[INFO] fetching crate nias 0.7.0...
[INFO] testing nias-0.7.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate nias 0.7.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate nias 0.7.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nias 0.7.0
[INFO] finished tweaking crates.io crate nias 0.7.0
[INFO] tweaked toml for crates.io crate nias 0.7.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusty-hook v0.11.2
[INFO] [stderr]   Downloaded nias v0.5.0
[INFO] [stderr]   Downloaded envmnt v0.8.4
[INFO] [stderr]   Downloaded ci_info v0.10.2
[INFO] [stderr]   Downloaded fsio v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5e38f761bb6ad95d3054931b60ff8edc633fecd16f5fb5af76ab66c53788be8
[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" "e5e38f761bb6ad95d3054931b60ff8edc633fecd16f5fb5af76ab66c53788be8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5e38f761bb6ad95d3054931b60ff8edc633fecd16f5fb5af76ab66c53788be8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5e38f761bb6ad95d3054931b60ff8edc633fecd16f5fb5af76ab66c53788be8", kill_on_drop: false }`
[INFO] [stdout] e5e38f761bb6ad95d3054931b60ff8edc633fecd16f5fb5af76ab66c53788be8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f995f12a55790ad6ca739e42547f584d8006c230595f6d2713e6ff10cb28cbc
[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" "0f995f12a55790ad6ca739e42547f584d8006c230595f6d2713e6ff10cb28cbc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nias v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "0f995f12a55790ad6ca739e42547f584d8006c230595f6d2713e6ff10cb28cbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f995f12a55790ad6ca739e42547f584d8006c230595f6d2713e6ff10cb28cbc", kill_on_drop: false }`
[INFO] [stdout] 0f995f12a55790ad6ca739e42547f584d8006c230595f6d2713e6ff10cb28cbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5c572c50ae286f0f7037873c1f4d18fc2bee50d5f00e85345279fbdbe952a8e
[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" "c5c572c50ae286f0f7037873c1f4d18fc2bee50d5f00e85345279fbdbe952a8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling fsio v0.1.3
[INFO] [stderr]    Compiling nias v0.5.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling envmnt v0.8.4
[INFO] [stderr]    Compiling ci_info v0.10.2
[INFO] [stderr]    Compiling rusty-hook v0.11.2
[INFO] [stderr]    Compiling nias v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/command_test.rs:35:10
[INFO] [stdout]    |
[INFO] [stdout] 35 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/file_io_test.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/file_io_test.rs:25:10
[INFO] [stdout]    |
[INFO] [stdout] 25 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/file_io_test.rs:39:10
[INFO] [stdout]    |
[INFO] [stdout] 39 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/file_io_test.rs:53:10
[INFO] [stdout]    |
[INFO] [stdout] 53 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/log_test.rs:46:10
[INFO] [stdout]    |
[INFO] [stdout] 46 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.32s
[INFO] running `Command { std: "docker" "inspect" "c5c572c50ae286f0f7037873c1f4d18fc2bee50d5f00e85345279fbdbe952a8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5c572c50ae286f0f7037873c1f4d18fc2bee50d5f00e85345279fbdbe952a8e", kill_on_drop: false }`
[INFO] [stdout] c5c572c50ae286f0f7037873c1f4d18fc2bee50d5f00e85345279fbdbe952a8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e9a6273fd9765530d4869488a88b2c38149e2acaab911104584b95b93f35f73d
[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" "e9a6273fd9765530d4869488a88b2c38149e2acaab911104584b95b93f35f73d", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stdout] running 15 tests
[INFO] [stderr]   --> src/command_test.rs:35:10
[INFO] [stdout] test command::command_tests::get_command_runner_tests::returns_correct_closure ... ok
[INFO] [stderr]    |
[INFO] [stdout] test command::command_tests::handle_streamed_command_tests::should_return_err_on_command_failure ... ok
[INFO] [stderr] 35 |         };
[INFO] [stdout] test file_io::file_io_tests::get_file_remover_tests::returns_correct_closure ... ok
[INFO] [stderr]    |          ^ help: remove this semicolon
[INFO] [stdout] test file_io::file_io_tests::get_file_writer_tests::returns_correct_closure ... ok
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/file_io_test.rs:11:10
[INFO] [stderr]    |
[INFO] [stderr] 11 |         };
[INFO] [stderr]    |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/file_io_test.rs:25:10
[INFO] [stderr]    |
[INFO] [stderr] 25 |         };
[INFO] [stderr]    |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/file_io_test.rs:39:10
[INFO] [stderr]    |
[INFO] [stderr] 39 |         };
[INFO] [stderr]    |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/file_io_test.rs:53:10
[INFO] [stderr]    |
[INFO] [stderr] 53 |         };
[INFO] [stderr]    |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/log_test.rs:46:10
[INFO] [stderr]    |
[INFO] [stderr] 46 |         };
[INFO] [stderr]    |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nias-bab5ddf7fede2ba8)
[INFO] [stdout] test command::command_tests::handle_command_output_tests::should_return_ok_with_stdout_on_command_success ... ok
[INFO] [stdout] test file_io::file_io_tests::get_file_existence_checker_tests::returns_correct_closure ... ok
[INFO] [stdout] test file_io::file_io_tests::get_file_reader_tests::returns_correct_closure ... ok
[INFO] [stdout] test log::log_tests::get_conditional_logger_tests::returns_correct_closure ... ok
[INFO] [stdout] test command::command_tests::handle_command_output_tests::should_return_err_with_stdout_stderr_mix_on_command_failure ... ok
[INFO] [stdout] test log::log_tests::log_conditionally_tests::writes_to_buffer_when_should_log_true ... ok
[INFO] [stdout] test log::log_tests::log_conditionally_tests::does_not_write_to_buffer_when_should_log_false ... ok
[INFO] [stdout] test log::log_tests::log_tests::writes_to_buffer ... ok
[INFO] [stdout] test command::command_tests::handle_streamed_command_tests::should_return_ok_on_command_success ... ok
[INFO] [stdout] test command::command_tests::handle_streamed_command_tests::should_panic_on_command_error ... ok
[INFO] [stderr]    Doc-tests nias
[INFO] [stdout] test command::command_tests::handle_command_output_tests::should_panic_on_command_error ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "e9a6273fd9765530d4869488a88b2c38149e2acaab911104584b95b93f35f73d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9a6273fd9765530d4869488a88b2c38149e2acaab911104584b95b93f35f73d", kill_on_drop: false }`
[INFO] [stdout] e9a6273fd9765530d4869488a88b2c38149e2acaab911104584b95b93f35f73d