[INFO] fetching crate completion 0.2.1...
[INFO] testing completion-0.2.1 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate completion 0.2.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate completion 0.2.1 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate completion 0.2.1
[INFO] finished tweaking crates.io crate completion 0.2.1
[INFO] tweaked toml for crates.io crate completion 0.2.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67d3e8171b995e444f5fef6a0b01e11591230183117c213911285b36c0e8df68
[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" "67d3e8171b995e444f5fef6a0b01e11591230183117c213911285b36c0e8df68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67d3e8171b995e444f5fef6a0b01e11591230183117c213911285b36c0e8df68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67d3e8171b995e444f5fef6a0b01e11591230183117c213911285b36c0e8df68", kill_on_drop: false }`
[INFO] [stdout] 67d3e8171b995e444f5fef6a0b01e11591230183117c213911285b36c0e8df68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e03ac27cad3a1629a917f94c1321f19ea711791d913599e5384b3d93c85994e5
[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" "e03ac27cad3a1629a917f94c1321f19ea711791d913599e5384b3d93c85994e5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling completion v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling aliasable v0.1.3
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling completion-core v0.2.0
[INFO] [stderr]    Compiling completion-io v0.2.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling completion-macro v0.2.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.48s
[INFO] running `Command { std: "docker" "inspect" "e03ac27cad3a1629a917f94c1321f19ea711791d913599e5384b3d93c85994e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e03ac27cad3a1629a917f94c1321f19ea711791d913599e5384b3d93c85994e5", kill_on_drop: false }`
[INFO] [stdout] e03ac27cad3a1629a917f94c1321f19ea711791d913599e5384b3d93c85994e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", 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] 62a10e5c186f605d89a957dbfc601faa5eb8be9de71e89884ce5efeac2c0d948
[INFO] running `Command { std: "docker" "start" "-a" "62a10e5c186f605d89a957dbfc601faa5eb8be9de71e89884ce5efeac2c0d948", kill_on_drop: false }`
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling fastrand v1.5.0
[INFO] [stderr]    Compiling futures-io v0.3.16
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling completion v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.86s
[INFO] running `Command { std: "docker" "inspect" "62a10e5c186f605d89a957dbfc601faa5eb8be9de71e89884ce5efeac2c0d948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62a10e5c186f605d89a957dbfc601faa5eb8be9de71e89884ce5efeac2c0d948", kill_on_drop: false }`
[INFO] [stdout] 62a10e5c186f605d89a957dbfc601faa5eb8be9de71e89884ce5efeac2c0d948
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e6fce8029d95494159f60ab0e7f20f8fa524fb55c231202eaf1096348791a1e3
[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" "e6fce8029d95494159f60ab0e7f20f8fa524fb55c231202eaf1096348791a1e3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/completion-2045e1b3d9288fc5)
[INFO] [stdout] 
[INFO] [stdout] running 80 tests
[INFO] [stdout] test future::join::all::base::tests::ready_break ... ok
[INFO] [stdout] test future::join::all::base::tests::ready_continue ... ok
[INFO] [stdout] test future::block_on::test_block_on ... ok
[INFO] [stdout] test future::join::tuple::base::tests::ready_break ... ok
[INFO] [stdout] test io::buf_read::lines::test ... ok
[INFO] [stdout] test io::buf_read::read_line::test ... ok
[INFO] [stdout] test future::join::tuple::base::tests::ready_continue ... ok
[INFO] [stdout] test io::buf_read::read_until::test ... ok
[INFO] [stdout] test future::join::tuple::base::tests::pending_break ... ok
[INFO] [stdout] test io::buf_read::take_until::tests::yielding ... ok
[INFO] [stdout] test future::join::all::base::tests::pending_break ... ok
[INFO] [stdout] test io::buffered::buf_reader::tests::capacity ... ok
[INFO] [stdout] test io::buf_read::take_until::tests::not_found ... ok
[INFO] [stdout] test io::buffered::buf_reader::tests::consume ... ok
[INFO] [stdout] test io::buf_read::split::test ... ok
[INFO] [stdout] test io::buffered::buf_reader::tests::fill_buf ... ok
[INFO] [stdout] test io::buffered::buf_writer::tests::bypass ... ok
[INFO] [stdout] test io::buf_read::take_until::tests::error ... ok
[INFO] [stdout] test io::copy::tests::interrupted ... ok
[INFO] [stdout] test io::buf_read::take_until::tests::no_yield ... ok
[INFO] [stdout] test io::copy::tests::reader_error ... ok
[INFO] [stdout] test future::join::all::base::tests::all_pending_continue ... ok
[INFO] [stdout] test io::read::chain::tests::buf_read ... ok
[INFO] [stdout] test io::read::chain::tests::read ... ok
[INFO] [stdout] test io::read::read_exact::tests::eof ... ok
[INFO] [stdout] test io::read::read_exact::tests::no_yield ... ok
[INFO] [stdout] test io::read::read_exact::tests::yielding ... ok
[INFO] [stdout] test io::read::read_to_end::tests::cancellation_doesnt_lose_data ... ok
[INFO] [stdout] test io::read::read_to_end::tests::error ... ok
[INFO] [stdout] test io::read::read_to_end::tests::ignore_interrupted ... ok
[INFO] [stdout] test io::read::read_to_end::tests::no_yield ... ok
