[INFO] cloning repository https://github.com/richardanaya/mahrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/richardanaya/mahrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichardanaya%2Fmahrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichardanaya%2Fmahrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b3b110e1382eb0af3a259637cbc2bc66f296ac95
[INFO] checking richardanaya/mahrs against master#80ed61fbd64936ed676c2050e7e660b5ad78c9f2 for pr-100555
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichardanaya%2Fmahrs" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/richardanaya/mahrs on toolchain 80ed61fbd64936ed676c2050e7e660b5ad78c9f2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+80ed61fbd64936ed676c2050e7e660b5ad78c9f2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/richardanaya/mahrs
[INFO] finished tweaking git repo https://github.com/richardanaya/mahrs
[INFO] tweaked toml for git repo https://github.com/richardanaya/mahrs written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/richardanaya/mahrs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+80ed61fbd64936ed676c2050e7e660b5ad78c9f2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded globals v1.0.2
[INFO] [stderr]   Downloaded ra_ap_vfs v0.0.45
[INFO] [stderr]   Downloaded rustc-ap-rustc_lexer v710.0.0
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[INFO] [stderr]   Downloaded chalk-derive v0.60.0
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[INFO] [stderr]   Downloaded chalk-solve v0.60.0
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[INFO] [stderr]   Downloaded ra_ap_hir_def v0.0.45
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[INFO] [stderr]   Downloaded ra_ap_paths v0.0.45
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[INFO] [stderr]   Downloaded ra_ap_project_model v0.0.45
[INFO] [stderr]   Downloaded ra_ap_test_utils v0.0.45
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[INFO] [stderr]   Downloaded ra_ap_proc_macro_api v0.0.45
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[INFO] [stderr]   Downloaded ra_ap_text_edit v0.0.45
[INFO] [stderr]   Downloaded ra_ap_profile v0.0.45
[INFO] [stderr]   Downloaded evcxr v0.9.0
[INFO] [stderr]   Downloaded salsa v0.16.0
[INFO] [stderr]   Downloaded flume v0.10.5
[INFO] [stderr]   Downloaded fst v0.4.5
[INFO] [stderr]   Downloaded rowan v0.13.0-pre.3
[INFO] [stderr]   Downloaded nanorand v0.5.2
[INFO] [stderr]   Downloaded ra_ap_ide_completion v0.0.45
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+80ed61fbd64936ed676c2050e7e660b5ad78c9f2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6791900377b39a9c2ec85cfb99d1ea420f9b929be80460f82544f85f0a836a5
[INFO] running `Command { std: "docker" "start" "-a" "e6791900377b39a9c2ec85cfb99d1ea420f9b929be80460f82544f85f0a836a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6791900377b39a9c2ec85cfb99d1ea420f9b929be80460f82544f85f0a836a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6791900377b39a9c2ec85cfb99d1ea420f9b929be80460f82544f85f0a836a5", kill_on_drop: false }`
[INFO] [stdout] e6791900377b39a9c2ec85cfb99d1ea420f9b929be80460f82544f85f0a836a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+80ed61fbd64936ed676c2050e7e660b5ad78c9f2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2bb43d9c3df8b9ce9abbf82aff3079ca2b9b61afda336f0158d4446ff451478
[INFO] running `Command { std: "docker" "start" "-a" "a2bb43d9c3df8b9ce9abbf82aff3079ca2b9b61afda336f0158d4446ff451478", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.6
[INFO] [stderr]     Checking sval v1.0.0-alpha.5
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking text-size v1.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling fst v0.4.5
[INFO] [stderr]     Checking ra_ap_la-arena v0.0.45
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking drop_bomb v0.1.5
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking futures-core v0.3.14
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking ra_ap_paths v0.0.45
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking cov-mark v1.1.0
[INFO] [stderr]     Checking arrayvec v0.6.1
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[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking dissimilar v1.0.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking fastrand v1.4.1
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
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[INFO] [stderr]     Checking ansi_term v0.12.1
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[INFO] [stderr]    Compiling getrandom v0.1.16
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[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]    Compiling signal-hook v0.3.8
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]    Compiling const_fn v0.4.7
[INFO] [stderr]     Checking cpuid-bool v0.2.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking scoped-tls v1.0.0
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[INFO] [stderr]    Compiling http-types v2.11.0
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]    Compiling async-trait v0.1.50
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[INFO] [stderr]     Checking infer v0.2.3
[INFO] [stderr]    Compiling snap v1.0.5
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling httparse v1.4.0
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking jod-thread v0.1.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking futures-task v0.3.14
[INFO] [stderr]     Checking pin-project-lite v0.1.12
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[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking route-recognizer v0.2.0
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[INFO] [stderr]     Checking itertools v0.10.0
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[INFO] [stderr]     Checking rustc-ap-rustc_lexer v710.0.0
[INFO] [stderr]     Checking ra_ap_parser v0.0.45
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling time v0.2.26
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking async-lock v2.4.0
[INFO] [stderr]     Checking simple-mutex v1.1.5
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling heck v0.3.2
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[INFO] [stderr]     Checking pest v2.1.3
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[INFO] [stderr]     Checking regex v1.5.3
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling blake3 v0.3.7
[INFO] [stderr]    Compiling backtrace v0.3.58
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking ra_ap_vfs v0.0.45
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[INFO] [stderr]     Checking perf-event-open-sys v1.0.1
[INFO] [stderr]     Checking parking_lot_core v0.8.3
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[INFO] [stderr]     Checking atty v0.2.14
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[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking sig v1.0.0
[INFO] [stderr]     Checking which v4.1.0
[INFO] [stderr]     Checking petgraph v0.5.1
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[INFO] [stderr]     Checking crossbeam-queue v0.3.1
[INFO] [stderr]     Checking dashmap v4.0.2
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking universal-hash v0.4.0
[INFO] [stderr]     Checking crypto-mac v0.10.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking perf-event v0.4.7
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking nanorand v0.5.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking inotify v0.9.2
[INFO] [stderr]     Checking async-executor v1.4.1
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking polyval v0.4.5
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]     Checking sha2 v0.9.3
[INFO] [stderr]     Checking byte-pool v0.2.3
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking aes-soft v0.6.4
[INFO] [stderr]     Checking ctr v0.6.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking countme v2.0.4
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking hkdf v0.10.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking ra_ap_profile v0.0.45
[INFO] [stderr]     Checking rowan v0.13.0-pre.3
[INFO] [stderr]     Checking ghash v0.3.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking aes v0.6.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking aes-gcm v0.8.0
[INFO] [stderr]     Checking pulldown-cmark-to-cmark v6.0.0
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling salsa-macros v0.16.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling chalk-derive v0.60.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr] error: could not compile `serde_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.125/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=e5001917ef4a9f16 -C extra-filename=-e5001917ef4a9f16 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-eed4dd76d1b9bb4b.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-755812e69fc2f21b.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-5ad5463d6b540623.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid --cfg underscore_consts` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a2bb43d9c3df8b9ce9abbf82aff3079ca2b9b61afda336f0158d4446ff451478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2bb43d9c3df8b9ce9abbf82aff3079ca2b9b61afda336f0158d4446ff451478", kill_on_drop: false }`
[INFO] [stdout] a2bb43d9c3df8b9ce9abbf82aff3079ca2b9b61afda336f0158d4446ff451478