[INFO] fetching crate join_impl 0.1.1...
[INFO] testing join_impl-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate join_impl 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate join_impl 0.1.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate join_impl 0.1.1
[INFO] finished tweaking crates.io crate join_impl 0.1.1
[INFO] tweaked toml for crates.io crate join_impl 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded join_impl v0.1.1
[INFO] [stderr]   Downloaded join_export v0.1.1
[INFO] [stderr]   Downloaded join v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79c172111d788cfa10e278c5f2f01274cef1f8a7890cbd755324d7dd8a82427f
[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" "79c172111d788cfa10e278c5f2f01274cef1f8a7890cbd755324d7dd8a82427f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79c172111d788cfa10e278c5f2f01274cef1f8a7890cbd755324d7dd8a82427f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79c172111d788cfa10e278c5f2f01274cef1f8a7890cbd755324d7dd8a82427f", kill_on_drop: false }`
[INFO] [stdout] 79c172111d788cfa10e278c5f2f01274cef1f8a7890cbd755324d7dd8a82427f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba8cda2c78a192a7755839d2231d8d969e8e7b9a7db4aee676a0dc0ba97fc169
[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" "ba8cda2c78a192a7755839d2231d8d969e8e7b9a7db4aee676a0dc0ba97fc169", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling join_impl v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.37s
[INFO] running `Command { std: "docker" "inspect" "ba8cda2c78a192a7755839d2231d8d969e8e7b9a7db4aee676a0dc0ba97fc169", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba8cda2c78a192a7755839d2231d8d969e8e7b9a7db4aee676a0dc0ba97fc169", kill_on_drop: false }`
[INFO] [stdout] ba8cda2c78a192a7755839d2231d8d969e8e7b9a7db4aee676a0dc0ba97fc169
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cde90f6e978bead5ceebf5458c0ac36969eb11dfc8b50c6ec00084ad3d3d036d
[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" "cde90f6e978bead5ceebf5458c0ac36969eb11dfc8b50c6ec00084ad3d3d036d", kill_on_drop: false }`
[INFO] [stderr]    Compiling join_impl v0.1.1
[INFO] [stderr]    Compiling join_export v0.1.1
[INFO] [stderr]    Compiling join v0.1.1
[INFO] [stderr]    Compiling join_impl v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.25s
[INFO] running `Command { std: "docker" "inspect" "cde90f6e978bead5ceebf5458c0ac36969eb11dfc8b50c6ec00084ad3d3d036d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cde90f6e978bead5ceebf5458c0ac36969eb11dfc8b50c6ec00084ad3d3d036d", kill_on_drop: false }`
[INFO] [stdout] cde90f6e978bead5ceebf5458c0ac36969eb11dfc8b50c6ec00084ad3d3d036d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2ed337c2d8445b5df5f3fe5bbf51fba64a459838260c3d2e7d9815992ba84639
[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" "2ed337c2d8445b5df5f3fe5bbf51fba64a459838260c3d2e7d9815992ba84639", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/join_impl-ccb3a95d7d532986
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test expr_chain::action_expr_chain::tests::it_parses_chain_from_3_process_expr ... ok
[INFO] [stdout] test expr_chain::expr::initial_expr::tests::it_tests_to_tokens_trait_impl_for_initial_expr ... ok
[INFO] [stdout] test expr_chain::expr::process_expr::tests::it_tests_inner_expr_trait_impl_replace_inner_for_process_expr ... ok
[INFO] [stdout] test expr_chain::action_expr_chain::tests::it_parses_chain_with_all_possible_command_expressions ... ok
[INFO] [stdout] test expr_chain::group::command_group::tests::it_tests_can_be_wrapper ... ok
[INFO] [stdout] test expr_chain::action_expr_chain::tests::it_attempts_to_parse_empty_chain ... ok
[INFO] [stdout] test expr_chain::expr::initial_expr::tests::it_tests_inner_expr_trait_impl_replace_inner_for_initial_expr ... ok
[INFO] [stdout] test expr_chain::group::group_determiner::tests::it_creates_comma_determiner ... ok
[INFO] [stdout] test expr_chain::expr::initial_expr::tests::it_tests_inner_expr_trait_impl_for_err_expr ... ok
[INFO] [stdout] test expr_chain::expr::err_expr::tests::it_tests_inner_expr_trait_impl_for_err_expr ... ok
[INFO] [stdout] test expr_chain::expr::process_expr::tests::it_tests_inner_expr_trait_impl_for_process_expr ... ok
[INFO] [stdout] test expr_chain::expr::action_expr::tests::it_tests_inner_expr_trait_impl_for_action ... ok
[INFO] [stdout] test expr_chain::action_expr_chain::tests::it_parses_chain_with_all_possible_deferred_command_expressions ... ok
[INFO] [stdout] test expr_chain::group::group_determiner::tests::it_creates_then_determiner ... ok
[INFO] [stdout] test expr_chain::action_expr_chain::tests::it_parses_chain_from_initial_expr ... ok
[INFO] [stdout] test expr_chain::expr::err_expr::tests::it_tests_to_tokens_trait_impl_for_err_expr ... ok
[INFO] [stdout] test expr_chain::expr::err_expr::tests::it_tests_inner_expr_trait_impl_replace_inner_for_err_expr ... ok
[INFO] [stdout] test expr_chain::action_expr_chain::tests::it_parses_chain_from_3_process_expr_and_1_err_expr ... ok
[INFO] [stderr]    Doc-tests join_impl
[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. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/join/join_output.rs - join::join_output::Join::generate_results_transposer (line 743) ... ok
[INFO] [stdout] test src/join/name_constructors.rs - join::name_constructors::construct_thread_builder_fn_name (line 92) ... ok
[INFO] [stdout] test src/join/name_constructors.rs - join::name_constructors::construct_thread_builder_fn_name (line 108) ... ok
[INFO] [stdout] test src/expr_chain/group/group_determiner.rs - expr_chain::group::group_determiner::GroupDeterminer::new (line 178) ... ok
[INFO] [stdout] test src/expr_chain/group/group_determiner.rs - expr_chain::group::group_determiner::GroupDeterminer::new_const (line 140) ... ok
[INFO] [stdout] test src/expr_chain/group/group_determiner.rs - define_group_determiner (line 109) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.94s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2ed337c2d8445b5df5f3fe5bbf51fba64a459838260c3d2e7d9815992ba84639", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ed337c2d8445b5df5f3fe5bbf51fba64a459838260c3d2e7d9815992ba84639", kill_on_drop: false }`
[INFO] [stdout] 2ed337c2d8445b5df5f3fe5bbf51fba64a459838260c3d2e7d9815992ba84639