[INFO] fetching crate mtrs 0.2.0...
[INFO] testing mtrs-0.2.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate mtrs 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate mtrs 0.2.0
[INFO] finished tweaking crates.io crate mtrs 0.2.0
[INFO] tweaked toml for crates.io crate mtrs 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mtrs 0.2.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 62 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c34d5aff479db820fa31004ed581dd19ab51ba58564ba75ff6072eb8e55cd435
[INFO] running `Command { std: "docker" "start" "-a" "c34d5aff479db820fa31004ed581dd19ab51ba58564ba75ff6072eb8e55cd435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c34d5aff479db820fa31004ed581dd19ab51ba58564ba75ff6072eb8e55cd435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c34d5aff479db820fa31004ed581dd19ab51ba58564ba75ff6072eb8e55cd435", kill_on_drop: false }`
[INFO] [stdout] c34d5aff479db820fa31004ed581dd19ab51ba58564ba75ff6072eb8e55cd435
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16b6a9bdd2519330d366e29211234501310ce1db8f22084ad8db25b8c0f24140
[INFO] running `Command { std: "docker" "start" "-a" "16b6a9bdd2519330d366e29211234501310ce1db8f22084ad8db25b8c0f24140", kill_on_drop: false }`
[INFO] [stderr]    Compiling mtrs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "16b6a9bdd2519330d366e29211234501310ce1db8f22084ad8db25b8c0f24140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16b6a9bdd2519330d366e29211234501310ce1db8f22084ad8db25b8c0f24140", kill_on_drop: false }`
[INFO] [stdout] 16b6a9bdd2519330d366e29211234501310ce1db8f22084ad8db25b8c0f24140
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2297e2bd59835a682d3109a223efa38b9eac1ae2c4f2a02acf10ec7ae26eccf
[INFO] running `Command { std: "docker" "start" "-a" "c2297e2bd59835a682d3109a223efa38b9eac1ae2c4f2a02acf10ec7ae26eccf", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling csv-core v0.1.13
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling serde_json v1.0.145
[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 mtrs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 20.02s
[INFO] running `Command { std: "docker" "inspect" "c2297e2bd59835a682d3109a223efa38b9eac1ae2c4f2a02acf10ec7ae26eccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2297e2bd59835a682d3109a223efa38b9eac1ae2c4f2a02acf10ec7ae26eccf", kill_on_drop: false }`
[INFO] [stdout] c2297e2bd59835a682d3109a223efa38b9eac1ae2c4f2a02acf10ec7ae26eccf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7c349edabc3675e6809f10763090279752a9807a0bf69b175a91fe87864630a4
[INFO] running `Command { std: "docker" "start" "-a" "7c349edabc3675e6809f10763090279752a9807a0bf69b175a91fe87864630a4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mtrs-bb412fe3c476cd24)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test impls::math::math_tests::test_ops ... ok
[INFO] [stdout] test main_tests::test_values ... ok
[INFO] [stdout] test matrix::matrix_tests::test_cols ... ok
[INFO] [stdout] test matrix::matrix_tests::test_diagonal ... ok
[INFO] [stderr]    Doc-tests mtrs
[INFO] [stdout] test matrix::matrix_tests::test_empty_matrix ... ok
[INFO] [stdout] test matrix::matrix_tests::test_erase ... ok
[INFO] [stdout] test matrix::matrix_tests::test_resize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test src/matrix.rs - matrix::Matrix<T>::from_vec (line 34) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::Matrix<T>::as_vec (line 145) ... ok
[INFO] [stdout] test src/math.rs - math::Matrix<T>::scalar_add (line 34) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::Matrix<T>::cols (line 194) ... ok
[INFO] [stdout] test src/math.rs - math::Matrix<T>::scalar_mul (line 60) ... ok
[INFO] [stdout] test src/math.rs - math::Matrix<T>::determinant (line 86) ... ok
[INFO] [stdout] test src/math.rs - math::Matrix<T>::inverse (line 152) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::Matrix<T>::diag (line 89) ... ok
[INFO] [stdout] test src/macros.rs - macros::matrix (line 2) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::Matrix<T>::from_slice (line 47) ... ok
[INFO] [stdout] test src/math.rs - math::Matrix<T>::transpose (line 8) ... ok
[INFO] [stdout] test src/lib.rs - (line 4) ... ok
[INFO] [stdout] test src/math.rs - math::Matrix<T>::scalar_div (line 73) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::Matrix<T>::get_col (line 169) ... ok
[INFO] [stdout] test src/lib.rs - Matrix (line 27) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::Matrix<T>::size (line 107) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::Matrix<T>::identity (line 21) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::Matrix<T>::get (line 214) ... ok
[INFO] [stdout] test src/math.rs - math::Matrix<T>::scalar_sub (line 47) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::Matrix<T>::zeros (line 61) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::Matrix<T>::ones (line 75) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::Matrix<T>::set (line 230) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::Matrix<T>::resize (line 251) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.08s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7c349edabc3675e6809f10763090279752a9807a0bf69b175a91fe87864630a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c349edabc3675e6809f10763090279752a9807a0bf69b175a91fe87864630a4", kill_on_drop: false }`
[INFO] [stdout] 7c349edabc3675e6809f10763090279752a9807a0bf69b175a91fe87864630a4