[INFO] fetching crate poulpy-schemes 0.5.0...
[INFO] checking poulpy-schemes-0.5.0 against 1.95.0 for pr-155915
[INFO] extracting crate poulpy-schemes 0.5.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate poulpy-schemes 0.5.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate poulpy-schemes 0.5.0
[INFO] tweaked toml for crates.io crate poulpy-schemes 0.5.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate poulpy-schemes 0.5.0 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 poulpy-schemes 0.5.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded r-efi v5.2.0
[INFO] [stderr]   Downloaded itoa v1.0.14
[INFO] [stderr]   Downloaded alloca v0.4.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.99
[INFO] [stderr]   Downloaded page_size v0.6.0
[INFO] [stderr]   Downloaded clap_lex v0.7.4
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.99
[INFO] [stderr]   Downloaded anstyle v1.0.10
[INFO] [stderr]   Downloaded cmake v0.1.54
[INFO] [stderr]   Downloaded dashu-base v0.4.1
[INFO] [stderr]   Downloaded rand_core v0.10.0
[INFO] [stderr]   Downloaded criterion-plot v0.8.2
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.99
[INFO] [stderr]   Downloaded bitflags v2.9.0
[INFO] [stderr]   Downloaded poulpy-cpu-ref v0.5.0
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.99
[INFO] [stderr]   Downloaded js-sys v0.3.76
[INFO] [stderr]   Downloaded dashu-float v0.4.3
[INFO] [stderr]   Downloaded poulpy-cpu-avx v0.5.0
[INFO] [stderr]   Downloaded rand_distr v0.6.0
[INFO] [stderr]   Downloaded poulpy-core v0.5.0
[INFO] [stderr]   Downloaded cc v1.2.31
[INFO] [stderr]   Downloaded dashu-int v0.4.1
[INFO] [stderr]   Downloaded clap_builder v4.5.23
[INFO] [stderr]   Downloaded criterion v0.8.2
[INFO] [stderr]   Downloaded libm v0.2.11
[INFO] [stderr]   Downloaded poulpy-hal v0.5.0
[INFO] [stderr]   Downloaded rand v0.10.0
[INFO] [stderr]   Downloaded regex v1.11.1
[INFO] [stderr]   Downloaded chacha20 v0.10.0
[INFO] [stderr]   Downloaded getrandom v0.4.1
[INFO] [stderr]   Downloaded clap v4.5.23
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.99
[INFO] [stderr]   Downloaded regex-syntax v0.8.5
[INFO] [stderr]   Downloaded num-modular v0.6.1
[INFO] [stderr]   Downloaded num-order v1.2.0
[INFO] [stderr]   Downloaded rand_chacha v0.10.0
[INFO] [stderr]   Downloaded regex-automata v0.4.9
[INFO] [stderr]   Downloaded web-sys v0.3.76
[INFO] [stderr]   Downloaded libc v0.2.167
[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] 654320341d93f2dd650e037445f84b96c290daf90accac6f42c66ad5d1c9a91a
[INFO] running `Command { std: "docker" "start" "-a" "654320341d93f2dd650e037445f84b96c290daf90accac6f42c66ad5d1c9a91a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "654320341d93f2dd650e037445f84b96c290daf90accac6f42c66ad5d1c9a91a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "654320341d93f2dd650e037445f84b96c290daf90accac6f42c66ad5d1c9a91a", kill_on_drop: false }`
[INFO] [stdout] 654320341d93f2dd650e037445f84b96c290daf90accac6f42c66ad5d1c9a91a
[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] f99a95efd362e1c02a295fcada9e5753e52ac066b52dd2ec35623ca912701dba
[INFO] running `Command { std: "docker" "start" "-a" "f99a95efd362e1c02a295fcada9e5753e52ac066b52dd2ec35623ca912701dba", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.167
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]     Checking rand_core v0.10.0
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling getrandom v0.4.1
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling cc v1.2.31
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking clap_lex v0.7.4
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking num-modular v0.6.1
[INFO] [stderr]     Checking anstyle v1.0.10
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking cpufeatures v0.3.0
[INFO] [stderr]     Checking itoa v1.0.14
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking chacha20 v0.10.0
[INFO] [stderr]     Checking clap_builder v4.5.23
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]     Checking dashu-base v0.4.1
[INFO] [stderr]     Checking num-order v1.2.0
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking oorandom v11.1.4
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking bytemuck v1.25.0
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking dashu-int v0.4.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking page_size v0.6.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking rand v0.10.0
[INFO] [stderr]    Compiling alloca v0.4.0
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking criterion-plot v0.8.2
[INFO] [stderr]     Checking clap v4.5.23
[INFO] [stderr]     Checking rand_distr v0.6.0
[INFO] [stderr]     Checking dashu-float v0.4.3
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.10.0
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking criterion v0.8.2
[INFO] [stderr]     Checking poulpy-hal v0.5.0
[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/poulpy-hal-0.5.0/src/lib.rs:86:1
[INFO] [stdout]    |
[INFO] [stdout] 86 | #![feature(trait_alias)]
[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 `poulpy-hal` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "f99a95efd362e1c02a295fcada9e5753e52ac066b52dd2ec35623ca912701dba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f99a95efd362e1c02a295fcada9e5753e52ac066b52dd2ec35623ca912701dba", kill_on_drop: false }`
[INFO] [stdout] f99a95efd362e1c02a295fcada9e5753e52ac066b52dd2ec35623ca912701dba