[INFO] fetching crate hydro2-operator 0.1.0...
[INFO] checking hydro2-operator-0.1.0 against 1.95.0 for pr-155915
[INFO] extracting crate hydro2-operator 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate hydro2-operator 0.1.0
[INFO] finished tweaking crates.io crate hydro2-operator 0.1.0
[INFO] tweaked toml for crates.io crate hydro2-operator 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate hydro2-operator 0.1.0 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 hydro2-operator 0.1.0 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 export-magic v0.3.6
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[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] e8efe4587329eb3355d6d3af0acb7b70a506c23d2c94705aa3cb32364407377a
[INFO] running `Command { std: "docker" "start" "-a" "e8efe4587329eb3355d6d3af0acb7b70a506c23d2c94705aa3cb32364407377a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8efe4587329eb3355d6d3af0acb7b70a506c23d2c94705aa3cb32364407377a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8efe4587329eb3355d6d3af0acb7b70a506c23d2c94705aa3cb32364407377a", kill_on_drop: false }`
[INFO] [stdout] e8efe4587329eb3355d6d3af0acb7b70a506c23d2c94705aa3cb32364407377a
[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] 295ccf16be9a728d5e3aef0280f535b16cc879d66934994e5ac56704f503dff3
[INFO] running `Command { std: "docker" "start" "-a" "295ccf16be9a728d5e3aef0280f535b16cc879d66934994e5ac56704f503dff3", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.7.4
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[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling overload v0.1.1
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[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
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[INFO] [stderr]     Checking pbx v0.1.0
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[INFO] [stderr]    Compiling delegate v0.10.0
[INFO] [stderr]    Compiling disable_macro v0.3.6
[INFO] [stderr]    Compiling serial_test v0.5.1
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling async-trait v0.1.86
[INFO] [stderr]    Compiling getset v0.1.4
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking tokio v1.43.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling always-assert v0.2.0
[INFO] [stderr]    Compiling ra_ap_parser v0.0.237
[INFO] [stderr]    Compiling ra_ap_stdx v0.0.237
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ra_ap_syntax v0.0.237
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling derive_builder_core v0.20.2
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking tracing-appender v0.2.3
[INFO] [stderr]    Compiling derive_builder_macro v0.20.2
[INFO] [stderr]     Checking tracing-setup v1.0.2
[INFO] [stderr]     Checking derive_builder v0.20.2
[INFO] [stderr]    Compiling error-tree v0.3.7
[INFO] [stderr]    Compiling error-tree v0.6.0
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]     Checking language-enum v0.1.0
[INFO] [stderr]     Checking named-item v0.6.0
[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/named-item-0.6.0/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(associated_type_defaults)]
[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 `named-item` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "295ccf16be9a728d5e3aef0280f535b16cc879d66934994e5ac56704f503dff3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "295ccf16be9a728d5e3aef0280f535b16cc879d66934994e5ac56704f503dff3", kill_on_drop: false }`
[INFO] [stdout] 295ccf16be9a728d5e3aef0280f535b16cc879d66934994e5ac56704f503dff3
