[INFO] fetching crate gimli 0.25.0...
[INFO] checking gimli-0.25.0 against 1.55.0 for beta-1.56-3
[INFO] extracting crate gimli 0.25.0 into /workspace/builds/worker-45/source
[INFO] validating manifest of crates.io crate gimli 0.25.0 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 crates.io crate gimli 0.25.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate gimli 0.25.0
[INFO] tweaked toml for crates.io crate gimli 0.25.0 written to /workspace/builds/worker-45/source/Cargo.toml
[INFO] crate crates.io crate gimli 0.25.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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] f8182345d9409ae556e27d26e4b0f5095979e5a4707b6ce5038911c789852864
[INFO] running `Command { std: "docker" "start" "-a" "f8182345d9409ae556e27d26e4b0f5095979e5a4707b6ce5038911c789852864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8182345d9409ae556e27d26e4b0f5095979e5a4707b6ce5038911c789852864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8182345d9409ae556e27d26e4b0f5095979e5a4707b6ce5038911c789852864", kill_on_drop: false }`
[INFO] [stdout] f8182345d9409ae556e27d26e4b0f5095979e5a4707b6ce5038911c789852864
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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] 7e470f5657d5e0501d4e7db2e27d39a76b2108328b78edbaa9c859bf981094ee
[INFO] running `Command { std: "docker" "start" "-a" "7e470f5657d5e0501d4e7db2e27d39a76b2108328b78edbaa9c859bf981094ee", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking wasmparser v0.57.0
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking test-assembler v0.1.5
[INFO] [stderr]     Checking gimli v0.25.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking object v0.26.0
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/bench.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 `gimli` 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" "7e470f5657d5e0501d4e7db2e27d39a76b2108328b78edbaa9c859bf981094ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e470f5657d5e0501d4e7db2e27d39a76b2108328b78edbaa9c859bf981094ee", kill_on_drop: false }`
[INFO] [stdout] 7e470f5657d5e0501d4e7db2e27d39a76b2108328b78edbaa9c859bf981094ee
