[INFO] fetching crate amazon-interview-redemption-regex-parser 0.1.0...
[INFO] checking amazon-interview-redemption-regex-parser-0.1.0 against 1.95.0 for pr-155915
[INFO] extracting crate amazon-interview-redemption-regex-parser 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate amazon-interview-redemption-regex-parser 0.1.0
[INFO] finished tweaking crates.io crate amazon-interview-redemption-regex-parser 0.1.0
[INFO] tweaked toml for crates.io crate amazon-interview-redemption-regex-parser 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate amazon-interview-redemption-regex-parser 0.1.0 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] crate crates.io crate amazon-interview-redemption-regex-parser 0.1.0 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smolset v1.3.1
[INFO] [stderr]   Downloaded gerber v0.1.0
[INFO] [stderr]   Downloaded smallmap v1.4.2
[INFO] [stderr]   Downloaded impls v1.0.3
[INFO] [stderr]   Downloaded small-map v0.1.3
[INFO] [stderr]   Downloaded corrida v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 270c4821497e89843ab69bb352eab93c22423de0157dd8aa81bb5b331cef2046
[INFO] running `Command { std: "docker" "start" "-a" "270c4821497e89843ab69bb352eab93c22423de0157dd8aa81bb5b331cef2046", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "270c4821497e89843ab69bb352eab93c22423de0157dd8aa81bb5b331cef2046", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "270c4821497e89843ab69bb352eab93c22423de0157dd8aa81bb5b331cef2046", kill_on_drop: false }`
[INFO] [stdout] 270c4821497e89843ab69bb352eab93c22423de0157dd8aa81bb5b331cef2046
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 41307da7c6337e57ba83b37a13a6b294d2a27b11bf056b417d91392e6d85d090
[INFO] running `Command { std: "docker" "start" "-a" "41307da7c6337e57ba83b37a13a6b294d2a27b11bf056b417d91392e6d85d090", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.24
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking allocator-api2 v0.2.18
[INFO] [stderr]     Checking bumpalo v3.16.0
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]     Checking smolset v1.3.1
[INFO] [stderr]     Checking impls v1.0.3
[INFO] [stderr]     Checking const_format v0.2.34
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking corrida v0.1.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/corrida-0.1.0/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(allocator_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 `corrida` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "41307da7c6337e57ba83b37a13a6b294d2a27b11bf056b417d91392e6d85d090", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41307da7c6337e57ba83b37a13a6b294d2a27b11bf056b417d91392e6d85d090", kill_on_drop: false }`
[INFO] [stdout] 41307da7c6337e57ba83b37a13a6b294d2a27b11bf056b417d91392e6d85d090
