[INFO] fetching crate mrslac 0.2.0...
[INFO] testing mrslac-0.2.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate mrslac 0.2.0 into /workspace/builds/worker-66/source
[INFO] validating manifest of crates.io crate mrslac 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 mrslac 0.2.0
[INFO] finished tweaking crates.io crate mrslac 0.2.0
[INFO] tweaked toml for crates.io crate mrslac 0.2.0 written to /workspace/builds/worker-66/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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] 7b3addbe965338dd8f449636e6e7a15d9d2cd9fa71b8eb6dccf64214ccc55759
[INFO] running `Command { std: "docker" "start" "-a" "7b3addbe965338dd8f449636e6e7a15d9d2cd9fa71b8eb6dccf64214ccc55759", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b3addbe965338dd8f449636e6e7a15d9d2cd9fa71b8eb6dccf64214ccc55759", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b3addbe965338dd8f449636e6e7a15d9d2cd9fa71b8eb6dccf64214ccc55759", kill_on_drop: false }`
[INFO] [stdout] 7b3addbe965338dd8f449636e6e7a15d9d2cd9fa71b8eb6dccf64214ccc55759
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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] 41b42c285f0c2698154d54a2f18c149ef3503f758870b9d8f3c52e144dae09df
[INFO] running `Command { std: "docker" "start" "-a" "41b42c285f0c2698154d54a2f18c149ef3503f758870b9d8f3c52e144dae09df", kill_on_drop: false }`
[INFO] [stderr]    Compiling mrslac v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "41b42c285f0c2698154d54a2f18c149ef3503f758870b9d8f3c52e144dae09df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41b42c285f0c2698154d54a2f18c149ef3503f758870b9d8f3c52e144dae09df", kill_on_drop: false }`
[INFO] [stdout] 41b42c285f0c2698154d54a2f18c149ef3503f758870b9d8f3c52e144dae09df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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] 724a978c4818df6d5a00a32b706b1f547b2be7540e5b7e9f92fef1e40abcfb89
[INFO] running `Command { std: "docker" "start" "-a" "724a978c4818df6d5a00a32b706b1f547b2be7540e5b7e9f92fef1e40abcfb89", kill_on_drop: false }`
[INFO] [stderr]    Compiling mrslac v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "724a978c4818df6d5a00a32b706b1f547b2be7540e5b7e9f92fef1e40abcfb89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "724a978c4818df6d5a00a32b706b1f547b2be7540e5b7e9f92fef1e40abcfb89", kill_on_drop: false }`
[INFO] [stdout] 724a978c4818df6d5a00a32b706b1f547b2be7540e5b7e9f92fef1e40abcfb89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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] 1ae8fd0efb0e80eda0b068a5954070b29dae5ad949015feafb59bdb5bc97cb1d
[INFO] running `Command { std: "docker" "start" "-a" "1ae8fd0efb0e80eda0b068a5954070b29dae5ad949015feafb59bdb5bc97cb1d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mrslac-c4e71081f3e970b1)
[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/lib.rs (/opt/rustwide/target/debug/deps/lib-697e93ff5c916c26)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/matrix_dense_row_major.rs (/opt/rustwide/target/debug/deps/matrix_dense_row_major-73d82e2e52e8533b)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test dense_basic_matrix_interface ... ok
[INFO] [stdout] test dense_init ... ok
[INFO] [stdout] test test_dense_row_major_set_zero ... 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] [stderr]      Running tests/matrix_sparse_crs.rs (/opt/rustwide/target/debug/deps/matrix_sparse_crs-2f4debbcfc4cec8f)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test sparse_crs_basic_matrix_interface ... ok
[INFO] [stdout] test sparse_crs_init ... ok
[INFO] [stdout] test sparse_crs_basic_sparse_interface ... ok
[INFO] [stdout] test test_sparse_crs_set_zero ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/matrix_sparse_dok.rs (/opt/rustwide/target/debug/deps/matrix_sparse_dok-1c7e88e38ed25d84)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test sparse_dok_basic_matrix_interface ... ok
[INFO] [stdout] test sparse_dok_basic_sparse_interface ... ok
[INFO] [stdout] test sparse_dok_init ... ok
[INFO] [stdout] test test_sparse_dok_set_zero ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/vector_dense.rs (/opt/rustwide/target/debug/deps/vector_dense-16bf3d889de478ee)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test dense_basic_matrix_interface ... ok
[INFO] [stdout] test dense_init ... ok
[INFO] [stdout] test test_dense_set_zero ... 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] [stderr]      Running tests/vector_sparse_cs.rs (/opt/rustwide/target/debug/deps/vector_sparse_cs-62a9198122817dc5)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test sparsecs_basic_matrix_interface ... ok
[INFO] [stdout] test sparsecs_given_empty_vector_when_set_ellement_then_nnz_is_one ... ok
[INFO] [stdout] test sparsecs_init ... ok
[INFO] [stdout] test sparsecs_sparse_vector_interface ... ok
[INFO] [stdout] test test_sparsecs_set_zero ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mrslac
[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" "1ae8fd0efb0e80eda0b068a5954070b29dae5ad949015feafb59bdb5bc97cb1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ae8fd0efb0e80eda0b068a5954070b29dae5ad949015feafb59bdb5bc97cb1d", kill_on_drop: false }`
[INFO] [stdout] 1ae8fd0efb0e80eda0b068a5954070b29dae5ad949015feafb59bdb5bc97cb1d