[INFO] fetching crate argparsnip 0.1.6...
[INFO] testing argparsnip-0.1.6 against master#159ba8a92c9e2fa4121f106176309521f4af87e9+rustflags=-Copt-level=3 for pr-107051
[INFO] extracting crate argparsnip 0.1.6 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate argparsnip 0.1.6 on toolchain 159ba8a92c9e2fa4121f106176309521f4af87e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate argparsnip 0.1.6
[INFO] finished tweaking crates.io crate argparsnip 0.1.6
[INFO] tweaked toml for crates.io crate argparsnip 0.1.6 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simple_logger v1.16.0
[INFO] [stderr]   Downloaded debugid v0.7.3
[INFO] [stderr]   Downloaded symbolic-demangle v8.8.0
[INFO] [stderr]   Downloaded symbolic-common v8.8.0
[INFO] [stderr]   Downloaded rgb v0.8.34
[INFO] [stderr]   Downloaded cpp_demangle v0.3.5
[INFO] [stderr]   Downloaded colored v1.9.3
[INFO] [stderr]   Downloaded quick-xml v0.22.0
[INFO] [stderr]   Downloaded str_stack v0.1.0
[INFO] [stderr]   Downloaded inferno v0.10.12
[INFO] [stderr]   Downloaded num-format v0.4.4
[INFO] [stderr]   Downloaded pprof v0.4.5
[INFO] [stderr]   Downloaded nix v0.20.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab5cf0fd449dcd005fbe68d0596032a341c3c13f90a9740841e05dc6cd95f822
[INFO] running `Command { std: "docker" "start" "-a" "ab5cf0fd449dcd005fbe68d0596032a341c3c13f90a9740841e05dc6cd95f822", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab5cf0fd449dcd005fbe68d0596032a341c3c13f90a9740841e05dc6cd95f822", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab5cf0fd449dcd005fbe68d0596032a341c3c13f90a9740841e05dc6cd95f822", kill_on_drop: false }`
[INFO] [stdout] ab5cf0fd449dcd005fbe68d0596032a341c3c13f90a9740841e05dc6cd95f822
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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 -Copt-level=3" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9687774561166462128e211da7980f8bb39e1f74206131b4422a0d4142cc653
[INFO] running `Command { std: "docker" "start" "-a" "b9687774561166462128e211da7980f8bb39e1f74206131b4422a0d4142cc653", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-segmentation v1.10.0
[INFO] [stderr]    Compiling argparsnip v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.62s
[INFO] running `Command { std: "docker" "inspect" "b9687774561166462128e211da7980f8bb39e1f74206131b4422a0d4142cc653", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9687774561166462128e211da7980f8bb39e1f74206131b4422a0d4142cc653", kill_on_drop: false }`
[INFO] [stdout] b9687774561166462128e211da7980f8bb39e1f74206131b4422a0d4142cc653
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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 -Copt-level=3" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ace0d7f98de873f3f707581fb1d102a74f96502abba34f24ed77ac00dacc72a3
[INFO] running `Command { std: "docker" "start" "-a" "ace0d7f98de873f3f707581fb1d102a74f96502abba34f24ed77ac00dacc72a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling cpp_demangle v0.3.5
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling symbolic-demangle v8.8.0
[INFO] [stderr]    Compiling debugid v0.7.3
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling once_cell v1.17.0
[INFO] [stderr]    Compiling gimli v0.27.0
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling bytemuck v1.13.0
[INFO] [stderr]    Compiling num-format v0.4.4
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling rgb v0.8.34
[INFO] [stderr]    Compiling time-macros v0.2.6
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling quick-xml v0.22.0
[INFO] [stderr]    Compiling object v0.30.2
[INFO] [stderr]    Compiling str_stack v0.1.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling pprof v0.4.5
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling pretty_assertions v0.7.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling memmap2 v0.5.8
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling rayon-core v1.10.1
[INFO] [stderr]    Compiling symbolic-common v8.8.0
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling inferno v0.10.12
[INFO] [stderr]    Compiling addr2line v0.19.0
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling rayon v1.6.1
[INFO] [stderr]    Compiling nix v0.20.2
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling time v0.3.17
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.107/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="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"' -C metadata=cea7dd8e5871e453 -C extra-filename=-cea7dd8e5871e453 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d9fe6e0f6cdad197.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-5509efe862298d6f.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-488d9b1a6199d7b2.rmeta --cap-lints allow --cap-lints=forbid -Copt-level=3` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ace0d7f98de873f3f707581fb1d102a74f96502abba34f24ed77ac00dacc72a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ace0d7f98de873f3f707581fb1d102a74f96502abba34f24ed77ac00dacc72a3", kill_on_drop: false }`
[INFO] [stdout] ace0d7f98de873f3f707581fb1d102a74f96502abba34f24ed77ac00dacc72a3