[INFO] cloning repository https://github.com/hobofan/extract-references [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hobofan/extract-references" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhobofan%2Fextract-references", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhobofan%2Fextract-references'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7ebc8d272517e0bc07a043fbb79cf819c1e03f92 [INFO] checking hobofan/extract-references against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhobofan%2Fextract-references" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hobofan/extract-references on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hobofan/extract-references [INFO] finished tweaking git repo https://github.com/hobofan/extract-references [INFO] tweaked toml for git repo https://github.com/hobofan/extract-references written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/hobofan/extract-references already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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] f5c44510cb73004a77e07c8072756a49eb9b62ab4d312b949eb8c6fcb70e7918 [INFO] running `Command { std: "docker" "start" "-a" "f5c44510cb73004a77e07c8072756a49eb9b62ab4d312b949eb8c6fcb70e7918", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f5c44510cb73004a77e07c8072756a49eb9b62ab4d312b949eb8c6fcb70e7918", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5c44510cb73004a77e07c8072756a49eb9b62ab4d312b949eb8c6fcb70e7918", kill_on_drop: false }` [INFO] [stdout] f5c44510cb73004a77e07c8072756a49eb9b62ab4d312b949eb8c6fcb70e7918 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6a5194041389e90ec63bc33c0d3d9fc3f097f5cef571b20036fcca081ddc87c3 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6a5194041389e90ec63bc33c0d3d9fc3f097f5cef571b20036fcca081ddc87c3", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Checking adler32 v1.0.3 [INFO] [stderr] Checking pom v1.1.0 [INFO] [stderr] Compiling num-derive v0.2.4 [INFO] [stderr] Compiling heapsize v0.4.2 [INFO] [stderr] Compiling crc32fast v1.1.2 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking linked-hash-map v0.3.0 [INFO] [stderr] Checking dtoa v0.4.3 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking postscript v0.11.1 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Compiling miniz-sys v0.1.11 [INFO] [stderr] Checking gif v0.10.1 [INFO] [stderr] Checking unicode-normalization v0.1.8 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Checking regex-syntax v0.6.5 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking deflate v0.7.19 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Checking type1-encoding-parser v0.1.0 [INFO] [stderr] Checking adobe-cmap-parser v0.3.3 [INFO] [stderr] Checking flate2 v0.2.20 [INFO] [stderr] Checking flate2 v1.0.6 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking num-integer v0.1.39 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking rayon-core v1.4.1 [INFO] [stderr] Checking euclid v0.15.6 [INFO] [stderr] Checking num-iter v0.1.37 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking png v0.12.0 [INFO] [stderr] Checking chrono v0.3.0 [INFO] [stderr] Checking lopdf v0.19.0 [INFO] [stderr] Checking regex v1.1.0 [INFO] [stderr] Checking jpeg-decoder v0.1.15 [INFO] [stderr] Checking image v0.19.0 [INFO] [stderr] Checking lopdf v0.15.3 [INFO] [stderr] Checking pdf-extract v0.4.6 [INFO] [stderr] Checking extract-references v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `reference_item_pattern` [INFO] [stdout] --> src/raw_text.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn reference_item_pattern(&self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `references` [INFO] [stdout] --> src/raw_text.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn references(&self) -> Option> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 53.53s [INFO] running `Command { std: "docker" "inspect" "6a5194041389e90ec63bc33c0d3d9fc3f097f5cef571b20036fcca081ddc87c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a5194041389e90ec63bc33c0d3d9fc3f097f5cef571b20036fcca081ddc87c3", kill_on_drop: false }` [INFO] [stdout] 6a5194041389e90ec63bc33c0d3d9fc3f097f5cef571b20036fcca081ddc87c3