[INFO] fetching crate join_impl 0.3.0...
[INFO] testing join_impl-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate join_impl 0.3.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate join_impl 0.3.0 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 join_impl 0.3.0
[INFO] finished tweaking crates.io crate join_impl 0.3.0
[INFO] tweaked toml for crates.io crate join_impl 0.3.0 written to /workspace/builds/worker-10/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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] e73362796225b337f0b92f43aea849dd822db2cbfff428ece2e81e4cf8260ec0
[INFO] running `Command { std: "docker" "start" "-a" "e73362796225b337f0b92f43aea849dd822db2cbfff428ece2e81e4cf8260ec0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e73362796225b337f0b92f43aea849dd822db2cbfff428ece2e81e4cf8260ec0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e73362796225b337f0b92f43aea849dd822db2cbfff428ece2e81e4cf8260ec0", kill_on_drop: false }`
[INFO] [stdout] e73362796225b337f0b92f43aea849dd822db2cbfff428ece2e81e4cf8260ec0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 72e2bd770a3d4e1ffcdc7153b1b09ea223e47f6ed7eec66f4db3da17b1a6f37d
[INFO] running `Command { std: "docker" "start" "-a" "72e2bd770a3d4e1ffcdc7153b1b09ea223e47f6ed7eec66f4db3da17b1a6f37d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling join_impl v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.53s
[INFO] running `Command { std: "docker" "inspect" "72e2bd770a3d4e1ffcdc7153b1b09ea223e47f6ed7eec66f4db3da17b1a6f37d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72e2bd770a3d4e1ffcdc7153b1b09ea223e47f6ed7eec66f4db3da17b1a6f37d", kill_on_drop: false }`
[INFO] [stdout] 72e2bd770a3d4e1ffcdc7153b1b09ea223e47f6ed7eec66f4db3da17b1a6f37d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 23761dc4407cd04ac399e2f637c6c68e4182b84019e6a5f89511b2a5d98fcafd
[INFO] running `Command { std: "docker" "start" "-a" "23761dc4407cd04ac399e2f637c6c68e4182b84019e6a5f89511b2a5d98fcafd", kill_on_drop: false }`
[INFO] [stderr]    Compiling join_impl v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.07s
[INFO] running `Command { std: "docker" "inspect" "23761dc4407cd04ac399e2f637c6c68e4182b84019e6a5f89511b2a5d98fcafd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23761dc4407cd04ac399e2f637c6c68e4182b84019e6a5f89511b2a5d98fcafd", kill_on_drop: false }`
[INFO] [stdout] 23761dc4407cd04ac399e2f637c6c68e4182b84019e6a5f89511b2a5d98fcafd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] bd160ec3fcf0b3952c85e1839a185084b67ea72a6608fa0658b9bf79db3d983c
[INFO] running `Command { std: "docker" "start" "-a" "bd160ec3fcf0b3952c85e1839a185084b67ea72a6608fa0658b9bf79db3d983c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/join_impl-105213de42da45d3)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test action_expr_chain::builder::tests::it_attempts_to_parse_empty_chain ... ok
[INFO] [stdout] test action_expr_chain::builder::tests::it_parses_chain_from_initial_expr ... ok
[INFO] [stdout] test chain::group::combinator::tests::it_tests_can_be_wrapper ... ok
[INFO] [stdout] test chain::expr::err_expr::tests::it_tests_inner_expr_trait_impl_for_err_expr ... ok
[INFO] [stdout] test chain::expr::initial_expr::tests::it_tests_inner_expr_trait_impl_for_err_expr ... ok
[INFO] [stdout] test chain::expr::err_expr::tests::it_tests_to_tokens_trait_impl_for_err_expr ... ok
[INFO] [stdout] test chain::expr::initial_expr::tests::it_tests_inner_expr_trait_impl_replace_inner_for_initial_expr ... ok
[INFO] [stdout] test action_expr_chain::builder::tests::it_parses_chain_from_3_process_expr_and_1_err_expr ... ok
[INFO] [stdout] test chain::expr::initial_expr::tests::it_tests_to_tokens_trait_impl_for_initial_expr ... ok
[INFO] [stdout] test chain::group::group_determiner::tests::it_creates_comma_determiner ... ok
[INFO] [stdout] test chain::group::group_determiner::tests::it_creates_then_determiner ... ok
[INFO] [stdout] test chain::expr::err_expr::tests::it_tests_inner_expr_trait_impl_replace_inner_for_err_expr ... ok
[INFO] [stdout] test action_expr_chain::builder::tests::it_parses_chain_from_3_process_expr ... ok
[INFO] [stdout] test chain::group::expr_group::tests::it_tests_inner_expr_trait_impl_for_action ... ok
[INFO] [stdout] test chain::expr::process_expr::tests::it_tests_inner_expr_trait_impl_for_process_expr ... ok
[INFO] [stdout] test chain::expr::process_expr::tests::it_tests_inner_expr_trait_impl_replace_inner_for_process_expr ... ok
[INFO] [stdout] test action_expr_chain::builder::tests::it_parses_chain_with_all_possible_command_expressions ... ok
[INFO] [stdout] test action_expr_chain::builder::tests::it_parses_chain_with_all_possible_deferred_command_expressions ... ok
[INFO] [stdout] test chain::expr::process_expr::tests::it_tests_to_tokens_trait_impl_for_process_expr ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests join_impl
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/join/name_constructors.rs - join::name_constructors::construct_thread_builder_fn_name (line 92) ... FAILED
[INFO] [stdout] test src/join/name_constructors.rs - join::name_constructors::construct_thread_builder_fn_name (line 108) ... FAILED
[INFO] [stdout] test src/join/join_output.rs - join::join_output::JoinOutput::generate_results_transposer (line 740) ... ok
[INFO] [stdout] test src/chain/group/group_determiner.rs - chain::group::group_determiner::GroupDeterminer::new (line 178) ... ok
[INFO] [stdout] test src/chain/group/group_determiner.rs - define_group_determiner (line 109) ... ok
[INFO] [stdout] test src/chain/group/group_determiner.rs - chain::group::group_determiner::GroupDeterminer::new_const (line 140) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/join/name_constructors.rs - join::name_constructors::construct_thread_builder_fn_name (line 92) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `join`
[INFO] [stdout]  --> src/join/name_constructors.rs:92:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate join;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/join/name_constructors.rs - join::name_constructors::construct_thread_builder_fn_name (line 108) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `join`
[INFO] [stdout]  --> src/join/name_constructors.rs:108:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate join;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/join/name_constructors.rs - join::name_constructors::construct_thread_builder_fn_name (line 108)
[INFO] [stdout]     src/join/name_constructors.rs - join::name_constructors::construct_thread_builder_fn_name (line 92)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.59s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "bd160ec3fcf0b3952c85e1839a185084b67ea72a6608fa0658b9bf79db3d983c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd160ec3fcf0b3952c85e1839a185084b67ea72a6608fa0658b9bf79db3d983c", kill_on_drop: false }`
[INFO] [stdout] bd160ec3fcf0b3952c85e1839a185084b67ea72a6608fa0658b9bf79db3d983c