[INFO] crate ronfmt 0.1.0 is already in cache [INFO] checking ronfmt-0.1.0 against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398 [INFO] extracting crate ronfmt 0.1.0 into work/builds/worker-2/source [INFO] validating manifest of crates.io crate ronfmt 0.1.0 on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate ronfmt 0.1.0 [INFO] finished tweaking crates.io crate ronfmt 0.1.0 [INFO] tweaked toml for crates.io crate ronfmt 0.1.0 written to work/builds/worker-2/source/Cargo.toml [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 3fec7d08a13c882c3aff41e99163e373954240ded6e2b14697da2c1fc0a14e6e [INFO] running `"docker" "start" "-a" "3fec7d08a13c882c3aff41e99163e373954240ded6e2b14697da2c1fc0a14e6e"` [INFO] [stderr] Checking ronfmt v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/ast/display.rs:10:13 [INFO] [stderr] | [INFO] [stderr] 10 | writeln!(f, "#![enable({})]", extensions.iter().join(", ")); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/ast/display.rs:10:13 [INFO] [stderr] | [INFO] [stderr] 10 | writeln!(f, "#![enable({})]", extensions.iter().join(", ")); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.26s [INFO] running `"docker" "inspect" "3fec7d08a13c882c3aff41e99163e373954240ded6e2b14697da2c1fc0a14e6e"` [INFO] running `"docker" "rm" "-f" "3fec7d08a13c882c3aff41e99163e373954240ded6e2b14697da2c1fc0a14e6e"` [INFO] [stdout] 3fec7d08a13c882c3aff41e99163e373954240ded6e2b14697da2c1fc0a14e6e