[INFO] cloning repository https://github.com/tcr/edit-text
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tcr/edit-text" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftcr%2Fedit-text", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftcr%2Fedit-text'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2ecd6a1b7c5970b2ea4cd8bbfce4d444ad15512f
[INFO] testing tcr/edit-text against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftcr%2Fedit-text" "/workspace/builds/worker-108/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-108/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tcr/edit-text 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] removed /workspace/builds/worker-108/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/tcr/edit-text
[INFO] finished tweaking git repo https://github.com/tcr/edit-text
[INFO] tweaked toml for git repo https://github.com/tcr/edit-text written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] crate git repo https://github.com/tcr/edit-text 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]     Updating git repository `http://github.com/tcr/wasm-bindgen`
[INFO] [stderr]     Updating git repository `https://github.com/jcdyer/include-dir-macro`
[INFO] [stderr] warning: Patch `js-sys v0.3.5 (http://github.com/tcr/wasm-bindgen?rev=90193ea#90193eab)` was not used in the crate graph.
[INFO] [stderr] Patch `wasm-bindgen v0.2.28 (http://github.com/tcr/wasm-bindgen?rev=90193ea#90193eab)` was not used in the crate graph.
[INFO] [stderr] Patch `wasm-bindgen-cli-support v0.2.28 (http://github.com/tcr/wasm-bindgen?rev=90193ea#90193eab)` was not used in the crate graph.
[INFO] [stderr] Patch `wasm-bindgen-shared v0.2.28 (http://github.com/tcr/wasm-bindgen?rev=90193ea#90193eab)` was not used in the crate graph.
[INFO] [stderr] Patch `web-sys v0.3.5 (http://github.com/tcr/wasm-bindgen?rev=90193ea#90193eab)` was not used in the crate graph.
[INFO] [stderr] Check that the patched package version and available features are compatible
[INFO] [stderr] with the dependency requirements. If the patch has a different version from
[INFO] [stderr] what is locked in the Cargo.lock file, run `cargo update` to use the new
[INFO] [stderr] version. This may also occur with an optional dependency that is not enabled.
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mio-extras v2.0.5
[INFO] [stderr]   Downloaded wasm-bindgen-webidl v0.2.23
[INFO] [stderr]   Downloaded ws v0.7.9
[INFO] [stderr]   Downloaded failure_derive v0.1.3
[INFO] [stderr]   Downloaded sourcefile v0.1.4
[INFO] [stderr]   Downloaded itoa v0.4.3
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.29
[INFO] [stderr]   Downloaded ryu v0.2.7
[INFO] [stderr]   Downloaded serde_json v1.0.33
[INFO] [stderr]   Downloaded term_size v0.3.1
[INFO] [stderr]   Downloaded ascii v0.7.1
[INFO] [stderr]   Downloaded tokio-udp v0.1.3
[INFO] [stderr]   Downloaded tokio-codec v0.1.1
[INFO] [stderr]   Downloaded tokio-uds v0.2.4
[INFO] [stderr]   Downloaded url v1.7.2
[INFO] [stderr]   Downloaded rand_xorshift v0.1.0
[INFO] [stderr]   Downloaded safemem v0.3.0
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.29
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.9
[INFO] [stderr]   Downloaded scoped-tls v0.1.2
[INFO] [stderr]   Downloaded ammonia v1.2.0
[INFO] [stderr]   Downloaded diesel_derives v1.3.0
