[INFO] fetching crate nargo 0.0.0...
[INFO] checking nargo-0.0.0 against 1.95.0 for pr-155915
[INFO] extracting crate nargo 0.0.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate nargo 0.0.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate nargo 0.0.0
[INFO] tweaked toml for crates.io crate nargo 0.0.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nargo 0.0.0 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 nargo 0.0.0 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 nargo-workspace v0.0.0
[INFO] [stderr]   Downloaded nargo-scaffolder v0.0.0
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[INFO] [stderr]   Downloaded oak-yaml v0.0.7
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 618a2a017ea71bb943ca8434d5159ab4af8a10196146d90d38a1c90e813d763f
[INFO] running `Command { std: "docker" "start" "-a" "618a2a017ea71bb943ca8434d5159ab4af8a10196146d90d38a1c90e813d763f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "618a2a017ea71bb943ca8434d5159ab4af8a10196146d90d38a1c90e813d763f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "618a2a017ea71bb943ca8434d5159ab4af8a10196146d90d38a1c90e813d763f", kill_on_drop: false }`
[INFO] [stdout] 618a2a017ea71bb943ca8434d5159ab4af8a10196146d90d38a1c90e813d763f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c3116d9d000aaa8480772d352e79dba48101043f38571f67a28b52881a515ccf
[INFO] running `Command { std: "docker" "start" "-a" "c3116d9d000aaa8480772d352e79dba48101043f38571f67a28b52881a515ccf", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking winnow v0.7.14
[INFO] [stderr]     Checking gix-trace v0.1.18
[INFO] [stderr]     Checking bstr v1.12.1
[INFO] [stderr]     Checking getrandom v0.4.2
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking unicode-normalization v0.1.25
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking bytesize v2.3.1
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[INFO] [stderr]     Checking zlib-rs v0.6.3
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]     Checking console v0.15.11
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking icu_normalizer v2.1.1
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[INFO] [stderr]     Checking jiff v0.2.22
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[INFO] [stderr]    Compiling signal-hook v0.4.3
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking idna_adapter v1.2.1
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[INFO] [stderr]     Checking gix-quote v0.7.0
[INFO] [stderr]    Compiling oak-macros v0.0.7
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking nonempty v0.12.0
[INFO] [stderr]     Checking prodash v31.0.0
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[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking notify v8.2.0
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[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking hashbrown v0.15.5
[INFO] [stderr]    Compiling libz-sys v1.1.24
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking gix-sec v0.13.1
[INFO] [stderr]     Checking toml_parser v1.0.9+spec-1.1.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking gix-bitmap v0.3.0
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking twox-hash v2.1.2
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking gix-features v0.46.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]     Checking gix-hash v0.22.1
[INFO] [stderr]     Checking gix-fs v0.19.1
[INFO] [stderr]     Checking gix-glob v0.24.0
[INFO] [stderr]     Checking oak-source-map v0.0.7
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking oak-core v0.0.7
[INFO] [stderr]     Checking gix-attributes v0.31.0
[INFO] [stderr]     Checking gix-ignore v0.19.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]    Compiling libssh2-sys v0.3.1
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]     Checking openssl v0.10.75
[INFO] [stderr]     Checking gix-hashtable v0.12.0
[INFO] [stderr]     Checking toml v1.0.4+spec-1.1.0
[INFO] [stderr]     Checking gix-commitgraph v0.34.0
[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/oak-core-0.0.7/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(allocator_api)] // Required for custom arena allocation and manual memory management
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking gix-pathspec v0.16.0
[INFO] [stderr]     Checking gix-url v0.35.2
[INFO] [stderr]    Compiling libgit2-sys v0.18.3+1.9.2
[INFO] [stderr]    Compiling pest v2.8.6
[INFO] [stderr]     Checking tempfile v3.26.0
[INFO] [stderr]     Checking imara-diff v0.1.8
[INFO] [stderr]     Checking imara-diff v0.2.0
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking dialoguer v0.11.0
[INFO] [stderr]     Checking gix-tempfile v21.0.1
[INFO] [stderr]     Checking uluru v3.1.0
[INFO] [stderr]     Checking gix-prompt v0.14.0
[INFO] [stderr]     Checking clru v0.6.3
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling owo-colors v4.3.0
[INFO] [stderr]     Checking gix-lock v21.0.1
[INFO] [stderr]     Checking arc-swap v1.8.2
[INFO] [stderr]     Checking tracing-subscriber v0.3.22
[INFO] [stderr]     Checking nargo-types v0.0.0
[INFO] [stderr]     Checking gix-transport v0.55.0
[INFO] [stderr]     Checking gix-shallow v0.9.0
[INFO] [stderr]     Checking xattr v1.6.1
[INFO] [stderr]     Checking indexmap v2.13.0
[INFO] [stderr]    Compiling maybe-async v0.2.10
[INFO] [stderr]     Checking io-close v0.3.7
[INFO] [stderr]     Checking gimli v0.32.3
[INFO] [stderr]     Checking fixedbitset v0.5.7
[INFO] [stderr]     Checking ws v0.9.2
[INFO] [stderr]    Compiling color-spantrace v0.3.0
[INFO] [stderr]     Checking tar v0.4.44
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `oak-core` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c3116d9d000aaa8480772d352e79dba48101043f38571f67a28b52881a515ccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3116d9d000aaa8480772d352e79dba48101043f38571f67a28b52881a515ccf", kill_on_drop: false }`
[INFO] [stdout] c3116d9d000aaa8480772d352e79dba48101043f38571f67a28b52881a515ccf