[INFO] fetching crate volt 0.0.2...
[INFO] checking volt-0.0.2 against 1.55.0 for beta-1.56-3
[INFO] extracting crate volt 0.0.2 into /workspace/builds/worker-40/source
[INFO] validating manifest of crates.io crate volt 0.0.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate volt 0.0.2
[INFO] finished tweaking crates.io crate volt 0.0.2
[INFO] tweaked toml for crates.io crate volt 0.0.2 written to /workspace/builds/worker-40/source/Cargo.toml
[INFO] crate crates.io crate volt 0.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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 signal-hook-mio v0.2.1
[INFO] [stderr]   Downloaded plist v1.2.1
[INFO] [stderr]   Downloaded line-wrap v0.1.1
[INFO] [stderr]   Downloaded tar v0.4.35
[INFO] [stderr]   Downloaded crossterm v0.21.0
[INFO] [stderr]   Downloaded futures-macro v0.3.15
[INFO] [stderr]   Downloaded cpufeatures v0.1.5
[INFO] [stderr]   Downloaded sha2 v0.9.5
[INFO] [stderr]   Downloaded sha-1 v0.9.6
[INFO] [stderr]   Downloaded number_prefix v0.4.0
[INFO] [stderr]   Downloaded indicatif v0.16.2
[INFO] [stderr]   Downloaded sluice v0.5.5
[INFO] [stderr]   Downloaded redox_syscall v0.2.9
[INFO] [stderr]   Downloaded textwrap v0.14.2
[INFO] [stderr]   Downloaded clap_derive v3.0.0-beta.4
[INFO] [stderr]   Downloaded os_str_bytes v3.1.0
[INFO] [stderr]   Downloaded futures-executor v0.3.15
[INFO] [stderr]   Downloaded futures v0.3.15
[INFO] [stderr]   Downloaded clap v3.0.0-beta.4
[INFO] [stderr]   Downloaded crossterm_winapi v0.8.0
[INFO] [stderr]   Downloaded onig v6.2.0
[INFO] [stderr]   Downloaded minimad v0.8.0
[INFO] [stderr]   Downloaded curl v0.4.38
[INFO] [stderr]   Downloaded nom v6.2.1
[INFO] [stderr]   Downloaded bitvec v0.19.5
[INFO] [stderr]   Downloaded jwalk v0.6.0
[INFO] [stderr]   Downloaded miette-derive v1.1.0
[INFO] [stderr]   Downloaded envmnt v0.9.0
[INFO] [stderr]   Downloaded owo-colors v2.0.0
[INFO] [stderr]   Downloaded git-config v0.1.4
[INFO] [stderr]   Downloaded miette v1.1.0
[INFO] [stderr]   Downloaded ci_info v0.14.2
[INFO] [stderr]   Downloaded termimad v0.16.0
[INFO] [stderr]   Downloaded onig_sys v69.7.0
[INFO] [stderr]   Downloaded ssri v6.0.0
[INFO] [stderr]   Downloaded fsio v0.2.0
[INFO] [stderr]   Downloaded tokio v1.10.0
[INFO] [stderr]   Downloaded syntect v4.6.0
[INFO] [stderr]   Downloaded semver_rs v0.1.3
[INFO] [stderr]   Downloaded curl-sys v0.4.44+curl-7.77.0
[INFO] [stderr]   Downloaded isahc v1.4.1
[INFO] [stderr]   Downloaded libnghttp2-sys v0.1.6+1.43.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] afff43c7e115d434b2dd276688aedc64f67f4b8b1a36811198ffab133e4a27d2
[INFO] running `Command { std: "docker" "start" "-a" "afff43c7e115d434b2dd276688aedc64f67f4b8b1a36811198ffab133e4a27d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afff43c7e115d434b2dd276688aedc64f67f4b8b1a36811198ffab133e4a27d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afff43c7e115d434b2dd276688aedc64f67f4b8b1a36811198ffab133e4a27d2", kill_on_drop: false }`
[INFO] [stdout] afff43c7e115d434b2dd276688aedc64f67f4b8b1a36811198ffab133e4a27d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cd7d1f83a74515cb89672906b801af2980f792acf993a9a81271a6fdbf03acd
[INFO] running `Command { std: "docker" "start" "-a" "1cd7d1f83a74515cb89672906b801af2980f792acf993a9a81271a6fdbf03acd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]    Compiling signal-hook v0.3.10
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking fsio v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling curl v0.4.38
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling isahc v1.4.1
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking os_str_bytes v3.1.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking owo-colors v2.0.0
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]    Compiling tokio v1.10.0
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling nom v6.2.1
[INFO] [stderr]     Checking minimad v0.8.0
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking regex v1.4.6
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking envmnt v0.9.0
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr] error: could not compile `regex`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-1.4.6/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="aho-corasick"' --cfg 'feature="default"' --cfg 'feature="memchr"' --cfg 'feature="perf"' --cfg 'feature="perf-cache"' --cfg 'feature="perf-dfa"' --cfg 'feature="perf-inline"' --cfg 'feature="perf-literal"' --cfg 'feature="std"' --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=81b2b0cf03f09ee7 -C extra-filename=-81b2b0cf03f09ee7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern aho_corasick=/opt/rustwide/target/debug/deps/libaho_corasick-d57a44c7ff8b9563.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-5c631af1b56bbed1.rmeta --extern regex_syntax=/opt/rustwide/target/debug/deps/libregex_syntax-af5f9d12c561e34d.rmeta --cap-lints allow --cap-lints=warn` (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" "1cd7d1f83a74515cb89672906b801af2980f792acf993a9a81271a6fdbf03acd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cd7d1f83a74515cb89672906b801af2980f792acf993a9a81271a6fdbf03acd", kill_on_drop: false }`
[INFO] [stdout] 1cd7d1f83a74515cb89672906b801af2980f792acf993a9a81271a6fdbf03acd
