[INFO] fetching crate m4ri-rust 0.4.0...
[INFO] testing m4ri-rust-0.4.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate m4ri-rust 0.4.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate m4ri-rust 0.4.0 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 m4ri-rust 0.4.0
[INFO] finished tweaking crates.io crate m4ri-rust 0.4.0
[INFO] tweaked toml for crates.io crate m4ri-rust 0.4.0 written to /workspace/builds/worker-11/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] 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] e9d28ce9cdc322fe58eeb7c7a1d5ff38cdc19b55a597987b342aad985d029fe5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e9d28ce9cdc322fe58eeb7c7a1d5ff38cdc19b55a597987b342aad985d029fe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9d28ce9cdc322fe58eeb7c7a1d5ff38cdc19b55a597987b342aad985d029fe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9d28ce9cdc322fe58eeb7c7a1d5ff38cdc19b55a597987b342aad985d029fe5", kill_on_drop: false }`
[INFO] [stdout] e9d28ce9cdc322fe58eeb7c7a1d5ff38cdc19b55a597987b342aad985d029fe5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 2bd9bfc80c719ecf256875ac0e00e38b134821d680381d90b6af8f3a4449441d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2bd9bfc80c719ecf256875ac0e00e38b134821d680381d90b6af8f3a4449441d", kill_on_drop: false }`
[INFO] [stderr]    Compiling m4ri-sys v0.3.3
[INFO] [stderr]    Compiling vob v2.0.6
[INFO] [stderr]    Compiling m4ri-rust v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.81s
[INFO] running `Command { std: "docker" "inspect" "2bd9bfc80c719ecf256875ac0e00e38b134821d680381d90b6af8f3a4449441d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bd9bfc80c719ecf256875ac0e00e38b134821d680381d90b6af8f3a4449441d", kill_on_drop: false }`
[INFO] [stdout] 2bd9bfc80c719ecf256875ac0e00e38b134821d680381d90b6af8f3a4449441d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] c9fdaace7cde63407ab05e04c6cb4523568b03cdcc73e3ffde68aaa9fe12e8ff
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c9fdaace7cde63407ab05e04c6cb4523568b03cdcc73e3ffde68aaa9fe12e8ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling m4ri-rust v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "c9fdaace7cde63407ab05e04c6cb4523568b03cdcc73e3ffde68aaa9fe12e8ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9fdaace7cde63407ab05e04c6cb4523568b03cdcc73e3ffde68aaa9fe12e8ff", kill_on_drop: false }`
[INFO] [stdout] c9fdaace7cde63407ab05e04c6cb4523568b03cdcc73e3ffde68aaa9fe12e8ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5dbcd1fc2bf46578653abe2996ff2a3d988f3782e6992a96b2c52e69cb89b7bd
[INFO] running `Command { std: "docker" "start" "-a" "5dbcd1fc2bf46578653abe2996ff2a3d988f3782e6992a96b2c52e69cb89b7bd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/m4ri_rust-09a3b1f46081db79)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test friendly::binary_matrix::test::mul ... ok
[INFO] [stdout] test friendly::binary_matrix::test::identity ... ok
[INFO] [stdout] test friendly::binary_matrix::test::new ... ok
[INFO] [stdout] test friendly::binary_matrix::test::set_window ... ok
[INFO] [stdout] test friendly::binary_vector::test::init ... ok
[INFO] [stdout] test friendly::binary_vector::test::mul ... ok
[INFO] [stdout] test friendly::binary_vector::test::as_matrix ... ok
[INFO] [stdout] test friendly::binary_matrix::test::test_as_vector_column ... ok
[INFO] [stdout] test friendly::binary_vector::test::as_column_matrix ... ok
[INFO] [stdout] test friendly::binary_matrix::test::test_as_vector_row ... ok
[INFO] [stdout] test friendly::binary_matrix::test::vecmul ... ok
[INFO] [stdout] test friendly::binary_matrix::test::zero ... ok
[INFO] [stdout] test friendly::binary_vector::test::count_ones ... ok
[INFO] [stdout] test friendly::binary_vector::test::from_bytes ... ok
[INFO] [stdout] test friendly::binary_matrix::test::test_random ... ok
[INFO] [stdout] test friendly::binary_matrix::test::test_random_unequal ... ok
[INFO] [stdout] test friendly::binary_vector::test::add ... ok
[INFO] [stderr]    Doc-tests m4ri-rust
[INFO] [stdout] test friendly::binary_matrix::test::test_count_ones ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.41s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/friendly/binary_vector.rs - friendly::binary_vector::BinVector::from_function (line 70) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.67s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5dbcd1fc2bf46578653abe2996ff2a3d988f3782e6992a96b2c52e69cb89b7bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dbcd1fc2bf46578653abe2996ff2a3d988f3782e6992a96b2c52e69cb89b7bd", kill_on_drop: false }`
[INFO] [stdout] 5dbcd1fc2bf46578653abe2996ff2a3d988f3782e6992a96b2c52e69cb89b7bd