[INFO] fetching crate grcov 0.5.0... [INFO] checking grcov-0.5.0 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1 [INFO] extracting crate grcov 0.5.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate grcov 0.5.0 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate grcov 0.5.0 [INFO] finished tweaking crates.io crate grcov 0.5.0 [INFO] tweaked toml for crates.io crate grcov 0.5.0 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2b74682367352a1c63d04eb7f10562b300edfe08749b8afc0be308a60d9b0dcc [INFO] running `"docker" "start" "-a" "2b74682367352a1c63d04eb7f10562b300edfe08749b8afc0be308a60d9b0dcc"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking semver v0.9.0 [INFO] [stderr] Checking rustc-hash v1.0.1 [INFO] [stderr] Checking msdos_time v0.1.6 [INFO] [stderr] Checking flate2 v1.0.12 [INFO] [stderr] Checking md-5 v0.8.0 [INFO] [stderr] Checking globset v0.4.4 [INFO] [stderr] Checking crossbeam v0.7.2 [INFO] [stderr] Checking zip v0.4.2 [INFO] [stderr] Checking grcov v0.5.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/defs.rs:56:30 [INFO] [stderr] | [INFO] [stderr] 56 | pub type CovResultIter = Box>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/producer.rs:23:18 [INFO] [stderr] | [INFO] [stderr] 23 | File(&'a mut Read), [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/producer.rs:117:34 [INFO] [stderr] | [INFO] [stderr] 117 | fn is_gcno_llvm(reader: &mut Read) -> bool { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/producer.rs:123:31 [INFO] [stderr] | [INFO] [stderr] 123 | fn is_jacoco(reader: &mut Read) -> bool { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/producer.rs:134:29 [INFO] [stderr] | [INFO] [stderr] 134 | fn is_info(reader: &mut Read) -> bool { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/producer.rs:140:45 [INFO] [stderr] | [INFO] [stderr] 140 | fn check_file(file: FilePath, checker: &Fn(&mut Read) -> bool) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Read) -> bool` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/producer.rs:140:53 [INFO] [stderr] | [INFO] [stderr] 140 | fn check_file(file: FilePath, checker: &Fn(&mut Read) -> bool) -> bool { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/output.rs:14:65 [INFO] [stderr] | [INFO] [stderr] 14 | fn get_target_output_writable(output_file: Option<&str>) -> Box { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/output.rs:15:27 [INFO] [stderr] | [INFO] [stderr] 15 | let write_target: Box = match output_file { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/reader.rs:331:56 [INFO] [stderr] | [INFO] [stderr] 331 | fn read_edges(fun: &mut GcovFunction, reader: &mut GcovReader) -> Result { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn GcovReader` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/reader.rs:378:22 [INFO] [stderr] | [INFO] [stderr] 378 | reader: &mut GcovReader, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn GcovReader` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/reader.rs:429:47 [INFO] [stderr] | [INFO] [stderr] 429 | fn read_functions(&mut self, reader: &mut GcovReader) -> Result<(), GcovError> { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn GcovReader` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/reader.rs:529:22 [INFO] [stderr] | [INFO] [stderr] 529 | reader: &mut GcovReader, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn GcovReader` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/reader.rs:641:22 [INFO] [stderr] | [INFO] [stderr] 641 | writer: &mut Write, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/defs.rs:56:30 [INFO] [stderr] | [INFO] [stderr] 56 | pub type CovResultIter = Box>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/producer.rs:23:18 [INFO] [stderr] | [INFO] [stderr] 23 | File(&'a mut Read), [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/producer.rs:117:34 [INFO] [stderr] | [INFO] [stderr] 117 | fn is_gcno_llvm(reader: &mut Read) -> bool { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/producer.rs:123:31 [INFO] [stderr] | [INFO] [stderr] 123 | fn is_jacoco(reader: &mut Read) -> bool { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/producer.rs:134:29 [INFO] [stderr] | [INFO] [stderr] 134 | fn is_info(reader: &mut Read) -> bool { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/producer.rs:140:45 [INFO] [stderr] | [INFO] [stderr] 140 | fn check_file(file: FilePath, checker: &Fn(&mut Read) -> bool) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Read) -> bool` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/producer.rs:140:53 [INFO] [stderr] | [INFO] [stderr] 140 | fn check_file(file: FilePath, checker: &Fn(&mut Read) -> bool) -> bool { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/output.rs:14:65 [INFO] [stderr] | [INFO] [stderr] 14 | fn get_target_output_writable(output_file: Option<&str>) -> Box { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/output.rs:15:27 [INFO] [stderr] | [INFO] [stderr] 15 | let write_target: Box = match output_file { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/reader.rs:331:56 [INFO] [stderr] | [INFO] [stderr] 331 | fn read_edges(fun: &mut GcovFunction, reader: &mut GcovReader) -> Result { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn GcovReader` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/reader.rs:378:22 [INFO] [stderr] | [INFO] [stderr] 378 | reader: &mut GcovReader, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn GcovReader` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/reader.rs:429:47 [INFO] [stderr] | [INFO] [stderr] 429 | fn read_functions(&mut self, reader: &mut GcovReader) -> Result<(), GcovError> { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn GcovReader` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/reader.rs:529:22 [INFO] [stderr] | [INFO] [stderr] 529 | reader: &mut GcovReader, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn GcovReader` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/reader.rs:641:22 [INFO] [stderr] | [INFO] [stderr] 641 | writer: &mut Write, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/main.rs:25:35 [INFO] [stderr] | [INFO] [stderr] 25 | .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:25:35 [INFO] [stderr] | [INFO] [stderr] 25 | .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:25:35 [INFO] [stderr] | [INFO] [stderr] 25 | .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:25:35 [INFO] [stderr] | [INFO] [stderr] 25 | .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 boxed `std::iter::Iterator` trait object that must be used [INFO] [stderr] --> src/path_rewriting.rs:636:9 [INFO] [stderr] | [INFO] [stderr] 636 | / rewrite_paths( [INFO] [stderr] 637 | | result_map, [INFO] [stderr] 638 | | None, [INFO] [stderr] 639 | | Some(PathBuf::from("tests")), [INFO] [stderr] ... | [INFO] [stderr] 643 | | None, [INFO] [stderr] 644 | | ); [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] Finished dev [unoptimized + debuginfo] target(s) in 7.32s [INFO] running `"docker" "inspect" "2b74682367352a1c63d04eb7f10562b300edfe08749b8afc0be308a60d9b0dcc"` [INFO] running `"docker" "rm" "-f" "2b74682367352a1c63d04eb7f10562b300edfe08749b8afc0be308a60d9b0dcc"` [INFO] [stdout] 2b74682367352a1c63d04eb7f10562b300edfe08749b8afc0be308a60d9b0dcc