[INFO] [stderr]   Downloaded env_logger v0.5.13
[INFO] [stderr]   Downloaded strum_macros v0.11.0
[INFO] [stderr]   Downloaded juniper_codegen v0.9.2
[INFO] [stderr]   Downloaded regex v0.2.11
[INFO] [stderr]   Downloaded handlebars v0.32.4
[INFO] [stderr]   Downloaded pest v1.0.6
[INFO] [stderr]   Downloaded htmlescape v0.3.1
[INFO] [stderr]   Downloaded pest_derive v1.0.8
[INFO] [stderr]   Downloaded fsevent v0.2.17
[INFO] [stderr]   Downloaded notify v4.0.6
[INFO] [stderr]   Downloaded juniper v0.9.2
[INFO] [stderr]   Downloaded quicli v0.4.0
[INFO] [stderr]   Downloaded ascii v0.8.7
[INFO] [stderr]   Downloaded ordermap v0.2.13
[INFO] [stderr]   Downloaded globset v0.4.2
[INFO] [stderr]   Downloaded globwalk v0.3.1
[INFO] [stderr]   Downloaded rouille v2.2.0
[INFO] [stderr]   Downloaded tiny_http v0.6.0
[INFO] [stderr]   Downloaded structopt-derive v0.2.14
[INFO] [stderr]   Downloaded chrono v0.2.25
[INFO] [stderr]   Downloaded enumset v0.3.14
[INFO] [stderr]   Downloaded thread-id v2.0.0
[INFO] [stderr]   Downloaded reqwest v0.8.8
[INFO] [stderr]   Downloaded take_mut v0.2.2
[INFO] [stderr]   Downloaded new_debug_unreachable v1.0.1
[INFO] [stderr]   Downloaded cookie v0.11.0
[INFO] [stderr]   Downloaded string_cache v0.7.3
[INFO] [stderr]   Downloaded markup5ever v0.7.3
[INFO] [stderr]   Downloaded uuid v0.6.5
[INFO] [stderr]   Downloaded elasticlunr-rs v2.3.4
[INFO] [stderr]   Downloaded nix v0.11.0
[INFO] [stderr]   Downloaded security-framework v0.2.1
[INFO] [stderr]   Downloaded html5ever v0.22.5
[INFO] [stderr]   Downloaded uuid v0.7.1
[INFO] [stderr]   Downloaded reqwest v0.9.5
[INFO] [stderr]   Downloaded tendril v0.4.1
[INFO] [stderr]   Downloaded string v0.1.2
[INFO] [stderr]   Downloaded hyper-tls v0.3.1
[INFO] [stderr]   Downloaded toml-query v0.7.0
[INFO] [stderr]   Downloaded hyper v0.10.15
[INFO] [stderr]   Downloaded want v0.0.4
[INFO] [stderr]   Downloaded is-match v0.1.0
[INFO] [stderr]   Downloaded tokio-executor v0.1.5
[INFO] [stderr]   Downloaded h2 v0.1.14
[INFO] [stderr]   Downloaded hyper-tls v0.1.4
[INFO] [stderr]   Downloaded toml v0.4.10
[INFO] [stderr]   Downloaded migrations_internals v1.3.0
[INFO] [stderr]   Downloaded error-chain v0.12.0
[INFO] [stderr]   Downloaded phf_shared v0.7.23
[INFO] [stderr]   Downloaded hyper v0.12.18
[INFO] [stderr]   Downloaded fantoccini v0.11.6
[INFO] [stderr]   Downloaded security-framework-sys v0.2.1
[INFO] [stderr]   Downloaded wee_alloc v0.4.2
[INFO] [stderr]   Downloaded inotify v0.6.1
[INFO] [stderr]   Downloaded tokio-core v0.1.17
[INFO] [stderr]   Downloaded wasm-bindgen-cli-support v0.2.29
[INFO] [stderr]   Downloaded watchexec v1.9.2
[INFO] [stderr]   Downloaded commandspec v0.12.2
[INFO] [stderr]   Downloaded parity-wasm v0.35.4
[INFO] [stderr]   Downloaded mdbook v0.2.0
[INFO] [stderr]   Downloaded nom v4.1.1
[INFO] [stderr]   Downloaded web-sys v0.3.6
[INFO] [stderr]   Downloaded failure v0.1.3
[INFO] [stderr]   Downloaded phf_generator v0.7.23
[INFO] [stderr]   Downloaded safemem v0.2.0
[INFO] [stderr]   Downloaded twoway v0.1.8
[INFO] [stderr]   Downloaded rand_pcg v0.1.1
[INFO] [stderr]   Downloaded tokio v0.1.13
[INFO] [stderr]   Downloaded rand v0.3.22
[INFO] [stderr]   Downloaded mime_guess v2.0.0-alpha.6
[INFO] [stderr]   Downloaded webdriver v0.38.0
