[INFO] updating cached repository https://github.com/Michael-F-Bryan/mdbook-linkcheck
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/Michael-F-Bryan/mdbook-linkcheck
[INFO] [stderr]  - [deleted]           (none)     -> linkcheck-crate
[INFO] [stderr]  * [new branch]        absolute-link-warning -> absolute-link-warning
[INFO] [stderr]    619e7732..7b7f3208  master                -> master
[INFO] [stderr]  * [new tag]           v0.6.0                -> v0.6.0
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7b7f32088c42a24627f90dae0f40ba1d02e0c080
[INFO] checking Michael-F-Bryan/mdbook-linkcheck against master#783139bd8fc3b94fac9a1bf81bba2c506e8221b6 for pr-72644
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichael-F-Bryan%2Fmdbook-linkcheck" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Michael-F-Bryan/mdbook-linkcheck 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/Michael-F-Bryan/mdbook-linkcheck
[INFO] finished tweaking git repo https://github.com/Michael-F-Bryan/mdbook-linkcheck
[INFO] tweaked toml for git repo https://github.com/Michael-F-Bryan/mdbook-linkcheck written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/Michael-F-Bryan/mdbook-linkcheck 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] ca0ecc875f7137338ab3ce6b796e9ded8a36eba41987dc89af0c9c6f523d3cea
[INFO] running `"docker" "start" "-a" "ca0ecc875f7137338ab3ce6b796e9ded8a36eba41987dc89af0c9c6f523d3cea"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.27
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]     Checking pin-project-lite v0.1.5
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling pulldown-cmark v0.7.1
[INFO] [stderr]    Compiling pulldown-cmark v0.6.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking is-match v0.1.0
[INFO] [stderr]     Checking dunce v1.0.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling openssl-src v111.9.0+1.1.1g
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking semver v0.10.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking encoding_rs v0.8.23
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling openssl-sys v0.9.57
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking linkify v0.4.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking addr2line v0.12.1
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]    Compiling darling_core v0.8.6
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling pin-project-internal v0.4.17
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling darling_macro v0.8.6
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling darling v0.8.6
[INFO] [stderr]    Compiling toml-query_derive v0.9.2
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking pin-project v0.4.17
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking structopt v0.3.14
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking hyper v0.13.5
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking codespan-reporting v0.9.4
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking codespan v0.9.4
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking toml-query v0.9.2
[INFO] [stderr]     Checking handlebars v3.0.1
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking reqwest v0.10.4
[INFO] [stderr]     Checking mdbook v0.3.7
[INFO] [stderr]     Checking linkcheck v0.2.2
[INFO] [stderr]     Checking mdbook-linkcheck v0.6.1-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5m 16s
[INFO] running `"docker" "inspect" "ca0ecc875f7137338ab3ce6b796e9ded8a36eba41987dc89af0c9c6f523d3cea"`
[INFO] running `"docker" "rm" "-f" "ca0ecc875f7137338ab3ce6b796e9ded8a36eba41987dc89af0c9c6f523d3cea"`
[INFO] [stdout] ca0ecc875f7137338ab3ce6b796e9ded8a36eba41987dc89af0c9c6f523d3cea