[INFO] fetching crate mioffice-pdf-utils 0.1.0...
[INFO] checking mioffice-pdf-utils-0.1.0 against master#bbe853615821442ef11d6cd42a30a73432b38d89 for pr-154205
[INFO] extracting crate mioffice-pdf-utils 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate mioffice-pdf-utils 0.1.0
[INFO] finished tweaking crates.io crate mioffice-pdf-utils 0.1.0
[INFO] tweaked toml for crates.io crate mioffice-pdf-utils 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mioffice-pdf-utils 0.1.0 on toolchain bbe853615821442ef11d6cd42a30a73432b38d89
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mioffice-pdf-utils 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" "+bbe853615821442ef11d6cd42a30a73432b38d89" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.109
[INFO] [stderr]   Downloaded rangemap v1.7.1
[INFO] [stderr]   Downloaded weezl v0.1.12
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.109
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.109
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.109
[INFO] [stderr]   Downloaded js-sys v0.3.86
[INFO] [stderr]   Downloaded lopdf v0.34.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a5ae84c7b8a35bd729e24764b73e0b9ad53b306e1e7794a72a607e36f3e4de1
[INFO] running `Command { std: "docker" "start" "-a" "4a5ae84c7b8a35bd729e24764b73e0b9ad53b306e1e7794a72a607e36f3e4de1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a5ae84c7b8a35bd729e24764b73e0b9ad53b306e1e7794a72a607e36f3e4de1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a5ae84c7b8a35bd729e24764b73e0b9ad53b306e1e7794a72a607e36f3e4de1", kill_on_drop: false }`
[INFO] [stdout] 4a5ae84c7b8a35bd729e24764b73e0b9ad53b306e1e7794a72a607e36f3e4de1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 521cb561deaaebd4e94f20a067016a823db3a7b76b5782f66a4b7ed7469ffc1d
[INFO] running `Command { std: "docker" "start" "-a" "521cb561deaaebd4e94f20a067016a823db3a7b76b5782f66a4b7ed7469ffc1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]     Checking simd-adler32 v0.3.8
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking num-conv v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking iana-time-zone v0.1.65
[INFO] [stderr]     Checking time-core v0.1.8
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking itoa v1.0.17
[INFO] [stderr]     Checking crc32fast v1.5.0
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]     Checking weezl v0.1.12
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking rangemap v1.7.1
[INFO] [stderr]     Checking deranged v0.5.6
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking flate2 v1.1.9
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking chrono v0.4.43
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking md-5 v0.10.6
[INFO] [stderr]     Checking lopdf v0.34.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]     Checking tokio v1.49.0
[INFO] [stderr]     Checking mioffice-pdf-utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0596]: cannot borrow `doc` as mutable, as it is not declared as mutable
[INFO] [stdout]    --> src/lib.rs:273:9
[INFO] [stdout]     |
[INFO] [stdout] 273 |         doc.save_to(&mut buf).unwrap();
[INFO] [stdout]     |         ^^^ cannot borrow as mutable
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing this to be mutable
[INFO] [stdout]     |
[INFO] [stdout] 271 |         let mut doc = Document::with_version("1.7");
[INFO] [stdout]     |             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0596`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mioffice-pdf-utils` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "521cb561deaaebd4e94f20a067016a823db3a7b76b5782f66a4b7ed7469ffc1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "521cb561deaaebd4e94f20a067016a823db3a7b76b5782f66a4b7ed7469ffc1d", kill_on_drop: false }`
[INFO] [stdout] 521cb561deaaebd4e94f20a067016a823db3a7b76b5782f66a4b7ed7469ffc1d