[INFO] cloning repository https://github.com/cinnabaris/arche
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cinnabaris/arche" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcinnabaris%2Farche", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcinnabaris%2Farche'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 980cdf77dc6285d8b2ee24d09f2505837faa1305
[INFO] testing cinnabaris/arche against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcinnabaris%2Farche" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cinnabaris/arche on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cinnabaris/arche
[INFO] finished tweaking git repo https://github.com/cinnabaris/arche
[INFO] tweaked toml for git repo https://github.com/cinnabaris/arche written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/cinnabaris/arche already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14a14525a6daa08dcf815b6f3af2535edaf3a1dbb7156625675f3875c8922f84
[INFO] running `Command { std: "docker" "start" "-a" "14a14525a6daa08dcf815b6f3af2535edaf3a1dbb7156625675f3875c8922f84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14a14525a6daa08dcf815b6f3af2535edaf3a1dbb7156625675f3875c8922f84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14a14525a6daa08dcf815b6f3af2535edaf3a1dbb7156625675f3875c8922f84", kill_on_drop: false }`
[INFO] [stdout] 14a14525a6daa08dcf815b6f3af2535edaf3a1dbb7156625675f3875c8922f84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3529ddfa10e02959c312f33b23136682f9c906c95b36cc219aaae4d2622d313
[INFO] running `Command { std: "docker" "start" "-a" "d3529ddfa10e02959c312f33b23136682f9c906c95b36cc219aaae4d2622d313", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]    Compiling lazy_static v1.0.2
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling matches v0.1.7
[INFO] [stderr]    Compiling futures v0.1.23
[INFO] [stderr]    Compiling unicode-normalization v0.1.7
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling pkg-config v0.3.12
[INFO] [stderr]    Compiling dtoa v0.4.3
[INFO] [stderr]    Compiling itoa v0.4.2
[INFO] [stderr]    Compiling httparse v1.3.2
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling yansi v0.4.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling rustc-demangle v0.1.9
[INFO] [stderr]    Compiling arrayref v0.3.4
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling num-complex v0.2.0
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling antidote v1.0.0
[INFO] [stderr]    Compiling matrixmultiply v0.1.14
[INFO] [stderr]    Compiling regex v1.0.2
[INFO] [stderr]    Compiling pear v0.0.19
[INFO] [stderr]    Compiling state v0.4.1
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling pq-sys v0.4.6
[INFO] [stderr]    Compiling redis v0.8.0
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling unidecode v0.3.0
[INFO] [stderr]    Compiling derive_builder v0.5.1
[INFO] [stderr]    Compiling approx v0.1.1
[INFO] [stderr]    Compiling uuid v0.5.1
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling bit-vec v0.4.4
[INFO] [stderr]    Compiling clamp v0.1.0
[INFO] [stderr]    Compiling humansize v1.1.0
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling bufstream v0.1.3
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling ipnetwork v0.12.8
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling if_chain v0.1.3
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling crossbeam v0.3.2
[INFO] [stderr]    Compiling md5 v0.3.7
[INFO] [stderr]    Compiling rust-ini v0.10.3
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling isatty v0.1.8
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling base64 v0.9.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.9
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling miniz_oxide v0.1.3
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling regex-syntax v0.6.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]    Compiling unsafe-any v0.4.2
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling yaml-rust v0.4.0
[INFO] [stderr]    Compiling xml-rs v0.3.6
[INFO] [stderr]    Compiling rand v0.5.4
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling pear_codegen v0.0.19
[INFO] [stderr]    Compiling rocket v0.3.15
[INFO] [stderr]    Compiling email v0.0.19
[INFO] [stderr]    Compiling rocket_codegen v0.3.15
[INFO] [stderr]    Compiling msdos_time v0.1.6
[INFO] [stderr]    Compiling cookie v0.10.1
[INFO] [stderr]    Compiling uuid v0.6.5
[INFO] [stderr]    Compiling bytes v0.4.9
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling smallvec v0.6.3
[INFO] [stderr]    Compiling humantime v1.1.1
[INFO] [stderr]    Compiling rustc_version v0.2.2
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling aho-corasick v0.6.6
[INFO] [stderr]    Compiling csv-core v0.1.4
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling tokio-executor v0.1.2
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling relay v0.1.1
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling slug v0.1.3
[INFO] [stderr]    Compiling quote v0.6.4
[INFO] [stderr]    Compiling libsodium-sys v0.0.16
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling eui48 v0.3.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling approx v0.2.1
[INFO] [stderr]    Compiling openssl-sys v0.9.33
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.1.3
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling bzip2-sys v0.1.6
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling http v0.1.8
[INFO] [stderr]    Compiling tokio-timer v0.2.4
[INFO] [stderr]    Compiling syn v0.14.5
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling ordered-float v0.5.0
[INFO] [stderr] error: could not compile `rustc-serialize`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name rustc_serialize /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.24/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 -C metadata=3a45b7a0cb68c0b0 -C extra-filename=-3a45b7a0cb68c0b0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (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" "d3529ddfa10e02959c312f33b23136682f9c906c95b36cc219aaae4d2622d313", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3529ddfa10e02959c312f33b23136682f9c906c95b36cc219aaae4d2622d313", kill_on_drop: false }`
[INFO] [stdout] d3529ddfa10e02959c312f33b23136682f9c906c95b36cc219aaae4d2622d313