[INFO] fetching crate file_endec 1.0.1... [INFO] checking file_endec-1.0.1 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate file_endec 1.0.1 into /workspace/builds/worker-0-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-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate file_endec 1.0.1 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6983e226b48f6b7ee07768ab21faec8a95f046d2e855bf3cee6df054de74de07 [INFO] running `Command { std: "docker" "start" "-a" "6983e226b48f6b7ee07768ab21faec8a95f046d2e855bf3cee6df054de74de07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6983e226b48f6b7ee07768ab21faec8a95f046d2e855bf3cee6df054de74de07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6983e226b48f6b7ee07768ab21faec8a95f046d2e855bf3cee6df054de74de07", kill_on_drop: false }` [INFO] [stdout] 6983e226b48f6b7ee07768ab21faec8a95f046d2e855bf3cee6df054de74de07 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4cf8bb752a75a3fcc33d101803a957d9da3231e8e18d658058539e3acabdee5d [INFO] running `Command { std: "docker" "start" "-a" "4cf8bb752a75a3fcc33d101803a957d9da3231e8e18d658058539e3acabdee5d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.50 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling const_fn v0.4.3 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling crossbeam-utils v0.8.0 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking terminal_size v0.1.15 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking cipher v0.2.5 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling unicode-segmentation v1.7.0 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking ucd-trie v0.1.3 [INFO] [stderr] Compiling derive_builder v0.9.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking bit-vec v0.6.2 [INFO] [stderr] Checking alloc-no-stdlib v2.0.1 [INFO] [stderr] Compiling getrandom v0.2.0 [INFO] [stderr] Compiling cc v1.0.65 [INFO] [stderr] Checking number_prefix v0.3.0 [INFO] [stderr] Checking bit-set v0.5.2 [INFO] [stderr] Checking alloc-stdlib v0.2.1 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking pest v2.1.3 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Checking constant_time_eq v0.1.5 [INFO] [stderr] Compiling ring v0.16.16 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking crossbeam-epoch v0.9.0 [INFO] [stderr] Checking console v0.13.0 [INFO] [stderr] Checking fancy-regex v0.3.5 [INFO] [stderr] Checking indicatif v0.14.0 [INFO] [stderr] Checking 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 2025-06-29; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking blake2-rfc v0.2.18 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking brotli-decompressor v2.3.1 [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" "4cf8bb752a75a3fcc33d101803a957d9da3231e8e18d658058539e3acabdee5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4cf8bb752a75a3fcc33d101803a957d9da3231e8e18d658058539e3acabdee5d", kill_on_drop: false }` [INFO] [stdout] 4cf8bb752a75a3fcc33d101803a957d9da3231e8e18d658058539e3acabdee5d