[INFO] fetching crate mdbookshelf 0.1.2...
[INFO] checking mdbookshelf-0.1.2 against master#6250d56355d72264ece721e8d0dc95b16a6824b1 for pr-68350
[INFO] extracting crate mdbookshelf 0.1.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate mdbookshelf 0.1.2 on toolchain 6250d56355d72264ece721e8d0dc95b16a6824b1
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate mdbookshelf 0.1.2
[INFO] finished tweaking crates.io crate mdbookshelf 0.1.2
[INFO] tweaked toml for crates.io crate mdbookshelf 0.1.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate mdbookshelf 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "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" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "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] 5a26cceec5e53a89e21cf10e9c68b7e40d95675a9a2c311c36e0da91cb5d2a53
[INFO] running `"docker" "start" "-a" "5a26cceec5e53a89e21cf10e9c68b7e40d95675a9a2c311c36e0da91cb5d2a53"`
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling pulldown-cmark v0.6.1
[INFO] [stderr]    Compiling pulldown-cmark v0.5.3
[INFO] [stderr]    Compiling libssh2-sys v0.2.13
[INFO] [stderr]    Compiling curl-sys v0.4.24
[INFO] [stderr]     Checking gitignore v1.0.6
[INFO] [stderr]    Compiling libgit2-sys v0.6.19
[INFO] [stderr]     Checking libz-sys v1.0.25
[INFO] [stderr]     Checking inotify v0.6.1
[INFO] [stderr]     Checking color-backtrace v0.1.3
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]     Checking ws v0.9.1
[INFO] [stderr]     Checking notify v4.0.14
[INFO] [stderr]     Checking iron v0.6.1
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]     Checking mount v0.4.0
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking staticfile v0.5.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling html5ever v0.24.1
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking git2 v0.6.11
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking hashbrown v0.5.0
[INFO] [stderr]     Checking toml v0.5.5
[INFO] [stderr]     Checking mustache v0.9.0
[INFO] [stderr]     Checking epub-builder v0.4.4
[INFO] [stderr]     Checking handlebars v2.0.2
[INFO] [stderr]     Checking elasticlunr-rs v2.3.6
[INFO] [stderr]     Checking tera v0.11.20
[INFO] [stderr]     Checking toml-query v0.9.2
[INFO] [stderr]    Compiling markup5ever v0.9.0
[INFO] [stderr]     Checking ammonia v3.0.0
[INFO] [stderr]     Checking mdbook v0.3.5
[INFO] [stderr]     Checking mdbook-epub v0.3.0
[INFO] [stderr]     Checking mdbookshelf v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 36s
[INFO] running `"docker" "inspect" "5a26cceec5e53a89e21cf10e9c68b7e40d95675a9a2c311c36e0da91cb5d2a53"`
[INFO] running `"docker" "rm" "-f" "5a26cceec5e53a89e21cf10e9c68b7e40d95675a9a2c311c36e0da91cb5d2a53"`
[INFO] [stdout] 5a26cceec5e53a89e21cf10e9c68b7e40d95675a9a2c311c36e0da91cb5d2a53