[INFO] fetching crate free-flight-stabilization 0.1.0...
[INFO] testing free-flight-stabilization-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate free-flight-stabilization 0.1.0 into /workspace/builds/worker-4-tc1/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-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate free-flight-stabilization 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded piddiy v0.1.1
[INFO] [stderr]   Downloaded fixed v1.27.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03512b998e51e85662b7b15c9c36869baa50a597c29d3787bea280741b22dc2a
[INFO] running `Command { std: "docker" "start" "-a" "03512b998e51e85662b7b15c9c36869baa50a597c29d3787bea280741b22dc2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03512b998e51e85662b7b15c9c36869baa50a597c29d3787bea280741b22dc2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03512b998e51e85662b7b15c9c36869baa50a597c29d3787bea280741b22dc2a", kill_on_drop: false }`
[INFO] [stdout] 03512b998e51e85662b7b15c9c36869baa50a597c29d3787bea280741b22dc2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 602b5826de77fb1be24e9ff01ae8de0681fb8780d1f9ce6c261342a56f5d6a9b
[INFO] running `Command { std: "docker" "start" "-a" "602b5826de77fb1be24e9ff01ae8de0681fb8780d1f9ce6c261342a56f5d6a9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling piddiy v0.1.1
[INFO] [stderr]    Compiling free-flight-stabilization v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.40s
[INFO] running `Command { std: "docker" "inspect" "602b5826de77fb1be24e9ff01ae8de0681fb8780d1f9ce6c261342a56f5d6a9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "602b5826de77fb1be24e9ff01ae8de0681fb8780d1f9ce6c261342a56f5d6a9b", kill_on_drop: false }`
[INFO] [stdout] 602b5826de77fb1be24e9ff01ae8de0681fb8780d1f9ce6c261342a56f5d6a9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 7c86883c3c204b2952ac587ae8cbee1f9394fa5b8f572c2a26ec90f4d394bbca
[INFO] running `Command { std: "docker" "start" "-a" "7c86883c3c204b2952ac587ae8cbee1f9394fa5b8f572c2a26ec90f4d394bbca", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling fixed v1.27.0
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling bytemuck v1.15.0
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling piddiy v0.1.1
[INFO] [stderr]    Compiling 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 (you are using 1.89.0-nightly (8de4c7234 2025-06-19)); see <https://github.com/rust-lang/rust/pull/134299> 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" "7c86883c3c204b2952ac587ae8cbee1f9394fa5b8f572c2a26ec90f4d394bbca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c86883c3c204b2952ac587ae8cbee1f9394fa5b8f572c2a26ec90f4d394bbca", kill_on_drop: false }`
[INFO] [stdout] 7c86883c3c204b2952ac587ae8cbee1f9394fa5b8f572c2a26ec90f4d394bbca