[INFO] fetching crate nias 0.7.0...
[INFO] testing nias-0.7.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate nias 0.7.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate nias 0.7.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", 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-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93e12190e2d787ddaad5291a9ae8ed5a3ae4d7277ca828190cf1b03b80b3ba74
[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" "93e12190e2d787ddaad5291a9ae8ed5a3ae4d7277ca828190cf1b03b80b3ba74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93e12190e2d787ddaad5291a9ae8ed5a3ae4d7277ca828190cf1b03b80b3ba74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93e12190e2d787ddaad5291a9ae8ed5a3ae4d7277ca828190cf1b03b80b3ba74", kill_on_drop: false }`
[INFO] [stdout] 93e12190e2d787ddaad5291a9ae8ed5a3ae4d7277ca828190cf1b03b80b3ba74
[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=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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17b5953304bc225dd64001970c34ae5ceac38e9ba12c842aa46e4a145acddb3c
[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" "17b5953304bc225dd64001970c34ae5ceac38e9ba12c842aa46e4a145acddb3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling nias v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "17b5953304bc225dd64001970c34ae5ceac38e9ba12c842aa46e4a145acddb3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17b5953304bc225dd64001970c34ae5ceac38e9ba12c842aa46e4a145acddb3c", kill_on_drop: false }`
[INFO] [stdout] 17b5953304bc225dd64001970c34ae5ceac38e9ba12c842aa46e4a145acddb3c
[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=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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd793b085abee92caff939cad7338ebdd8bc6878576a00b714a97fade91d9d4e
[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" "dd793b085abee92caff939cad7338ebdd8bc6878576a00b714a97fade91d9d4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling fsio v0.1.3
[INFO] [stderr]    Compiling nias v0.5.0
[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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.16s
[INFO] running `Command { std: "docker" "inspect" "dd793b085abee92caff939cad7338ebdd8bc6878576a00b714a97fade91d9d4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd793b085abee92caff939cad7338ebdd8bc6878576a00b714a97fade91d9d4e", kill_on_drop: false }`
[INFO] [stdout] dd793b085abee92caff939cad7338ebdd8bc6878576a00b714a97fade91d9d4e
[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=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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d9f82d54255efb7722b2b3306d1c2b842be7f4aa3ac822f25cd11c4d30583c14
[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" "d9f82d54255efb7722b2b3306d1c2b842be7f4aa3ac822f25cd11c4d30583c14", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] running 15 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nias-d077aefc0424c0bc
[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_streamed_command_tests::should_return_ok_on_command_success ... 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_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 log::log_tests::get_conditional_logger_tests::returns_correct_closure ... ok
[INFO] [stdout] test file_io::file_io_tests::get_file_writer_tests::returns_correct_closure ... ok
[INFO] [stdout] test file_io::file_io_tests::get_file_remover_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_command_output_tests::should_panic_on_command_error ... ok
[INFO] [stderr]    Doc-tests nias
[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
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d9f82d54255efb7722b2b3306d1c2b842be7f4aa3ac822f25cd11c4d30583c14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9f82d54255efb7722b2b3306d1c2b842be7f4aa3ac822f25cd11c4d30583c14", kill_on_drop: false }`
[INFO] [stdout] d9f82d54255efb7722b2b3306d1c2b842be7f4aa3ac822f25cd11c4d30583c14