[INFO] fetching crate fncmd-impl 2.1.0...
[INFO] testing fncmd-impl-2.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate fncmd-impl 2.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate fncmd-impl 2.1.0
[INFO] finished tweaking crates.io crate fncmd-impl 2.1.0
[INFO] tweaked toml for crates.io crate fncmd-impl 2.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fncmd-impl 2.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 27 packages to latest compatible versions
[INFO] [stderr]       Adding cargo_metadata v0.15.4 (available: v0.20.0)
[INFO] [stderr]       Adding darling v0.13.4 (available: v0.20.11)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.104)
[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] 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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e31f8c39e30ce27caea132ba08612796fdf658a50a94c9aae7e4def087b5d8d
[INFO] running `Command { std: "docker" "start" "-a" "3e31f8c39e30ce27caea132ba08612796fdf658a50a94c9aae7e4def087b5d8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e31f8c39e30ce27caea132ba08612796fdf658a50a94c9aae7e4def087b5d8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e31f8c39e30ce27caea132ba08612796fdf658a50a94c9aae7e4def087b5d8d", kill_on_drop: false }`
[INFO] [stdout] 3e31f8c39e30ce27caea132ba08612796fdf658a50a94c9aae7e4def087b5d8d
[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=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] 1cdeb01dcd83a930a4414799824b51db75d99d4b4e3b456b890aca324b497ee9
[INFO] running `Command { std: "docker" "start" "-a" "1cdeb01dcd83a930a4414799824b51db75d99d4b4e3b456b890aca324b497ee9", kill_on_drop: false }`
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling camino v1.1.10
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling cargo-platform v0.1.9
[INFO] [stderr]    Compiling cargo_metadata v0.15.4
[INFO] [stderr]    Compiling fncmd-impl v2.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `source_file` found for reference `&proc_macro::Span` in the current scope
[INFO] [stdout]   --> src/context.rs:34:26
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let source_path = span.source_file().path();
[INFO] [stdout]    |                                ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `source` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 34 -         let source_path = span.source_file().path();
[INFO] [stdout] 34 +         let source_path = span.source().path();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fncmd-impl` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "1cdeb01dcd83a930a4414799824b51db75d99d4b4e3b456b890aca324b497ee9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cdeb01dcd83a930a4414799824b51db75d99d4b4e3b456b890aca324b497ee9", kill_on_drop: false }`
[INFO] [stdout] 1cdeb01dcd83a930a4414799824b51db75d99d4b4e3b456b890aca324b497ee9