[INFO] fetching crate free-flight-stabilization 0.1.0... [INFO] checking free-flight-stabilization-0.1.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1 [INFO] extracting crate free-flight-stabilization 0.1.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate free-flight-stabilization 0.1.0 [INFO] finished tweaking crates.io crate free-flight-stabilization 0.1.0 [INFO] tweaked toml for crates.io crate free-flight-stabilization 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate free-flight-stabilization 0.1.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate free-flight-stabilization 0.1.0 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 798ce4b84f981c8a510d2de86880bd2a3d9f1a2d213bbc51bcb5179e339d4711 [INFO] running `Command { std: "docker" "start" "-a" "798ce4b84f981c8a510d2de86880bd2a3d9f1a2d213bbc51bcb5179e339d4711", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "798ce4b84f981c8a510d2de86880bd2a3d9f1a2d213bbc51bcb5179e339d4711", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "798ce4b84f981c8a510d2de86880bd2a3d9f1a2d213bbc51bcb5179e339d4711", kill_on_drop: false }` [INFO] [stdout] 798ce4b84f981c8a510d2de86880bd2a3d9f1a2d213bbc51bcb5179e339d4711 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] adb574b9182b11841d06157517b0520798dfdb3682601011fd896d1e947f4554 [INFO] running `Command { std: "docker" "start" "-a" "adb574b9182b11841d06157517b0520798dfdb3682601011fd896d1e947f4554", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.2.0 [INFO] [stderr] Compiling az v1.2.1 [INFO] [stderr] Compiling libc v0.2.154 [INFO] [stderr] Compiling fixed v1.27.0 [INFO] [stderr] Checking bytemuck v1.15.0 [INFO] [stderr] Checking half v2.4.1 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking piddiy v0.1.1 [INFO] [stderr] Checking free-flight-stabilization v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> examples/fixed.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(start)] [INFO] [stdout] | ^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.86.0; see for more information [INFO] [stdout] = note: not portable enough and never RFC'd [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find attribute `start` in this scope [INFO] [stdout] --> examples/fixed.rs:35:3 [INFO] [stdout] | [INFO] [stdout] 35 | #[start] [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0601]: `main` function not found in crate `fixed` [INFO] [stdout] --> examples/fixed.rs:133:2 [INFO] [stdout] | [INFO] [stdout] 133 | } [INFO] [stdout] | ^ consider adding a `main` function to `examples/fixed.rs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0557, E0601. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `free-flight-stabilization` (example "fixed") due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "adb574b9182b11841d06157517b0520798dfdb3682601011fd896d1e947f4554", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "adb574b9182b11841d06157517b0520798dfdb3682601011fd896d1e947f4554", kill_on_drop: false }` [INFO] [stdout] adb574b9182b11841d06157517b0520798dfdb3682601011fd896d1e947f4554