eb6c94e22e3662bd2a96231c9280e798761f10", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lin_algebra-8bfdb6de09fffbfd)
[INFO] [stdout] running 10 tests
[INFO] [stderr]    Doc-tests lin_algebra
[INFO] [stdout] test tests::get_pivot ... ok
[INFO] [stdout] test tests::instantiate_matrix ... ok
[INFO] [stdout] test tests::is_reduced_echelon ... ok
[INFO] [stdout] test tests::image ... ok
[INFO] [stdout] test tests::echelon_form_matrix ... ok
[INFO] [stdout] test tests::echelon_form_ops ... ok
[INFO] [stdout] test tests::rank ... ok
[INFO] [stdout] test tests::ncols_nrows ... ok
[INFO] [stdout] test tests::is_reduced_echelon_zero_row ... ok
[INFO] [stdout] test tests::kernel ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "6411bfbbf88cd208c093e49410eb6c94e22e3662bd2a96231c9280e798761f10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6411bfbbf88cd208c093e49410eb6c94e22e3662bd2a96231c9280e798761f10", kill_on_drop: false }`
[INFO] [stdout] 6411bfbbf88cd208c093e49410eb6c94e22e3662bd2a96231c9280e798761f10