[INFO] fetching crate dahl-partition 0.5.3...
[INFO] testing dahl-partition-0.5.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate dahl-partition 0.5.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate dahl-partition 0.5.3 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dahl-partition 0.5.3
[INFO] finished tweaking crates.io crate dahl-partition 0.5.3
[INFO] tweaked toml for crates.io crate dahl-partition 0.5.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc54ec744220e9b64bae3c5638d0a1b1d3dd17b0a72821b3b52bb1e277203090
[INFO] running `Command { std: "docker" "start" "-a" "dc54ec744220e9b64bae3c5638d0a1b1d3dd17b0a72821b3b52bb1e277203090", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc54ec744220e9b64bae3c5638d0a1b1d3dd17b0a72821b3b52bb1e277203090", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc54ec744220e9b64bae3c5638d0a1b1d3dd17b0a72821b3b52bb1e277203090", kill_on_drop: false }`
[INFO] [stdout] dc54ec744220e9b64bae3c5638d0a1b1d3dd17b0a72821b3b52bb1e277203090
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b29449865f14b37379fe88efa290c5651327f36b44e77874b9ef60a3d6ad0d1
[INFO] running `Command { std: "docker" "start" "-a" "9b29449865f14b37379fe88efa290c5651327f36b44e77874b9ef60a3d6ad0d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling getrandom v0.2.3
[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 dahl-partition v0.5.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.67s
[INFO] running `Command { std: "docker" "inspect" "9b29449865f14b37379fe88efa290c5651327f36b44e77874b9ef60a3d6ad0d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b29449865f14b37379fe88efa290c5651327f36b44e77874b9ef60a3d6ad0d1", kill_on_drop: false }`
[INFO] [stdout] 9b29449865f14b37379fe88efa290c5651327f36b44e77874b9ef60a3d6ad0d1
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d8bc51c0cff3f6105324cb8de84d94931ef4372ce7843ca16998f971f392592
[INFO] running `Command { std: "docker" "start" "-a" "4d8bc51c0cff3f6105324cb8de84d94931ef4372ce7843ca16998f971f392592", kill_on_drop: false }`
[INFO] [stderr]    Compiling dahl-partition v0.5.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "4d8bc51c0cff3f6105324cb8de84d94931ef4372ce7843ca16998f971f392592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d8bc51c0cff3f6105324cb8de84d94931ef4372ce7843ca16998f971f392592", kill_on_drop: false }`
[INFO] [stdout] 4d8bc51c0cff3f6105324cb8de84d94931ef4372ce7843ca16998f971f392592
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3e61e01938dc2f05bb4d6cccee7d8cc0373205dee6c20f672e4994365f8070d8
[INFO] running `Command { std: "docker" "start" "-a" "3e61e01938dc2f05bb4d6cccee7d8cc0373205dee6c20f672e4994365f8070d8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dahl_partition-2a103a4f489229b1)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests_partitions_holder::test_partition_holder ... ok
[INFO] [stdout] test tests_partition::test_from ... ok
[INFO] [stdout] test tests_subset::test_add ... ok
[INFO] [stdout] test tests_partition::test_equality ... ok
[INFO] [stdout] test tests_partition::test_complete ... ok
[INFO] [stdout] test tests_iterator::test_sharded ... ok
[INFO] [stdout] test tests_partition::test_canonicalize ... ok
[INFO] [stdout] test tests_subset::test_equality ... ok
[INFO] [stdout] test tests_subset::test_remove ... ok
[INFO] [stdout] test tests_subset::test_merge ... ok
[INFO] [stdout] test tests_iterator::test_iterator ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dahl-partition
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/lib.rs - Partition::new (line 39) ... ok
[INFO] [stdout] test src/lib.rs - Partition::canonicalize (line 471) ... ok
[INFO] [stdout] test src/lib.rs - Partition::new_subset (line 264) ... ok
[INFO] [stdout] test src/lib.rs - Partition::pop_subset (line 423) ... ok
[INFO] [stdout] test src/lib.rs - Partition::add (line 281) ... ok
[INFO] [stdout] test src/lib.rs - Partition::add_with_index (line 304) ... ok
[INFO] [stdout] test src/lib.rs - Partition::remove_clean_and_relabel (line 346) ... ok
[INFO] [stdout] test src/lib.rs - Partition::canonicalize_by_permutation (line 491) ... ok
[INFO] [stdout] test src/lib.rs - Partition::remove_with_index (line 381) ... ok
[INFO] [stdout] test src/lib.rs - Partition::remove (line 325) ... ok
[INFO] [stdout] test src/lib.rs - Partition::n_subsets (line 189) ... ok
[INFO] [stdout] test src/lib.rs - Partition::pop_item (line 404) ... ok
[INFO] [stdout] test src/lib.rs - Partition::n_items (line 176) ... ok
[INFO] [stdout] test src/lib.rs - Partition::from (line 95) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.65s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3e61e01938dc2f05bb4d6cccee7d8cc0373205dee6c20f672e4994365f8070d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e61e01938dc2f05bb4d6cccee7d8cc0373205dee6c20f672e4994365f8070d8", kill_on_drop: false }`
[INFO] [stdout] 3e61e01938dc2f05bb4d6cccee7d8cc0373205dee6c20f672e4994365f8070d8