[INFO] fetching crate kipa 0.2.10...
[INFO] testing kipa-0.2.10 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate kipa 0.2.10 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate kipa 0.2.10 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kipa 0.2.10
[INFO] finished tweaking crates.io crate kipa 0.2.10
[INFO] tweaked toml for crates.io crate kipa 0.2.10 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate kipa 0.2.10 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded phf_generator v0.7.24
[INFO] [stderr]   Downloaded precomputed-hash v0.1.1
[INFO] [stderr]   Downloaded new_debug_unreachable v1.0.4
[INFO] [stderr]   Downloaded generic-array v0.12.3
[INFO] [stderr]   Downloaded ucd-util v0.1.7
[INFO] [stderr]   Downloaded bit-set v0.5.1
[INFO] [stderr]   Downloaded docopt v1.1.0
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[INFO] [stderr]   Downloaded protoc v2.10.1
[INFO] [stderr]   Downloaded error-chain v0.12.1
[INFO] [stderr]   Downloaded clap v2.33.0
[INFO] [stderr]   Downloaded fake-simd v0.1.2
[INFO] [stderr]   Downloaded syntex v0.42.2
[INFO] [stderr]   Downloaded siphasher v0.2.3
[INFO] [stderr]   Downloaded ipnetwork v0.15.1
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[INFO] [stderr]   Downloaded miniz_oxide v0.3.5
[INFO] [stderr]   Downloaded utf8-ranges v1.0.4
[INFO] [stderr]   Downloaded bit-vec v0.5.1
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[INFO] [stderr]   Downloaded itoa v0.4.5
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[INFO] [stderr]   Downloaded failure_derive v0.1.6
[INFO] [stderr]   Downloaded regex-syntax v0.6.14
[INFO] [stderr]   Downloaded backtrace v0.3.43
[INFO] [stderr]   Downloaded bindgen v0.51.1
[INFO] [stderr]   Downloaded bzip2 v0.3.3
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[INFO] [stderr]   Downloaded lalrpop-util v0.17.2
[INFO] [stderr]   Downloaded string_cache_shared v0.3.0
[INFO] [stderr]   Downloaded string_cache v0.7.5
[INFO] [stderr]   Downloaded pnet v0.25.0
[INFO] [stderr]   Downloaded pnet_packet v0.25.0
[INFO] [stderr]   Downloaded vec_map v0.8.1
[INFO] [stderr]   Downloaded term v0.5.2
[INFO] [stderr]   Downloaded diff v0.1.12
[INFO] [stderr]   Downloaded pnet_transport v0.25.0
[INFO] [stderr]   Downloaded mach_o_sys v0.1.1
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.6
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.6
[INFO] [stderr]   Downloaded failure v0.1.6
[INFO] [stderr]   Downloaded redox_users v0.3.4
[INFO] [stderr]   Downloaded buffered-reader v0.13.0
[INFO] [stderr]   Downloaded rustc-hash v1.0.1
[INFO] [stderr]   Downloaded backtrace-sys v0.1.32
[INFO] [stderr]   Downloaded bzip2-sys v0.1.7
[INFO] [stderr]   Downloaded thread_local v0.3.6
[INFO] [stderr]   Downloaded pnet_macros v0.21.0
[INFO] [stderr]   Downloaded string_cache_codegen v0.4.4
[INFO] [stderr]   Downloaded digest v0.8.1
[INFO] [stderr]   Downloaded block-padding v0.1.5
[INFO] [stderr]   Downloaded unicode-normalization v0.1.9
[INFO] [stderr]   Downloaded sha2 v0.8.1
[INFO] [stderr]   Downloaded sequoia-openpgp v0.13.0
[INFO] [stderr]   Downloaded synstructure v0.12.3
[INFO] [stderr]   Downloaded syn v1.0.14
[INFO] [stderr]   Downloaded arrayvec v0.5.1
[INFO] [stderr]   Downloaded opaque-debug v0.2.3
[INFO] [stderr]   Downloaded clang-sys v0.28.1
[INFO] [stderr]   Downloaded chrono v0.4.10
[INFO] [stderr]   Downloaded rand_chacha v0.2.1
[INFO] [stderr]   Downloaded ryu v1.0.2
[INFO] [stderr]   Downloaded slog-json v2.3.0
[INFO] [stderr]   Downloaded quote v1.0.2
[INFO] [stderr]   Downloaded crossbeam-utils v0.7.0
[INFO] [stderr]   Downloaded libc v0.2.66
[INFO] [stderr]   Downloaded num_cpus v1.12.0
[INFO] [stderr]   Downloaded slog-async v2.4.0
[INFO] [stderr]   Downloaded quickcheck v0.9.2
[INFO] [stderr]   Downloaded dirs v2.0.2
[INFO] [stderr]   Downloaded dirs v1.0.5
[INFO] [stderr]   Downloaded syntex_errors v0.42.0
[INFO] [stderr]   Downloaded pnet_sys v0.25.0
[INFO] [stderr]   Downloaded unicode-xid v0.0.3
[INFO] [stderr]   Downloaded cc v1.0.50
[INFO] [stderr]   Downloaded nettle-src v3.5.1-2
[INFO] [stderr]   Downloaded block-buffer v0.7.3
[INFO] [stderr]   Downloaded nettle v5.0.3
[INFO] [stderr]   Downloaded serde_json v1.0.45
[INFO] [stderr]   Downloaded unicode-width v0.1.7
[INFO] [stderr]   Downloaded periodic v0.1.1
