[INFO] fetching crate cogwheel 0.1.0...
[INFO] testing cogwheel-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 cogwheel 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate cogwheel 0.1.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate cogwheel 0.1.0
[INFO] tweaked toml for crates.io crate cogwheel 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cogwheel 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 cogwheel 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 thiserror v2.0.4
[INFO] [stderr]   Downloaded thiserror-impl v2.0.4
[INFO] [stderr]   Downloaded cogwheel-macro v0.1.0
[INFO] [stderr]   Downloaded libyml v0.0.5
[INFO] [stderr]   Downloaded serde_yml v0.0.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] dd2862ef483c21bb06e3bb56892b9b54e41321ab8989dad48390b25b3514f5bd
[INFO] running `Command { std: "docker" "start" "-a" "dd2862ef483c21bb06e3bb56892b9b54e41321ab8989dad48390b25b3514f5bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd2862ef483c21bb06e3bb56892b9b54e41321ab8989dad48390b25b3514f5bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd2862ef483c21bb06e3bb56892b9b54e41321ab8989dad48390b25b3514f5bd", kill_on_drop: false }`
[INFO] [stdout] dd2862ef483c21bb06e3bb56892b9b54e41321ab8989dad48390b25b3514f5bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 7a36b369faaf516baae8c8d5334ae66527043e70f962cb76d83d297c38610806
[INFO] running `Command { std: "docker" "start" "-a" "7a36b369faaf516baae8c8d5334ae66527043e70f962cb76d83d297c38610806", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]    Compiling thiserror v2.0.4
[INFO] [stderr]    Compiling anyhow v1.0.94
[INFO] [stderr]    Compiling winnow v0.6.20
[INFO] [stderr]    Compiling indexmap v2.7.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]    Compiling thiserror-impl v2.0.4
[INFO] [stderr]    Compiling cogwheel-macro v0.1.0
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling toml_edit v0.22.22
[INFO] [stderr]    Compiling toml v0.8.19
[INFO] [stderr]    Compiling cogwheel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.38s
[INFO] running `Command { std: "docker" "inspect" "7a36b369faaf516baae8c8d5334ae66527043e70f962cb76d83d297c38610806", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a36b369faaf516baae8c8d5334ae66527043e70f962cb76d83d297c38610806", kill_on_drop: false }`
[INFO] [stdout] 7a36b369faaf516baae8c8d5334ae66527043e70f962cb76d83d297c38610806
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] cb9e184e03a998c15ea62162990c5d28536d2d78ae6d8864e5c110f905e4bb7b
[INFO] running `Command { std: "docker" "start" "-a" "cb9e184e03a998c15ea62162990c5d28536d2d78ae6d8864e5c110f905e4bb7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling cogwheel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no variant or associated item named `Json` found for enum `ConfigurationVariant` in the current scope
[INFO] [stdout]   --> examples/deserialize.rs:20:35
[INFO] [stdout]    |
[INFO] [stdout] 20 |             ConfigurationVariant::Json,
[INFO] [stdout]    |                                   ^^^^ variant or associated item not found in `ConfigurationVariant`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Yaml` found for enum `ConfigurationVariant` in the current scope
[INFO] [stdout]   --> examples/deserialize.rs:34:35
[INFO] [stdout]    |
[INFO] [stdout] 34 |             ConfigurationVariant::Yaml,
[INFO] [stdout]    |                                   ^^^^ variant or associated item not found in `ConfigurationVariant`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cogwheel` (example "deserialize") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "cb9e184e03a998c15ea62162990c5d28536d2d78ae6d8864e5c110f905e4bb7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb9e184e03a998c15ea62162990c5d28536d2d78ae6d8864e5c110f905e4bb7b", kill_on_drop: false }`
[INFO] [stdout] cb9e184e03a998c15ea62162990c5d28536d2d78ae6d8864e5c110f905e4bb7b