[INFO] fetching crate union_impl 0.1.3...
[INFO] testing union_impl-0.1.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate union_impl 0.1.3 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate union_impl 0.1.3 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 union_impl 0.1.3
[INFO] finished tweaking crates.io crate union_impl 0.1.3
[INFO] tweaked toml for crates.io crate union_impl 0.1.3 written to /workspace/builds/worker-15/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded union_impl v0.1.3
[INFO] [stderr]   Downloaded union_export v0.1.3
[INFO] [stderr]   Downloaded union v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 3e2830ecad3d078c8fe3b3665187f40c763ee88f627bb5479d1f923f97b713b9
[INFO] running `Command { std: "docker" "start" "-a" "3e2830ecad3d078c8fe3b3665187f40c763ee88f627bb5479d1f923f97b713b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e2830ecad3d078c8fe3b3665187f40c763ee88f627bb5479d1f923f97b713b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e2830ecad3d078c8fe3b3665187f40c763ee88f627bb5479d1f923f97b713b9", kill_on_drop: false }`
[INFO] [stdout] 3e2830ecad3d078c8fe3b3665187f40c763ee88f627bb5479d1f923f97b713b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] e6b877c33f8998343de6a0ed773b72d747adecf55a2607ab31d19b1c82c83d38
[INFO] running `Command { std: "docker" "start" "-a" "e6b877c33f8998343de6a0ed773b72d747adecf55a2607ab31d19b1c82c83d38", kill_on_drop: false }`
[INFO] [stderr]    Compiling union_impl v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.95s
[INFO] running `Command { std: "docker" "inspect" "e6b877c33f8998343de6a0ed773b72d747adecf55a2607ab31d19b1c82c83d38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6b877c33f8998343de6a0ed773b72d747adecf55a2607ab31d19b1c82c83d38", kill_on_drop: false }`
[INFO] [stdout] e6b877c33f8998343de6a0ed773b72d747adecf55a2607ab31d19b1c82c83d38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] f130089aa381fe4b46c38aae2b6ba5f827bd58ee1934b5fd7f44df59a7ba8c85
[INFO] running `Command { std: "docker" "start" "-a" "f130089aa381fe4b46c38aae2b6ba5f827bd58ee1934b5fd7f44df59a7ba8c85", kill_on_drop: false }`
[INFO] [stderr]    Compiling union_impl v0.1.3
[INFO] [stderr]    Compiling union_export v0.1.3
[INFO] [stderr]    Compiling union v0.1.7
[INFO] [stderr]    Compiling union_impl v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.30s
[INFO] running `Command { std: "docker" "inspect" "f130089aa381fe4b46c38aae2b6ba5f827bd58ee1934b5fd7f44df59a7ba8c85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f130089aa381fe4b46c38aae2b6ba5f827bd58ee1934b5fd7f44df59a7ba8c85", kill_on_drop: false }`
[INFO] [stdout] f130089aa381fe4b46c38aae2b6ba5f827bd58ee1934b5fd7f44df59a7ba8c85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 68227318652cee236ac4a3b3b674ed2d3a318b2370c54dc05f8e760c497101d2
[INFO] running `Command { std: "docker" "start" "-a" "68227318652cee236ac4a3b3b674ed2d3a318b2370c54dc05f8e760c497101d2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/union_impl-7a2456d69518fb05)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test expr_chain::expr_chain_with_default::tests::it_attempts_to_parse_empty_chain ... ok
[INFO] [stdout] test expr_chain::expr::process_expr::tests::it_tests_extract_expr_trait_impl_for_process_expr ... ok
[INFO] [stdout] test expr_chain::expr::action_expr::tests::it_tests_extract_expr_trait_impl_for_process_action_expr ... ok
[INFO] [stdout] test expr_chain::expr::default_expr::tests::it_tests_extract_expr_trait_impl_for_default_expr ... ok
[INFO] [stdout] test expr_chain::expr::default_expr::tests::it_tests_to_tokens_trait_impl_for_default_expr ... ok
[INFO] [stdout] test expr_chain::expr::action_expr::tests::it_tests_extract_expr_trait_impl_for_default_action_expr ... ok
[INFO] [stdout] test expr_chain::expr::default_expr::tests::it_tests_replace_expr_trait_impl_for_default_expr ... ok
[INFO] [stdout] test expr_chain::expr::process_expr::tests::it_tests_replace_expr_trait_impl_for_process_expr ... ok
[INFO] [stdout] test expr_chain::group::group_determiner::tests::it_creates_comma_determiner ... ok
[INFO] [stdout] test expr_chain::expr_chain_with_default::tests::it_parses_chain_from_3_process_expr_and_1_default_expr ... ok
[INFO] [stdout] test expr_chain::group::group_determiner::tests::it_creates_then_determiner ... ok
[INFO] [stdout] test expr_chain::expr_chain_with_default::tests::it_parses_chain_from_initial_expr ... ok
[INFO] [stdout] test expr_chain::expr_chain_with_default::tests::it_parses_chain_from_3_process_expr ... ok
[INFO] [stdout] test expr_chain::group::action_group::tests::it_tests_action_group_impl_process_expr ... ok
[INFO] [stdout] test expr_chain::group::command_group::tests::it_tests_command_group_impl_default_expr ... ok
[INFO] [stdout] test expr_chain::group::action_group::tests::it_tests_action_group_impl_default_expr ... ok
[INFO] [stdout] test expr_chain::group::command_group::tests::it_tests_command_group_impl_process_expr ... ok
[INFO] [stdout] test expr_chain::expr_chain_with_default::tests::it_parses_chain_with_all_possible_command_expressions ... ok
[INFO] [stdout] test expr_chain::expr_chain_with_default::tests::it_parses_chain_with_all_possible_deferred_command_expressions ... ok
[INFO] [stdout] test expr_chain::expr::process_expr::tests::it_tests_to_tokens_trait_impl_for_process_expr ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests union_impl
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/union/name_constructors.rs - union::name_constructors::construct_thread_name (line 63) ... ok
[INFO] [stdout] test src/union/name_constructors.rs - union::name_constructors::construct_thread_name (line 81) ... ok
[INFO] [stdout] test src/expr_chain/group/group_determiner.rs - expr_chain::group::group_determiner::GroupDeterminer::new (line 70) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.92s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "68227318652cee236ac4a3b3b674ed2d3a318b2370c54dc05f8e760c497101d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68227318652cee236ac4a3b3b674ed2d3a318b2370c54dc05f8e760c497101d2", kill_on_drop: false }`
[INFO] [stdout] 68227318652cee236ac4a3b3b674ed2d3a318b2370c54dc05f8e760c497101d2