[INFO] fetching crate nias 0.7.0...
[INFO] testing nias-0.7.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate nias 0.7.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate nias 0.7.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ef118c80bf9d906d315bddf80a8d74bf76b358ef3d644049ce38f3a0318045e
[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" "5ef118c80bf9d906d315bddf80a8d74bf76b358ef3d644049ce38f3a0318045e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ef118c80bf9d906d315bddf80a8d74bf76b358ef3d644049ce38f3a0318045e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ef118c80bf9d906d315bddf80a8d74bf76b358ef3d644049ce38f3a0318045e", kill_on_drop: false }`
[INFO] [stdout] 5ef118c80bf9d906d315bddf80a8d74bf76b358ef3d644049ce38f3a0318045e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c489dccb223e367aad7aea514408011be3b3f3e21900005cc6849d02d764e123
[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" "c489dccb223e367aad7aea514408011be3b3f3e21900005cc6849d02d764e123", kill_on_drop: false }`
[INFO] [stderr]    Compiling nias v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "c489dccb223e367aad7aea514408011be3b3f3e21900005cc6849d02d764e123", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c489dccb223e367aad7aea514408011be3b3f3e21900005cc6849d02d764e123", kill_on_drop: false }`
[INFO] [stdout] c489dccb223e367aad7aea514408011be3b3f3e21900005cc6849d02d764e123
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d8dca3f8b27026f548731feb63335b0dc3ca31d2080d9d4919211177acd4a04
[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" "8d8dca3f8b27026f548731feb63335b0dc3ca31d2080d9d4919211177acd4a04", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling fsio v0.1.3
[INFO] [stderr]    Compiling nias v0.5.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling getopts v0.2.21
[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 12.91s
[INFO] running `Command { std: "docker" "inspect" "8d8dca3f8b27026f548731feb63335b0dc3ca31d2080d9d4919211177acd4a04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d8dca3f8b27026f548731feb63335b0dc3ca31d2080d9d4919211177acd4a04", kill_on_drop: false }`
[INFO] [stdout] 8d8dca3f8b27026f548731feb63335b0dc3ca31d2080d9d4919211177acd4a04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1d53844181ee03d960a3670953d0e8480bafdf0792448fd09ff919f4f9d69f5d
[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" "1d53844181ee03d960a3670953d0e8480bafdf0792448fd09ff919f4f9d69f5d", kill_on_drop: false }`
[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: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nias-bab5ddf7fede2ba8)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test command::command_tests::handle_command_output_tests::should_return_err_with_stdout_stderr_mix_on_command_failure ... ok
[INFO] [stdout] test file_io::file_io_tests::get_file_reader_tests::returns_correct_closure ... ok
[INFO] [stdout] test command::command_tests::get_command_runner_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_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 file_io::file_io_tests::get_file_existence_checker_tests::returns_correct_closure ... ok
[INFO] [stdout] test file_io::file_io_tests::get_file_remover_tests::returns_correct_closure ... ok
[INFO] [stdout] test command::command_tests::handle_streamed_command_tests::should_return_err_on_command_failure ... ok
[INFO] [stdout] test log::log_tests::log_tests::writes_to_buffer ... ok
[INFO] [stdout] test file_io::file_io_tests::get_file_writer_tests::returns_correct_closure ... 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] [stderr]    Doc-tests nias
[INFO] [stdout] test command::command_tests::handle_command_output_tests::should_panic_on_command_error ... ok
[INFO] [stdout] test command::command_tests::handle_streamed_command_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 0.04s
[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" "1d53844181ee03d960a3670953d0e8480bafdf0792448fd09ff919f4f9d69f5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d53844181ee03d960a3670953d0e8480bafdf0792448fd09ff919f4f9d69f5d", kill_on_drop: false }`
[INFO] [stdout] 1d53844181ee03d960a3670953d0e8480bafdf0792448fd09ff919f4f9d69f5d