[INFO] cloning repository https://github.com/mozilla/grcov [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mozilla/grcov" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmozilla%2Fgrcov", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmozilla%2Fgrcov'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cf5c0a73c2aad90ff23b16ef28072d407144e1f3 [INFO] checking mozilla/grcov against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmozilla%2Fgrcov" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mozilla/grcov on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-10/source/.cargo/config [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 /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/mozilla/grcov already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 43ded7691557a59a7b027c1cc5f46ac90b983cc72849fb89037c20daffffa30a [INFO] running `Command { std: "docker" "start" "-a" "43ded7691557a59a7b027c1cc5f46ac90b983cc72849fb89037c20daffffa30a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "43ded7691557a59a7b027c1cc5f46ac90b983cc72849fb89037c20daffffa30a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43ded7691557a59a7b027c1cc5f46ac90b983cc72849fb89037c20daffffa30a", kill_on_drop: false }` [INFO] [stdout] 43ded7691557a59a7b027c1cc5f46ac90b983cc72849fb89037c20daffffa30a [INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] eb2978728b4cf0f069833c309206ce97bc1d7b622d9a8b866ebd6a2ad6c0f49b [INFO] running `Command { std: "docker" "start" "-a" "eb2978728b4cf0f069833c309206ce97bc1d7b622d9a8b866ebd6a2ad6c0f49b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling cc v1.0.66 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Checking semver-parser v0.7.0 [INFO] [stderr] Checking unic-common v0.9.0 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Checking unic-char-range v0.9.0 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Compiling anyhow v1.0.38 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking deunicode v0.4.3 [INFO] [stderr] Compiling symbolic-demangle v8.0.3 [INFO] [stderr] Checking humansize v1.1.0 [INFO] [stderr] 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Checking md-5 v0.9.1 [INFO] [stderr] Compiling cpp_demangle v0.3.2 [INFO] [stderr] Checking unic-segment v0.9.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.1 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking crossbeam-queue v0.3.1 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Compiling libz-sys v1.1.2 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Checking getrandom v0.2.2 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking backtrace v0.3.56 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking crossbeam v0.8.0 [INFO] [stderr] Checking rand_core v0.6.1 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking flate2 v1.0.14 [INFO] [stderr] Checking globset v0.4.6 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking semver-parser v0.10.2 [INFO] [stderr] Checking debugid v0.7.2 [INFO] [stderr] Checking rand v0.8.2 [INFO] [stderr] Checking ignore v0.4.17 [INFO] [stderr] Checking symbolic-common v8.0.3 [INFO] [stderr] Compiling parse-zoneinfo v0.3.0 [INFO] [stderr] Checking semver v0.11.0 [INFO] [stderr] Checking globwalk v0.8.1 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Compiling chrono-tz v0.5.3 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling serde_derive v1.0.123 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling thiserror-impl v1.0.23 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking rustc-cfg v0.4.0 [INFO] [stderr] Checking thiserror v1.0.23 [INFO] [stderr] Checking zip v0.5.9 [INFO] [stderr] Checking serde v1.0.123 [INFO] [stderr] Checking serde_json v1.0.62 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking semver v0.10.0 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking cargo_metadata v0.11.4 [INFO] [stderr] Checking simplelog v0.9.0 [INFO] [stderr] Checking cargo-binutils v0.3.3 [INFO] [stderr] Checking tera v1.6.1 [INFO] [stderr] Checking grcov v0.7.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `cwd` [INFO] [stdout] --> src/reader.rs:80:5 [INFO] [stdout] | [INFO] [stdout] 80 | cwd: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> benches/reader.rs:13:40 [INFO] [stdout] | [INFO] [stdout] 13 | let file = GcovReaderBuf::from("test/llvm/reader.gcno"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ expected struct `GcovReaderBuf`, found `&str` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `GcovReaderBuf<_>` [INFO] [stdout] found reference `&'static str` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0624]: associated function `read` is private [INFO] [stdout] --> benches/reader.rs:14:24 [INFO] [stdout] | [INFO] [stdout] 14 | black_box(gcno.read(file).unwrap()); [INFO] [stdout] | ^^^^ private associated function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0624]: associated function `read` is private [INFO] [stdout] --> benches/reader.rs:21:10 [INFO] [stdout] | [INFO] [stdout] 21 | gcno.read(GcovReaderBuf::from("test/llvm/reader.gcno")) [INFO] [stdout] | ^^^^ private associated function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> benches/reader.rs:21:35 [INFO] [stdout] | [INFO] [stdout] 21 | gcno.read(GcovReaderBuf::from("test/llvm/reader.gcno")) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ expected struct `GcovReaderBuf`, found `&str` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `GcovReaderBuf<_>` [INFO] [stdout] found reference `&'static str` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `cwd` [INFO] [stdout] --> src/reader.rs:80:5 [INFO] [stdout] | [INFO] [stdout] 80 | cwd: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/producer.rs:1562:28 [INFO] [stdout] | [INFO] [stdout] 1562 | assert!