[INFO] fetching crate bippy 0.1.1...
[INFO] testing bippy-0.1.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate bippy 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate bippy 0.1.1
[INFO] finished tweaking crates.io crate bippy 0.1.1
[INFO] tweaked toml for crates.io crate bippy 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bippy 0.1.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate bippy 0.1.1 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded anstyle v1.0.4
[INFO] [stderr]   Downloaded anyhow v1.0.79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f11f3d1c49d5033bad24a6963f052c5d653413ccd1c8601a4974e2bc75bd2a1
[INFO] running `Command { std: "docker" "start" "-a" "2f11f3d1c49d5033bad24a6963f052c5d653413ccd1c8601a4974e2bc75bd2a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f11f3d1c49d5033bad24a6963f052c5d653413ccd1c8601a4974e2bc75bd2a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f11f3d1c49d5033bad24a6963f052c5d653413ccd1c8601a4974e2bc75bd2a1", kill_on_drop: false }`
[INFO] [stdout] 2f11f3d1c49d5033bad24a6963f052c5d653413ccd1c8601a4974e2bc75bd2a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 193d50274a5782d061dde2f681574598301173493f7766ed5d3ce413c92d6ebc
[INFO] running `Command { std: "docker" "start" "-a" "193d50274a5782d061dde2f681574598301173493f7766ed5d3ce413c92d6ebc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling anstyle v1.0.4
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling anstyle-query v1.0.2
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]    Compiling clap_lex v0.6.0
[INFO] [stderr]    Compiling fastrand v2.0.1
[INFO] [stderr]    Compiling anstyle-parse v0.2.3
[INFO] [stderr]    Compiling anstream v0.6.11
[INFO] [stderr]    Compiling clap_builder v4.4.18
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling tempfile v3.9.0
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling clap v4.4.18
[INFO] [stderr]    Compiling bippy v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(thread_id_value)]
[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 `bippy` (bin "bippy") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "193d50274a5782d061dde2f681574598301173493f7766ed5d3ce413c92d6ebc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "193d50274a5782d061dde2f681574598301173493f7766ed5d3ce413c92d6ebc", kill_on_drop: false }`
[INFO] [stdout] 193d50274a5782d061dde2f681574598301173493f7766ed5d3ce413c92d6ebc