[INFO] cloning repository https://github.com/violas-core/Violas
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/violas-core/Violas" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fviolas-core%2FViolas", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fviolas-core%2FViolas'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6763bde45222a5d54f235cc2d1de30f1968146d4
[INFO] testing violas-core/Violas against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fviolas-core%2FViolas" "/workspace/builds/worker-96/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-96/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  25% (1458/5762)
Updating files:  26% (1499/5762)
Updating files:  27% (1556/5762)
Updating files:  28% (1614/5762)
Updating files:  29% (1671/5762)
Updating files:  30% (1729/5762)
Updating files:  31% (1787/5762)
Updating files:  32% (1844/5762)
Updating files:  33% (1902/5762)
Updating files:  34% (1960/5762)
Updating files:  35% (2017/5762)
Updating files:  36% (2075/5762)
Updating files:  37% (2132/5762)
Updating files:  38% (2190/5762)
Updating files:  39% (2248/5762)
Updating files:  40% (2305/5762)
Updating files:  41% (2363/5762)
Updating files:  42% (2421/5762)
Updating files:  43% (2478/5762)
Updating files:  44% (2536/5762)
Updating files:  45% (2593/5762)
Updating files:  46% (2651/5762)
Updating files:  47% (2709/5762)
Updating files:  48% (2766/5762)
Updating files:  49% (2824/5762)
Updating files:  50% (2881/5762)
Updating files:  51% (2939/5762)
Updating files:  52% (2997/5762)
Updating files:  53% (3054/5762)
Updating files:  54% (3112/5762)
Updating files:  55% (3170/5762)
Updating files:  56% (3227/5762)
Updating files:  57% (3285/5762)
Updating files:  58% (3342/5762)
Updating files:  59% (3400/5762)
Updating files:  60% (3458/5762)
Updating files:  61% (3515/5762)
Updating files:  62% (3573/5762)
Updating files:  63% (3631/5762)
Updating files:  64% (3688/5762)
Updating files:  65% (3746/5762)
Updating files:  66% (3803/5762)
Updating files:  67% (3861/5762)
Updating files:  68% (3919/5762)
Updating files:  69% (3976/5762)
Updating files:  70% (4034/5762)
Updating files:  71% (4092/5762)
Updating files:  72% (4149/5762)
Updating files:  73% (4207/5762)
Updating files:  74% (4264/5762)
Updating files:  75% (4322/5762)
Updating files:  76% (4380/5762)
Updating files:  77% (4437/5762)
Updating files:  78% (4495/5762)
Updating files:  79% (4552/5762)
Updating files:  80% (4610/5762)
Updating files:  81% (4668/5762)
Updating files:  82% (4725/5762)
Updating files:  83% (4783/5762)
Updating files:  84% (4841/5762)
Updating files:  85% (4898/5762)
Updating files:  86% (4956/5762)
Updating files:  87% (5013/5762)
Updating files:  88% (5071/5762)
Updating files:  89% (5129/5762)
Updating files:  90% (5186/5762)
Updating files:  91% (5244/5762)
Updating files:  92% (5302/5762)
Updating files:  92% (5326/5762)
Updating files:  93% (5359/5762)
Updating files:  94% (5417/5762)
Updating files:  95% (5474/5762)
Updating files:  96% (5532/5762)
Updating files:  97% (5590/5762)
Updating files:  98% (5647/5762)
Updating files:  99% (5705/5762)
Updating files: 100% (5762/5762)
Updating files: 100% (5762/5762), done.
