[INFO] fetching crate m4ri-rust 0.4.0...
[INFO] testing m4ri-rust-0.4.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate m4ri-rust 0.4.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate m4ri-rust 0.4.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded m4ri-sys v0.3.3
[INFO] [stderr]   Downloaded vob v2.0.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc8bdf070898b1bd8abeb61c3cea2b16feb0caa690c78fc6254117430c54d974
[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" "fc8bdf070898b1bd8abeb61c3cea2b16feb0caa690c78fc6254117430c54d974", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc8bdf070898b1bd8abeb61c3cea2b16feb0caa690c78fc6254117430c54d974", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc8bdf070898b1bd8abeb61c3cea2b16feb0caa690c78fc6254117430c54d974", kill_on_drop: false }`
[INFO] [stdout] fc8bdf070898b1bd8abeb61c3cea2b16feb0caa690c78fc6254117430c54d974
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a558a2a89089bb2b08d250025e8e46d9585d0ced0c63ad3c63ddcf6cc0fa664
[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" "6a558a2a89089bb2b08d250025e8e46d9585d0ced0c63ad3c63ddcf6cc0fa664", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling m4ri-sys v0.3.3
[INFO] [stderr]    Compiling vob v2.0.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling m4ri-rust v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.92s
[INFO] running `Command { std: "docker" "inspect" "6a558a2a89089bb2b08d250025e8e46d9585d0ced0c63ad3c63ddcf6cc0fa664", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a558a2a89089bb2b08d250025e8e46d9585d0ced0c63ad3c63ddcf6cc0fa664", kill_on_drop: false }`
[INFO] [stdout] 6a558a2a89089bb2b08d250025e8e46d9585d0ced0c63ad3c63ddcf6cc0fa664
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f0f9d28add48cf3fdbabf1a108e4faed64f805412f971dac3b1376a4bf7f687
[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" "1f0f9d28add48cf3fdbabf1a108e4faed64f805412f971dac3b1376a4bf7f687", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling m4ri-rust v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.31s
[INFO] running `Command { std: "docker" "inspect" "1f0f9d28add48cf3fdbabf1a108e4faed64f805412f971dac3b1376a4bf7f687", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f0f9d28add48cf3fdbabf1a108e4faed64f805412f971dac3b1376a4bf7f687", kill_on_drop: false }`
[INFO] [stdout] 1f0f9d28add48cf3fdbabf1a108e4faed64f805412f971dac3b1376a4bf7f687
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f112070cf26474ad782ee5ed7a78afe874df0392a06a29f0490633a24c95941e
[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" "f112070cf26474ad782ee5ed7a78afe874df0392a06a29f0490633a24c95941e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/m4ri_rust-166e1bd13b9f116c)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test friendly::binary_matrix::test::new ... ok
[INFO] [stdout] test friendly::binary_matrix::test::test_random ... 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_matrix::test::identity ... 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::test_random_unequal ... ok
[INFO] [stdout] test friendly::binary_vector::test::as_matrix ... ok
[INFO] [stdout] test friendly::binary_vector::test::mul ... ok
[INFO] [stdout] test friendly::binary_matrix::test::set_window ... ok
[INFO] [stdout] test friendly::binary_matrix::test::mul ... ok
[INFO] [stdout] test friendly::binary_vector::test::from_bytes ... ok
[INFO] [stdout] test friendly::binary_vector::test::add ... ok
[INFO] [stdout] test friendly::binary_vector::test::init ... ok
[INFO] [stdout] test friendly::binary_matrix::test::test_as_vector_column ... ok
[INFO] [stdout] test friendly::binary_matrix::test::vecmul ... 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 0.47s
[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 0.57s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f112070cf26474ad782ee5ed7a78afe874df0392a06a29f0490633a24c95941e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f112070cf26474ad782ee5ed7a78afe874df0392a06a29f0490633a24c95941e", kill_on_drop: false }`
[INFO] [stdout] f112070cf26474ad782ee5ed7a78afe874df0392a06a29f0490633a24c95941e