[INFO] fetching crate m4ri-rust 0.4.0...
[INFO] testing m4ri-rust-0.4.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate m4ri-rust 0.4.0 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate m4ri-rust 0.4.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-31/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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" "+722e1797249a965b6335aebd65d777f917e498f1" "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 vob v2.0.6
[INFO] [stderr]   Downloaded m4ri-sys v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 245180e858816352a80eb80304aceaa94d2371f4b082ceac7d180d5c5dc90746
[INFO] running `Command { std: "docker" "start" "-a" "245180e858816352a80eb80304aceaa94d2371f4b082ceac7d180d5c5dc90746", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "245180e858816352a80eb80304aceaa94d2371f4b082ceac7d180d5c5dc90746", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "245180e858816352a80eb80304aceaa94d2371f4b082ceac7d180d5c5dc90746", kill_on_drop: false }`
[INFO] [stdout] 245180e858816352a80eb80304aceaa94d2371f4b082ceac7d180d5c5dc90746
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8099679a9e04efc33c25f91f458f91dd2159cef8a7579e71081206ae4e484ee5
[INFO] running `Command { std: "docker" "start" "-a" "8099679a9e04efc33c25f91f458f91dd2159cef8a7579e71081206ae4e484ee5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling m4ri-sys v0.3.3
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version 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 36.58s
[INFO] running `Command { std: "docker" "inspect" "8099679a9e04efc33c25f91f458f91dd2159cef8a7579e71081206ae4e484ee5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8099679a9e04efc33c25f91f458f91dd2159cef8a7579e71081206ae4e484ee5", kill_on_drop: false }`
[INFO] [stdout] 8099679a9e04efc33c25f91f458f91dd2159cef8a7579e71081206ae4e484ee5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66dc1a6fa991453ef79eb8c28d00dd7eff1bb554c2239ca6e3dcff19ae0bf46c
[INFO] running `Command { std: "docker" "start" "-a" "66dc1a6fa991453ef79eb8c28d00dd7eff1bb554c2239ca6e3dcff19ae0bf46c", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.71
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling m4ri-rust v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.79s
[INFO] running `Command { std: "docker" "inspect" "66dc1a6fa991453ef79eb8c28d00dd7eff1bb554c2239ca6e3dcff19ae0bf46c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66dc1a6fa991453ef79eb8c28d00dd7eff1bb554c2239ca6e3dcff19ae0bf46c", kill_on_drop: false }`
[INFO] [stdout] 66dc1a6fa991453ef79eb8c28d00dd7eff1bb554c2239ca6e3dcff19ae0bf46c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5367a696bbac849ac4fb2586923dd0958ed4081ee51ba4d9747886859ad99bcf
[INFO] running `Command { std: "docker" "start" "-a" "5367a696bbac849ac4fb2586923dd0958ed4081ee51ba4d9747886859ad99bcf", 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-0fde691992c8cc28)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test friendly::binary_matrix::test::identity ... 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::set_window ... ok
[INFO] [stdout] test friendly::binary_matrix::test::test_as_vector_row ... ok
[INFO] [stdout] test friendly::binary_matrix::test::test_as_vector_column ... ok
[INFO] [stdout] test friendly::binary_matrix::test::test_random ... ok
[INFO] [stdout] test friendly::binary_matrix::test::vecmul ... ok
[INFO] [stdout] test friendly::binary_matrix::test::test_random_unequal ... ok
[INFO] [stdout] test friendly::binary_vector::test::add ... ok
[INFO] [stdout] test friendly::binary_matrix::test::zero ... ok
[INFO] [stdout] test friendly::binary_vector::test::as_column_matrix ... ok
[INFO] [stdout] test friendly::binary_vector::test::count_ones ... ok
[INFO] [stdout] test friendly::binary_vector::test::init ... 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_vector::test::from_bytes ... ok
[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] [stderr]    Doc-tests m4ri-rust
[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 0.44s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5367a696bbac849ac4fb2586923dd0958ed4081ee51ba4d9747886859ad99bcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5367a696bbac849ac4fb2586923dd0958ed4081ee51ba4d9747886859ad99bcf", kill_on_drop: false }`
[INFO] [stdout] 5367a696bbac849ac4fb2586923dd0958ed4081ee51ba4d9747886859ad99bcf