[INFO] fetching crate mdn 0.1.3...
[INFO] building mdn-0.1.3 against master#461e8078010433ff7de2db2aaae8a3cfb0847215 for pr-94962
[INFO] extracting crate mdn 0.1.3 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate mdn 0.1.3 on toolchain 461e8078010433ff7de2db2aaae8a3cfb0847215
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mdn 0.1.3
[INFO] finished tweaking crates.io crate mdn 0.1.3
[INFO] tweaked toml for crates.io crate mdn 0.1.3 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate mdn 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded data-encoding v2.3.0
[INFO] [stderr]   Downloaded ego-tree v0.6.2
[INFO] [stderr]   Downloaded onig v6.1.0
[INFO] [stderr]   Downloaded plist v1.0.0
[INFO] [stderr]   Downloaded syntect v4.4.0
[INFO] [stderr]   Downloaded termios v0.3.2
[INFO] [stderr]   Downloaded string_cache v0.8.0
[INFO] [stderr]   Downloaded serde_yaml v0.8.13
[INFO] [stderr]   Downloaded polyval v0.4.1
[INFO] [stderr]   Downloaded ghash v0.3.0
[INFO] [stderr]   Downloaded tendril v0.4.1
[INFO] [stderr]   Downloaded block-cipher v0.7.1
[INFO] [stderr]   Downloaded phf_macros v0.8.0
[INFO] [stderr]   Downloaded async-attributes v1.1.1
[INFO] [stderr]   Downloaded ansi_colours v1.0.1
[INFO] [stderr]   Downloaded semver-parser v0.10.0
[INFO] [stderr]   Downloaded async-global-executor v1.3.0
[INFO] [stderr]   Downloaded cssparser v0.27.2
[INFO] [stderr]   Downloaded dtoa-short v0.3.2
[INFO] [stderr]   Downloaded cssparser-macros v0.6.0
[INFO] [stderr]   Downloaded polling v2.0.1
[INFO] [stderr]   Downloaded sha2 v0.9.1
[INFO] [stderr]   Downloaded content_inspector v0.2.4
[INFO] [stderr]   Downloaded console v0.12.0
[INFO] [stderr]   Downloaded flate2 v1.0.18
[INFO] [stderr]   Downloaded standback v0.2.11
[INFO] [stderr]   Downloaded smallvec v1.4.2
[INFO] [stderr]   Downloaded pin-project v0.4.26
[INFO] [stderr]   Downloaded cookie v0.14.2
[INFO] [stderr]   Downloaded async-io v1.1.10
[INFO] [stderr]   Downloaded selectors v0.22.0
[INFO] [stderr]   Downloaded aesni v0.7.0
[INFO] [stderr]   Downloaded servo_arc v0.1.1
[INFO] [stderr]   Downloaded thin-slice v0.1.1
[INFO] [stderr]   Downloaded wepoll-sys v3.0.0
[INFO] [stderr]   Downloaded wild v2.0.4
[INFO] [stderr]   Downloaded aes-gcm v0.6.0
[INFO] [stderr]   Downloaded async-std v1.6.5
[INFO] [stderr]   Downloaded derive_more v0.99.11
[INFO] [stderr]   Downloaded terminal_size v0.1.13
[INFO] [stderr]   Downloaded pin-project-internal v0.4.26
[INFO] [stderr]   Downloaded instant v0.1.7
[INFO] [stderr]   Downloaded async-trait v0.1.41
[INFO] [stderr]   Downloaded std_prelude v0.2.12
[INFO] [stderr]   Downloaded html2text v0.2.1
[INFO] [stderr]   Downloaded universal-hash v0.4.0
[INFO] [stderr]   Downloaded aes v0.4.0
[INFO] [stderr]   Downloaded syn v1.0.43
[INFO] [stderr]   Downloaded onig_sys v69.5.1
[INFO] [stderr]   Downloaded curl v0.4.33
[INFO] [stderr]   Downloaded time v0.2.22
[INFO] [stderr]   Downloaded serde_json v1.0.58
[INFO] [stderr]   Downloaded serde_qs v0.7.0
[INFO] [stderr]   Downloaded sluice v0.5.2
[INFO] [stderr]   Downloaded git2 v0.13.11
[INFO] [stderr]   Downloaded aes-soft v0.4.0
[INFO] [stderr]   Downloaded http-client v6.1.0
[INFO] [stderr]   Downloaded surf v2.0.0
[INFO] [stderr]   Downloaded hkdf v0.9.0
[INFO] [stderr]   Downloaded http-types v2.5.0
[INFO] [stderr]   Downloaded scraper v0.12.0
[INFO] [stderr]   Downloaded libgit2-sys v0.12.13+1.0.1
[INFO] [stderr]   Downloaded const_fn v0.4.2
[INFO] [stderr]   Downloaded libnghttp2-sys v0.1.4+1.41.0
[INFO] [stderr]   Downloaded path_abs v0.5.0
[INFO] [stderr]   Downloaded curl-sys v0.4.36+curl-7.71.1
[INFO] [stderr]   Downloaded bat v0.16.0
[INFO] [stderr]   Downloaded futures-lite v1.11.0
[INFO] [stderr]   Downloaded isahc v0.9.10
