[INFO] fetching crate twitter_snowflake 1.0.2...
[INFO] checking twitter_snowflake-1.0.2 against 1.95.0 for pr-155915
[INFO] extracting crate twitter_snowflake 1.0.2 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate twitter_snowflake 1.0.2
[INFO] finished tweaking crates.io crate twitter_snowflake 1.0.2
[INFO] tweaked toml for crates.io crate twitter_snowflake 1.0.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate twitter_snowflake 1.0.2 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 twitter_snowflake 1.0.2 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]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v1.0.63
[INFO] [stderr]   Downloaded thiserror-impl v1.0.63
[INFO] [stderr]   Downloaded proc-macro2 v1.0.86
[INFO] [stderr]   Downloaded syn v2.0.77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 21da9525397a47ca70307b65ec799522bf5a8c42a0e6e91bde9b771dedfb3df4
[INFO] running `Command { std: "docker" "start" "-a" "21da9525397a47ca70307b65ec799522bf5a8c42a0e6e91bde9b771dedfb3df4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21da9525397a47ca70307b65ec799522bf5a8c42a0e6e91bde9b771dedfb3df4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21da9525397a47ca70307b65ec799522bf5a8c42a0e6e91bde9b771dedfb3df4", kill_on_drop: false }`
[INFO] [stdout] 21da9525397a47ca70307b65ec799522bf5a8c42a0e6e91bde9b771dedfb3df4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ce89fd3f6d5f86114aa5e54a86f846f23fca70e73e2fab867d0ff3aa654e300a
[INFO] running `Command { std: "docker" "start" "-a" "ce89fd3f6d5f86114aa5e54a86f846f23fca70e73e2fab867d0ff3aa654e300a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]     Checking twitter_snowflake v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/bench.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 `twitter_snowflake` (bench "bench") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ce89fd3f6d5f86114aa5e54a86f846f23fca70e73e2fab867d0ff3aa654e300a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce89fd3f6d5f86114aa5e54a86f846f23fca70e73e2fab867d0ff3aa654e300a", kill_on_drop: false }`
[INFO] [stdout] ce89fd3f6d5f86114aa5e54a86f846f23fca70e73e2fab867d0ff3aa654e300a
