[INFO] fetching crate lemu 0.2.22...
[INFO] checking lemu-0.2.22 against 1.95.0 for pr-155915
[INFO] extracting crate lemu 0.2.22 into /workspace/builds/worker-3-tc1/source
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate lemu 0.2.22
[INFO] finished tweaking crates.io crate lemu 0.2.22
[INFO] tweaked toml for crates.io crate lemu 0.2.22 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lemu 0.2.22 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 lemu 0.2.22 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]  Downloading crates ...
[INFO] [stderr]   Downloaded lerr v0.1.5
[INFO] [stderr]   Downloaded anstream v0.5.0
[INFO] [stderr]   Downloaded phf_macros v0.12.1
[INFO] [stderr]   Downloaded vecto v0.1.1
[INFO] [stderr]   Downloaded phf_generator v0.12.1
[INFO] [stderr]   Downloaded umath v0.0.7
[INFO] [stderr]   Downloaded comat v0.1.3
[INFO] [stderr]   Downloaded hinted v1.0.0
[INFO] [stderr]   Downloaded lower-macros v0.2.11
[INFO] [stderr]   Downloaded atools v0.1.12
[INFO] [stderr]   Downloaded mattr v0.0.2
[INFO] [stderr]   Downloaded enum_dispatch v0.3.13
[INFO] [stderr]   Downloaded clipline v0.4.0
[INFO] [stderr]   Downloaded array_chunks v1.0.0
[INFO] [stderr]   Downloaded car v0.1.3
[INFO] [stderr]   Downloaded lower v0.2.1
[INFO] [stderr]   Downloaded fimg v0.4.52
[INFO] [stderr]   Downloaded rust-fuzzy-search v0.1.1
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b480c34fc96ff0f81c6d28f88461b6fa98ef05195afe2b7f38932b259af457f
[INFO] running `Command { std: "docker" "start" "-a" "5b480c34fc96ff0f81c6d28f88461b6fa98ef05195afe2b7f38932b259af457f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b480c34fc96ff0f81c6d28f88461b6fa98ef05195afe2b7f38932b259af457f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b480c34fc96ff0f81c6d28f88461b6fa98ef05195afe2b7f38932b259af457f", kill_on_drop: false }`
[INFO] [stdout] 5b480c34fc96ff0f81c6d28f88461b6fa98ef05195afe2b7f38932b259af457f
[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=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] 14cb4fe5ae57e6e6eff95468a6c043a56fd4dbe705c7fc26b978c8bd5d50cf9c
[INFO] running `Command { std: "docker" "start" "-a" "14cb4fe5ae57e6e6eff95468a6c043a56fd4dbe705c7fc26b978c8bd5d50cf9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]     Checking simd-adler32 v0.3.8
[INFO] [stderr]    Compiling siphasher v1.0.2
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling regex-syntax v0.8.9
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]     Checking umath v0.0.7
[INFO] [stderr]     Checking bitflags v2.11.0
[INFO] [stderr]     Checking anstream v0.5.0
[INFO] [stderr]     Checking mattr v0.0.2
[INFO] [stderr]     Checking clipline v0.4.0
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]    Compiling syn v2.0.116
[INFO] [stderr]     Checking hinted v1.0.0
[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/umath-0.0.7/src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(core_intrinsics)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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/hinted-1.0.0/src/lib.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout]  3 | /     feature(
[INFO] [stdout]  4 | |         trusted_len,
[INFO] [stdout]  5 | |         trusted_fused,
[INFO] [stdout]  6 | |         min_specialization,
[INFO] [stdout] ...  |
[INFO] [stdout]  9 | |         doc_cfg,
[INFO] [stdout] 10 | |     )
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking atools v0.1.12
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hinted` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `umath` (lib) due to 1 previous error
[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/atools-0.1.12/src/lib.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout]  4 | / #![feature(
[INFO] [stdout]  5 | |     const_destruct,
[INFO] [stdout]  6 | |     adt_const_params,
[INFO] [stdout]  7 | |     generic_const_exprs,
[INFO] [stdout] ...  |
[INFO] [stdout] 13 | |     iter_map_windows
[INFO] [stdout] 14 | | )]
[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 `atools` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "14cb4fe5ae57e6e6eff95468a6c043a56fd4dbe705c7fc26b978c8bd5d50cf9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14cb4fe5ae57e6e6eff95468a6c043a56fd4dbe705c7fc26b978c8bd5d50cf9c", kill_on_drop: false }`
[INFO] [stdout] 14cb4fe5ae57e6e6eff95468a6c043a56fd4dbe705c7fc26b978c8bd5d50cf9c