[INFO] fetching crate webchain-cli 0.22.1...
[INFO] testing webchain-cli-0.22.1 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate webchain-cli 0.22.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate webchain-cli 0.22.1 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate webchain-cli 0.22.1
[INFO] finished tweaking crates.io crate webchain-cli 0.22.1
[INFO] tweaked toml for crates.io crate webchain-cli 0.22.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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 webchain-rs v0.22.1
[INFO] [stderr]   Downloaded rpassword v1.0.2
[INFO] [stderr]   Downloaded rprompt v1.0.5
[INFO] [stderr]   Downloaded text_io v0.1.8
[INFO] [stderr]   Downloaded jsonrpc-core v7.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d37811f9526c66501a3348e8c3f30de9332a8da1c92732c3058c499a15908c1e
[INFO] running `Command { std: "docker" "start" "-a" "d37811f9526c66501a3348e8c3f30de9332a8da1c92732c3058c499a15908c1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d37811f9526c66501a3348e8c3f30de9332a8da1c92732c3058c499a15908c1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d37811f9526c66501a3348e8c3f30de9332a8da1c92732c3058c499a15908c1e", kill_on_drop: false }`
[INFO] [stdout] d37811f9526c66501a3348e8c3f30de9332a8da1c92732c3058c499a15908c1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d73d593cbc809673df4a7bb1705484c0832b1d4070dc080935472665a38082d
[INFO] running `Command { std: "docker" "start" "-a" "7d73d593cbc809673df4a7bb1705484c0832b1d4070dc080935472665a38082d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling bitflags v0.8.2
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling make-cmd v0.1.0
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling try-lock v0.1.0
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling traitobject v0.0.1
[INFO] [stderr]    Compiling bech32 v0.3.2
[INFO] [stderr]    Compiling odds v0.2.26
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling opaque-debug v0.1.1
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling antidote v1.0.0
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling rustc-hex v1.0.0
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling rprompt v1.0.5
[INFO] [stderr]    Compiling hex v0.2.0
[INFO] [stderr]    Compiling text_io v0.1.8
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling relay v0.1.1
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]    Compiling bitcoin-bech32 v0.5.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling want v0.0.4
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling object v0.25.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling arrayvec v0.3.25
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling hpack v0.2.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]    Compiling publicsuffix v1.5.6
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling solicit v0.4.4
[INFO] [stderr]    Compiling tiny-keccak v1.5.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling secp256k1 v0.9.2
[INFO] [stderr]    Compiling hidapi v0.4.1
[INFO] [stderr]    Compiling secp256k1 v0.6.3
[INFO] [stderr]    Compiling rust-scrypt v0.1.0
[INFO] [stderr]    Compiling clang-sys v0.21.2
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling syntex_pos v0.58.1
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling generic-array v0.9.1
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling rpassword v1.0.2
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling block-cipher-trait v0.5.3
[INFO] [stderr]    Compiling crypto-mac v0.6.2
[INFO] [stderr]    Compiling stream-cipher v0.1.1
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling syntex_errors v0.58.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling sha3 v0.7.3
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling hmac v0.6.3
[INFO] [stderr]    Compiling aes-soft v0.2.0
[INFO] [stderr]    Compiling chrono v0.4.19
[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-0.5.6/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=b8a2b6999f43b6a5 -C extra-filename=-b8a2b6999f43b6a5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ucd_util=/opt/rustwide/target/debug/deps/libucd_util-6ed559ca06d7f02a.rmeta --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" "7d73d593cbc809673df4a7bb1705484c0832b1d4070dc080935472665a38082d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d73d593cbc809673df4a7bb1705484c0832b1d4070dc080935472665a38082d", kill_on_drop: false }`
[INFO] [stdout] 7d73d593cbc809673df4a7bb1705484c0832b1d4070dc080935472665a38082d