[INFO] fetching crate mdbook-toc 0.2.2...
[INFO] checking mdbook-toc-0.2.2 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate mdbook-toc 0.2.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate mdbook-toc 0.2.2 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate mdbook-toc 0.2.2
[INFO] finished tweaking crates.io crate mdbook-toc 0.2.2
[INFO] tweaked toml for crates.io crate mdbook-toc 0.2.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate mdbook-toc 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] 7bdaa470fea65dee89f81c2cd8093c8075a0cc18b40ee690038dfaf6fa2eb410
[INFO] running `"docker" "start" "-a" "7bdaa470fea65dee89f81c2cd8093c8075a0cc18b40ee690038dfaf6fa2eb410"`
[INFO] [stderr]    Compiling libc v0.2.59
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]    Compiling regex v1.1.9
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]    Compiling pulldown-cmark v0.5.2
[INFO] [stderr]     Checking sequence_trie v0.3.6
[INFO] [stderr]     Checking opaque-debug v0.2.2
[INFO] [stderr]     Checking open v1.2.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]     Checking regex-syntax v0.6.8
[INFO] [stderr]     Checking walkdir v2.2.8
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]     Checking pest v2.1.1
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking aho-corasick v0.7.4
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]     Checking sha-1 v0.8.1
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking backtrace-sys v0.1.30
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking getrandom v0.1.6
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking filetime v0.2.5
[INFO] [stderr]     Checking backtrace v0.3.32
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking pulldown-cmark-to-cmark v1.2.2
[INFO] [stderr]     Checking inotify v0.6.1
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking rand_chacha v0.2.0
[INFO] [stderr]    Compiling pest_meta v2.1.1
[INFO] [stderr]     Checking error-chain v0.12.1
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking chrono v0.4.7
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking ws v0.8.1
[INFO] [stderr]     Checking notify v4.0.12
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling mime_guess v1.8.7
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]     Checking iron v0.6.0
[INFO] [stderr]     Checking mount v0.4.0
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking toml v0.5.1
[INFO] [stderr]     Checking hashbrown v0.5.0
[INFO] [stderr]     Checking staticfile v0.5.0
[INFO] [stderr]    Compiling darling_core v0.8.6
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]    Compiling html5ever v0.23.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling strum_macros v0.15.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling darling_macro v0.8.6
[INFO] [stderr]     Checking handlebars v2.0.1
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]    Compiling darling v0.8.6
[INFO] [stderr]    Compiling toml-query_derive v0.9.0
[INFO] [stderr]     Checking toml-query v0.9.2
[INFO] [stderr]    Compiling markup5ever v0.8.1
[INFO] [stderr]     Checking elasticlunr-rs v2.3.5
[INFO] [stderr]     Checking ammonia v2.1.2
[INFO] [stderr]     Checking mdbook v0.3.1
[INFO] [stderr]     Checking mdbook-toc v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 02s
[INFO] running `"docker" "inspect" "7bdaa470fea65dee89f81c2cd8093c8075a0cc18b40ee690038dfaf6fa2eb410"`
[INFO] running `"docker" "rm" "-f" "7bdaa470fea65dee89f81c2cd8093c8075a0cc18b40ee690038dfaf6fa2eb410"`
[INFO] [stdout] 7bdaa470fea65dee89f81c2cd8093c8075a0cc18b40ee690038dfaf6fa2eb410