[INFO] fetching crate join_impl 0.3.0...
[INFO] testing join_impl-0.3.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate join_impl 0.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate join_impl 0.3.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 640f2d5ffb7e02fd30e6ebe8ebe67eab4ff1c92efe77c1ef0740e18ace108ee0
[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" "640f2d5ffb7e02fd30e6ebe8ebe67eab4ff1c92efe77c1ef0740e18ace108ee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "640f2d5ffb7e02fd30e6ebe8ebe67eab4ff1c92efe77c1ef0740e18ace108ee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "640f2d5ffb7e02fd30e6ebe8ebe67eab4ff1c92efe77c1ef0740e18ace108ee0", kill_on_drop: false }`
[INFO] [stdout] 640f2d5ffb7e02fd30e6ebe8ebe67eab4ff1c92efe77c1ef0740e18ace108ee0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6011ef7c6fa87cc553389a4d02315c2e737e19aa8558697f3a921f513d3ff3f0
[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" "6011ef7c6fa87cc553389a4d02315c2e737e19aa8558697f3a921f513d3ff3f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling join_impl v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.19s
[INFO] running `Command { std: "docker" "inspect" "6011ef7c6fa87cc553389a4d02315c2e737e19aa8558697f3a921f513d3ff3f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6011ef7c6fa87cc553389a4d02315c2e737e19aa8558697f3a921f513d3ff3f0", kill_on_drop: false }`
[INFO] [stdout] 6011ef7c6fa87cc553389a4d02315c2e737e19aa8558697f3a921f513d3ff3f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e6991a2e4b42f522b6db9fd859c0f71f34d35a4a22ceb8c469d6a75c22b4a84
[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" "5e6991a2e4b42f522b6db9fd859c0f71f34d35a4a22ceb8c469d6a75c22b4a84", kill_on_drop: false }`
[INFO] [stderr]    Compiling join_impl v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.98s
[INFO] running `Command { std: "docker" "inspect" "5e6991a2e4b42f522b6db9fd859c0f71f34d35a4a22ceb8c469d6a75c22b4a84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e6991a2e4b42f522b6db9fd859c0f71f34d35a4a22ceb8c469d6a75c22b4a84", kill_on_drop: false }`
[INFO] [stdout] 5e6991a2e4b42f522b6db9fd859c0f71f34d35a4a22ceb8c469d6a75c22b4a84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9f2a8d2a4ef2e5c6d6449850e292dd33df909f195cddea19c5a39b2e59242090
[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" "9f2a8d2a4ef2e5c6d6449850e292dd33df909f195cddea19c5a39b2e59242090", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stdout] running 19 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/join_impl-12ecc686f96d6b1b)
[INFO] [stdout] test action_expr_chain::builder::tests::it_attempts_to_parse_empty_chain ... ok
[INFO] [stdout] test chain::expr::err_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 action_expr_chain::builder::tests::it_parses_chain_from_3_process_expr_and_1_err_expr ... ok
[INFO] [stdout] test chain::expr::process_expr::tests::it_tests_inner_expr_trait_impl_for_process_expr ... ok
[INFO] [stdout] test action_expr_chain::builder::tests::it_parses_chain_with_all_possible_command_expressions ... ok
[INFO] [stdout] test chain::group::group_determiner::tests::it_creates_then_determiner ... ok
[INFO] [stdout] test action_expr_chain::builder::tests::it_parses_chain_from_initial_expr ... 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_with_all_possible_deferred_command_expressions ... ok
[INFO] [stdout] test chain::group::combinator::tests::it_tests_can_be_wrapper ... ok
[INFO] [stdout] test chain::expr::initial_expr::tests::it_tests_inner_expr_trait_impl_for_err_expr ... ok
[INFO] [stdout] test action_expr_chain::builder::tests::it_parses_chain_from_3_process_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 chain::expr::process_expr::tests::it_tests_inner_expr_trait_impl_replace_inner_for_process_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::expr_group::tests::it_tests_inner_expr_trait_impl_for_action ... ok
[INFO] [stdout] test chain::group::group_determiner::tests::it_creates_comma_determiner ... 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 0.09s
[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 - chain::group::group_determiner::GroupDeterminer::new_const (line 140) ... ok
[INFO] [stdout] test src/chain/group/group_determiner.rs - define_group_determiner (line 109) ... 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 2.96s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "9f2a8d2a4ef2e5c6d6449850e292dd33df909f195cddea19c5a39b2e59242090", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f2a8d2a4ef2e5c6d6449850e292dd33df909f195cddea19c5a39b2e59242090", kill_on_drop: false }`
[INFO] [stdout] 9f2a8d2a4ef2e5c6d6449850e292dd33df909f195cddea19c5a39b2e59242090