[INFO] cloning repository https://github.com/kjuulh/noworkers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kjuulh/noworkers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkjuulh%2Fnoworkers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkjuulh%2Fnoworkers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d092b9dfbad1bc18a5ec0bb617ccdf81bd08798d
[INFO] checking kjuulh/noworkers against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkjuulh%2Fnoworkers" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kjuulh/noworkers
[INFO] finished tweaking git repo https://github.com/kjuulh/noworkers
[INFO] tweaked toml for git repo https://github.com/kjuulh/noworkers written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kjuulh/noworkers 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 git repo https://github.com/kjuulh/noworkers 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 socket2 v0.6.3
[INFO] [stderr]   Downloaded windows-targets v0.48.0
[INFO] [stderr]   Downloaded tokio-macros v2.7.0
[INFO] [stderr]   Downloaded unicode-ident v1.0.9
[INFO] [stderr]   Downloaded quote v1.0.28
[INFO] [stderr]   Downloaded smallvec v1.10.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.60
[INFO] [stderr]   Downloaded mio v1.2.0
[INFO] [stderr]   Downloaded syn v2.0.18
[INFO] [stderr]   Downloaded tokio v1.52.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 5ed3cf139309d397a61529a4d2c5333de04a4d7e26d940c9b83cfa0cb8be3788
[INFO] running `Command { std: "docker" "start" "-a" "5ed3cf139309d397a61529a4d2c5333de04a4d7e26d940c9b83cfa0cb8be3788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ed3cf139309d397a61529a4d2c5333de04a4d7e26d940c9b83cfa0cb8be3788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ed3cf139309d397a61529a4d2c5333de04a4d7e26d940c9b83cfa0cb8be3788", kill_on_drop: false }`
[INFO] [stdout] 5ed3cf139309d397a61529a4d2c5333de04a4d7e26d940c9b83cfa0cb8be3788
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 994febf7c25a41af005b4c8d2685c3189de3ee3eb90c1d597bacb8bf2dc84bff
[INFO] running `Command { std: "docker" "start" "-a" "994febf7c25a41af005b4c8d2685c3189de3ee3eb90c1d597bacb8bf2dc84bff", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v1.2.0
[INFO] [stderr]     Checking socket2 v0.6.3
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]     Checking tokio v1.52.3
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking tokio-util v0.7.18
[INFO] [stderr]     Checking noworkers v0.1.1 (/opt/rustwide/workdir/crates/noworkers)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> crates/noworkers/examples/wait_lock.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(random)]
[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 `noworkers` (example "wait_lock") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "994febf7c25a41af005b4c8d2685c3189de3ee3eb90c1d597bacb8bf2dc84bff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "994febf7c25a41af005b4c8d2685c3189de3ee3eb90c1d597bacb8bf2dc84bff", kill_on_drop: false }`
[INFO] [stdout] 994febf7c25a41af005b4c8d2685c3189de3ee3eb90c1d597bacb8bf2dc84bff
