[INFO] fetching crate m4ri-rust 0.4.0...
[INFO] testing m4ri-rust-0.4.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate m4ri-rust 0.4.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate m4ri-rust 0.4.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", 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] 0f819ea96e0e1c897af17739343e2a12b14c417e0ac8199b2b5d177e7442efc3
[INFO] running `Command { std: "docker" "start" "-a" "0f819ea96e0e1c897af17739343e2a12b14c417e0ac8199b2b5d177e7442efc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f819ea96e0e1c897af17739343e2a12b14c417e0ac8199b2b5d177e7442efc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f819ea96e0e1c897af17739343e2a12b14c417e0ac8199b2b5d177e7442efc3", kill_on_drop: false }`
[INFO] [stdout] 0f819ea96e0e1c897af17739343e2a12b14c417e0ac8199b2b5d177e7442efc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 063499cc1b452ead89e65945e308f8d091486b8308373788bf5f24295beb8446
[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" "063499cc1b452ead89e65945e308f8d091486b8308373788bf5f24295beb8446", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling m4ri-sys v0.3.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling vob v2.0.6
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling m4ri-rust v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.43s
[INFO] running `Command { std: "docker" "inspect" "063499cc1b452ead89e65945e308f8d091486b8308373788bf5f24295beb8446", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "063499cc1b452ead89e65945e308f8d091486b8308373788bf5f24295beb8446", kill_on_drop: false }`
[INFO] [stdout] 063499cc1b452ead89e65945e308f8d091486b8308373788bf5f24295beb8446
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 485ea1fa1c0a8661910fc1657c52bfd27318e5dbac6195f51c8ead9026cba249
[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" "485ea1fa1c0a8661910fc1657c52bfd27318e5dbac6195f51c8ead9026cba249", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling m4ri-rust v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.47s
[INFO] running `Command { std: "docker" "inspect" "485ea1fa1c0a8661910fc1657c52bfd27318e5dbac6195f51c8ead9026cba249", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "485ea1fa1c0a8661910fc1657c52bfd27318e5dbac6195f51c8ead9026cba249", kill_on_drop: false }`
[INFO] [stdout] 485ea1fa1c0a8661910fc1657c52bfd27318e5dbac6195f51c8ead9026cba249
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0ab601790df82b1a5cc1fa988671c405d55e6e5a951d3f6ea2578c863d39db68
[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" "0ab601790df82b1a5cc1fa988671c405d55e6e5a951d3f6ea2578c863d39db68", 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-e05272ffe28da33b)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test friendly::binary_matrix::test::test_as_vector_column ... ok
[INFO] [stdout] test friendly::binary_matrix::test::test_as_vector_row ... ok
[INFO] [stdout] test friendly::binary_matrix::test::test_random_unequal ... ok
[INFO] [stdout] test friendly::binary_vector::test::as_matrix ... ok
[INFO] [stdout] test friendly::binary_vector::test::count_ones ... ok
[INFO] [stdout] test friendly::binary_matrix::test::zero ... ok
[INFO] [stdout] test friendly::binary_matrix::test::mul ... ok
[INFO] [stdout] test friendly::binary_matrix::test::new ... ok
[INFO] [stdout] test friendly::binary_matrix::test::identity ... ok
[INFO] [stdout] test friendly::binary_matrix::test::set_window ... ok
[INFO] [stdout] test friendly::binary_matrix::test::test_random ... ok
[INFO] [stdout] test friendly::binary_vector::test::as_column_matrix ... ok
[INFO] [stdout] test friendly::binary_matrix::test::vecmul ... ok
[INFO] [stdout] test friendly::binary_vector::test::add ... ok
[INFO] [stdout] test friendly::binary_vector::test::from_bytes ... ok
[INFO] [stdout] test friendly::binary_vector::test::init ... ok
[INFO] [stdout] test friendly::binary_vector::test::mul ... 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 0.44s
[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 0.63s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0ab601790df82b1a5cc1fa988671c405d55e6e5a951d3f6ea2578c863d39db68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ab601790df82b1a5cc1fa988671c405d55e6e5a951d3f6ea2578c863d39db68", kill_on_drop: false }`
[INFO] [stdout] 0ab601790df82b1a5cc1fa988671c405d55e6e5a951d3f6ea2578c863d39db68