[INFO] cloning repository https://github.com/boxdot/gurk-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/boxdot/gurk-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboxdot%2Fgurk-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboxdot%2Fgurk-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] de5c33216d290bda43adeaa9322f1484c908cfba
[INFO] checking boxdot/gurk-rs against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboxdot%2Fgurk-rs" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/boxdot/gurk-rs on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/boxdot/gurk-rs
[INFO] finished tweaking git repo https://github.com/boxdot/gurk-rs
[INFO] tweaked toml for git repo https://github.com/boxdot/gurk-rs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/boxdot/gurk-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/whisperfish/presage.git`
[INFO] [stderr]     Updating git repository `https://github.com/whisperfish/libsignal-service-rs`
[INFO] [stderr]     Updating git repository `https://github.com/signalapp/libsignal-client`
[INFO] [stderr]     Updating git repository `https://github.com/signalapp/zkgroup`
[INFO] [stderr]     Updating git repository `https://github.com/signalapp/curve25519-dalek.git`
[INFO] [stderr]     Updating git repository `https://github.com/signalapp/curve25519-dalek.git`
[INFO] [stderr]     Updating git repository `https://github.com/signalapp/poksho.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hyper-timeout v0.4.1
[INFO] [stderr]   Downloaded serde_repr v0.1.7
[INFO] [stderr]   Downloaded prost-types v0.8.0
[INFO] [stderr]   Downloaded prost-derive v0.8.0
[INFO] [stderr]   Downloaded textwrap v0.14.2
[INFO] [stderr]   Downloaded block-modes v0.8.1
[INFO] [stderr]   Downloaded xshell-macros v0.1.14
[INFO] [stderr]   Downloaded zbus_macros v1.9.1
[INFO] [stderr]   Downloaded zvariant_derive v2.7.0
[INFO] [stderr]   Downloaded strum_macros v0.8.0
[INFO] [stderr]   Downloaded regex-cache v0.2.1
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[INFO] [stderr]   Downloaded mac-notification-sys v0.3.0
[INFO] [stderr]   Downloaded xflags-macros v0.2.2
[INFO] [stderr]   Downloaded strum v0.8.0
[INFO] [stderr]   Downloaded oncemutex v0.1.1
[INFO] [stderr]   Downloaded unicode-linebreak v0.1.1
[INFO] [stderr]   Downloaded async-tungstenite v0.13.1
[INFO] [stderr]   Downloaded aes-gcm-siv v0.10.1
[INFO] [stderr]   Downloaded xshell v0.1.14
[INFO] [stderr]   Downloaded quick-xml v0.18.1
[INFO] [stderr]   Downloaded winrt v0.4.0
[INFO] [stderr]   Downloaded xflags v0.2.2
[INFO] [stderr]   Downloaded notify-rust v4.5.2
[INFO] [stderr]   Downloaded hmac v0.9.0
[INFO] [stderr]   Downloaded zbus v1.9.1
[INFO] [stderr]   Downloaded winrt-notification v0.2.4
[INFO] [stderr]   Downloaded aes-gcm v0.9.2
[INFO] [stderr]   Downloaded aead v0.4.2
[INFO] [stderr]   Downloaded prost v0.8.0
[INFO] [stderr]   Downloaded whoami v1.1.2
[INFO] [stderr]   Downloaded zvariant v2.7.0
[INFO] [stderr]   Downloaded crypto-mac v0.9.1
[INFO] [stderr]   Downloaded checked_int_cast v1.0.0
[INFO] [stderr]   Downloaded phonenumber v0.3.1+8.12.9
[INFO] [stderr]   Downloaded opener v0.4.1
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[INFO] [stderr]   Downloaded qrcode v0.12.0
[INFO] [stderr]   Downloaded multimap v0.8.3
[INFO] [stderr]   Downloaded polyval v0.5.1
[INFO] [stderr]   Downloaded prost-build v0.8.0
[INFO] [stderr]   Downloaded jni v0.16.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eca60dda5079c0399486f8635c19070534d4985fdf85a0c815711a8430a3d68c
[INFO] running `Command { std: "docker" "start" "-a" "eca60dda5079c0399486f8635c19070534d4985fdf85a0c815711a8430a3d68c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eca60dda5079c0399486f8635c19070534d4985fdf85a0c815711a8430a3d68c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eca60dda5079c0399486f8635c19070534d4985fdf85a0c815711a8430a3d68c", kill_on_drop: false }`
[INFO] [stdout] eca60dda5079c0399486f8635c19070534d4985fdf85a0c815711a8430a3d68c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eea446c60377822985d85d53f2cb68b9ffa02e1f682bb151c5b05e8f69e42dc9
[INFO] running `Command { std: "docker" "start" "-a" "eea446c60377822985d85d53f2cb68b9ffa02e1f682bb151c5b05e8f69e42dc9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking cesu8 v1.1.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking jni-sys v0.3.0
[INFO] [stderr]     Checking oncemutex v0.1.1
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking fastrand v1.4.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking bytemuck v1.7.0
[INFO] [stderr]     Checking cfg-if v0.1.10
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[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking arc-swap v0.4.8
[INFO] [stderr]    Compiling xshell-macros v0.1.14
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling tokio v1.8.1
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking http-body v0.4.2
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling xflags-macros v0.2.2
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking fs2 v0.4.3
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[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking quick-xml v0.18.1
[INFO] [stderr]     Checking twoway v0.2.2
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]    Compiling which v4.1.0
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking tar v0.4.35
[INFO] [stderr]     Checking nb-connect v1.2.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]    Compiling jni v0.16.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking xshell v0.1.14
[INFO] [stderr]    Compiling prost-build v0.8.0
[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 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.25/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 --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=cfec10257cbd629b -C extra-filename=-cfec10257cbd629b --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" "eea446c60377822985d85d53f2cb68b9ffa02e1f682bb151c5b05e8f69e42dc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eea446c60377822985d85d53f2cb68b9ffa02e1f682bb151c5b05e8f69e42dc9", kill_on_drop: false }`
[INFO] [stdout] eea446c60377822985d85d53f2cb68b9ffa02e1f682bb151c5b05e8f69e42dc9