[INFO] cloning repository https://github.com/bR3iN/saw
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bR3iN/saw" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FbR3iN%2Fsaw", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FbR3iN%2Fsaw'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] df77bd2de0ec50b26c3faea28911cece26c13556
[INFO] checking bR3iN/saw against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FbR3iN%2Fsaw" "/workspace/builds/worker-55/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-55/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bR3iN/saw 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/bR3iN/saw
[INFO] finished tweaking git repo https://github.com/bR3iN/saw
[INFO] tweaked toml for git repo https://github.com/bR3iN/saw written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] crate git repo https://github.com/bR3iN/saw 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded minimal-lexical v0.1.3
[INFO] [stderr]   Downloaded clap v2.27.1
[INFO] [stderr]   Downloaded enum_dispatch v0.3.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] e015e6c9ebf707e996943f08b99087d356d88c2243a5c6165d42b3cd66c8bf1e
[INFO] running `Command { std: "docker" "start" "-a" "e015e6c9ebf707e996943f08b99087d356d88c2243a5c6165d42b3cd66c8bf1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e015e6c9ebf707e996943f08b99087d356d88c2243a5c6165d42b3cd66c8bf1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e015e6c9ebf707e996943f08b99087d356d88c2243a5c6165d42b3cd66c8bf1e", kill_on_drop: false }`
[INFO] [stdout] e015e6c9ebf707e996943f08b99087d356d88c2243a5c6165d42b3cd66c8bf1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9a2b94064c4126f3e0ca2c3f51f52bb9dcb1bb1886c48455fbcdf909a3a2803
[INFO] running `Command { std: "docker" "start" "-a" "a9a2b94064c4126f3e0ca2c3f51f52bb9dcb1bb1886c48455fbcdf909a3a2803", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking minimal-lexical v0.1.3
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling enum_dispatch v0.3.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking clap v2.27.1
[INFO] [stderr]     Checking saw v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_intersperse)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_intersperse)]
[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] [stdout] error[E0061]: this enum variant takes 1 argument but 2 arguments were supplied
[INFO] [stdout]    --> src/program.rs:546:13
[INFO] [stdout]     |
[INFO] [stdout] 546 |             FieldsAtom::Range(FieldId::Int(3), FieldId::FromLast(2)),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^ ---------------  -------------------- supplied 2 arguments
[INFO] [stdout]     |             |
[INFO] [stdout]     |             expected 1 argument
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `saw` 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" "a9a2b94064c4126f3e0ca2c3f51f52bb9dcb1bb1886c48455fbcdf909a3a2803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9a2b94064c4126f3e0ca2c3f51f52bb9dcb1bb1886c48455fbcdf909a3a2803", kill_on_drop: false }`
[INFO] [stdout] a9a2b94064c4126f3e0ca2c3f51f52bb9dcb1bb1886c48455fbcdf909a3a2803
