[INFO] fetching crate munkres 0.5.2...
[INFO] testing munkres-0.5.2 against 1.91.0 for beta-1.92-2
[INFO] extracting crate munkres 0.5.2 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate munkres 0.5.2
[INFO] finished tweaking crates.io crate munkres 0.5.2
[INFO] tweaked toml for crates.io crate munkres 0.5.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate munkres 0.5.2 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 68 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] [stderr]       Adding fixedbitset v0.3.2 (available: v0.5.7)
[INFO] [stderr]       Adding ndarray v0.14.0 (available: v0.17.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_cbor v0.11.2
[INFO] [stderr]   Downloaded rawpointer v0.2.1
[INFO] [stderr]   Downloaded oorandom v11.1.5
[INFO] [stderr]   Downloaded plotters-backend v0.3.7
[INFO] [stderr]   Downloaded ndarray v0.14.0
[INFO] [stderr]   Downloaded plotters-svg v0.3.7
[INFO] [stderr]   Downloaded fixedbitset v0.3.2
[INFO] [stderr]   Downloaded matrixmultiply v0.2.4
[INFO] [stderr]   Downloaded num-complex v0.3.1
[INFO] [stderr]   Downloaded half v1.8.3
[INFO] [stderr]   Downloaded csv-core v0.1.13
[INFO] [stderr]   Downloaded criterion-plot v0.4.5
[INFO] [stderr]   Downloaded csv v1.4.0
[INFO] [stderr]   Downloaded criterion v0.3.6
[INFO] [stderr]   Downloaded plotters v0.3.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4990f2da7e3325f938709ec4a70ee19515d02d08a65a8555322dcd372f98a52
[INFO] running `Command { std: "docker" "start" "-a" "f4990f2da7e3325f938709ec4a70ee19515d02d08a65a8555322dcd372f98a52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4990f2da7e3325f938709ec4a70ee19515d02d08a65a8555322dcd372f98a52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4990f2da7e3325f938709ec4a70ee19515d02d08a65a8555322dcd372f98a52", kill_on_drop: false }`
[INFO] [stdout] f4990f2da7e3325f938709ec4a70ee19515d02d08a65a8555322dcd372f98a52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] baa2df50b313cea1a7d19a583df3b31e02b15d6709fd0331f8596e1a6a5f1d97
[INFO] running `Command { std: "docker" "start" "-a" "baa2df50b313cea1a7d19a583df3b31e02b15d6709fd0331f8596e1a6a5f1d97", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling ndarray v0.14.0
[INFO] [stderr]    Compiling fixedbitset v0.3.2
[INFO] [stderr]    Compiling matrixmultiply v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling munkres v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.42s
[INFO] running `Command { std: "docker" "inspect" "baa2df50b313cea1a7d19a583df3b31e02b15d6709fd0331f8596e1a6a5f1d97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baa2df50b313cea1a7d19a583df3b31e02b15d6709fd0331f8596e1a6a5f1d97", kill_on_drop: false }`
[INFO] [stdout] baa2df50b313cea1a7d19a583df3b31e02b15d6709fd0331f8596e1a6a5f1d97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 597a8eae76042380dea30ae75517464190c415b0c52caa594d8f3676aa3723c3
[INFO] running `Command { std: "docker" "start" "-a" "597a8eae76042380dea30ae75517464190c415b0c52caa594d8f3676aa3723c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling csv-core v0.1.13
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling csv v1.4.0
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling munkres v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 23.22s
[INFO] running `Command { std: "docker" "inspect" "597a8eae76042380dea30ae75517464190c415b0c52caa594d8f3676aa3723c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "597a8eae76042380dea30ae75517464190c415b0c52caa594d8f3676aa3723c3", kill_on_drop: false }`
[INFO] [stdout] 597a8eae76042380dea30ae75517464190c415b0c52caa594d8f3676aa3723c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 172677ee2315009b183011290cd4bce6bb05d22ec1b1cc237bbb9243860deb77
[INFO] running `Command { std: "docker" "start" "-a" "172677ee2315009b183011290cd4bce6bb05d22ec1b1cc237bbb9243860deb77", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/munkres-ade3edca687ca54a)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test test_invalid2 ... ok
[INFO] [stdout] test test_solve_equal_rows2 ... ok
[INFO] [stdout] test test_solve_equal_rows5_float ... ok
[INFO] [stdout] test test_solve_equal_rows5 ... ok
[INFO] [stdout] test test_solve ... ok
[INFO] [stdout] test test_invalid ... ok
[INFO] [stdout] test test_solve_equal_rows_stepwise ... ok
[INFO] [stdout] test test_solve_equal_rows5_float2 ... ok
[INFO] [stdout] test test_step1 ... ok
[INFO] [stdout] test test_step2 ... ok
[INFO] [stdout] test test_step4_case1 ... ok
[INFO] [stdout] test test_solve_random10 ... ok
[INFO] [stdout] test test_step4_case2 ... ok
[INFO] [stdout] test test_step3 ... ok
[INFO] [stdout] test test_step5 ... ok
[INFO] [stdout] test test_unsolvable2 ... ok
[INFO] [stdout] test weight_matrix::test_weight_matrix ... ok
[INFO] [stdout] test test_step6 ... ok
[INFO] [stdout] test test_should_be_unsolvable_if_first_cell_of_each_row_is_invalid ... ok
[INFO] [stdout] test test_unsolvable ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests munkres
[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" "172677ee2315009b183011290cd4bce6bb05d22ec1b1cc237bbb9243860deb77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "172677ee2315009b183011290cd4bce6bb05d22ec1b1cc237bbb9243860deb77", kill_on_drop: false }`
[INFO] [stdout] 172677ee2315009b183011290cd4bce6bb05d22ec1b1cc237bbb9243860deb77