[INFO] fetching crate printer 0.8.1...
[INFO] checking printer-0.8.1 against 1.95.0 for pr-155915
[INFO] extracting crate printer 0.8.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate printer 0.8.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate printer 0.8.1
[INFO] tweaked toml for crates.io crate printer 0.8.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate printer 0.8.1 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 printer 0.8.1 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]  Downloading crates ...
[INFO] [stderr]   Downloaded convert_case v0.7.1
[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] c3b284ad06564a112c29739a369fdebf7c6afef502639bdd725f6d17158f555a
[INFO] running `Command { std: "docker" "start" "-a" "c3b284ad06564a112c29739a369fdebf7c6afef502639bdd725f6d17158f555a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3b284ad06564a112c29739a369fdebf7c6afef502639bdd725f6d17158f555a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3b284ad06564a112c29739a369fdebf7c6afef502639bdd725f6d17158f555a", kill_on_drop: false }`
[INFO] [stdout] c3b284ad06564a112c29739a369fdebf7c6afef502639bdd725f6d17158f555a
[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] 4bdd7c25134be204b951ad6b340414e56b626ae9c6196a724d2b089e82caed39
[INFO] running `Command { std: "docker" "start" "-a" "4bdd7c25134be204b951ad6b340414e56b626ae9c6196a724d2b089e82caed39", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]     Checking bitflags v2.9.2
[INFO] [stderr]     Checking linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling litrs v0.4.2
[INFO] [stderr]    Compiling convert_case v0.7.1
[INFO] [stderr]     Checking unicode-width v0.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking signal-hook v0.3.18
[INFO] [stderr]     Checking signal-hook-mio v0.2.4
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling document-features v0.2.11
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]     Checking derive_more v2.0.1
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking filedescriptor v0.8.3
[INFO] [stderr]     Checking crossterm v0.29.0
[INFO] [stderr]     Checking printer v0.8.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/printer.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[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 `printer` (bench "printer") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4bdd7c25134be204b951ad6b340414e56b626ae9c6196a724d2b089e82caed39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bdd7c25134be204b951ad6b340414e56b626ae9c6196a724d2b089e82caed39", kill_on_drop: false }`
[INFO] [stdout] 4bdd7c25134be204b951ad6b340414e56b626ae9c6196a724d2b089e82caed39
