[INFO] crate grcov 0.5.13 is already in cache [INFO] checking grcov-0.5.13 against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665 [INFO] extracting crate grcov 0.5.13 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate grcov 0.5.13 on toolchain d7b51666469c792a8a3f40849607739bae1e705e [INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate grcov 0.5.13 [INFO] finished tweaking crates.io crate grcov 0.5.13 [INFO] tweaked toml for crates.io crate grcov 0.5.13 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate crates.io crate grcov 0.5.13 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+d7b51666469c792a8a3f40849607739bae1e705e" "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] 5986924eea66b14cd95863631a97976b33d409960f6a3d9cb33cf526f74863e2 [INFO] running `"docker" "start" "-a" "5986924eea66b14cd95863631a97976b33d409960f6a3d9cb33cf526f74863e2"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling getrandom v0.1.11 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking podio v0.1.6 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking same-file v1.0.5 [INFO] [stderr] Checking smallvec v1.2.0 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking fomat-macros v0.3.1 [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Checking block-padding v0.1.4 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking log v0.4.10 [INFO] [stderr] Checking byteorder v1.3.2 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking arrayvec v0.4.11 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking dirs-sys v0.3.4 [INFO] [stderr] Checking num_cpus v1.12.0 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking bstr v0.2.8 [INFO] [stderr] Checking quick-xml v0.18.1 [INFO] [stderr] Checking msdos_time v0.1.6 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking term v0.6.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking flate2 v1.0.11 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Checking rand v0.7.0 [INFO] [stderr] Checking crossbeam-channel v0.4.0 [INFO] [stderr] Checking crossbeam-queue v0.2.0 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking zip v0.4.2 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking md-5 v0.8.0 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Checking chrono v0.4.11 [INFO] [stderr] Checking regex v1.3.5 [INFO] [stderr] Checking simplelog v0.7.4 [INFO] [stderr] Checking globset v0.4.5 [INFO] [stderr] Checking serde_json v1.0.48 [INFO] [stderr] Checking grcov v0.5.13 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/path_rewriting.rs:103:13 [INFO] [stderr] | [INFO] [stderr] 103 | mem::replace(cache, Some(ancestor.to_path_buf())); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/main.rs:37:35 [INFO] [stderr] | [INFO] [stderr] 37 | .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 (in Nightly builds, run with -Z 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:37:35 [INFO] [stderr] | [INFO] [stderr] 37 | .author(crate_authors!("\n")) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z 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:37:35 [INFO] [stderr] | [INFO] [stderr] 37 | .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 (in Nightly builds, run with -Z 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:37:35 [INFO] [stderr] | [INFO] [stderr] 37 | .author(crate_authors!("\n")) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/path_rewriting.rs:103:13 [INFO] [stderr] | [INFO] [stderr] 103 | mem::replace(cache, Some(ancestor.to_path_buf())); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: unused boxed `std::iter::Iterator` trait object that must be used [INFO] [stderr] --> src/path_rewriting.rs:676:9 [INFO] [stderr] | [INFO] [stderr] 676 | / rewrite_paths( [INFO] [stderr] 677 | | result_map, [INFO] [stderr] 678 | | None, [INFO] [stderr] 679 | | Some(PathBuf::from("tests")), [INFO] [stderr] ... | [INFO] [stderr] 683 | | None, [INFO] [stderr] 684 | | ); [INFO] [stderr] | |__________^ [INFO] [stderr] | [INFO] [stderr] = note: iterators are lazy and do nothing unless consumed [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 49.97s [INFO] running `"docker" "inspect" "5986924eea66b14cd95863631a97976b33d409960f6a3d9cb33cf526f74863e2"` [INFO] running `"docker" "rm" "-f" "5986924eea66b14cd95863631a97976b33d409960f6a3d9cb33cf526f74863e2"` [INFO] [stdout] 5986924eea66b14cd95863631a97976b33d409960f6a3d9cb33cf526f74863e2