[INFO] fetching crate mdxbook 0.4.21-1...
[INFO] testing mdxbook-0.4.21-1 against try#613d1972a772987ed4ee06faccbab0e2fc839871+rustflags=-Copt-level=3 for pr-107051
[INFO] extracting crate mdxbook 0.4.21-1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate mdxbook 0.4.21-1 on toolchain 613d1972a772987ed4ee06faccbab0e2fc839871
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mdxbook 0.4.21-1
[INFO] finished tweaking crates.io crate mdxbook 0.4.21-1
[INFO] tweaked toml for crates.io crate mdxbook 0.4.21-1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate mdxbook 0.4.21-1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 997d7d6c2d801af7427c7259606051a44ffff765a26a4b823951b59cb8016f94
[INFO] running `Command { std: "docker" "start" "-a" "997d7d6c2d801af7427c7259606051a44ffff765a26a4b823951b59cb8016f94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "997d7d6c2d801af7427c7259606051a44ffff765a26a4b823951b59cb8016f94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "997d7d6c2d801af7427c7259606051a44ffff765a26a4b823951b59cb8016f94", kill_on_drop: false }`
[INFO] [stdout] 997d7d6c2d801af7427c7259606051a44ffff765a26a4b823951b59cb8016f94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 425035d5bb7822b0ef773140aa91f42a4ce028414a7d908bf7525837b1546219
[INFO] running `Command { std: "docker" "start" "-a" "425035d5bb7822b0ef773140aa91f42a4ce028414a7d908bf7525837b1546219", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.129
[INFO] [stderr]    Compiling serde v1.0.129
[INFO] [stderr]    Compiling siphasher v0.3.6
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling futures-core v0.3.23
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling tinyvec v1.3.1
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling futures-sink v0.3.23
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.6
[INFO] [stderr]    Compiling tendril v0.4.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling tokio v1.10.0
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling cpufeatures v0.1.5
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling sha-1 v0.9.7
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling tracing-core v0.1.19
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling futures-channel v0.3.23
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling os_str_bytes v6.3.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling http-body v0.4.3
[INFO] [stderr]    Compiling headers-core v0.2.0
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling socket2 v0.4.1
[INFO] [stderr]    Compiling httpdate v1.0.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling pulldown-cmark v0.9.1
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling once_cell v1.13.1
[INFO] [stderr]    Compiling clap v3.2.17
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling inotify v0.7.1
[INFO] [stderr]    Compiling headers v0.3.4
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling gitignore v1.0.7
[INFO] [stderr]    Compiling notify v4.0.17
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling opener v0.5.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling clap_complete v3.2.4
[INFO] [stderr]    Compiling shlex v1.0.0
[INFO] [stderr]    Compiling topological-sort v0.2.2
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling thiserror v1.0.32
[INFO] [stderr]    Compiling tungstenite v0.14.0
[INFO] [stderr]    Compiling pin-project v1.0.8
[INFO] [stderr]    Compiling tokio-util v0.6.7
[INFO] [stderr]    Compiling tokio-stream v0.1.7
[INFO] [stderr]    Compiling tokio-tungstenite v0.15.0
[INFO] [stderr]    Compiling h2 v0.3.4
[INFO] [stderr]    Compiling string_cache v0.8.1
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling hyper v0.14.11
[INFO] [stderr]    Compiling elasticlunr-rs v3.0.1
[INFO] [stderr]    Compiling handlebars v4.1.2
[INFO] [stderr]    Compiling xml5ever v0.16.1
[INFO] [stderr]    Compiling markup5ever_rcdom v0.1.0
[INFO] [stderr]    Compiling ammonia v3.1.2
[INFO] [stderr]    Compiling warp v0.3.2
[INFO] [stderr]    Compiling mdxbook v0.4.21-1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5m 54s
[INFO] running `Command { std: "docker" "inspect" "425035d5bb7822b0ef773140aa91f42a4ce028414a7d908bf7525837b1546219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "425035d5bb7822b0ef773140aa91f42a4ce028414a7d908bf7525837b1546219", kill_on_drop: false }`
