[INFO] cloning repository https://github.com/bnjbvr/better-rss
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bnjbvr/better-rss" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbnjbvr%2Fbetter-rss", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbnjbvr%2Fbetter-rss'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d63e28d2b6699da8b26934dbea229ddaad3d883e
[INFO] testing bnjbvr/better-rss against master#61469b682c2b0bf9cebc4622f1859e2bb3b7ebca for pr-91743
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbnjbvr%2Fbetter-rss" "/workspace/builds/worker-105/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-105/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bnjbvr/better-rss on toolchain 61469b682c2b0bf9cebc4622f1859e2bb3b7ebca
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bnjbvr/better-rss
[INFO] finished tweaking git repo https://github.com/bnjbvr/better-rss
[INFO] tweaked toml for git repo https://github.com/bnjbvr/better-rss written to /workspace/builds/worker-105/source/Cargo.toml
[INFO] crate git repo https://github.com/bnjbvr/better-rss already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "fetch" "--manifest-path" "Cargo.toml", 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]  Downloading crates ...
[INFO] [stderr]   Downloaded try_from v0.3.2
[INFO] [stderr]   Downloaded native-tls v0.2.3
[INFO] [stderr]   Downloaded serde v1.0.70
[INFO] [stderr]   Downloaded aho-corasick v0.6.10
[INFO] [stderr]   Downloaded regex v1.0.3
[INFO] [stderr]   Downloaded json v0.11.13
[INFO] [stderr]   Downloaded chrono v0.4.4
[INFO] [stderr]   Downloaded html5ever v0.18.0
[INFO] [stderr]   Downloaded utf-8 v0.7.2
[INFO] [stderr]   Downloaded string_cache_shared v0.3.0
[INFO] [stderr]   Downloaded siphasher v0.2.2
[INFO] [stderr]   Downloaded phf_generator v0.7.22
[INFO] [stderr]   Downloaded string_cache v0.6.2
[INFO] [stderr]   Downloaded mac v0.1.1
[INFO] [stderr]   Downloaded debug_unreachable v0.1.1
[INFO] [stderr]   Downloaded precomputed-hash v0.1.1
[INFO] [stderr]   Downloaded bitflags v1.0.3
[INFO] [stderr]   Downloaded derive_builder v0.5.1
[INFO] [stderr]   Downloaded syn v0.15.39
[INFO] [stderr]   Downloaded num-traits v0.2.5
[INFO] [stderr]   Downloaded futf v0.1.4
[INFO] [stderr]   Downloaded crossbeam-deque v0.7.1
[INFO] [stderr]   Downloaded tokio v0.1.21
[INFO] [stderr]   Downloaded hyper v0.12.28
[INFO] [stderr]   Downloaded tokio-timer v0.2.11
[INFO] [stderr]   Downloaded string v0.2.1
[INFO] [stderr]   Downloaded adler32 v1.0.3
[INFO] [stderr]   Downloaded utf8-ranges v1.0.3
[INFO] [stderr]   Downloaded tempfile v3.0.9
[INFO] [stderr]   Downloaded cookie_store v0.7.0
[INFO] [stderr]   Downloaded lazycell v0.6.0
[INFO] [stderr]   Downloaded cookie v0.12.0
[INFO] [stderr]   Downloaded security-framework-sys v0.3.1
[INFO] [stderr]   Downloaded mime v0.3.8
[INFO] [stderr]   Downloaded security-framework v0.3.1
[INFO] [stderr]   Downloaded schannel v0.1.13
[INFO] [stderr]   Downloaded miniz_oxide v0.2.1
[INFO] [stderr]   Downloaded miniz_oxide_c_api v0.2.1
[INFO] [stderr]   Downloaded http v0.1.17
[INFO] [stderr]   Downloaded vcpkg v0.2.4
[INFO] [stderr]   Downloaded flate2 v1.0.9
[INFO] [stderr]   Downloaded h2 v0.1.25
[INFO] [stderr]   Downloaded serde_json v1.0.24
[INFO] [stderr]   Downloaded bytes v0.4.8
[INFO] [stderr]   Downloaded regex-syntax v0.6.7
[INFO] [stderr]   Downloaded backtrace-sys v0.1.23
[INFO] [stderr]   Downloaded rustc-demangle v0.1.8
[INFO] [stderr]   Downloaded tokio-tcp v0.1.0
[INFO] [stderr]   Downloaded encoding_rs v0.8.17
[INFO] [stderr]   Downloaded openssl-sys v0.9.47
[INFO] [stderr]   Downloaded encoding_rs v0.7.2
[INFO] [stderr]   Downloaded rss v1.5.0
[INFO] [stderr]   Downloaded itoa v0.4.2
[INFO] [stderr]   Downloaded tokio-io v0.1.7
[INFO] [stderr]   Downloaded tokio-reactor v0.1.2
[INFO] [stderr]   Downloaded mio v0.6.15
[INFO] [stderr]   Downloaded futures v0.1.23
[INFO] [stderr]   Downloaded serde_urlencoded v0.5.2
[INFO] [stderr]   Downloaded cfg-if v0.1.4
[INFO] [stderr]   Downloaded cc v1.0.18
[INFO] [stderr]   Downloaded tokio-current-thread v0.1.6
[INFO] [stderr]   Downloaded publicsuffix v1.5.2
[INFO] [stderr]   Downloaded hyper-tls v0.3.2
[INFO] [stderr]   Downloaded uuid v0.7.4
[INFO] [stderr]   Downloaded openssl v0.10.23
[INFO] [stderr]   Downloaded pkg-config v0.3.11
[INFO] [stderr]   Downloaded synstructure v0.10.2
[INFO] [stderr]   Downloaded reqwest v0.9.18
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.14
[INFO] [stderr]   Downloaded tokio-executor v0.1.7
[INFO] [stderr]   Downloaded serde_derive v1.0.70
[INFO] [stderr]   Downloaded error-chain v0.12.1
[INFO] [stderr]   Downloaded derive_builder_core v0.2.0
[INFO] [stderr]   Downloaded quick-xml v0.12.1
[INFO] [stderr]   Downloaded phf v0.7.22
[INFO] [stderr]   Downloaded phf_codegen v0.7.22
[INFO] [stderr]   Downloaded syn v0.14.4
[INFO] [stderr]   Downloaded string_cache_codegen v0.4.1
[INFO] [stderr]   Downloaded phf_shared v0.7.22
[INFO] [stderr]   Downloaded new_debug_unreachable v1.0.1
[INFO] [stderr]   Downloaded tendril v0.3.1
[INFO] [stderr]   Downloaded markup5ever v0.3.2
[INFO] [stderr]   Downloaded select v0.4.2
[INFO] [stderr]   Downloaded quote v0.6.3
[INFO] [stderr]   Downloaded yaml-rust v0.4.0
