[INFO] fetching crate safe-buffer 0.4.1...
[INFO] checking safe-buffer-0.4.1 against 1.95.0 for pr-155915
[INFO] extracting crate safe-buffer 0.4.1 into /workspace/builds/worker-7-tc1/source
[INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate safe-buffer 0.4.1
[INFO] finished tweaking crates.io crate safe-buffer 0.4.1
[INFO] tweaked toml for crates.io crate safe-buffer 0.4.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate safe-buffer 0.4.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 185 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.9.4 (available: v0.10.1)
[INFO] [stderr]       Adding reqwest v0.12.28 (available: v0.13.3)
[INFO] [stderr]       Adding zip v2.4.2 (available: v8.6.0)
[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] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded derive_arbitrary v1.4.2
[INFO] [stderr]   Downloaded zip v2.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] c86efc01b6f5ac8ac0138492da0c829f14ed51aaac6756a3f20bde383ceddbed
[INFO] running `Command { std: "docker" "start" "-a" "c86efc01b6f5ac8ac0138492da0c829f14ed51aaac6756a3f20bde383ceddbed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c86efc01b6f5ac8ac0138492da0c829f14ed51aaac6756a3f20bde383ceddbed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c86efc01b6f5ac8ac0138492da0c829f14ed51aaac6756a3f20bde383ceddbed", kill_on_drop: false }`
[INFO] [stdout] c86efc01b6f5ac8ac0138492da0c829f14ed51aaac6756a3f20bde383ceddbed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 7431d03fecbc07fe358700c8e20d1c25b618db5277612e9b48ec17496bcb7014
[INFO] running `Command { std: "docker" "start" "-a" "7431d03fecbc07fe358700c8e20d1c25b618db5277612e9b48ec17496bcb7014", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling zerofrom-derive v0.1.7
[INFO] [stderr]    Compiling yoke-derive v0.8.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.3
[INFO] [stderr]     Checking tokio v1.52.3
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling zip v2.4.2
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking openssl v0.10.79
[INFO] [stderr]     Checking rand v0.9.4
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking zerofrom v0.1.7
[INFO] [stderr]     Checking yoke v0.8.2
[INFO] [stderr]     Checking zerovec v0.11.6
[INFO] [stderr]     Checking zerotrie v0.2.4
[INFO] [stderr]     Checking safe-buffer v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(linked_list_cursors)]
[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 `safe-buffer` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7431d03fecbc07fe358700c8e20d1c25b618db5277612e9b48ec17496bcb7014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7431d03fecbc07fe358700c8e20d1c25b618db5277612e9b48ec17496bcb7014", kill_on_drop: false }`
[INFO] [stdout] 7431d03fecbc07fe358700c8e20d1c25b618db5277612e9b48ec17496bcb7014
