[INFO] cloning repository https://github.com/tmazeika/pure-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tmazeika/pure-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmazeika%2Fpure-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmazeika%2Fpure-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5549dc749e0deb9e803fcb9e7a131debe0a3f23e
[INFO] testing tmazeika/pure-rs against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmazeika%2Fpure-rs" "/workspace/builds/worker-119/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-119/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tmazeika/pure-rs on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tmazeika/pure-rs
[INFO] finished tweaking git repo https://github.com/tmazeika/pure-rs
[INFO] tweaked toml for git repo https://github.com/tmazeika/pure-rs written to /workspace/builds/worker-119/source/Cargo.toml
[INFO] crate git repo https://github.com/tmazeika/pure-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46130fc923e425d9b71967d2b76954224d34f7a68b139f882f5d20d47a2c3daa
[INFO] running `Command { std: "docker" "start" "-a" "46130fc923e425d9b71967d2b76954224d34f7a68b139f882f5d20d47a2c3daa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46130fc923e425d9b71967d2b76954224d34f7a68b139f882f5d20d47a2c3daa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46130fc923e425d9b71967d2b76954224d34f7a68b139f882f5d20d47a2c3daa", kill_on_drop: false }`
[INFO] [stdout] 46130fc923e425d9b71967d2b76954224d34f7a68b139f882f5d20d47a2c3daa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe9f50f43b6af487d606fa22d8e5e998ec99308e73efc83031c7db1a77378d89
[INFO] running `Command { std: "docker" "start" "-a" "fe9f50f43b6af487d606fa22d8e5e998ec99308e73efc83031c7db1a77378d89", kill_on_drop: false }`
[INFO] [stderr]    Compiling pure v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `Command { std: "docker" "inspect" "fe9f50f43b6af487d606fa22d8e5e998ec99308e73efc83031c7db1a77378d89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe9f50f43b6af487d606fa22d8e5e998ec99308e73efc83031c7db1a77378d89", kill_on_drop: false }`
[INFO] [stdout] fe9f50f43b6af487d606fa22d8e5e998ec99308e73efc83031c7db1a77378d89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bf07d864dd676756a49be99752db29cc6e2db9756861915df43d5d88e8d0a6f
[INFO] running `Command { std: "docker" "start" "-a" "9bf07d864dd676756a49be99752db29cc6e2db9756861915df43d5d88e8d0a6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling pure v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> tests/scan.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pure` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9bf07d864dd676756a49be99752db29cc6e2db9756861915df43d5d88e8d0a6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bf07d864dd676756a49be99752db29cc6e2db9756861915df43d5d88e8d0a6f", kill_on_drop: false }`
[INFO] [stdout] 9bf07d864dd676756a49be99752db29cc6e2db9756861915df43d5d88e8d0a6f