[INFO] cloning repository https://github.com/technocreatives/artefacta
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/technocreatives/artefacta" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftechnocreatives%2Fartefacta", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftechnocreatives%2Fartefacta'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0ec7c4e27e48bbb732c41a2fa3d0a9df23468a53
[INFO] testing technocreatives/artefacta against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftechnocreatives%2Fartefacta" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/technocreatives/artefacta
[INFO] finished tweaking git repo https://github.com/technocreatives/artefacta
[INFO] tweaked toml for git repo https://github.com/technocreatives/artefacta written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/technocreatives/artefacta on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/technocreatives/artefacta already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1791039db8ca9ea9decd837f96cfb1b9b8b4da02ae0280edffbfea0c8b06e6b1
[INFO] running `Command { std: "docker" "start" "-a" "1791039db8ca9ea9decd837f96cfb1b9b8b4da02ae0280edffbfea0c8b06e6b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1791039db8ca9ea9decd837f96cfb1b9b8b4da02ae0280edffbfea0c8b06e6b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1791039db8ca9ea9decd837f96cfb1b9b8b4da02ae0280edffbfea0c8b06e6b1", kill_on_drop: false }`
[INFO] [stdout] 1791039db8ca9ea9decd837f96cfb1b9b8b4da02ae0280edffbfea0c8b06e6b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4f6e80dc07374c493428e5b8db6e1d81a43aca7c0401e1f1a9a69d51f605044
[INFO] running `Command { std: "docker" "start" "-a" "e4f6e80dc07374c493428e5b8db6e1d81a43aca7c0401e1f1a9a69d51f605044", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling once_cell v1.12.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling tokio v1.20.4
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling tracing-core v0.1.27
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling http v0.2.8
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.8.3
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling tracing v0.1.35
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling semver v1.0.9
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling http-body v0.4.5
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling rustls v0.20.6
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling async-trait v0.1.56
[INFO] [stderr]    Compiling httpdate v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling crypto-mac v0.11.1
[INFO] [stderr]    Compiling rustls-pemfile v1.0.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling cpufeatures v0.2.2
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling zeroize v1.5.5
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]    Compiling rustls-native-certs v0.6.2
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling miniz_oxide v0.5.3
[INFO] [stderr]    Compiling hmac v0.11.0
[INFO] [stderr]    Compiling md-5 v0.9.1
[INFO] [stderr]    Compiling rusoto_core v0.48.0
[INFO] [stderr]    Compiling sacabase v2.0.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling object v0.28.4
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling indenter v0.3.3
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.8
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling owo-colors v1.3.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling xml-rs v0.8.14
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling integer-encoding v2.1.3
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling regex v1.5.6
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling divsufsort v2.0.0
[INFO] [stderr]    Compiling filetime v0.2.16
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling zstd-sys v2.0.1+zstd.1.5.2
[INFO] [stderr] error: could not compile `regex-syntax` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/33835004928d3bf65db4d4712e1330766263b0bd/bin/rustc --crate-name regex_syntax --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.6.26/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C opt-level=3 -C embed-bitcode=no -C debuginfo=2 -C debug-assertions=on --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"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "unicode", "unicode-age", "unicode-bool", "unicode-case", "unicode-gencat", "unicode-perl", "unicode-script", "unicode-segment"))' -C metadata=0919ee093044d28e -C extra-filename=-afed2eaa9babafee --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: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/33835004928d3bf65db4d4712e1330766263b0bd/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.96/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C opt-level=3 -C embed-bitcode=no -C debug-assertions=on --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=5d08203ce6a2d5ac -C extra-filename=-c2d9388a96725c74 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-c72ddcf04ec80c80.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-379d1b7b06083b63.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-0751b272ae870b0a.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "e4f6e80dc07374c493428e5b8db6e1d81a43aca7c0401e1f1a9a69d51f605044", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4f6e80dc07374c493428e5b8db6e1d81a43aca7c0401e1f1a9a69d51f605044", kill_on_drop: false }`
[INFO] [stdout] e4f6e80dc07374c493428e5b8db6e1d81a43aca7c0401e1f1a9a69d51f605044
