[INFO] updating cached repository https://github.com/mozilla/grcov [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] [stderr] From https://github.com/mozilla/grcov [INFO] [stderr] 6bc906f..910820c master -> master [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 910820c751be3046f76068e01d9004e892e93d24 [INFO] checking mozilla/grcov against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmozilla%2Fgrcov" "work/builds/worker-5/source"` [INFO] [stderr] Cloning into 'work/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mozilla/grcov on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/mozilla/grcov [INFO] finished tweaking git repo https://github.com/mozilla/grcov [INFO] tweaked toml for git repo https://github.com/mozilla/grcov written to work/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/mozilla/grcov already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-5/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" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] cae45527a5e71b6b762fa73bdba9f3743842e4ffa5282276b47e8d60f5cc78a0 [INFO] running `"docker" "start" "-a" "cae45527a5e71b6b762fa73bdba9f3743842e4ffa5282276b47e8d60f5cc78a0"` [INFO] [stderr] Checking fomat-macros v0.3.1 [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Checking msdos_time v0.1.6 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking chrono v0.4.8 [INFO] [stderr] Checking globset v0.4.4 [INFO] [stderr] Checking md-5 v0.8.0 [INFO] [stderr] Checking flate2 v1.0.11 [INFO] [stderr] Checking rand v0.7.0 [INFO] [stderr] Checking simplelog v0.7.1 [INFO] [stderr] Checking zip v0.4.2 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking grcov v0.5.3 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused boxed `std::iter::Iterator` trait object that must be used [INFO] [stderr] --> src/path_rewriting.rs:675:9 [INFO] [stderr] | [INFO] [stderr] 675 | / rewrite_paths( [INFO] [stderr] 676 | | result_map, [INFO] [stderr] 677 | | None, [INFO] [stderr] 678 | | Some(PathBuf::from("tests")), [INFO] [stderr] ... | [INFO] [stderr] 682 | | None, [INFO] [stderr] 683 | | ); [INFO] [stderr] | |__________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: iterators are lazy and do nothing unless consumed [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/main.rs:31:35 [INFO] [stderr] | [INFO] [stderr] 31 | .author(crate_authors!("\n")) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/main.rs:31:35 [INFO] [stderr] | [INFO] [stderr] 31 | .author(crate_authors!("\n")) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/main.rs:31:35 [INFO] [stderr] | [INFO] [stderr] 31 | .author(crate_authors!("\n")) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/main.rs:31:35 [INFO] [stderr] | [INFO] [stderr] 31 | .author(crate_authors!("\n")) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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] --> benches/parser.rs:15:9 [INFO] [stderr] | [INFO] [stderr] 15 | black_box(grcov::parse_lcov(file, true)); [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] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 37.33s [INFO] running `"docker" "inspect" "cae45527a5e71b6b762fa73bdba9f3743842e4ffa5282276b47e8d60f5cc78a0"` [INFO] running `"docker" "rm" "-f" "cae45527a5e71b6b762fa73bdba9f3743842e4ffa5282276b47e8d60f5cc78a0"` [INFO] [stdout] cae45527a5e71b6b762fa73bdba9f3743842e4ffa5282276b47e8d60f5cc78a0