[INFO] fetching crate cycle-sort 0.3.0...
[INFO] testing cycle-sort-0.3.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate cycle-sort 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate cycle-sort 0.3.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cycle-sort 0.3.0
[INFO] finished tweaking crates.io crate cycle-sort 0.3.0
[INFO] tweaked toml for crates.io crate cycle-sort 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7bcce43f8c05a00423f52cc50f29ae42e4c38ac08dce3e5f28dbd1de6193a979
[INFO] running `Command { std: "docker" "start" "-a" "7bcce43f8c05a00423f52cc50f29ae42e4c38ac08dce3e5f28dbd1de6193a979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7bcce43f8c05a00423f52cc50f29ae42e4c38ac08dce3e5f28dbd1de6193a979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bcce43f8c05a00423f52cc50f29ae42e4c38ac08dce3e5f28dbd1de6193a979", kill_on_drop: false }`
[INFO] [stdout] 7bcce43f8c05a00423f52cc50f29ae42e4c38ac08dce3e5f28dbd1de6193a979
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ba8fca783c6f12b4c478564d70b1daa3148db0959f8198b37849a7078ffb0c4
[INFO] running `Command { std: "docker" "start" "-a" "9ba8fca783c6f12b4c478564d70b1daa3148db0959f8198b37849a7078ffb0c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling cycle-sort v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "9ba8fca783c6f12b4c478564d70b1daa3148db0959f8198b37849a7078ffb0c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ba8fca783c6f12b4c478564d70b1daa3148db0959f8198b37849a7078ffb0c4", kill_on_drop: false }`
[INFO] [stdout] 9ba8fca783c6f12b4c478564d70b1daa3148db0959f8198b37849a7078ffb0c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6fac1ea54ba812e8058668df377926127513d9bcb0251ca8157ff8648374757
[INFO] running `Command { std: "docker" "start" "-a" "b6fac1ea54ba812e8058668df377926127513d9bcb0251ca8157ff8648374757", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling cycle-sort v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.05s
[INFO] running `Command { std: "docker" "inspect" "b6fac1ea54ba812e8058668df377926127513d9bcb0251ca8157ff8648374757", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6fac1ea54ba812e8058668df377926127513d9bcb0251ca8157ff8648374757", kill_on_drop: false }`
[INFO] [stdout] b6fac1ea54ba812e8058668df377926127513d9bcb0251ca8157ff8648374757
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 36f2a0145e9bdb01e3ea0786cb0aa189747f36e9ae4435ab5b5249c28a77d78d
[INFO] running `Command { std: "docker" "start" "-a" "36f2a0145e9bdb01e3ea0786cb0aa189747f36e9ae4435ab5b5249c28a77d78d", 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]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cycle_sort-d82151f35ff35061)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test util::tests::equality ... ok
[INFO] [stdout] test cycle_sort::tests::zero_sized_elements ... ok
[INFO] [stdout] test cycle_sort::tests::correct_writes ... ok
[INFO] [stdout] test cycle_sort::tests::basic_sort ... ok
[INFO] [stdout] test cycle_sort::tests::sort_strings ... ok
[INFO] [stdout] test cycle_sort::tests::many_duplicates ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cycle-sort
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/cycle_sort.rs - cycle_sort::cycle_sort (line 14) ... ok
[INFO] [stdout] test src/cycle_sort.rs - cycle_sort::cycle_sort_by (line 35) ... ok
[INFO] [stdout] test src/cycle_sort.rs - cycle_sort::cycle_sort_by_key (line 57) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "36f2a0145e9bdb01e3ea0786cb0aa189747f36e9ae4435ab5b5249c28a77d78d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36f2a0145e9bdb01e3ea0786cb0aa189747f36e9ae4435ab5b5249c28a77d78d", kill_on_drop: false }`
[INFO] [stdout] 36f2a0145e9bdb01e3ea0786cb0aa189747f36e9ae4435ab5b5249c28a77d78d