[INFO] fetching crate pack 0.4.0...
[INFO] testing pack-0.4.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate pack 0.4.0 into /workspace/builds/worker-64/source
[INFO] validating manifest of crates.io crate pack 0.4.0 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 pack 0.4.0
[INFO] finished tweaking crates.io crate pack 0.4.0
[INFO] tweaked toml for crates.io crate pack 0.4.0 written to /workspace/builds/worker-64/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-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 2a07d91730c72cfd3f1b2dc16fc3e75d0105d1147bbccace9cc0ce8c5f78e8ca
[INFO] running `Command { std: "docker" "start" "-a" "2a07d91730c72cfd3f1b2dc16fc3e75d0105d1147bbccace9cc0ce8c5f78e8ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a07d91730c72cfd3f1b2dc16fc3e75d0105d1147bbccace9cc0ce8c5f78e8ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a07d91730c72cfd3f1b2dc16fc3e75d0105d1147bbccace9cc0ce8c5f78e8ca", kill_on_drop: false }`
[INFO] [stdout] 2a07d91730c72cfd3f1b2dc16fc3e75d0105d1147bbccace9cc0ce8c5f78e8ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 778186e9dab47f6e8edfba6c357f706e8707ae0155bdfb4d0d7b354b53f9c161
[INFO] running `Command { std: "docker" "start" "-a" "778186e9dab47f6e8edfba6c357f706e8707ae0155bdfb4d0d7b354b53f9c161", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pack v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "778186e9dab47f6e8edfba6c357f706e8707ae0155bdfb4d0d7b354b53f9c161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "778186e9dab47f6e8edfba6c357f706e8707ae0155bdfb4d0d7b354b53f9c161", kill_on_drop: false }`
[INFO] [stdout] 778186e9dab47f6e8edfba6c357f706e8707ae0155bdfb4d0d7b354b53f9c161
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] db4fa673ea4a2974bdea5e0a6afe6ccb4de9139272e8f6167e3c0fa36a23870c
[INFO] running `Command { std: "docker" "start" "-a" "db4fa673ea4a2974bdea5e0a6afe6ccb4de9139272e8f6167e3c0fa36a23870c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pack v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.06s
[INFO] running `Command { std: "docker" "inspect" "db4fa673ea4a2974bdea5e0a6afe6ccb4de9139272e8f6167e3c0fa36a23870c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db4fa673ea4a2974bdea5e0a6afe6ccb4de9139272e8f6167e3c0fa36a23870c", kill_on_drop: false }`
[INFO] [stdout] db4fa673ea4a2974bdea5e0a6afe6ccb4de9139272e8f6167e3c0fa36a23870c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 96aa604a1791e68da8d25071901981d6d043391ee47dcd5f44420bcae2c228cb
[INFO] running `Command { std: "docker" "start" "-a" "96aa604a1791e68da8d25071901981d6d043391ee47dcd5f44420bcae2c228cb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pack-a23d2ba6687fa1ea)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test puzzle::piece::entity::tests::piece_should_tranform ... ok
[INFO] [stdout] test puzzle::piece::entity::tests::piece_should_translate ... ok
[INFO] [stdout] test puzzle::piece::position::tests::positions_are_equal_on_values ... ok
[INFO] [stdout] test puzzle::piece::template::tests::templates_are_equal_on_values ... ok
[INFO] [stdout] test puzzle::pieces::tests::bag_should_iterate_over_collection ... ok
[INFO] [stdout] test puzzle::piece::template::tests::templates_should_return_24_pieces_unsymmetric_templates ... ok
[INFO] [stdout] test puzzle::solver::tests::piece_should_fit_in_target ... ok
[INFO] [stdout] test puzzle::piece::template::tests::templates_should_return_less_than_24_pieces_for_symmetric_templates ... ok
[INFO] [stdout] test puzzle::solver::tests::solutions_should_display_nicely ... ok
[INFO] [stdout] test puzzle::vector::tests::should_determine_vector_addition_of_triple ... ok
[INFO] [stdout] test puzzle::vector::tests::should_determine_vector_difference_of_triple ... ok
[INFO] [stdout] test puzzle::vector::tests::should_determine_vector_addition_of_tuple ... ok
[INFO] [stdout] test puzzle::vector::tests::should_determine_vector_difference_of_tuple ... ok
[INFO] [stdout] test util::target::tests::should_create_a_brick ... ok
[INFO] [stdout] test util::target::tests::should_create_a_rectangle ... ok
[INFO] [stdout] test puzzle::solver::tests::solve_should_pack_pieces ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pack
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "96aa604a1791e68da8d25071901981d6d043391ee47dcd5f44420bcae2c228cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96aa604a1791e68da8d25071901981d6d043391ee47dcd5f44420bcae2c228cb", kill_on_drop: false }`
[INFO] [stdout] 96aa604a1791e68da8d25071901981d6d043391ee47dcd5f44420bcae2c228cb