[INFO] fetching crate rmz 3.1.1...
[INFO] testing rmz-3.1.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate rmz 3.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate rmz 3.1.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rmz 3.1.1
[INFO] tweaked toml for crates.io crate rmz 3.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rmz 3.1.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rmz 3.1.1 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02d45653753cdc0e8918205492199154ba2f70db43d4a0f005212f9b4f414dde
[INFO] running `Command { std: "docker" "start" "-a" "02d45653753cdc0e8918205492199154ba2f70db43d4a0f005212f9b4f414dde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02d45653753cdc0e8918205492199154ba2f70db43d4a0f005212f9b4f414dde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02d45653753cdc0e8918205492199154ba2f70db43d4a0f005212f9b4f414dde", kill_on_drop: false }`
[INFO] [stdout] 02d45653753cdc0e8918205492199154ba2f70db43d4a0f005212f9b4f414dde
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c80f6337499c22de079963f3cb35e8e1d85881d1bb950913c159b1dede180d1
[INFO] running `Command { std: "docker" "start" "-a" "8c80f6337499c22de079963f3cb35e8e1d85881d1bb950913c159b1dede180d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling prettyplease v0.2.35
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling anstyle-query v1.1.3
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling anstream v0.6.19
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling error-stack v0.5.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling terminal_size v0.4.2
[INFO] [stderr]    Compiling clap_builder v4.5.41
[INFO] [stderr]    Compiling darling_core v0.21.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling clap_derive v4.5.41
[INFO] [stderr]    Compiling darling_macro v0.21.0
[INFO] [stderr]    Compiling darling v0.21.0
[INFO] [stderr]    Compiling bon-macros v3.6.5
[INFO] [stderr]    Compiling clap v4.5.41
[INFO] [stderr]    Compiling bon v3.6.5
[INFO] [stderr]    Compiling fuc_engine v3.1.1
[INFO] [stderr]    Compiling rmz v3.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.11s
[INFO] running `Command { std: "docker" "inspect" "8c80f6337499c22de079963f3cb35e8e1d85881d1bb950913c159b1dede180d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c80f6337499c22de079963f3cb35e8e1d85881d1bb950913c159b1dede180d1", kill_on_drop: false }`
[INFO] [stdout] 8c80f6337499c22de079963f3cb35e8e1d85881d1bb950913c159b1dede180d1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd0b3c7ccc39f4cb4cd1fc173797b22c6c82d0c0456d7e0ced63c4f54668f8bd
[INFO] running `Command { std: "docker" "start" "-a" "bd0b3c7ccc39f4cb4cd1fc173797b22c6c82d0c0456d7e0ced63c4f54668f8bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling libm v0.2.15
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[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling serde_json v1.0.141
[INFO] [stderr]    Compiling log v0.4.27
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[INFO] [stderr]    Compiling regex-syntax v0.8.5
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[INFO] [stderr]    Compiling rand v0.9.2
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[INFO] [stderr]    Compiling cvt v0.1.2
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling ftzz v4.0.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling snapbox-macros v0.3.10
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling dunce v1.0.5
[INFO] [stderr]    Compiling toml_writer v1.0.2
[INFO] [stderr]    Compiling similar v2.7.0
[INFO] [stderr]    Compiling humantime v2.2.0
[INFO] [stderr]    Compiling dissimilar v1.0.10
[INFO] [stderr]    Compiling tokio v1.46.1
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]    Compiling clap-verbosity-flag2 v2.1.1
[INFO] [stderr]    Compiling expect-test v1.5.1
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling rand_xoshiro v0.7.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling automod v1.0.15
[INFO] [stderr]    Compiling fuc_engine v3.1.1
[INFO] [stderr]    Compiling rand_distr v0.5.1
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling clap-num v1.2.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling bytesize v2.0.1
[INFO] [stderr]    Compiling thousands v0.2.0
[INFO] [stderr]    Compiling normpath v1.3.0
[INFO] [stderr]    Compiling io-adapters v0.4.0
[INFO] [stderr]    Compiling sysexits v0.9.0
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling supercilex-tests v0.4.21
[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-0.4.21/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" "bd0b3c7ccc39f4cb4cd1fc173797b22c6c82d0c0456d7e0ced63c4f54668f8bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd0b3c7ccc39f4cb4cd1fc173797b22c6c82d0c0456d7e0ced63c4f54668f8bd", kill_on_drop: false }`
[INFO] [stdout] bd0b3c7ccc39f4cb4cd1fc173797b22c6c82d0c0456d7e0ced63c4f54668f8bd