[INFO] fetching crate union_impl 0.1.3...
[INFO] testing union_impl-0.1.3 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate union_impl 0.1.3 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate union_impl 0.1.3 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", 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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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" "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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ff3befa7767306befe3302b5b8f9603a8d98c82a552d07f84990c86d4272945
[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" "2ff3befa7767306befe3302b5b8f9603a8d98c82a552d07f84990c86d4272945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ff3befa7767306befe3302b5b8f9603a8d98c82a552d07f84990c86d4272945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ff3befa7767306befe3302b5b8f9603a8d98c82a552d07f84990c86d4272945", kill_on_drop: false }`
[INFO] [stdout] 2ff3befa7767306befe3302b5b8f9603a8d98c82a552d07f84990c86d4272945
[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" "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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e88de0d7c5dd589abbe804c7f737046619dd27829a8eedc33f6c2652b1d1e924
[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" "e88de0d7c5dd589abbe804c7f737046619dd27829a8eedc33f6c2652b1d1e924", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling union_impl v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.12s
[INFO] running `Command { std: "docker" "inspect" "e88de0d7c5dd589abbe804c7f737046619dd27829a8eedc33f6c2652b1d1e924", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e88de0d7c5dd589abbe804c7f737046619dd27829a8eedc33f6c2652b1d1e924", kill_on_drop: false }`
[INFO] [stdout] e88de0d7c5dd589abbe804c7f737046619dd27829a8eedc33f6c2652b1d1e924
[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" "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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 634ceb80429cb8a29563423e9e79c8376a9cd47991ca69f831793aed96691798
[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" "634ceb80429cb8a29563423e9e79c8376a9cd47991ca69f831793aed96691798", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[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 7.13s
[INFO] running `Command { std: "docker" "inspect" "634ceb80429cb8a29563423e9e79c8376a9cd47991ca69f831793aed96691798", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "634ceb80429cb8a29563423e9e79c8376a9cd47991ca69f831793aed96691798", kill_on_drop: false }`
[INFO] [stdout] 634ceb80429cb8a29563423e9e79c8376a9cd47991ca69f831793aed96691798
[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" "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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] 39b4b0f4eb807caa3e07203e6a6b311c1793f0c3e8b54a4fab7673da02c42d48
[INFO] running `Command { std: "docker" "start" "-a" "39b4b0f4eb807caa3e07203e6a6b311c1793f0c3e8b54a4fab7673da02c42d48", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/union_impl-b18d8c3617dc3079
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[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::process_expr::tests::it_tests_replace_expr_trait_impl_for_process_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::default_expr::tests::it_tests_to_tokens_trait_impl_for_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::action_expr::tests::it_tests_extract_expr_trait_impl_for_process_action_expr ... 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::group::group_determiner::tests::it_creates_comma_determiner ... 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_from_initial_expr ... ok
[INFO] [stdout] test expr_chain::expr_chain_with_default::tests::it_attempts_to_parse_empty_chain ... ok
[INFO] [stdout] test expr_chain::group::command_group::tests::it_tests_command_group_impl_default_expr ... 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::group::action_group::tests::it_tests_action_group_impl_process_expr ... ok
[INFO] [stdout] test expr_chain::group::group_determiner::tests::it_creates_then_determiner ... 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::group::action_group::tests::it_tests_action_group_impl_default_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::expr_chain_with_default::tests::it_parses_chain_from_3_process_expr_and_1_default_expr ... 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
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "39b4b0f4eb807caa3e07203e6a6b311c1793f0c3e8b54a4fab7673da02c42d48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39b4b0f4eb807caa3e07203e6a6b311c1793f0c3e8b54a4fab7673da02c42d48", kill_on_drop: false }`
[INFO] [stdout] 39b4b0f4eb807caa3e07203e6a6b311c1793f0c3e8b54a4fab7673da02c42d48