[INFO] [stdout] 425035d5bb7822b0ef773140aa91f42a4ce028414a7d908bf7525837b1546219
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e09f94076fc1661f9512865b153f9d0e15e910f50b68b99867ed3f7cb491bcb0
[INFO] running `Command { std: "docker" "start" "-a" "e09f94076fc1661f9512865b153f9d0e15e910f50b68b99867ed3f7cb491bcb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling predicates-core v1.0.2
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling treeline v0.1.0
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling predicates-tree v1.0.2
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling pretty_assertions v1.2.1
[INFO] [stderr]    Compiling select v0.5.0
[INFO] [stderr]    Compiling predicates v2.0.1
[INFO] [stderr]    Compiling assert_cmd v2.0.4
[INFO] [stderr]    Compiling mdxbook v0.4.21-1 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `mdxbook`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name mdxbook --edition=2021 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="ammonia"' --cfg 'feature="default"' --cfg 'feature="elasticlunr-rs"' --cfg 'feature="futures-util"' --cfg 'feature="gitignore"' --cfg 'feature="notify"' --cfg 'feature="search"' --cfg 'feature="serve"' --cfg 'feature="tokio"' --cfg 'feature="warp"' --cfg 'feature="watch"' -C metadata=5e817b8098bd7886 -C extra-filename=-5e817b8098bd7886 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ammonia=/opt/rustwide/target/debug/deps/libammonia-6725086f79d830e9.rlib --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-5031d767f2f0e826.rlib --extern assert_cmd=/opt/rustwide/target/debug/deps/libassert_cmd-8b0bd71932ddace6.rlib --extern chrono=/opt/rustwide/target/debug/deps/libchrono-a4f0180cbcd77bbe.rlib --extern clap=/opt/rustwide/target/debug/deps/libclap-19013fb9e9964901.rlib --extern clap_complete=/opt/rustwide/target/debug/deps/libclap_complete-a2574d26a0a9af47.rlib --extern elasticlunr=/opt/rustwide/target/debug/deps/libelasticlunr-9a54f94b8b20cdb1.rlib --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-e6f4bf1defccc80b.rlib --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-aac34b39f00a769a.rlib --extern gitignore=/opt/rustwide/target/debug/deps/libgitignore-6ab4ca396b6483e7.rlib --extern handlebars=/opt/rustwide/target/debug/deps/libhandlebars-c02e83ca85bbca7d.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-b33cd6b8ee13db74.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-41607b4997ff699e.rlib --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-e6bbee201eb478c9.rlib --extern notify=/opt/rustwide/target/debug/deps/libnotify-4e6098097a2ad208.rlib --extern opener=/opt/rustwide/target/debug/deps/libopener-caa0166ccfdbe178.rlib --extern predicates=/opt/rustwide/target/debug/deps/libpredicates-64fcabaf66db5a31.rlib --extern pretty_assertions=/opt/rustwide/target/debug/deps/libpretty_assertions-2d5a247a332e76c1.rlib --extern pulldown_cmark=/opt/rustwide/target/debug/deps/libpulldown_cmark-03de1d55c82d0617.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-a510ad0a266b2b0f.rlib --extern select=/opt/rustwide/target/debug/deps/libselect-f67444c94d1d2fb9.rlib --extern semver=/opt/rustwide/target/debug/deps/libsemver-5f2660b957859ec1.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-4491e4d6e470ff21.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-7e8d26837d4efcdf.rlib --extern shlex=/opt/rustwide/target/debug/deps/libshlex-e4f04246e776ba53.rlib --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-771aa6f4aca2796d.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-a7667b8664b7d009.rlib --extern toml=/opt/rustwide/target/debug/deps/libtoml-9e546cdad26d2c07.rlib --extern topological_sort=/opt/rustwide/target/debug/deps/libtopological_sort-eaca4687bb13bd7b.rlib --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-85c3caa7668e091f.rlib --extern warp=/opt/rustwide/target/debug/deps/libwarp-ea0a9a70d8db0a4f.rlib --cap-lints=forbid -Copt-level=3` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e09f94076fc1661f9512865b153f9d0e15e910f50b68b99867ed3f7cb491bcb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e09f94076fc1661f9512865b153f9d0e15e910f50b68b99867ed3f7cb491bcb0", kill_on_drop: false }`
[INFO] [stdout] e09f94076fc1661f9512865b153f9d0e15e910f50b68b99867ed3f7cb491bcb0