[INFO] cloning repository https://github.com/AcrylonitrileButadieneStyrene/lcf-visitor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AcrylonitrileButadieneStyrene/lcf-visitor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAcrylonitrileButadieneStyrene%2Flcf-visitor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAcrylonitrileButadieneStyrene%2Flcf-visitor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e05959d926bc13527e7626a45a7609fb958de1fd
[INFO] checking AcrylonitrileButadieneStyrene/lcf-visitor against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAcrylonitrileButadieneStyrene%2Flcf-visitor" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AcrylonitrileButadieneStyrene/lcf-visitor
[INFO] finished tweaking git repo https://github.com/AcrylonitrileButadieneStyrene/lcf-visitor
[INFO] tweaked toml for git repo https://github.com/AcrylonitrileButadieneStyrene/lcf-visitor written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AcrylonitrileButadieneStyrene/lcf-visitor 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 git repo https://github.com/AcrylonitrileButadieneStyrene/lcf-visitor 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 owo-colors v4.2.3
[INFO] [stderr]   Downloaded array-init v2.1.0
[INFO] [stderr]   Downloaded binrw_derive v0.15.0
[INFO] [stderr]   Downloaded binrw v0.15.0
[INFO] [stderr]   Downloaded lcf v0.8.2
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c32670c42dfc5b3651c96e4994bd0c296e367c24ba3ee24a410a6a9124313657
[INFO] running `Command { std: "docker" "start" "-a" "c32670c42dfc5b3651c96e4994bd0c296e367c24ba3ee24a410a6a9124313657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c32670c42dfc5b3651c96e4994bd0c296e367c24ba3ee24a410a6a9124313657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c32670c42dfc5b3651c96e4994bd0c296e367c24ba3ee24a410a6a9124313657", kill_on_drop: false }`
[INFO] [stdout] c32670c42dfc5b3651c96e4994bd0c296e367c24ba3ee24a410a6a9124313657
[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=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] 43425d13991c3b511c91f641f554c749d4eeb0a08195da85d114851156f24f30
[INFO] running `Command { std: "docker" "start" "-a" "43425d13991c3b511c91f641f554c749d4eeb0a08195da85d114851156f24f30", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling owo-colors v4.2.3
[INFO] [stderr]    Compiling binrw_derive v0.15.0
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling binrw v0.15.0
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]     Checking array-init v2.1.0
[INFO] [stderr]     Checking unit-prefix v0.5.2
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]     Checking console v0.16.1
[INFO] [stderr]     Checking indicatif v0.18.3
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling num_enum_derive v0.7.5
[INFO] [stderr]     Checking num_enum v0.7.5
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking lcf v0.8.2
[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/lcf-0.8.2/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iterator_try_collect)]
[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 `lcf` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "43425d13991c3b511c91f641f554c749d4eeb0a08195da85d114851156f24f30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43425d13991c3b511c91f641f554c749d4eeb0a08195da85d114851156f24f30", kill_on_drop: false }`
[INFO] [stdout] 43425d13991c3b511c91f641f554c749d4eeb0a08195da85d114851156f24f30