[INFO] [stderr]   Downloaded wasm-bindgen-gc v0.2.29
[INFO] [stderr]   Downloaded wasm-bindgen-wasm-interpreter v0.2.29
[INFO] [stderr]   Downloaded num v0.1.42
[INFO] [stderr]   Downloaded svgbob v0.4.1
[INFO] [stderr]   Downloaded ron v0.4.0
[INFO] [stderr]   Downloaded wbg-rand v0.4.1
[INFO] [stderr]   Downloaded mio v0.6.16
[INFO] [stderr]   Downloaded heck v0.3.0
[INFO] [stderr]   Downloaded phf v0.7.23
[INFO] [stderr]   Downloaded term v0.5.1
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.29
[INFO] [stderr]   Downloaded wasm-bindgen-threads-xform v0.2.29
[INFO] [stderr]   Downloaded threadpool v1.7.1
[INFO] [stderr]   Downloaded tokio-fs v0.1.4
[INFO] [stderr]   Downloaded num_cpus v1.9.0
[INFO] [stderr]   Downloaded js-sys v0.3.6
[INFO] [stderr]   Downloaded filetime v0.2.4
[INFO] [stderr]   Downloaded cc v1.0.25
[INFO] [stderr]   Downloaded multipart v0.13.6
[INFO] [stderr]   Downloaded syn v0.15.22
[INFO] [stderr]   Downloaded memory_units v0.4.0
[INFO] [stderr]   Downloaded byteorder v1.2.7
[INFO] [stderr]   Downloaded serde_urlencoded v0.5.4
[INFO] [stderr]   Downloaded rental v0.5.2
[INFO] [stderr]   Downloaded open v1.2.2
[INFO] [stderr]   Downloaded env_logger v0.3.5
[INFO] [stderr]   Downloaded rental-impl v0.5.2
[INFO] [stderr]   Downloaded strum v0.11.0
[INFO] [stderr]   Downloaded sequence_trie v0.3.6
[INFO] [stderr]   Downloaded libsqlite3-sys v0.9.3
[INFO] [stderr]   Downloaded taken v0.1.1
[INFO] [stderr]   Downloaded bytes v0.4.11
[INFO] [stderr]   Downloaded scheduled-thread-pool v0.2.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.6.1
[INFO] [stderr]   Downloaded pulldown-cmark-to-cmark v1.1.0
[INFO] [stderr]   Downloaded weedle v0.8.0
[INFO] [stderr]   Downloaded rand v0.4.3
[INFO] [stderr]   Downloaded crc32fast v1.1.2
[INFO] [stderr]   Downloaded libc v0.2.45
[INFO] [stderr]   Downloaded native-tls v0.2.2
[INFO] [stderr]   Downloaded encoding_rs v0.8.13
[INFO] [stderr]   Downloaded mime_guess v1.8.6
[INFO] [stderr]   Downloaded remove_dir_all v0.5.1
[INFO] [stderr]   Downloaded indexmap v1.0.2
[INFO] [stderr]   Downloaded try-lock v0.1.0
[INFO] [stderr]   Downloaded tokio-reactor v0.1.7
[INFO] [stderr]   Downloaded phf_codegen v0.7.23
[INFO] [stderr]   Downloaded tempfile v3.0.5
[INFO] [stderr]   Downloaded ignore v0.4.4
[INFO] [stderr]   Downloaded security-framework v0.1.16
[INFO] [stderr]   Downloaded tokio-current-thread v0.1.4
[INFO] [stderr]   Downloaded regex-syntax v0.6.4
[INFO] [stderr]   Downloaded iron v0.6.0
[INFO] [stderr]   Downloaded inotify-sys v0.1.3
[INFO] [stderr]   Downloaded hyper v0.11.27
[INFO] [stderr]   Downloaded mime v0.3.12
[INFO] [stderr]   Downloaded bus v1.4.1
[INFO] [stderr]   Downloaded openssl v0.9.24
[INFO] [stderr]   Downloaded tokio-io v0.1.10
[INFO] [stderr]   Downloaded http v0.1.14
[INFO] [stderr]   Downloaded openssl v0.10.15
[INFO] [stderr]   Downloaded staticfile v0.5.0
[INFO] [stderr]   Downloaded want v0.0.6
[INFO] [stderr]   Downloaded svg v0.5.11
[INFO] [stderr]   Downloaded rand v0.6.1
[INFO] [stderr]   Downloaded memchr v1.0.2
[INFO] [stderr]   Downloaded buf_redux v0.6.3
[INFO] [stderr] warning: spurious network error (2 tries remaining): [55] Failed sending data to the peer (Connection died, tried 5 times before giving up)
[INFO] [stderr]   Downloaded futures v0.1.25
[INFO] [stderr]   Downloaded time v0.1.40