[INFO] validating manifest of git repo https://github.com/violas-core/Violas on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-96/source/.cargo/config
[INFO] removed /workspace/builds/worker-96/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/violas-core/Violas
[INFO] finished tweaking git repo https://github.com/violas-core/Violas
[INFO] tweaked toml for git repo https://github.com/violas-core/Violas written to /workspace/builds/worker-96/source/Cargo.toml
[INFO] crate git repo https://github.com/violas-core/Violas already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/diem/diem-devtools`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded security-framework-sys v2.4.1
[INFO] [stderr]   Downloaded rust_decimal v1.15.0
[INFO] [stderr]   Downloaded proptest-derive v0.3.0
[INFO] [stderr]   Downloaded sha2 v0.9.6
[INFO] [stderr]   Downloaded globwalk v0.8.1
[INFO] [stderr]   Downloaded trybuild v1.0.45
[INFO] [stderr]   Downloaded pretty v0.10.0
[INFO] [stderr]   Downloaded include_dir_impl v0.6.1
[INFO] [stderr]   Downloaded serial_test v0.5.1
[INFO] [stderr]   Downloaded fd-lock v2.0.0
[INFO] [stderr]   Downloaded goldenfile v1.1.0
[INFO] [stderr]   Downloaded libfuzzer-sys v0.3.2
[INFO] [stderr]   Downloaded ureq v1.5.5
[INFO] [stderr]   Downloaded array_tool v1.0.3
[INFO] [stderr]   Downloaded smt2parser v0.1.0
[INFO] [stderr]   Downloaded crev-recursive-digest v0.4.0
[INFO] [stderr]   Downloaded indoc v1.0.3
[INFO] [stderr]   Downloaded rusoto_autoscaling v0.46.0
[INFO] [stderr]   Downloaded target-spec v0.7.0
[INFO] [stderr]   Downloaded guppy v0.9.0
[INFO] [stderr]   Downloaded gag v0.1.10
[INFO] [stderr]   Downloaded pomelo-impl v0.1.5
[INFO] [stderr]   Downloaded atomicwrites v0.3.0
[INFO] [stderr]   Downloaded determinator v0.4.0
[INFO] [stderr]   Downloaded colored-diff v0.2.2
[INFO] [stderr]   Downloaded jsonpath_lib v0.2.6
[INFO] [stderr]   Downloaded file_diff v1.0.0
[INFO] [stderr]   Downloaded criterion-cpu-time v0.1.0
[INFO] [stderr]   Downloaded tokio v1.10.1
[INFO] [stderr]   Downloaded guppy-summaries v0.4.0
[INFO] [stderr]   Downloaded nested v0.1.1
[INFO] [stderr]   Downloaded cfg-expr v0.7.4
[INFO] [stderr]   Downloaded diffy v0.2.1
[INFO] [stderr]   Downloaded pomelo v0.1.5
[INFO] [stderr]   Downloaded unic-ucd-segment v0.9.0
[INFO] [stderr]   Downloaded arbitrary v0.4.7
[INFO] [stderr]   Downloaded serde-reflection v0.3.3
[INFO] [stderr]   Downloaded rstest v0.10.0
[INFO] [stderr]   Downloaded hakari v0.3.0
[INFO] [stderr]   Downloaded serde-generate v0.19.3
[INFO] [stderr]   Downloaded rusoto_s3 v0.46.0
[INFO] [stderr]   Downloaded ordered-float v2.7.0
[INFO] [stderr]   Downloaded kube v0.51.0
[INFO] [stderr]   Downloaded curve25519-dalek-fiat v0.1.0
[INFO] [stderr]   Downloaded stats_alloc v0.1.8
[INFO] [stderr]   Downloaded nix v0.20.1
[INFO] [stderr]   Downloaded unic-segment v0.9.0
[INFO] [stderr]   Downloaded thiserror v1.0.28
[INFO] [stderr]   Downloaded rustyline v8.2.0
[INFO] [stderr]   Downloaded fst v0.4.7
[INFO] [stderr]   Downloaded serial_test_derive v0.5.1
[INFO] [stderr]   Downloaded clang-sys v1.2.1
[INFO] [stderr]   Downloaded include_dir v0.6.1
[INFO] [stderr]   Downloaded tera v1.12.1
[INFO] [stderr]   Downloaded internment v0.5.4
[INFO] [stderr]   Downloaded prettydiff v0.4.0
[INFO] [stderr]   Downloaded ed25519-dalek-fiat v0.1.0
[INFO] [stderr]   Downloaded serde-name v0.1.2
[INFO] [stderr]   Downloaded fiat-crypto v0.1.8
[INFO] [stderr]   Downloaded diffus v0.9.1
[INFO] [stderr]   Downloaded x25519-dalek-fiat v0.1.0
[INFO] [stderr]   Downloaded fail v0.4.0
[INFO] [stderr]   Downloaded ouroboros_macro v0.9.5
[INFO] [stderr]   Downloaded ouroboros v0.9.5
[INFO] [stderr]   Downloaded datatest-stable v0.1.1
