[INFO] fetching crate nova-math 0.5.0...
[INFO] testing nova-math-0.5.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate nova-math 0.5.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate nova-math 0.5.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nova-math 0.5.0
[INFO] finished tweaking crates.io crate nova-math 0.5.0
[INFO] tweaked toml for crates.io crate nova-math 0.5.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe2d3499455c6efe829f9dddb477171f2df95987cd3f73fbf5bbf3ca565be22d
[INFO] running `Command { std: "docker" "start" "-a" "fe2d3499455c6efe829f9dddb477171f2df95987cd3f73fbf5bbf3ca565be22d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe2d3499455c6efe829f9dddb477171f2df95987cd3f73fbf5bbf3ca565be22d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe2d3499455c6efe829f9dddb477171f2df95987cd3f73fbf5bbf3ca565be22d", kill_on_drop: false }`
[INFO] [stdout] fe2d3499455c6efe829f9dddb477171f2df95987cd3f73fbf5bbf3ca565be22d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03e9b506f102d6cd7700d167966e6b8806687a1051eb624d4023bcef405125dc
[INFO] running `Command { std: "docker" "start" "-a" "03e9b506f102d6cd7700d167966e6b8806687a1051eb624d4023bcef405125dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling nova-math v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "03e9b506f102d6cd7700d167966e6b8806687a1051eb624d4023bcef405125dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03e9b506f102d6cd7700d167966e6b8806687a1051eb624d4023bcef405125dc", kill_on_drop: false }`
[INFO] [stdout] 03e9b506f102d6cd7700d167966e6b8806687a1051eb624d4023bcef405125dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99e90a7c338c2711cce2c8f1ab1f9c04a30260510a0a1054a10b2d4fda9fb86d
[INFO] running `Command { std: "docker" "start" "-a" "99e90a7c338c2711cce2c8f1ab1f9c04a30260510a0a1054a10b2d4fda9fb86d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nova-math v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "99e90a7c338c2711cce2c8f1ab1f9c04a30260510a0a1054a10b2d4fda9fb86d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99e90a7c338c2711cce2c8f1ab1f9c04a30260510a0a1054a10b2d4fda9fb86d", kill_on_drop: false }`
[INFO] [stdout] 99e90a7c338c2711cce2c8f1ab1f9c04a30260510a0a1054a10b2d4fda9fb86d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0c81db0b53d7536329feee600958bddb02556d04f307c11e40f583acf9bb6c78
[INFO] running `Command { std: "docker" "start" "-a" "0c81db0b53d7536329feee600958bddb02556d04f307c11e40f583acf9bb6c78", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nova_math-6996824520fbddfd)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test matrix::tests::matrix_add_1 ... ok
[INFO] [stdout] test matrix::tests::matrix_add_2 ... ok
[INFO] [stdout] test matrix::tests::matrix_creation_1 ... ok
[INFO] [stdout] test matrix::tests::matrix_creation_2 ... ok
[INFO] [stdout] test matrix::tests::matrix_inverse_same_1 ... ok
[INFO] [stdout] test matrix::tests::matrix_mul_1 ... ok
[INFO] [stderr]    Doc-tests nova-math
[INFO] [stdout] test matrix::tests::matrix_inverse_same_2 ... ok
[INFO] [stdout] test matrix::tests::matrix_mul_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[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" "0c81db0b53d7536329feee600958bddb02556d04f307c11e40f583acf9bb6c78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c81db0b53d7536329feee600958bddb02556d04f307c11e40f583acf9bb6c78", kill_on_drop: false }`
[INFO] [stdout] 0c81db0b53d7536329feee600958bddb02556d04f307c11e40f583acf9bb6c78