[INFO] fetching crate supercilex-tests 0.4.1...
[INFO] testing supercilex-tests-0.4.1 against 1.76.0 for beta-1.77-1
[INFO] extracting crate supercilex-tests 0.4.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate supercilex-tests 0.4.1 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate supercilex-tests 0.4.1
[INFO] finished tweaking crates.io crate supercilex-tests 0.4.1
[INFO] tweaked toml for crates.io crate supercilex-tests 0.4.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustdoc-types v0.23.0
[INFO] [stderr]   Downloaded public-api v0.32.0
[INFO] [stderr]   Downloaded hashbag v0.1.11
[INFO] [stderr]   Downloaded rustdoc-json v0.8.9
[INFO] [stderr]   Downloaded cargo-manifest v0.13.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b68b2befffb5d803ad40ef8d7d9285475d6fb028e7e4cc90db8b6d5d67e3abf
[INFO] running `Command { std: "docker" "start" "-a" "8b68b2befffb5d803ad40ef8d7d9285475d6fb028e7e4cc90db8b6d5d67e3abf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b68b2befffb5d803ad40ef8d7d9285475d6fb028e7e4cc90db8b6d5d67e3abf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b68b2befffb5d803ad40ef8d7d9285475d6fb028e7e4cc90db8b6d5d67e3abf", kill_on_drop: false }`
[INFO] [stdout] 8b68b2befffb5d803ad40ef8d7d9285475d6fb028e7e4cc90db8b6d5d67e3abf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a34d98912656a433cd4ccf0e2d52fa0aeac20b304364696b14782b6eea22c65d
[INFO] running `Command { std: "docker" "start" "-a" "a34d98912656a433cd4ccf0e2d52fa0aeac20b304364696b14782b6eea22c65d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling camino v1.1.6
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling hashbag v0.1.11
[INFO] [stderr]    Compiling dissimilar v1.0.7
[INFO] [stderr]    Compiling clap_lex v0.7.0
[INFO] [stderr]    Compiling anstyle v1.0.6
[INFO] [stderr]    Compiling expect-test v1.4.1
[INFO] [stderr]    Compiling clap_builder v4.5.0
[INFO] [stderr]    Compiling indexmap v2.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling serde_spanned v0.6.5
[INFO] [stderr]    Compiling cargo-platform v0.1.7
[INFO] [stderr]    Compiling rustdoc-types v0.23.0
[INFO] [stderr]    Compiling toml_edit v0.22.4
[INFO] [stderr]    Compiling cargo_metadata v0.18.1
[INFO] [stderr]    Compiling public-api v0.32.0
[INFO] [stderr]    Compiling toml v0.8.10
[INFO] [stderr]    Compiling cargo-manifest v0.13.0
[INFO] [stderr]    Compiling rustdoc-json v0.8.9
[INFO] [stderr]    Compiling supercilex-tests v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(exit_status_error)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(slice_flatten)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `supercilex-tests` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a34d98912656a433cd4ccf0e2d52fa0aeac20b304364696b14782b6eea22c65d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a34d98912656a433cd4ccf0e2d52fa0aeac20b304364696b14782b6eea22c65d", kill_on_drop: false }`
[INFO] [stdout] a34d98912656a433cd4ccf0e2d52fa0aeac20b304364696b14782b6eea22c65d