[INFO] [stdout] test io::read::read_to_end::tests::partial ... ok
[INFO] [stdout] test io::read::read_to_end::tests::yielding ... ok
[INFO] [stdout] test io::read::read_to_string::tests::cancellation_doesnt_change_string ... ok
[INFO] [stdout] test io::read::read_to_string::tests::error ... ok
[INFO] [stdout] test io::buffered::buf_reader::tests::owned_read_buf ... ok
[INFO] [stdout] test io::copy::tests::writer_error ... ok
[INFO] [stdout] test io::buffered::buf_writer::tests::interrupted ... ok
[INFO] [stdout] test future::join::tuple::base::tests::all_pending_continue ... ok
[INFO] [stdout] test io::read::read_to_string::tests::invalid_utf8 ... ok
[INFO] [stdout] test io::write::write_all::tests::empty ... ok
[INFO] [stdout] test io::write::write_all::tests::error ... ok
[INFO] [stdout] test io::write::write_all::tests::interrupted ... ok
[INFO] [stdout] test io::write::write_all::tests::no_yield ... ok
[INFO] [stdout] test io::write::write_all::tests::write_zero ... ok
[INFO] [stdout] test io::write::write_all::tests::yielding ... ok
[INFO] [stdout] test macros::future::tests::block_move ... ok
[INFO] [stdout] test macros::future::tests::block_try ... ok
[INFO] [stdout] test macros::future::tests::block_yielding ... ok
[INFO] [stdout] test macros::future::tests::cancel_completion_future ... ok
[INFO] [stdout] test macros::future::tests::cancel_future ... ok
[INFO] [stdout] test macros::future::tests::empty ... ok
[INFO] [stdout] test macros::future::tests::lifetimes ... ok
[INFO] [stdout] test macros::future::tests::method ... ok
[INFO] [stdout] test macros::future::tests::nested ... ok
[INFO] [stdout] test macros::future::tests::send ... ok
[INFO] [stdout] test macros::stream::tests::empty ... ok
[INFO] [stdout] test macros::stream::tests::nested ... ok
[INFO] [stdout] test macros::stream::tests::r#return ... ok
[INFO] [stdout] test macros::stream::tests::return_from_stream ... ok
[INFO] [stdout] test macros::stream::tests::send ... ok
[INFO] [stdout] test macros::stream::tests::side_effects ... ok
[INFO] [stdout] test macros::stream::tests::try_option ... ok
[INFO] [stdout] test macros::stream::tests::try_result ... ok
[INFO] [stdout] test macros::stream::tests::yielding ... ok
[INFO] [stdout] test io::read::take::tests::cancellation_doesnt_lose_data ... ok
[INFO] [stdout] test io::buffered::buf_writer::tests::writing ... ok
[INFO] [stdout] test io::read::read_to_string::tests::success ... ok
[INFO] [stdout] test io::read::take::tests::reader_is_larger ... ok
[INFO] [stdout] test io::read::take::tests::reader_is_smaller ... ok
[INFO] [stdout] test io::copy::tests::no_yield ... ok
[INFO] [stdout] test io::copy::tests::yielding ... ok
[INFO] [stdout] test future::join::tuple::base::tests::pending_continue ... ok
[INFO] [stdout] test future::join::all::base::tests::panic_from_broken ... ok
[INFO] [stdout] test future::join::tuple::base::tests::nested ... ok
[INFO] [stdout] test future::join::tuple::base::tests::panic_from_broken ... ok
[INFO] [stdout] test future::join::all::base::tests::panic ... ok
[INFO] [stdout] test future::join::tuple::base::tests::panic ... ok
[INFO] [stdout] test future::join::all::base::tests::pending_continue ... ok
[INFO] [stdout] test future::join::all::base::tests::many ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 80 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.50s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/hygiene.rs (/opt/rustwide/target/debug/deps/hygiene-d4c4fd607d09905a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests completion
[INFO] [stdout] 
[INFO] [stdout] running 94 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name completion --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern aliasable=/opt/rustwide/target/debug/deps/libaliasable-f8eed364636edead.rlib --extern atomic_waker=/opt/rustwide/target/debug/deps/libatomic_waker-6ae22a8a6d359bc3.rlib --extern completion=/opt/rustwide/target/debug/deps/libcompletion-55c5a77004a1bc07.rlib --extern completion_core=/opt/rustwide/target/debug/deps/libcompletion_core-334e720a50666ede.rlib --extern completion_io=/opt/rustwide/target/debug/deps/libcompletion_io-4402bf0beae01b92.rlib --extern completion_macro=/opt/rustwide/target/debug/deps/libcompletion_macro-0435f669872575f9.so --extern concurrent_queue=/opt/rustwide/target/debug/deps/libconcurrent_queue-fbc12658b45b6b65.rlib --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-8d7d9e7b3a8cf276.rlib --extern futures_lite=/opt/rustwide/target/debug/deps/libfutures_lite-4dcdc476307daeaf.rlib --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-4b7e7f97fdf3b1c2.rlib --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-72d950b52bab5083.rlib -C embed-bitcode=no --cfg 'feature="aliasable"' --cfg 'feature="alloc"' --cfg 'feature="completion-io"' --cfg 'feature="completion-macro"' --cfg 'feature="default"' --cfg 'feature="macro"' --cfg 'feature="memchr"' --cfg 'feature="std"' --cfg doc_cfg --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "e6fce8029d95494159f60ab0e7f20f8fa524fb55c231202eaf1096348791a1e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6fce8029d95494159f60ab0e7f20f8fa524fb55c231202eaf1096348791a1e3", kill_on_drop: false }`
[INFO] [stdout] e6fce8029d95494159f60ab0e7f20f8fa524fb55c231202eaf1096348791a1e3