[INFO] cloning repository https://github.com/realcundo/nu_plugin_dcm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/realcundo/nu_plugin_dcm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frealcundo%2Fnu_plugin_dcm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frealcundo%2Fnu_plugin_dcm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a99e8a453286cea6cde9f280cfc206faad347d72
[INFO] building realcundo/nu_plugin_dcm against master#f3126500f25114ba4e0ac3e76694dd45a22de56d for pr-107620-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frealcundo%2Fnu_plugin_dcm" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/realcundo/nu_plugin_dcm on toolchain f3126500f25114ba4e0ac3e76694dd45a22de56d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f3126500f25114ba4e0ac3e76694dd45a22de56d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/realcundo/nu_plugin_dcm
[INFO] finished tweaking git repo https://github.com/realcundo/nu_plugin_dcm
[INFO] tweaked toml for git repo https://github.com/realcundo/nu_plugin_dcm written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/realcundo/nu_plugin_dcm 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" "+f3126500f25114ba4e0ac3e76694dd45a22de56d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pwd v1.4.0
[INFO] [stderr]   Downloaded iana-time-zone v0.1.47
[INFO] [stderr]   Downloaded nu-utils v0.68.0
[INFO] [stderr]   Downloaded nu-engine v0.68.0
[INFO] [stderr]   Downloaded miette v5.3.0
[INFO] [stderr]   Downloaded sysinfo v0.25.3
[INFO] [stderr]   Downloaded noisy_float v0.2.0
[INFO] [stderr]   Downloaded dicom-dictionary-std v0.5.0
[INFO] [stderr]   Downloaded dicom-ul v0.4.2
[INFO] [stderr]   Downloaded byte-order v0.3.0
[INFO] [stderr]   Downloaded dicom-parser v0.5.1
[INFO] [stderr]   Downloaded dicom-object v0.5.2
[INFO] [stderr]   Downloaded ndarray-stats v0.5.1
[INFO] [stderr]   Downloaded dicom-pixeldata v0.1.3
[INFO] [stderr]   Downloaded dicom-transfer-syntax-registry v0.5.0
[INFO] [stderr]   Downloaded rmp-serde v1.1.0
[INFO] [stderr]   Downloaded byte-unit v4.0.14
[INFO] [stderr]   Downloaded lscolors v0.12.0
[INFO] [stderr]   Downloaded nu-plugin v0.68.0
[INFO] [stderr]   Downloaded nu-path v0.68.0
[INFO] [stderr]   Downloaded miette-derive v5.3.0
[INFO] [stderr]   Downloaded nu-protocol v0.68.0
[INFO] [stderr]   Downloaded byteordered v0.6.0
[INFO] [stderr]   Downloaded dicom-core v0.5.1
[INFO] [stderr]   Downloaded dicom-encoding v0.5.1
[INFO] [stderr]   Downloaded nu-json v0.68.0
[INFO] [stderr]   Downloaded dicom v0.5.2
[INFO] [stderr]   Downloaded nu-glob v0.68.0
[INFO] [stderr]   Downloaded sys-locale v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+f3126500f25114ba4e0ac3e76694dd45a22de56d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 334b8002b9703ab0b37f617fc9d8162a6878c8be513fb39e93e6294734b876fd
[INFO] running `Command { std: "docker" "start" "-a" "334b8002b9703ab0b37f617fc9d8162a6878c8be513fb39e93e6294734b876fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "334b8002b9703ab0b37f617fc9d8162a6878c8be513fb39e93e6294734b876fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "334b8002b9703ab0b37f617fc9d8162a6878c8be513fb39e93e6294734b876fd", kill_on_drop: false }`
[INFO] [stdout] 334b8002b9703ab0b37f617fc9d8162a6878c8be513fb39e93e6294734b876fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+f3126500f25114ba4e0ac3e76694dd45a22de56d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adba8464e2aec6b1c6f0e7230355d1b8d630eed41b66df43e3782a71e83b870b
[INFO] running `Command { std: "docker" "start" "-a" "adba8464e2aec6b1c6f0e7230355d1b8d630eed41b66df43e3782a71e83b870b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling once_cell v1.14.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.10
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling iana-time-zone v0.1.47
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling aho-corasick v0.7.19
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling miniz_oxide v0.5.4
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling lock_api v0.4.8
[INFO] [stderr]    Compiling safe-transmute v0.11.2
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling byteordered v0.6.0
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.8.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling tracing-core v0.1.29
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling erased-serde v0.3.23
[INFO] [stderr]    Compiling gimli v0.26.2
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling flate2 v1.0.24
[INFO] [stderr]    Compiling crossterm v0.24.0
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling object v0.29.0
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]    Compiling sys-locale v0.2.1
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling smawk v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling is_ci v1.1.1
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling matrixmultiply v0.3.2
[INFO] [stderr]    Compiling supports-color v1.3.0
[INFO] [stderr]    Compiling num-format v0.4.0
[INFO] [stderr]    Compiling lscolors v0.12.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.1
[INFO] [stderr]    Compiling supports-unicode v1.0.2
[INFO] [stderr]    Compiling supports-hyperlinks v1.2.0
[INFO] [stderr]    Compiling num-complex v0.4.2
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling weezl v0.1.7
[INFO] [stderr]    Compiling dunce v1.0.2
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling utf8parse v0.2.0
[INFO] [stderr]    Compiling paste v1.0.9
[INFO] [stderr]    Compiling owo-colors v3.5.0
[INFO] [stderr]    Compiling itoa v1.0.3
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling sysinfo v0.25.3
[INFO] [stderr]    Compiling utf8-width v0.1.6
[INFO] [stderr]    Compiling byte-unit v4.0.14
[INFO] [stderr]    Compiling vte v0.10.1
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling nu-utils v0.68.0
[INFO] [stderr]    Compiling jpeg-decoder v0.2.6
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling png v0.17.6
[INFO] [stderr]    Compiling noisy_float v0.2.0
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling rmp v0.8.11
[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-1.0.99/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="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=d0d401f3a47d324a -C extra-filename=-d0d401f3a47d324a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0975f7164c8c3ab4.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-967674c9b7b1b4f6.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b56236affa4c1d72.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "adba8464e2aec6b1c6f0e7230355d1b8d630eed41b66df43e3782a71e83b870b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adba8464e2aec6b1c6f0e7230355d1b8d630eed41b66df43e3782a71e83b870b", kill_on_drop: false }`
[INFO] [stdout] adba8464e2aec6b1c6f0e7230355d1b8d630eed41b66df43e3782a71e83b870b