[INFO] fetching crate mazinator 0.1.2...
[INFO] testing mazinator-0.1.2 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate mazinator 0.1.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate mazinator 0.1.2 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mazinator 0.1.2
[INFO] finished tweaking crates.io crate mazinator 0.1.2
[INFO] tweaked toml for crates.io crate mazinator 0.1.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate mazinator 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34052fa90fae1875690c8ee9cdea498b658f07d8e7f6e82d448585fe3a4628e5
[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" "34052fa90fae1875690c8ee9cdea498b658f07d8e7f6e82d448585fe3a4628e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34052fa90fae1875690c8ee9cdea498b658f07d8e7f6e82d448585fe3a4628e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34052fa90fae1875690c8ee9cdea498b658f07d8e7f6e82d448585fe3a4628e5", kill_on_drop: false }`
[INFO] [stdout] 34052fa90fae1875690c8ee9cdea498b658f07d8e7f6e82d448585fe3a4628e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05105eee6680ddf8ea4a0f672122a7cdb22c2c7538da724d9e5db21b93cdd1d3
[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" "05105eee6680ddf8ea4a0f672122a7cdb22c2c7538da724d9e5db21b93cdd1d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v1.9.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling mazinator v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.54s
[INFO] running `Command { std: "docker" "inspect" "05105eee6680ddf8ea4a0f672122a7cdb22c2c7538da724d9e5db21b93cdd1d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05105eee6680ddf8ea4a0f672122a7cdb22c2c7538da724d9e5db21b93cdd1d3", kill_on_drop: false }`
[INFO] [stdout] 05105eee6680ddf8ea4a0f672122a7cdb22c2c7538da724d9e5db21b93cdd1d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b5c6992f3cc5beb8b6ae756a542b5524c0a7fc6bd1ef6bb9ebd6a1a54e9f7b0
[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" "8b5c6992f3cc5beb8b6ae756a542b5524c0a7fc6bd1ef6bb9ebd6a1a54e9f7b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling mazinator v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "8b5c6992f3cc5beb8b6ae756a542b5524c0a7fc6bd1ef6bb9ebd6a1a54e9f7b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b5c6992f3cc5beb8b6ae756a542b5524c0a7fc6bd1ef6bb9ebd6a1a54e9f7b0", kill_on_drop: false }`
[INFO] [stdout] 8b5c6992f3cc5beb8b6ae756a542b5524c0a7fc6bd1ef6bb9ebd6a1a54e9f7b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] df4083f415c6e3d0b2d1c8dd3e13fae40818ba020b8707fd1b882375ef801644
[INFO] running `Command { std: "docker" "start" "-a" "df4083f415c6e3d0b2d1c8dd3e13fae40818ba020b8707fd1b882375ef801644", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mazinator-f3f8df4ec9ef1876
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mazinator-65fc802446805173
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test structure::wall::wall_tests::constructed_correct_walls ... ok
[INFO] [stdout] test structure::matrix::matrix_tests::get_correct_neighbours ... ok
[INFO] [stdout] test algo::bfs::bfs_test::visited_all_cells ... ok
[INFO] [stdout] test structure::wall::wall_tests::remove_wall_correctly ... ok
[INFO] [stdout] test structure::matrix::matrix_tests::put_correct_value ... ok
[INFO] [stdout] test structure::matrix::matrix_tests::get_correct_index ... ok
[INFO] [stdout] test algo::dfs::dfs_test::visited_all_cells ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mazinator
[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
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "df4083f415c6e3d0b2d1c8dd3e13fae40818ba020b8707fd1b882375ef801644", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df4083f415c6e3d0b2d1c8dd3e13fae40818ba020b8707fd1b882375ef801644", kill_on_drop: false }`
[INFO] [stdout] df4083f415c6e3d0b2d1c8dd3e13fae40818ba020b8707fd1b882375ef801644