[INFO] fetching crate crabscore-cli 0.1.1...
[INFO] checking crabscore-cli-0.1.1 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate crabscore-cli 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate crabscore-cli 0.1.1
[INFO] finished tweaking crates.io crate crabscore-cli 0.1.1
[INFO] tweaked toml for crates.io crate crabscore-cli 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate crabscore-cli 0.1.1 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate crabscore-cli 0.1.1 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae2e653ae8f352e388175688081feab0c67e197ddd2882f3e7c49d3d3ad3241c
[INFO] running `Command { std: "docker" "start" "-a" "ae2e653ae8f352e388175688081feab0c67e197ddd2882f3e7c49d3d3ad3241c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae2e653ae8f352e388175688081feab0c67e197ddd2882f3e7c49d3d3ad3241c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae2e653ae8f352e388175688081feab0c67e197ddd2882f3e7c49d3d3ad3241c", kill_on_drop: false }`
[INFO] [stdout] ae2e653ae8f352e388175688081feab0c67e197ddd2882f3e7c49d3d3ad3241c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27dfc7ae59ca697a90e22eee41d54594592cf41c89f12098268bd27f1819f009
[INFO] running `Command { std: "docker" "start" "-a" "27dfc7ae59ca697a90e22eee41d54594592cf41c89f12098268bd27f1819f009", kill_on_drop: false }`
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]    Compiling libz-sys v1.1.22
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.11+1.64.0
[INFO] [stderr]    Compiling curl-sys v0.4.82+curl-8.14.1
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]     Checking tokio v1.46.1
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling curl v0.4.48
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stderr]    Compiling isahc v1.7.2
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]     Checking sluice v0.5.5
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking castaway v0.1.2
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]    Compiling const_fn v0.4.11
[INFO] [stderr]    Compiling pest v2.8.1
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]    Compiling k8s-openapi v0.13.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking openssl v0.10.73
[INFO] [stderr]     Checking docopt v1.1.1
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]     Checking tempfile v3.20.0
[INFO] [stderr]     Checking webpki-roots v0.21.1
[INFO] [stderr]     Checking tokio-util v0.7.15
[INFO] [stderr]     Checking crabscore-core v0.1.1
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]    Compiling pest_meta v2.8.1
[INFO] [stderr]     Checking h2 v0.3.27
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking rustls-pemfile v0.2.1
[INFO] [stderr]    Compiling pest_generator v2.8.1
[INFO] [stderr]    Compiling axum v0.6.20
[INFO] [stderr]     Checking bstr v1.12.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking riemann_client v0.9.0
[INFO] [stdout] error[E0658]: custom inner attributes are unstable
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/riemann_client-0.9.0/src/proto/mod_pb.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![rustfmt::skip]
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #54726 <https://github.com/rust-lang/rust/issues/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 2025-08-19; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking procfs v0.12.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `riemann_client` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "27dfc7ae59ca697a90e22eee41d54594592cf41c89f12098268bd27f1819f009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27dfc7ae59ca697a90e22eee41d54594592cf41c89f12098268bd27f1819f009", kill_on_drop: false }`
[INFO] [stdout] 27dfc7ae59ca697a90e22eee41d54594592cf41c89f12098268bd27f1819f009