[INFO] fetching crate rustorio-engine 0.1.2...
[INFO] testing rustorio-engine-0.1.2 against 1.95.0 for beta-1.96-2
[INFO] extracting crate rustorio-engine 0.1.2 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate rustorio-engine 0.1.2
[INFO] finished tweaking crates.io crate rustorio-engine 0.1.2
[INFO] tweaked toml for crates.io crate rustorio-engine 0.1.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustorio-engine 0.1.2 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 rustorio-engine 0.1.2 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustorio-derive v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 5e61559362f9741a2a064fabbe1a078c6bc0433e83d97bc132294846b6b37d56
[INFO] running `Command { std: "docker" "start" "-a" "5e61559362f9741a2a064fabbe1a078c6bc0433e83d97bc132294846b6b37d56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e61559362f9741a2a064fabbe1a078c6bc0433e83d97bc132294846b6b37d56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e61559362f9741a2a064fabbe1a078c6bc0433e83d97bc132294846b6b37d56", kill_on_drop: false }`
[INFO] [stdout] 5e61559362f9741a2a064fabbe1a078c6bc0433e83d97bc132294846b6b37d56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91037e800b0a2478f11dba8ec9e3b544368e31fc422c0c6aac7268b9d3828a9f
[INFO] running `Command { std: "docker" "start" "-a" "91037e800b0a2478f11dba8ec9e3b544368e31fc422c0c6aac7268b9d3828a9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling winnow v0.7.14
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling toml_datetime v0.7.5+spec-1.1.0
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling toml_parser v1.0.6+spec-1.1.0
[INFO] [stderr]    Compiling toml_edit v0.23.10+spec-1.0.0
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]    Compiling rustorio-derive v0.1.2
[INFO] [stderr]    Compiling rustorio-engine v0.1.2 (/opt/rustwide/workdir)
[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(generic_const_exprs)]
[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 `rustorio-engine` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "91037e800b0a2478f11dba8ec9e3b544368e31fc422c0c6aac7268b9d3828a9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91037e800b0a2478f11dba8ec9e3b544368e31fc422c0c6aac7268b9d3828a9f", kill_on_drop: false }`
[INFO] [stdout] 91037e800b0a2478f11dba8ec9e3b544368e31fc422c0c6aac7268b9d3828a9f
