[INFO] updating cached repository smolkov/mdbook-mosta
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/smolkov/mdbook-mosta
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/smolkov/mdbook-mosta" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/smolkov/mdbook-mosta"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/smolkov/mdbook-mosta'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/smolkov/mdbook-mosta" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/smolkov/mdbook-mosta"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/smolkov/mdbook-mosta'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 835abf41d73b57f4f33e216b61cc7e0ec8705bf3
[INFO] sha for GitHub repo smolkov/mdbook-mosta: 835abf41d73b57f4f33e216b61cc7e0ec8705bf3
[INFO] validating manifest of smolkov/mdbook-mosta on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of smolkov/mdbook-mosta on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing smolkov/mdbook-mosta
[INFO] finished frobbing smolkov/mdbook-mosta
[INFO] frobbed toml for smolkov/mdbook-mosta written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/smolkov/mdbook-mosta/Cargo.toml
[INFO] started frobbing smolkov/mdbook-mosta
[INFO] finished frobbing smolkov/mdbook-mosta
[INFO] frobbed toml for smolkov/mdbook-mosta written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/smolkov/mdbook-mosta/Cargo.toml
[INFO] crate smolkov/mdbook-mosta already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking smolkov/mdbook-mosta against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-5/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/smolkov/mdbook-mosta:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e6d02fd1833dc0cfce5625a82da9435939820b19b1428bbac59684c510e92de3
[INFO] running `"docker" "start" "-a" "e6d02fd1833dc0cfce5625a82da9435939820b19b1428bbac59684c510e92de3"`
[INFO] [stderr]     Checking lazycell v1.1.0
[INFO] [stderr]     Checking strum v0.9.0
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]     Checking tokio-executor v0.1.4
[INFO] [stderr]     Checking tempfile v3.0.4
[INFO] [stderr]    Compiling serde_json v1.0.27
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking tokio-io v0.1.8
[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stderr]     Checking pulldown-cmark-to-cmark v1.1.0
[INFO] [stderr]    Compiling syn v0.15.4
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking hyper v0.10.13
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]     Checking phf v0.7.23
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]    Compiling string_cache_codegen v0.4.1
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]     Checking ws v0.7.8
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking tokio-reactor v0.1.5
[INFO] [stderr]    Compiling mime_guess v1.8.6
[INFO] [stderr]     Checking regex v1.0.5
[INFO] [stderr]     Checking inotify v0.6.1
[INFO] [stderr]     Checking notify v4.0.6
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling strum_macros v0.9.1
[INFO] [stderr]     Checking handlebars v1.0.3
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking toml-query v0.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]     Checking iron v0.6.0
[INFO] [stderr]     Checking mount v0.4.0
[INFO] [stderr]     Checking staticfile v0.5.0
[INFO] [stderr]    Compiling markup5ever v0.7.2
[INFO] [stderr]     Checking elasticlunr-rs v2.3.3
[INFO] [stderr]     Checking html5ever v0.22.3
[INFO] [stderr]     Checking ammonia v1.2.0
[INFO] [stderr]     Checking mdbook v0.2.2-alpha.0 (https://github.com/badboy/mdBook?branch=fix-section-numbering#e6f0ef64)
[INFO] [stderr]     Checking mdbook-toc v0.1.0 (https://github.com/badboy/mdbook-toc#8c2a8c2d)
[INFO] [stderr]     Checking mdbook-mermaid v0.1.0 (https://github.com/badboy/mdbook-mermaid#3cea2671)
[INFO] [stderr]     Checking mdocs v0.4.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 28s
[INFO] running `"docker" "inspect" "e6d02fd1833dc0cfce5625a82da9435939820b19b1428bbac59684c510e92de3"`
[INFO] running `"docker" "rm" "-f" "e6d02fd1833dc0cfce5625a82da9435939820b19b1428bbac59684c510e92de3"`
[INFO] [stdout] e6d02fd1833dc0cfce5625a82da9435939820b19b1428bbac59684c510e92de3