[INFO] fetching crate flash-lso 0.5.0...
[INFO] checking flash-lso-0.5.0 against 1.95.0 for pr-155915
[INFO] extracting crate flash-lso 0.5.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate flash-lso 0.5.0
[INFO] finished tweaking crates.io crate flash-lso 0.5.0
[INFO] tweaked toml for crates.io crate flash-lso 0.5.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate flash-lso 0.5.0 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] 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 99 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.8.2)
[INFO] [stderr]       Adding memchr v2.3.4 (available: v2.8.0)
[INFO] [stderr]       Adding nom v6.2.2 (available: v8.0.0)
[INFO] [stderr]       Adding pretty_assertions v0.6.1 (available: v1.4.1)
[INFO] [stderr]       Adding regex v1.8.4 (available: v1.12.3)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded derive-try-from-primitive v1.0.0
[INFO] [stderr]   Downloaded radium v0.5.3
[INFO] [stderr]   Downloaded ctor v0.1.26
[INFO] [stderr]   Downloaded pretty_assertions v0.6.1
[INFO] [stderr]   Downloaded nom v6.2.2
[INFO] [stderr]   Downloaded bitvec v0.19.6
[INFO] [stderr]   Downloaded regex v1.8.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 5ec339229cdf8a11951d03bf5ab56e09a88644466471cbb0cee97acaf0ce5733
[INFO] running `Command { std: "docker" "start" "-a" "5ec339229cdf8a11951d03bf5ab56e09a88644466471cbb0cee97acaf0ce5733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ec339229cdf8a11951d03bf5ab56e09a88644466471cbb0cee97acaf0ce5733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ec339229cdf8a11951d03bf5ab56e09a88644466471cbb0cee97acaf0ce5733", kill_on_drop: false }`
[INFO] [stdout] 5ec339229cdf8a11951d03bf5ab56e09a88644466471cbb0cee97acaf0ce5733
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 231e214a53041831aca684f1c2cc604253bd97b2a69a9c776dbca92cc09fdaff
[INFO] running `Command { std: "docker" "start" "-a" "231e214a53041831aca684f1c2cc604253bd97b2a69a9c776dbca92cc09fdaff", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling nom v6.2.2
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking csv-core v0.1.13
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking bitvec v0.19.6
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking regex v1.8.4
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]    Compiling derive-try-from-primitive v1.0.0
[INFO] [stderr]    Compiling darling v0.21.3
[INFO] [stderr]    Compiling enumset_derive v0.15.0
[INFO] [stderr]     Checking enumset v1.1.12
[INFO] [stderr]     Checking futures-executor v0.3.32
[INFO] [stderr]     Checking futures v0.3.32
[INFO] [stderr]     Checking cookie-factory v0.3.3
[INFO] [stderr]     Checking flash-lso v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/benchmarks.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[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 `flash-lso` (bench "benchmarks") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "231e214a53041831aca684f1c2cc604253bd97b2a69a9c776dbca92cc09fdaff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "231e214a53041831aca684f1c2cc604253bd97b2a69a9c776dbca92cc09fdaff", kill_on_drop: false }`
[INFO] [stdout] 231e214a53041831aca684f1c2cc604253bd97b2a69a9c776dbca92cc09fdaff
