[INFO] cloning repository https://github.com/startewho/texttoepub [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/startewho/texttoepub" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstartewho%2Ftexttoepub"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstartewho%2Ftexttoepub'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 623ea6dc59945334425919497a1b37fd7ff4823c [INFO] checking startewho/texttoepub against master#783139bd8fc3b94fac9a1bf81bba2c506e8221b6 for pr-72644 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstartewho%2Ftexttoepub" "/workspace/builds/worker-3/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/startewho/texttoepub on toolchain 783139bd8fc3b94fac9a1bf81bba2c506e8221b6 [INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/startewho/texttoepub [INFO] finished tweaking git repo https://github.com/startewho/texttoepub [INFO] tweaked toml for git repo https://github.com/startewho/texttoepub written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/startewho/texttoepub already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "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] 7049aa9bf2a21211f4f76e7bd3bac770c9dd30389230bbda8b04152dd0aa4d49 [INFO] running `"docker" "start" "-a" "7049aa9bf2a21211f4f76e7bd3bac770c9dd30389230bbda8b04152dd0aa4d49"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Compiling cc v1.0.49 [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling rustversion v1.0.2 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Compiling encoding_rs v0.8.22 [INFO] [stderr] Checking podio v0.1.6 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Compiling error-chain v0.12.1 [INFO] [stderr] Checking miniz_oxide v0.3.5 [INFO] [stderr] Checking num_cpus v1.12.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking flate2 v1.0.13 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling bzip2-sys v0.1.7 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking rayon-core v1.7.0 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Checking backtrace v0.3.40 [INFO] [stderr] Checking bzip2 v0.3.3 [INFO] [stderr] Checking zip v0.5.4 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Checking mustache v0.9.0 [INFO] [stderr] Checking epub-builder v0.4.4 [INFO] [stderr] Compiling proc-macro-error v0.4.9 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.9 [INFO] [stderr] Compiling structopt-derive v0.4.2 [INFO] [stderr] Checking structopt v0.3.9 [INFO] [stderr] Checking texttoepub v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `epub_builder::ReferenceType` [INFO] [stderr] --> src/epub.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use epub_builder::ReferenceType; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `epub_builder::ReferenceType` [INFO] [stderr] --> src/epub.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use epub_builder::ReferenceType; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 43.31s [INFO] running `"docker" "inspect" "7049aa9bf2a21211f4f76e7bd3bac770c9dd30389230bbda8b04152dd0aa4d49"` [INFO] running `"docker" "rm" "-f" "7049aa9bf2a21211f4f76e7bd3bac770c9dd30389230bbda8b04152dd0aa4d49"` [INFO] [stdout] 7049aa9bf2a21211f4f76e7bd3bac770c9dd30389230bbda8b04152dd0aa4d49