[INFO] running `Command { std: "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" "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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2914b5b0d8fb2c39b15b369e1cd892eb1d36dc81d88bd69d1d2ca2d7489dcdfc
[INFO] running `Command { std: "docker" "start" "-a" "2914b5b0d8fb2c39b15b369e1cd892eb1d36dc81d88bd69d1d2ca2d7489dcdfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2914b5b0d8fb2c39b15b369e1cd892eb1d36dc81d88bd69d1d2ca2d7489dcdfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2914b5b0d8fb2c39b15b369e1cd892eb1d36dc81d88bd69d1d2ca2d7489dcdfc", kill_on_drop: false }`
[INFO] [stdout] 2914b5b0d8fb2c39b15b369e1cd892eb1d36dc81d88bd69d1d2ca2d7489dcdfc
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf27f32e6ff3af2e7cde832658c586319e8085dd5f606c71e011effa182c1359
[INFO] running `Command { std: "docker" "start" "-a" "cf27f32e6ff3af2e7cde832658c586319e8085dd5f606c71e011effa182c1359", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.43
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling futures-core v0.3.6
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling pin-project-lite v0.1.10
[INFO] [stderr]    Compiling futures-io v0.3.6
[INFO] [stderr]    Compiling subtle v2.3.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling pin-project-internal v0.4.26
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling tinyvec v0.3.4
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling async-task v4.0.2
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]    Compiling vec-arena v1.0.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling curl v0.4.33
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling http-types v2.5.0
[INFO] [stderr]    Compiling isahc v0.9.10
[INFO] [stderr]    Compiling data-encoding v2.3.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling infer v0.2.3
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling encoding_rs v0.8.24
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling smallvec v1.4.2
[INFO] [stderr]    Compiling thin-slice v0.1.1
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling std_prelude v0.2.12
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling wild v2.0.4
[INFO] [stderr]    Compiling shell-words v1.0.0
[INFO] [stderr]    Compiling ego-tree v0.6.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling urlencoding v1.1.1
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling futures-channel v0.3.6
[INFO] [stderr]    Compiling futures-task v0.3.6
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling dtoa-short v0.3.2
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling form_urlencoded v1.0.0
[INFO] [stderr]    Compiling yaml-rust v0.4.4
[INFO] [stderr]    Compiling path_abs v0.5.0
[INFO] [stderr]    Compiling line-wrap v0.1.1
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling servo_arc v0.1.1
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling standback v0.2.11
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]    Compiling cookie v0.14.2
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling async-channel v1.5.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling tendril v0.4.1
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.18/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=7adb07e7d078c59f -C extra-filename=-7adb07e7d078c59f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "cf27f32e6ff3af2e7cde832658c586319e8085dd5f606c71e011effa182c1359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf27f32e6ff3af2e7cde832658c586319e8085dd5f606c71e011effa182c1359", kill_on_drop: false }`
[INFO] [stdout] cf27f32e6ff3af2e7cde832658c586319e8085dd5f606c71e011effa182c1359