(false, format!("Failed to read the file: {}", json_path)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> benches/reader.rs:25:40 [INFO] [stdout] | [INFO] [stdout] 25 | let file = GcovReaderBuf::from("test/llvm/reader.gcda"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ expected struct `GcovReaderBuf`, found `&str` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `GcovReaderBuf<_>` [INFO] [stdout] found reference `&'static str` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0624]: associated function `read` is private [INFO] [stdout] --> benches/reader.rs:33:10 [INFO] [stdout] | [INFO] [stdout] 33 | gcno.read(GcovReaderBuf::from("test/llvm/reader.gcno")) [INFO] [stdout] | ^^^^ private associated function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> benches/reader.rs:33:35 [INFO] [stdout] | [INFO] [stdout] 33 | gcno.read(GcovReaderBuf::from("test/llvm/reader.gcno")) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ expected struct `GcovReaderBuf`, found `&str` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `GcovReaderBuf<_>` [INFO] [stdout] found reference `&'static str` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0624]: associated function `read` is private [INFO] [stdout] --> benches/reader.rs:51:10 [INFO] [stdout] | [INFO] [stdout] 51 | gcno.read(GcovReaderBuf::from("test/llvm/reader.gcno")) [INFO] [stdout] | ^^^^ private associated function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> benches/reader.rs:51:35 [INFO] [stdout] | [INFO] [stdout] 51 | gcno.read(GcovReaderBuf::from("test/llvm/reader.gcno")) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ expected struct `GcovReaderBuf`, found `&str` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `GcovReaderBuf<_>` [INFO] [stdout] found reference `&'static str` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> benches/reader.rs:53:40 [INFO] [stdout] | [INFO] [stdout] 53 | gcno.read_gcda(GcovReaderBuf::from("test/llvm/reader.gcda")) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ expected struct `GcovReaderBuf`, found `&str` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `GcovReaderBuf<_>` [INFO] [stdout] found reference `&'static str` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0624]: associated function `read` is private [INFO] [stdout] --> benches/reader.rs:71:10 [INFO] [stdout] | [INFO] [stdout] 71 | gcno.read(GcovReaderBuf::from("test/llvm/file.gcno")) [INFO] [stdout] | ^^^^ private associated function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> benches/reader.rs:71:35 [INFO] [stdout] | [INFO] [stdout] 71 | gcno.read(GcovReaderBuf::from("test/llvm/file.gcno")) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ expected struct `GcovReaderBuf`, found `&str` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `GcovReaderBuf<_>` [INFO] [stdout] found reference `&'static str` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> benches/reader.rs:73:40 [INFO] [stdout] | [INFO] [stdout] 73 | gcno.read_gcda(GcovReaderBuf::from("test/llvm/file.gcda")) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ expected struct `GcovReaderBuf`, found `&str` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `GcovReaderBuf<_>` [INFO] [stdout] found reference `&'static str` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0624]: associated function `read` is private [INFO] [stdout] --> benches/reader.rs:81:10 [INFO] [stdout] | [INFO] [stdout] 81 | gcno.read(GcovReaderBuf::from("test/llvm/file_branch.gcno")) [INFO] [stdout] | ^^^^ private associated function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> benches/reader.rs:81:35 [INFO] [stdout] | [INFO] [stdout] 81 | gcno.read(GcovReaderBuf::from("test/llvm/file_branch.gcno")) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `GcovReaderBuf`, found `&str` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `GcovReaderBuf<_>` [INFO] [stdout] found reference `&'static str` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> benches/reader.rs:83:40 [INFO] [stdout] | [INFO] [stdout] 83 | gcno.read_gcda(GcovReaderBuf::from("test/llvm/file_branch.gcda")) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `GcovReaderBuf`, found `&str` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `GcovReaderBuf<_>` [INFO] [stdout] found reference `&'static str` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 16 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0308, E0624. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `grcov` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "eb2978728b4cf0f069833c309206ce97bc1d7b622d9a8b866ebd6a2ad6c0f49b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eb2978728b4cf0f069833c309206ce97bc1d7b622d9a8b866ebd6a2ad6c0f49b", kill_on_drop: false }` [INFO] [stdout] eb2978728b4cf0f069833c309206ce97bc1d7b622d9a8b866ebd6a2ad6c0f49b