[INFO] cloning repository https://github.com/Enter-tainer/cxx2flow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Enter-tainer/cxx2flow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEnter-tainer%2Fcxx2flow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEnter-tainer%2Fcxx2flow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 261d00d7aec9b27ea50960336df412c6cd4510c3
[INFO] building Enter-tainer/cxx2flow against try#2cd6942e35a7765b6869d3a149ca54f2598b77ad for pr-93180
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEnter-tainer%2Fcxx2flow" "/workspace/builds/worker-91/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-91/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Enter-tainer/cxx2flow on toolchain 2cd6942e35a7765b6869d3a149ca54f2598b77ad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2cd6942e35a7765b6869d3a149ca54f2598b77ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Enter-tainer/cxx2flow
[INFO] finished tweaking git repo https://github.com/Enter-tainer/cxx2flow
[INFO] tweaked toml for git repo https://github.com/Enter-tainer/cxx2flow written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] crate git repo https://github.com/Enter-tainer/cxx2flow already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2cd6942e35a7765b6869d3a149ca54f2598b77ad" "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 vergen v6.0.0
[INFO] [stderr]   Downloaded supports-color v1.3.0
[INFO] [stderr]   Downloaded getset v0.1.2
[INFO] [stderr]   Downloaded supports-unicode v1.0.2
[INFO] [stderr]   Downloaded supports-hyperlinks v1.2.0
[INFO] [stderr]   Downloaded miette v3.3.0
[INFO] [stderr]   Downloaded miette-derive v3.3.0
[INFO] [stderr]   Downloaded hash-chain v0.3.2
[INFO] [stderr]   Downloaded is_ci v1.1.1
[INFO] [stderr]   Downloaded sysinfo v0.19.2
[INFO] [stderr]   Downloaded tree-sitter v0.20.0
[INFO] [stderr]   Downloaded tree-sitter-cpp v0.20.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+2cd6942e35a7765b6869d3a149ca54f2598b77ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc98e3bb55fafdc3a24c3a339329dd6f93c82aad48d27475f195016d0c41ddc8
[INFO] running `Command { std: "docker" "start" "-a" "dc98e3bb55fafdc3a24c3a339329dd6f93c82aad48d27475f195016d0c41ddc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc98e3bb55fafdc3a24c3a339329dd6f93c82aad48d27475f195016d0c41ddc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc98e3bb55fafdc3a24c3a339329dd6f93c82aad48d27475f195016d0c41ddc8", kill_on_drop: false }`
[INFO] [stdout] dc98e3bb55fafdc3a24c3a339329dd6f93c82aad48d27475f195016d0c41ddc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+2cd6942e35a7765b6869d3a149ca54f2598b77ad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb150058907dbb21895d53206ac0cd5b051e0f0d8bc0f2295ad0bef363be9822
[INFO] running `Command { std: "docker" "start" "-a" "bb150058907dbb21895d53206ac0cd5b051e0f0d8bc0f2295ad0bef363be9822", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling anyhow v1.0.52
[INFO] [stderr]    Compiling sysinfo v0.19.2
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling smawk v0.3.1
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling is_ci v1.1.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling fixedbitset v0.4.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling owo-colors v3.2.0
[INFO] [stderr]    Compiling hash-chain v0.3.2
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling object v0.26.0
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling supports-color v1.3.0
[INFO] [stderr]    Compiling supports-hyperlinks v1.2.0
[INFO] [stderr]    Compiling supports-unicode v1.0.2
[INFO] [stderr]    Compiling petgraph v0.6.0
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libgit2-sys v0.12.26+1.3.0
[INFO] [stderr]    Compiling tree-sitter v0.20.0
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling tree-sitter-cpp v0.20.0
[INFO] [stderr]    Compiling addr2line v0.16.0
[INFO] [stderr]    Compiling vergen v6.0.0
[INFO] [stderr] error: could not compile `regex`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-1.5.4/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="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=f8e650a70feede2b -C extra-filename=-f8e650a70feede2b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern aho_corasick=/opt/rustwide/target/debug/deps/libaho_corasick-c9eb7174bbf030a9.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-334ead3495f848fb.rmeta --extern regex_syntax=/opt/rustwide/target/debug/deps/libregex_syntax-c25dc19d7487cdf7.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" "bb150058907dbb21895d53206ac0cd5b051e0f0d8bc0f2295ad0bef363be9822", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb150058907dbb21895d53206ac0cd5b051e0f0d8bc0f2295ad0bef363be9822", kill_on_drop: false }`
[INFO] [stdout] bb150058907dbb21895d53206ac0cd5b051e0f0d8bc0f2295ad0bef363be9822