[INFO] [stderr]   Downloaded pnet_base v0.22.0
[INFO] [stderr]   Downloaded remotery v0.1.2
[INFO] [stderr]   Downloaded nettle-sys v2.0.4
[INFO] [stderr]   Downloaded rust-argon2 v0.7.0
[INFO] [stderr]   Downloaded protobuf-codegen v2.10.1
[INFO] [stderr]   Downloaded remove_dir_all v0.5.2
[INFO] [stderr]   Downloaded lalrpop v0.17.2
[INFO] [stderr]   Downloaded spectral v0.6.0
[INFO] [stderr]   Downloaded memsec v0.5.7
[INFO] [stderr]   Downloaded slog v2.5.2
[INFO] [stderr]   Downloaded regex v1.3.4
[INFO] [stderr]   Downloaded c2-chacha v0.2.3
[INFO] [stderr]   Downloaded crossbeam-channel v0.3.9
[INFO] [stderr]   Downloaded proc-macro2 v1.0.8
[INFO] [stderr]   Downloaded serde_derive v1.0.104
[INFO] [stderr]   Downloaded dirs-sys v0.3.4
[INFO] [stderr]   Downloaded serde v1.0.104
[INFO] [stderr]   Downloaded slog-term v2.5.0
[INFO] [stderr]   Downloaded blake2b_simd v0.5.10
[INFO] [stderr]   Downloaded time v0.1.42
[INFO] [stderr]   Downloaded hermit-abi v0.1.6
[INFO] [stderr]   Downloaded threadpool v1.7.1
[INFO] [stderr]   Downloaded pnet_macros_support v0.25.0
[INFO] [stderr]   Downloaded regex-syntax v0.5.6
[INFO] [stderr]   Downloaded regex v0.2.11
[INFO] [stderr]   Downloaded protoc-rust v2.10.1
[INFO] [stderr]   Downloaded aho-corasick v0.6.10
[INFO] [stderr]   Downloaded protobuf v2.10.1
[INFO] [stderr]   Downloaded ascii-canvas v2.0.0
[INFO] [stderr]   Downloaded ena v0.13.1
[INFO] [stderr]   Downloaded syntex_pos v0.42.0
[INFO] [stderr]   Downloaded term v0.4.6
[INFO] [stderr]   Downloaded syntex_syntax v0.42.0
[INFO] [stderr]   Downloaded typenum v1.11.2
[INFO] [stderr]   Downloaded ordermap v0.3.5
[INFO] [stderr]   Downloaded phf_shared v0.7.24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f90c42502ee1b70e37e1994198b04c6150e4608c3f44fb0d4ab36747c87e5b9d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f90c42502ee1b70e37e1994198b04c6150e4608c3f44fb0d4ab36747c87e5b9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f90c42502ee1b70e37e1994198b04c6150e4608c3f44fb0d4ab36747c87e5b9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f90c42502ee1b70e37e1994198b04c6150e4608c3f44fb0d4ab36747c87e5b9d", kill_on_drop: false }`
[INFO] [stdout] f90c42502ee1b70e37e1994198b04c6150e4608c3f44fb0d4ab36747c87e5b9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b98680c4df04981aa4f1d179c23bfe18e69888ed84b1107f09743965003bec3b
[INFO] running `Command { std: "docker" "start" "-a" "b98680c4df04981aa4f1d179c23bfe18e69888ed84b1107f09743965003bec3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling ucd-util v0.1.7
[INFO] [stderr]    Compiling bindgen v0.51.1
[INFO] [stderr]    Compiling protobuf v2.10.1
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling pnet_base v0.22.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling lalrpop-util v0.17.2
[INFO] [stderr]    Compiling memsec v0.5.7
[INFO] [stderr]    Compiling pnet v0.25.0
[INFO] [stderr]    Compiling periodic v0.1.1
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling nettle-src v3.5.1-2
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling pnet_macros_support v0.25.0
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling pnet_sys v0.25.0
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling ena v0.13.1
[INFO] [stderr]    Compiling protoc v2.10.1
[INFO] [stderr]    Compiling rustc-hash v1.0.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling sha2 v0.8.1
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling slog-async v2.4.0
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling backtrace v0.3.43
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling buffered-reader v0.13.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling error-chain v0.12.1
[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 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.14/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --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=a64d515f5e0b5f00 -C extra-filename=-a64d515f5e0b5f00 --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" "b98680c4df04981aa4f1d179c23bfe18e69888ed84b1107f09743965003bec3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b98680c4df04981aa4f1d179c23bfe18e69888ed84b1107f09743965003bec3b", kill_on_drop: false }`
[INFO] [stdout] b98680c4df04981aa4f1d179c23bfe18e69888ed84b1107f09743965003bec3b
