[INFO] fetching crate lockness-executor 0.0.1...
[INFO] testing lockness-executor-0.0.1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate lockness-executor 0.0.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate lockness-executor 0.0.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate lockness-executor 0.0.1
[INFO] tweaked toml for crates.io crate lockness-executor 0.0.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lockness-executor 0.0.1 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lockness-executor 0.0.1 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded criterion v0.6.0
[INFO] [stderr]   Downloaded rstest_macros v0.25.0
[INFO] [stderr]   Downloaded dissimilar v1.0.10
[INFO] [stderr]   Downloaded rustdoc-types v0.53.0
[INFO] [stderr]   Downloaded cargo-manifest v0.19.1
[INFO] [stderr]   Downloaded hashbag v0.1.12
[INFO] [stderr]   Downloaded ringbuf v0.4.8
[INFO] [stderr]   Downloaded expect-test v1.5.1
[INFO] [stderr]   Downloaded rstest v0.25.0
[INFO] [stderr]   Downloaded camino v1.1.10
[INFO] [stderr]   Downloaded rustdoc-json v0.9.6
[INFO] [stderr]   Downloaded public-api v0.48.0
[INFO] [stderr]   Downloaded supercilex-tests v0.4.19
[INFO] [stderr]   Downloaded thingbuf v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32ddeb1819622753f0717be58673378d52e12e2a11f16697fd5620186de23768
[INFO] running `Command { std: "docker" "start" "-a" "32ddeb1819622753f0717be58673378d52e12e2a11f16697fd5620186de23768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32ddeb1819622753f0717be58673378d52e12e2a11f16697fd5620186de23768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32ddeb1819622753f0717be58673378d52e12e2a11f16697fd5620186de23768", kill_on_drop: false }`
[INFO] [stdout] 32ddeb1819622753f0717be58673378d52e12e2a11f16697fd5620186de23768
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 119fede8a68f3d6b60e0cf52901088731c919095f423618553e5a6437ed415be
[INFO] running `Command { std: "docker" "start" "-a" "119fede8a68f3d6b60e0cf52901088731c919095f423618553e5a6437ed415be", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling lockness-executor v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.86s
[INFO] running `Command { std: "docker" "inspect" "119fede8a68f3d6b60e0cf52901088731c919095f423618553e5a6437ed415be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "119fede8a68f3d6b60e0cf52901088731c919095f423618553e5a6437ed415be", kill_on_drop: false }`
[INFO] [stdout] 119fede8a68f3d6b60e0cf52901088731c919095f423618553e5a6437ed415be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e25bf6a809d140764b89043d62b673149fe5372273fc65bcd0508be953806cd
[INFO] running `Command { std: "docker" "start" "-a" "9e25bf6a809d140764b89043d62b673149fe5372273fc65bcd0508be953806cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling winnow v0.7.11
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling lock_api v0.4.13
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[INFO] [stderr]    Compiling camino v1.1.10
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling clap_lex v0.7.5
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling clap_builder v4.5.40
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
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[INFO] [stderr]    Compiling dissimilar v1.0.10
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]    Compiling slab v0.4.10
[INFO] [stderr]    Compiling hashbag v0.1.12
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling rstest_macros v0.25.0
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[INFO] [stderr]    Compiling itertools v0.13.0
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[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling ringbuf v0.4.8
[INFO] [stderr]    Compiling async-channel v2.3.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling flume v0.11.1
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling clap v4.5.40
[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling thingbuf v0.1.6
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling rstest v0.25.0
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling cargo-platform v0.1.9
[INFO] [stderr]    Compiling rustdoc-types v0.53.0
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling cargo_metadata v0.19.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.6.0
[INFO] [stderr]    Compiling public-api v0.48.0
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling cargo-manifest v0.19.1
[INFO] [stderr]    Compiling rustdoc-json v0.9.6
[INFO] [stderr]    Compiling supercilex-tests v0.4.19
[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/supercilex-tests-0.4.19/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(exit_status_error)]
[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 `supercilex-tests` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9e25bf6a809d140764b89043d62b673149fe5372273fc65bcd0508be953806cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e25bf6a809d140764b89043d62b673149fe5372273fc65bcd0508be953806cd", kill_on_drop: false }`
[INFO] [stdout] 9e25bf6a809d140764b89043d62b673149fe5372273fc65bcd0508be953806cd