[INFO] fetching crate lemon-tree 0.1.7...
[INFO] testing lemon-tree-0.1.7 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate lemon-tree 0.1.7 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate lemon-tree 0.1.7
[INFO] finished tweaking crates.io crate lemon-tree 0.1.7
[INFO] tweaked toml for crates.io crate lemon-tree 0.1.7 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lemon-tree 0.1.7 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c31c510208680cfc235dec4d846c19525e8a55164e31809f08ee66167beacb8
[INFO] running `Command { std: "docker" "start" "-a" "3c31c510208680cfc235dec4d846c19525e8a55164e31809f08ee66167beacb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c31c510208680cfc235dec4d846c19525e8a55164e31809f08ee66167beacb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c31c510208680cfc235dec4d846c19525e8a55164e31809f08ee66167beacb8", kill_on_drop: false }`
[INFO] [stdout] 3c31c510208680cfc235dec4d846c19525e8a55164e31809f08ee66167beacb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2766de762259243a705448cb8dd087ff20cae628864d64f434b196b824c2bd6
[INFO] running `Command { std: "docker" "start" "-a" "a2766de762259243a705448cb8dd087ff20cae628864d64f434b196b824c2bd6", kill_on_drop: false }`
[INFO] [stderr]    Compiling lemon-mint v0.1.4
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling lemon-tree-derive v1.0.4
[INFO] [stdout] error[E0599]: no method named `source_file` found for struct `proc_macro::Span` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lemon-tree-derive-1.0.4/src/lib.rs:464:23
[INFO] [stdout]     |
[INFO] [stdout] 464 |         let filename = span.source_file();
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `source` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 464 -         let filename = span.source_file();
[INFO] [stdout] 464 +         let filename = span.source();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0615]: attempted to take value of method `line` on type `proc_macro::Span`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lemon-tree-derive-1.0.4/src/lib.rs:470:23
[INFO] [stdout]     |
[INFO] [stdout] 470 |         let n_line = n_line.line;
[INFO] [stdout]     |                             ^^^^ method, not a field
[INFO] [stdout]     |
[INFO] [stdout] help: use parentheses to call the method
[INFO] [stdout]     |
[INFO] [stdout] 470 |         let n_line = n_line.line();
[INFO] [stdout]     |                                 ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0615.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lemon-tree-derive` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "a2766de762259243a705448cb8dd087ff20cae628864d64f434b196b824c2bd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2766de762259243a705448cb8dd087ff20cae628864d64f434b196b824c2bd6", kill_on_drop: false }`
[INFO] [stdout] a2766de762259243a705448cb8dd087ff20cae628864d64f434b196b824c2bd6