[INFO] fetching crate lager 0.2.0...
[INFO] testing lager-0.2.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate lager 0.2.0 into /workspace/builds/worker-94/source
[INFO] validating manifest of crates.io crate lager 0.2.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lager 0.2.0
[INFO] finished tweaking crates.io crate lager 0.2.0
[INFO] tweaked toml for crates.io crate lager 0.2.0 written to /workspace/builds/worker-94/source/Cargo.toml
[INFO] crate crates.io crate lager 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 86a29e8795608d991a4962e35077b7183ec73b6ebdf8c608b5e68aac658a7c3e
[INFO] running `Command { std: "docker" "start" "-a" "86a29e8795608d991a4962e35077b7183ec73b6ebdf8c608b5e68aac658a7c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86a29e8795608d991a4962e35077b7183ec73b6ebdf8c608b5e68aac658a7c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86a29e8795608d991a4962e35077b7183ec73b6ebdf8c608b5e68aac658a7c3e", kill_on_drop: false }`
[INFO] [stdout] 86a29e8795608d991a4962e35077b7183ec73b6ebdf8c608b5e68aac658a7c3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c001070afad8c3bc094eb306c71a145883460bc80a21c1e272e3c763ac38776
[INFO] running `Command { std: "docker" "start" "-a" "0c001070afad8c3bc094eb306c71a145883460bc80a21c1e272e3c763ac38776", kill_on_drop: false }`
[INFO] [stderr]    Compiling lager v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "0c001070afad8c3bc094eb306c71a145883460bc80a21c1e272e3c763ac38776", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c001070afad8c3bc094eb306c71a145883460bc80a21c1e272e3c763ac38776", kill_on_drop: false }`
[INFO] [stdout] 0c001070afad8c3bc094eb306c71a145883460bc80a21c1e272e3c763ac38776
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2f9f8e63f182ddbe7ffb99b71c104fe480dd1df42568a1ca858492d69ee4c5b
[INFO] running `Command { std: "docker" "start" "-a" "c2f9f8e63f182ddbe7ffb99b71c104fe480dd1df42568a1ca858492d69ee4c5b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.106
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling plotters v0.3.1
[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 lager v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 18.54s
[INFO] running `Command { std: "docker" "inspect" "c2f9f8e63f182ddbe7ffb99b71c104fe480dd1df42568a1ca858492d69ee4c5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2f9f8e63f182ddbe7ffb99b71c104fe480dd1df42568a1ca858492d69ee4c5b", kill_on_drop: false }`
[INFO] [stdout] c2f9f8e63f182ddbe7ffb99b71c104fe480dd1df42568a1ca858492d69ee4c5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 913fb48b2461ec6f5c530b2aa8c8a3326cfecc03b89a4d0e2fab7e1aca5209ed
[INFO] running `Command { std: "docker" "start" "-a" "913fb48b2461ec6f5c530b2aa8c8a3326cfecc03b89a4d0e2fab7e1aca5209ed", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lager-7074c041381e3bbf)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lager-6ed1e4be0bc30c68)
[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] [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] [stderr]      Running tests/matrix.rs (/opt/rustwide/target/debug/deps/matrix-8f3d2ab420bfbea6)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test check_matrices_are_close ... ok
[INFO] [stdout] test count_3x3 ... ok
[INFO] [stdout] test determinant_3x3 ... ok
[INFO] [stdout] test determinant_4x4 ... ok
[INFO] [stdout] test diag_3x3 ... ok
[INFO] [stdout] test hstack ... ok
[INFO] [stdout] test get_view_from_matrix ... ok
[INFO] [stdout] test identity_3x3 ... ok
[INFO] [stdout] test index_matrices ... ok
[INFO] [stdout] test lu_decomposition ... ok
[INFO] [stdout] test lu_decomposition_unknown_result ... ok
[INFO] [stdout] test lu_decomposition_with_permuations ... ok
[INFO] [stdout] test matrix_inverse ... ok
[INFO] [stdout] test multiply_2x2_matrices_elementwise ... ok
[INFO] [stdout] test multiply_3x3_identity_matrices ... ok
[INFO] [stdout] test multiply_3x3_matrices ... ok
[INFO] [stdout] test multiply_matrices_different_shapes ... ok
[INFO] [stdout] test ones ... ok
[INFO] [stdout] test reduced_row_echelon ... ok
[INFO] [stdout] test row_echelon ... ok
[INFO] [stdout] test transpose ... ok
[INFO] [stdout] test view_iterator_column ... ok
[INFO] [stdout] test view_iterator_matrix ... ok
[INFO] [stdout] test vstack ... ok
[INFO] [stdout] test zeros ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/vector.rs (/opt/rustwide/target/debug/deps/vector-8db9ed55a83b0310)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lager
[INFO] [stdout] running 3 tests
[INFO] [stdout] test add_3x1_vectors_elementwise ... ok
[INFO] [stdout] test multiply_3x1_vectors_elementwise ... ok
[INFO] [stdout] test multiply_3x3_matrix_with_3x1_vector ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 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" "913fb48b2461ec6f5c530b2aa8c8a3326cfecc03b89a4d0e2fab7e1aca5209ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "913fb48b2461ec6f5c530b2aa8c8a3326cfecc03b89a4d0e2fab7e1aca5209ed", kill_on_drop: false }`
[INFO] [stdout] 913fb48b2461ec6f5c530b2aa8c8a3326cfecc03b89a4d0e2fab7e1aca5209ed