[INFO] [stderr]   Downloaded variant_count v1.1.0
[INFO] [stderr]   Downloaded bcs v0.1.3
[INFO] [stderr]   Downloaded mirai-annotations v1.12.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.28
[INFO] [stderr]   Downloaded backtrace v0.3.58
[INFO] [stderr]   Downloaded num-bigint v0.4.1
[INFO] [stderr]   Downloaded z3tracer v0.8.0
[INFO] [stderr]   Downloaded k8s-openapi v0.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff11504904ef2aae0d856a073f6ce1423237c8c1a8df1dfa0167015cbdb1debe
[INFO] running `Command { std: "docker" "start" "-a" "ff11504904ef2aae0d856a073f6ce1423237c8c1a8df1dfa0167015cbdb1debe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff11504904ef2aae0d856a073f6ce1423237c8c1a8df1dfa0167015cbdb1debe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff11504904ef2aae0d856a073f6ce1423237c8c1a8df1dfa0167015cbdb1debe", kill_on_drop: false }`
[INFO] [stdout] ff11504904ef2aae0d856a073f6ce1423237c8c1a8df1dfa0167015cbdb1debe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5e7e6476d486f5157ae23e4e43e324984a68c777aefe2a2459f2d44547c0127
[INFO] running `Command { std: "docker" "start" "-a" "a5e7e6476d486f5157ae23e4e43e324984a68c777aefe2a2459f2d44547c0127", 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]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling block-padding v0.2.1
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling futures-sink v0.3.16
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling object v0.23.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling futures-io v0.3.16
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.6
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling openssl v0.10.36
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling httpdate v1.0.1
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling ipnet v2.3.1
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling mirai-annotations v1.12.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling ref-cast v1.0.6
[INFO] [stderr]    Compiling fiat-crypto v0.1.8
[INFO] [stderr]    Compiling signature v1.3.1
[INFO] [stderr]    Compiling cpuid-bool v0.2.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling prometheus v0.12.0
[INFO] [stderr]    Compiling erased-serde v0.3.16
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling chunked_transfer v1.4.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling ahash v0.4.7
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling diem-metrics v0.1.0 (/opt/rustwide/workdir/common/metrics)
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling c_linked_list v1.1.1
[INFO] [stderr]    Compiling unic-char-range v0.9.0
[INFO] [stderr]    Compiling diem-global-constants v0.1.0 (/opt/rustwide/workdir/config/global-constants)
[INFO] [stderr]    Compiling unic-common v0.9.0
[INFO] [stderr]    Compiling deunicode v0.4.3
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling typed-arena v2.0.1
[INFO] [stderr]    Compiling humansize v1.1.1
[INFO] [stderr]    Compiling arc-swap v1.3.2
[INFO] [stderr]    Compiling smawk v0.3.1
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling bindgen v0.59.1
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.25/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="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"' -C metadata=71dab053db1b6952 -C extra-filename=-71dab053db1b6952 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (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" "a5e7e6476d486f5157ae23e4e43e324984a68c777aefe2a2459f2d44547c0127", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5e7e6476d486f5157ae23e4e43e324984a68c777aefe2a2459f2d44547c0127", kill_on_drop: false }`
[INFO] [stdout] a5e7e6476d486f5157ae23e4e43e324984a68c777aefe2a2459f2d44547c0127