[INFO] cloning repository https://github.com/helios-lang/helios-fmt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/helios-lang/helios-fmt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhelios-lang%2Fhelios-fmt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhelios-lang%2Fhelios-fmt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8d54177a52261493238ba31c61ca9876802eb3d8
[INFO] testing helios-lang/helios-fmt against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhelios-lang%2Fhelios-fmt" "/workspace/builds/worker-27/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/helios-lang/helios-fmt on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/helios-lang/helios-fmt
[INFO] finished tweaking git repo https://github.com/helios-lang/helios-fmt
[INFO] tweaked toml for git repo https://github.com/helios-lang/helios-fmt written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/helios-lang/helios-fmt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/helios-lang/helios`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smol_str v0.1.17
[INFO] [stderr]   Downloaded smawk v0.3.0
[INFO] [stderr]   Downloaded textwrap v0.13.2
[INFO] [stderr]   Downloaded thin-dst v1.1.0
[INFO] [stderr]   Downloaded rowan v0.10.0
[INFO] [stderr]   Downloaded text-size v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f5ed2e0eb568a9ccc52416d3c8a4fb8761207d413c4e8255b96162e7f71c2fe
[INFO] running `Command { std: "docker" "start" "-a" "8f5ed2e0eb568a9ccc52416d3c8a4fb8761207d413c4e8255b96162e7f71c2fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f5ed2e0eb568a9ccc52416d3c8a4fb8761207d413c4e8255b96162e7f71c2fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f5ed2e0eb568a9ccc52416d3c8a4fb8761207d413c4e8255b96162e7f71c2fe", kill_on_drop: false }`
[INFO] [stdout] 8f5ed2e0eb568a9ccc52416d3c8a4fb8761207d413c4e8255b96162e7f71c2fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d58e3e918b798e5d58eff0acdb30da945f4e16eeb66ed78cd89d5f837565b732
[INFO] running `Command { std: "docker" "start" "-a" "d58e3e918b798e5d58eff0acdb30da945f4e16eeb66ed78cd89d5f837565b732", kill_on_drop: false }`
[INFO] [stderr]    Compiling text-size v1.0.0
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling smawk v0.3.0
[INFO] [stderr]    Compiling dissimilar v1.0.2
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling thin-dst v1.1.0
[INFO] [stderr]    Compiling smol_str v0.1.17
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling drop_bomb v0.1.5
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling terminal_size v0.1.15
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling textwrap v0.13.2
[INFO] [stderr]    Compiling rowan v0.10.0
[INFO] [stderr]    Compiling expect-test v1.1.0
[INFO] [stderr]    Compiling helios-formatting v0.2.0 (https://github.com/helios-lang/helios?branch=develop#30a50d00)
[INFO] [stderr]    Compiling helios-diagnostics v0.2.0 (https://github.com/helios-lang/helios?branch=develop#30a50d00)
[INFO] [stderr]    Compiling helios-syntax v0.2.0 (https://github.com/helios-lang/helios?branch=develop#30a50d00)
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling helios-parser v0.2.0 (https://github.com/helios-lang/helios?branch=develop#30a50d00)
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling helios-fmt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.86s
[INFO] running `Command { std: "docker" "inspect" "d58e3e918b798e5d58eff0acdb30da945f4e16eeb66ed78cd89d5f837565b732", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d58e3e918b798e5d58eff0acdb30da945f4e16eeb66ed78cd89d5f837565b732", kill_on_drop: false }`
[INFO] [stdout] d58e3e918b798e5d58eff0acdb30da945f4e16eeb66ed78cd89d5f837565b732
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 221ba35a3d60b4b175a69d79c98878f992187a99173c08a6a6ad8369025796c4
[INFO] running `Command { std: "docker" "start" "-a" "221ba35a3d60b4b175a69d79c98878f992187a99173c08a6a6ad8369025796c4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling helios-fmt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.87s
[INFO] running `Command { std: "docker" "inspect" "221ba35a3d60b4b175a69d79c98878f992187a99173c08a6a6ad8369025796c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "221ba35a3d60b4b175a69d79c98878f992187a99173c08a6a6ad8369025796c4", kill_on_drop: false }`
[INFO] [stdout] 221ba35a3d60b4b175a69d79c98878f992187a99173c08a6a6ad8369025796c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8f3d94b2eb98d498117c8d1f42e2b71725083683acff46f0c7af921fd8d79451
[INFO] running `Command { std: "docker" "start" "-a" "8f3d94b2eb98d498117c8d1f42e2b71725083683acff46f0c7af921fd8d79451", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.72s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/helios_fmt-b9cf1f5fd0fc2811)
[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]      Running unittests (/opt/rustwide/target/debug/deps/helios_fmt-1bd926cbb6cd66f1)
[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 helios-fmt
[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" "8f3d94b2eb98d498117c8d1f42e2b71725083683acff46f0c7af921fd8d79451", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f3d94b2eb98d498117c8d1f42e2b71725083683acff46f0c7af921fd8d79451", kill_on_drop: false }`
[INFO] [stdout] 8f3d94b2eb98d498117c8d1f42e2b71725083683acff46f0c7af921fd8d79451