[INFO] fetching crate bruteforce 0.3.0...
[INFO] checking bruteforce-0.3.0 against 1.95.0 for pr-155915
[INFO] extracting crate bruteforce 0.3.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate bruteforce 0.3.0
[INFO] finished tweaking crates.io crate bruteforce 0.3.0
[INFO] tweaked toml for crates.io crate bruteforce 0.3.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bruteforce 0.3.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 69 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.5.1 (available: v0.8.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bruteforce-macros v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c87948d13e4632ce4399cb48d3a631ba65c257ea0b71c3f70214c232103353b
[INFO] running `Command { std: "docker" "start" "-a" "6c87948d13e4632ce4399cb48d3a631ba65c257ea0b71c3f70214c232103353b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c87948d13e4632ce4399cb48d3a631ba65c257ea0b71c3f70214c232103353b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c87948d13e4632ce4399cb48d3a631ba65c257ea0b71c3f70214c232103353b", kill_on_drop: false }`
[INFO] [stdout] 6c87948d13e4632ce4399cb48d3a631ba65c257ea0b71c3f70214c232103353b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3eac4c74b28b6b2de29b91359b36a9e0ffec391ff6c2527dac6666819f89c545
[INFO] running `Command { std: "docker" "start" "-a" "3eac4c74b28b6b2de29b91359b36a9e0ffec391ff6c2527dac6666819f89c545", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]     Checking regex-syntax v0.8.10
[INFO] [stderr]     Checking clap_lex v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking anstyle v1.0.14
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]    Compiling no-std-compat v0.4.1
[INFO] [stderr]     Checking is-terminal v0.4.17
[INFO] [stderr]    Compiling zerocopy-derive v0.8.48
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]    Compiling bruteforce-macros v0.3.0
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking clap_builder v4.6.0
[INFO] [stderr]     Checking bruteforce v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(test, coroutines, proc_macro_hygiene)]
[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 `bruteforce` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3eac4c74b28b6b2de29b91359b36a9e0ffec391ff6c2527dac6666819f89c545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3eac4c74b28b6b2de29b91359b36a9e0ffec391ff6c2527dac6666819f89c545", kill_on_drop: false }`
[INFO] [stdout] 3eac4c74b28b6b2de29b91359b36a9e0ffec391ff6c2527dac6666819f89c545
