[INFO] fetching crate url-bot-rs 0.3.1...
[INFO] checking url-bot-rs-0.3.1 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate url-bot-rs 0.3.1 into /workspace/builds/worker-39/source
[INFO] validating manifest of crates.io crate url-bot-rs 0.3.1 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate url-bot-rs 0.3.1
[INFO] finished tweaking crates.io crate url-bot-rs 0.3.1
[INFO] tweaked toml for crates.io crate url-bot-rs 0.3.1 written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] crate crates.io crate url-bot-rs 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b478deccbf7350208d284cfea19c500c1c3e3b2d4c9b223a176c6b8a43df175c
[INFO] running `Command { std: "docker" "start" "-a" "b478deccbf7350208d284cfea19c500c1c3e3b2d4c9b223a176c6b8a43df175c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b478deccbf7350208d284cfea19c500c1c3e3b2d4c9b223a176c6b8a43df175c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b478deccbf7350208d284cfea19c500c1c3e3b2d4c9b223a176c6b8a43df175c", kill_on_drop: false }`
[INFO] [stdout] b478deccbf7350208d284cfea19c500c1c3e3b2d4c9b223a176c6b8a43df175c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4e26f315384e5f75778713f57c50f92356c0a63e44d9a4739cb55565ab21001
[INFO] running `Command { std: "docker" "start" "-a" "c4e26f315384e5f75778713f57c50f92356c0a63e44d9a4739cb55565ab21001", 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 v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking adler32 v1.1.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]     Checking bytes v0.5.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]    Compiling roff v0.1.0
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking thin-slice v0.1.1
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking siphasher v0.2.3
[INFO] [stderr]     Checking strsim v0.9.3
[INFO] [stderr]     Checking ego-tree v0.6.2
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking humansize v1.1.0
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking chunked_transfer v1.2.0
[INFO] [stderr]     Checking ascii v1.0.0
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling libsqlite3-sys v0.9.3
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking dtoa-short v0.3.2
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling man v0.3.0
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]     Checking phf_shared v0.7.24
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking tendril v0.4.1
[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 --crate-type lib --emit=dep-info,metadata -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=dc17503f11bd0b3d -C extra-filename=-dc17503f11bd0b3d --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" "c4e26f315384e5f75778713f57c50f92356c0a63e44d9a4739cb55565ab21001", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4e26f315384e5f75778713f57c50f92356c0a63e44d9a4739cb55565ab21001", kill_on_drop: false }`
[INFO] [stdout] c4e26f315384e5f75778713f57c50f92356c0a63e44d9a4739cb55565ab21001