[INFO] fetching crate file_endec 1.0.1... [INFO] testing file_endec-1.0.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] extracting crate file_endec 1.0.1 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate file_endec 1.0.1 [INFO] finished tweaking crates.io crate file_endec 1.0.1 [INFO] tweaked toml for crates.io crate file_endec 1.0.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate file_endec 1.0.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate file_endec 1.0.1 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b165051e0cc775240dff5473bdfe759d38d84a59cb758176fd3d1037d1143386 [INFO] running `Command { std: "docker" "start" "-a" "b165051e0cc775240dff5473bdfe759d38d84a59cb758176fd3d1037d1143386", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b165051e0cc775240dff5473bdfe759d38d84a59cb758176fd3d1037d1143386", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b165051e0cc775240dff5473bdfe759d38d84a59cb758176fd3d1037d1143386", kill_on_drop: false }` [INFO] [stdout] b165051e0cc775240dff5473bdfe759d38d84a59cb758176fd3d1037d1143386 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8b243acc094b12df7ac191117d6d9d1ebc94335ed3395a90a5f2d693ff9cd32d [INFO] running `Command { std: "docker" "start" "-a" "8b243acc094b12df7ac191117d6d9d1ebc94335ed3395a90a5f2d693ff9cd32d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling syn v1.0.50 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling regex-syntax v0.6.21 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling aho-corasick v0.7.15 [INFO] [stderr] Compiling unicode-segmentation v1.7.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling terminal_size v0.1.15 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling derive_builder v0.9.0 [INFO] [stderr] Compiling bit-vec v0.6.2 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling alloc-no-stdlib v2.0.1 [INFO] [stderr] Compiling nodrop v0.1.14 [INFO] [stderr] Compiling getrandom v0.2.0 [INFO] [stderr] Compiling number_prefix v0.3.0 [INFO] [stderr] Compiling cc v1.0.65 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling cipher v0.2.5 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Compiling alloc-stdlib v0.2.1 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling regex v1.4.2 [INFO] [stderr] Compiling constant_time_eq v0.1.5 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling filetime v0.2.13 [INFO] [stderr] Compiling ring v0.16.16 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling blake2-rfc v0.2.18 [INFO] [stderr] Compiling semver-parser v0.10.1 [INFO] [stdout] error[E0658]: custom inner attributes are unstable [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/semver-parser-0.10.1/src/generated.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | #![rustfmt::skip] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #54726 for more information [INFO] [stdout] = help: add `#![feature(custom_inner_attributes)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stdout] For more information about this error, try `rustc --explain E0658`. [INFO] [stdout] [INFO] [stderr] error: could not compile `semver-parser` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "8b243acc094b12df7ac191117d6d9d1ebc94335ed3395a90a5f2d693ff9cd32d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b243acc094b12df7ac191117d6d9d1ebc94335ed3395a90a5f2d693ff9cd32d", kill_on_drop: false }` [INFO] [stdout] 8b243acc094b12df7ac191117d6d9d1ebc94335ed3395a90a5f2d693ff9cd32d