[INFO] [stderr]   Downloaded serde_yaml v0.7.5
[INFO] [stderr]   Downloaded tokio-trace-core v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3dc6297582cdf147e65359243ff2550565c465508ffe46a0b19baaa131eab5c
[INFO] running `Command { std: "docker" "start" "-a" "b3dc6297582cdf147e65359243ff2550565c465508ffe46a0b19baaa131eab5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3dc6297582cdf147e65359243ff2550565c465508ffe46a0b19baaa131eab5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3dc6297582cdf147e65359243ff2550565c465508ffe46a0b19baaa131eab5c", kill_on_drop: false }`
[INFO] [stdout] b3dc6297582cdf147e65359243ff2550565c465508ffe46a0b19baaa131eab5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df9aaf0b8a100921c210adf731a3ad4fdbe58023121f837eaabc834ec39cdd47
[INFO] running `Command { std: "docker" "start" "-a" "df9aaf0b8a100921c210adf731a3ad4fdbe58023121f837eaabc834ec39cdd47", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling cfg-if v0.1.4
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling futures v0.1.23
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling rustc-demangle v0.1.8
[INFO] [stderr]    Compiling matches v0.1.6
[INFO] [stderr]    Compiling itoa v0.4.2
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.7
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling lazycell v0.6.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling openssl v0.10.23
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.0.3
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling dtoa v0.4.3
[INFO] [stderr]    Compiling httparse v1.3.2
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling utf-8 v0.7.2
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling try-lock v0.2.2
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling indexmap v1.0.2
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.3
[INFO] [stderr]    Compiling encoding_rs v0.8.17
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling derive_builder v0.5.1
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling linked-hash-map v0.5.1
[INFO] [stderr]    Compiling bit-vec v0.4.4
[INFO] [stderr]    Compiling json v0.11.13
[INFO] [stderr]    Compiling bit-set v0.4.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling yaml-rust v0.4.0
[INFO] [stderr]    Compiling miniz_oxide v0.2.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling regex-syntax v0.6.7
[INFO] [stderr]    Compiling encoding_rs v0.7.2
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling tokio-trace-core v0.2.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling debug_unreachable v0.1.1
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.1
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling tendril v0.3.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling openssl-sys v0.9.47
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.1
[INFO] [stderr]    Compiling phf_shared v0.7.22
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling mime v0.3.8
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling phf v0.7.22
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling bytes v0.4.8
[INFO] [stderr]    Compiling syn v0.14.4
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling mio v0.6.15
[INFO] [stderr]    Compiling chrono v0.4.4
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling phf_generator v0.7.22
[INFO] [stderr]    Compiling http v0.1.17
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling phf_codegen v0.7.22
[INFO] [stderr]    Compiling string_cache_codegen v0.4.1
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling tokio-executor v0.1.7
[INFO] [stderr]    Compiling tokio-io v0.1.7
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling flate2 v1.0.9
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling tokio-threadpool v0.1.14
[INFO] [stderr]    Compiling tokio-timer v0.2.11
[INFO] [stderr]    Compiling derive_builder_core v0.2.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.2
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling h2 v0.1.25
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr] error: could not compile `regex`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-1.0.3/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="use_std"' -C metadata=b71ce413a567f15e -C extra-filename=-b71ce413a567f15e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern aho_corasick=/opt/rustwide/target/debug/deps/libaho_corasick-7074753eae71fc45.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-894b33bbf4b08389.rmeta --extern regex_syntax=/opt/rustwide/target/debug/deps/libregex_syntax-9aa43e7e1d113989.rmeta --extern thread_local=/opt/rustwide/target/debug/deps/libthread_local-0bf60bf4cdf1b7ba.rmeta --extern utf8_ranges=/opt/rustwide/target/debug/deps/libutf8_ranges-c909a401b1abe818.rmeta --cap-lints allow --cap-lints=forbid --cfg regex_runtime_teddy_ssse3 --cfg regex_runtime_teddy_avx2` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "df9aaf0b8a100921c210adf731a3ad4fdbe58023121f837eaabc834ec39cdd47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df9aaf0b8a100921c210adf731a3ad4fdbe58023121f837eaabc834ec39cdd47", kill_on_drop: false }`
[INFO] [stdout] df9aaf0b8a100921c210adf731a3ad4fdbe58023121f837eaabc834ec39cdd47