[INFO] fetching crate mtrs 0.2.0...
[INFO] testing mtrs-0.2.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate mtrs 0.2.0 into /workspace/builds/worker-103/source
[INFO] validating manifest of crates.io crate mtrs 0.2.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-103/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa697635d2562b032032ab1f60442b770cb5dff19cd8e3f3dac6fdcc495629b9
[INFO] running `Command { std: "docker" "start" "-a" "aa697635d2562b032032ab1f60442b770cb5dff19cd8e3f3dac6fdcc495629b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa697635d2562b032032ab1f60442b770cb5dff19cd8e3f3dac6fdcc495629b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa697635d2562b032032ab1f60442b770cb5dff19cd8e3f3dac6fdcc495629b9", kill_on_drop: false }`
[INFO] [stdout] aa697635d2562b032032ab1f60442b770cb5dff19cd8e3f3dac6fdcc495629b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc9d3bab779e5546dd43978d63e34124cd38fbb65b56387faf7c31ace1917239
[INFO] running `Command { std: "docker" "start" "-a" "dc9d3bab779e5546dd43978d63e34124cd38fbb65b56387faf7c31ace1917239", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling mtrs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.34s
[INFO] running `Command { std: "docker" "inspect" "dc9d3bab779e5546dd43978d63e34124cd38fbb65b56387faf7c31ace1917239", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc9d3bab779e5546dd43978d63e34124cd38fbb65b56387faf7c31ace1917239", kill_on_drop: false }`
[INFO] [stdout] dc9d3bab779e5546dd43978d63e34124cd38fbb65b56387faf7c31ace1917239
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67ef7044d4bcdfb9f2da4a6d665c75adfca7bc6df48b713369a7746ea4685f52
[INFO] running `Command { std: "docker" "start" "-a" "67ef7044d4bcdfb9f2da4a6d665c75adfca7bc6df48b713369a7746ea4685f52", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling mtrs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 29.21s
[INFO] running `Command { std: "docker" "inspect" "67ef7044d4bcdfb9f2da4a6d665c75adfca7bc6df48b713369a7746ea4685f52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67ef7044d4bcdfb9f2da4a6d665c75adfca7bc6df48b713369a7746ea4685f52", kill_on_drop: false }`
[INFO] [stdout] 67ef7044d4bcdfb9f2da4a6d665c75adfca7bc6df48b713369a7746ea4685f52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a46341d9ef398d61415987bdde2a0f5332a43169479cc5bc0e3f0c5b3b79cf60
[INFO] running `Command { std: "docker" "start" "-a" "a46341d9ef398d61415987bdde2a0f5332a43169479cc5bc0e3f0c5b3b79cf60", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.87s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mtrs-74cc38f28dfb455a)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test main_tests::test_values ... ok
[INFO] [stdout] test matrix::matrix_tests::test_diagonal ... ok
[INFO] [stdout] test matrix::matrix_tests::test_cols ... ok
[INFO] [stdout] test matrix::matrix_tests::test_empty_matrix ... ok
[INFO] [stdout] test impls::math::math_tests::test_ops ... 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] [stderr]    Doc-tests mtrs
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test src/matrix.rs - matrix::Matrix<T>::resize (line 251) ... ok
[INFO] [stdout] test src/math.rs - math::Matrix<T>::scalar_div (line 73) ... ok
[INFO] [stdout] test src/math.rs - math::Matrix<T>::determinant (line 86) ... ok
[INFO] [stdout] test src/lib.rs - (line 4) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::Matrix<T>::from_vec (line 34) ... ok
[INFO] [stdout] test src/math.rs - math::Matrix<T>::scalar_mul (line 60) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::Matrix<T>::diag (line 89) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::Matrix<T>::size (line 107) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::Matrix<T>::get (line 214) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::Matrix<T>::ones (line 75) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::Matrix<T>::get_col (line 169) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::Matrix<T>::from_slice (line 47) ... ok
[INFO] [stdout] test src/lib.rs - Matrix (line 27) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::Matrix<T>::set (line 230) ... ok
[INFO] [stdout] test src/math.rs - math::Matrix<T>::inverse (line 152) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::Matrix<T>::zeros (line 61) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::Matrix<T>::identity (line 21) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::Matrix<T>::as_vec (line 145) ... ok
[INFO] [stdout] test src/macros.rs - macros::matrix (line 2) ... ok
[INFO] [stdout] test src/math.rs - math::Matrix<T>::scalar_sub (line 47) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::Matrix<T>::cols (line 194) ... ok
[INFO] [stdout] test src/math.rs - math::Matrix<T>::transpose (line 8) ... ok
[INFO] [stdout] test src/math.rs - math::Matrix<T>::scalar_add (line 34) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.14s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a46341d9ef398d61415987bdde2a0f5332a43169479cc5bc0e3f0c5b3b79cf60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a46341d9ef398d61415987bdde2a0f5332a43169479cc5bc0e3f0c5b3b79cf60", kill_on_drop: false }`
[INFO] [stdout] a46341d9ef398d61415987bdde2a0f5332a43169479cc5bc0e3f0c5b3b79cf60