[INFO] fetching crate nias 0.7.0...
[INFO] testing nias-0.7.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate nias 0.7.0 into /workspace/builds/worker-102/source
[INFO] validating manifest of crates.io crate nias 0.7.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-102/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nias v0.5.0
[INFO] [stderr]   Downloaded rusty-hook v0.11.2
[INFO] [stderr]   Downloaded fsio v0.1.3
[INFO] [stderr]   Downloaded envmnt v0.8.4
[INFO] [stderr]   Downloaded ci_info v0.10.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a068905f52eee1417f58cda31de448694c156a327c13296ec3f5529cfe1e34ac
[INFO] running `Command { std: "docker" "start" "-a" "a068905f52eee1417f58cda31de448694c156a327c13296ec3f5529cfe1e34ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a068905f52eee1417f58cda31de448694c156a327c13296ec3f5529cfe1e34ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a068905f52eee1417f58cda31de448694c156a327c13296ec3f5529cfe1e34ac", kill_on_drop: false }`
[INFO] [stdout] a068905f52eee1417f58cda31de448694c156a327c13296ec3f5529cfe1e34ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc11f30e2f56a44e9e6b3b66c05f51e834a957ac3cf297fb56196ff8096c7b3a
[INFO] running `Command { std: "docker" "start" "-a" "cc11f30e2f56a44e9e6b3b66c05f51e834a957ac3cf297fb56196ff8096c7b3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling nias v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "cc11f30e2f56a44e9e6b3b66c05f51e834a957ac3cf297fb56196ff8096c7b3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc11f30e2f56a44e9e6b3b66c05f51e834a957ac3cf297fb56196ff8096c7b3a", kill_on_drop: false }`
[INFO] [stdout] cc11f30e2f56a44e9e6b3b66c05f51e834a957ac3cf297fb56196ff8096c7b3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bfae88bfdf33ea26578abb4b186ad521d5722feb331068dfdfb5a0ad1b52123
[INFO] running `Command { std: "docker" "start" "-a" "1bfae88bfdf33ea26578abb4b186ad521d5722feb331068dfdfb5a0ad1b52123", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling fsio v0.1.3
[INFO] [stderr]    Compiling nias v0.5.0
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling envmnt v0.8.4
[INFO] [stderr]    Compiling ci_info v0.10.2
[INFO] [stderr]    Compiling toml v0.5.8
[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 11.45s
[INFO] running `Command { std: "docker" "inspect" "1bfae88bfdf33ea26578abb4b186ad521d5722feb331068dfdfb5a0ad1b52123", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bfae88bfdf33ea26578abb4b186ad521d5722feb331068dfdfb5a0ad1b52123", kill_on_drop: false }`
[INFO] [stdout] 1bfae88bfdf33ea26578abb4b186ad521d5722feb331068dfdfb5a0ad1b52123
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fc3f3a07642a451358f98dbbf5e05e590a4d8ab1f26e66725aec6e38a98dbce2
[INFO] running `Command { std: "docker" "start" "-a" "fc3f3a07642a451358f98dbbf5e05e590a4d8ab1f26e66725aec6e38a98dbce2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/command_test.rs:35:10
[INFO] [stderr]    |
[INFO] [stderr] 35 |         };
[INFO] [stderr]    |          ^ help: remove this semicolon
[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: `nias` (lib test) generated 6 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nias-71665cb51ae15161)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test command::command_tests::get_command_runner_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 command::command_tests::handle_command_output_tests::should_return_ok_with_stdout_on_command_success ... 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_return_err_on_command_failure ... 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 file_io::file_io_tests::get_file_remover_tests::returns_correct_closure ... ok
[INFO] [stdout] test file_io::file_io_tests::get_file_writer_tests::returns_correct_closure ... ok
[INFO] [stdout] test log::log_tests::get_conditional_logger_tests::returns_correct_closure ... 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_conditionally_tests::writes_to_buffer_when_should_log_true ... ok
[INFO] [stdout] test log::log_tests::log_tests::writes_to_buffer ... ok
[INFO] [stdout] test command::command_tests::handle_streamed_command_tests::should_panic_on_command_error - should panic ... ok
[INFO] [stdout] test command::command_tests::handle_command_output_tests::should_panic_on_command_error - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nias
[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" "fc3f3a07642a451358f98dbbf5e05e590a4d8ab1f26e66725aec6e38a98dbce2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc3f3a07642a451358f98dbbf5e05e590a4d8ab1f26e66725aec6e38a98dbce2", kill_on_drop: false }`
[INFO] [stdout] fc3f3a07642a451358f98dbbf5e05e590a4d8ab1f26e66725aec6e38a98dbce2