[INFO] cloning repository https://github.com/mokurin000/hw-hash-bruteforce
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mokurin000/hw-hash-bruteforce" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmokurin000%2Fhw-hash-bruteforce", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmokurin000%2Fhw-hash-bruteforce'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 744a5bd341c1319530d2fe85f172f9ec192b2c7a
[INFO] testing mokurin000/hw-hash-bruteforce against 1.90.0 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmokurin000%2Fhw-hash-bruteforce" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mokurin000/hw-hash-bruteforce
[INFO] finished tweaking git repo https://github.com/mokurin000/hw-hash-bruteforce
[INFO] tweaked toml for git repo https://github.com/mokurin000/hw-hash-bruteforce written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mokurin000/hw-hash-bruteforce on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mokurin000/hw-hash-bruteforce already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hex-simd v0.8.0
[INFO] [stderr]   Downloaded argh_shared v0.1.13
[INFO] [stderr]   Downloaded argh v0.1.13
[INFO] [stderr]   Downloaded argh_derive v0.1.13
[INFO] [stderr]   Downloaded rust-fuzzy-search v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fcf3d0e712c44e8ba87f096b79500cc5558bc44549f7cf34e44bfd707fc9b36f
[INFO] running `Command { std: "docker" "start" "-a" "fcf3d0e712c44e8ba87f096b79500cc5558bc44549f7cf34e44bfd707fc9b36f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcf3d0e712c44e8ba87f096b79500cc5558bc44549f7cf34e44bfd707fc9b36f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcf3d0e712c44e8ba87f096b79500cc5558bc44549f7cf34e44bfd707fc9b36f", kill_on_drop: false }`
[INFO] [stdout] fcf3d0e712c44e8ba87f096b79500cc5558bc44549f7cf34e44bfd707fc9b36f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1cc5bf38caa83cd85688ab586201e7bd1c3a6083cd9fd7f386ab7765e77f96a
[INFO] running `Command { std: "docker" "start" "-a" "a1cc5bf38caa83cd85688ab586201e7bd1c3a6083cd9fd7f386ab7765e77f96a", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]    Compiling argh_shared v0.1.13
[INFO] [stderr]    Compiling rust-fuzzy-search v0.1.1
[INFO] [stderr]    Compiling md5 v0.7.0
[INFO] [stderr]    Compiling hex-simd v0.8.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling serde_derive v1.0.218
[INFO] [stderr]    Compiling argh_derive v0.1.13
[INFO] [stderr]    Compiling argh v0.1.13
[INFO] [stderr]    Compiling hw-hash-bruteforce v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(new_range_api)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hw-hash-bruteforce` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "a1cc5bf38caa83cd85688ab586201e7bd1c3a6083cd9fd7f386ab7765e77f96a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1cc5bf38caa83cd85688ab586201e7bd1c3a6083cd9fd7f386ab7765e77f96a", kill_on_drop: false }`
[INFO] [stdout] a1cc5bf38caa83cd85688ab586201e7bd1c3a6083cd9fd7f386ab7765e77f96a