[INFO] [stderr]   Downloaded pom v1.1.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.2.6
[INFO] [stderr]   Downloaded tokio-timer v0.2.8
[INFO] [stderr]   Downloaded mount v0.4.0
[INFO] [stderr]   Downloaded dotenv v0.13.0
[INFO] [stderr]   Downloaded diesel v1.3.3
[INFO] [stderr]   Downloaded string_cache_codegen v0.4.2
[INFO] [stderr]   Downloaded utf-8 v0.7.4
[INFO] [stderr]   Downloaded idna v0.1.5
[INFO] [stderr]   Downloaded chrono v0.4.6
[INFO] [stderr]   Downloaded regex v0.1.80
[INFO] [stderr]   Downloaded num-integer v0.1.39
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.29
[INFO] [stderr]   Downloaded memchr v2.1.2
[INFO] [stderr]   Downloaded aho-corasick v0.5.3
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.3
[INFO] [stderr]   Downloaded atomic-option v0.1.2
[INFO] [stderr]   Downloaded colored v1.6.1
[INFO] [stderr]   Downloaded console_error_panic_hook v0.1.5
[INFO] [stderr]   Downloaded libflate v0.1.19
[INFO] [stderr]   Downloaded yansi v0.5.0
[INFO] [stderr]   Downloaded rand_core v0.2.2
[INFO] [stderr]   Downloaded pulldown-cmark v0.1.2
[INFO] [stderr]   Downloaded regex-syntax v0.5.6
[INFO] [stderr]   Downloaded core-foundation v0.5.1
[INFO] [stderr]   Downloaded unicase v2.2.0
[INFO] [stderr]   Downloaded maplit v1.0.1
[INFO] [stderr]   Downloaded thread_local v0.2.7
[INFO] [stderr]   Downloaded smallvec v0.6.7
[INFO] [stderr]   Downloaded fsevent-sys v0.1.6
[INFO] [stderr]   Downloaded relay v0.1.1
[INFO] [stderr]   Downloaded parking_lot v0.6.4
[INFO] [stderr]   Downloaded rand_core v0.3.0
[INFO] [stderr]   Downloaded chunked_transfer v0.3.1
[INFO] [stderr]   Downloaded dtoa v0.4.3
[INFO] [stderr]   Downloaded vcpkg v0.2.6
[INFO] [stderr]   Downloaded quicli v0.3.1
[INFO] [stderr]   Downloaded clap-verbosity-flag v0.2.0
[INFO] [stderr]   Downloaded parking_lot_core v0.3.1
[INFO] [stderr]   Downloaded enumset_derive v0.2.0
[INFO] [stderr]   Downloaded clap-verbosity-flag v0.1.0
[INFO] [stderr]   Downloaded security-framework-sys v0.1.16
[INFO] [stderr]   Downloaded crossbeam-deque v0.6.2
[INFO] [stderr]   Downloaded regex-syntax v0.3.9
[INFO] [stderr]   Downloaded structopt v0.2.14
[INFO] [stderr]   Downloaded uuid v0.5.1
[INFO] [stderr]   Downloaded md5 v0.3.8
[INFO] [stderr]   Downloaded tokio-tcp v0.1.2
[INFO] [stderr]   Downloaded utf8-ranges v0.1.3
[INFO] [stderr]   Downloaded tiny_http v0.5.9
[INFO] [stderr]   Downloaded wasm-typescript-definition v0.1.4
[INFO] [stderr]   Downloaded syn v0.13.11
[INFO] [stderr]   Downloaded term-painter v0.2.4
[INFO] [stderr]   Downloaded yansi v0.3.4
[INFO] [stderr]   Downloaded arrayvec v0.4.8
[INFO] [stderr]   Downloaded r2d2 v0.8.3
[INFO] [stderr]   Downloaded r2d2-diesel v1.0.0
[INFO] [stderr]   Downloaded futures-cpupool v0.1.8
[INFO] [stderr]   Downloaded tokio-service v0.1.0
[INFO] [stderr]   Downloaded schannel v0.1.14
[INFO] [stderr]   Downloaded getopts v0.2.18
[INFO] [stderr]   Downloaded itertools v0.7.11
[INFO] [stderr]   Downloaded openssl-sys v0.9.39
[INFO] [stderr]   Downloaded native-tls v0.1.5
[INFO] [stderr]   Downloaded tokio-async-await v0.1.4
[INFO] [stderr]   Downloaded winapi-util v0.1.1
[INFO] [stderr]   Downloaded rand_chacha v0.1.0
[INFO] [stderr]   Downloaded tokio-tls v0.1.4
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.29
[INFO] [stderr]   Downloaded url v0.2.38
[INFO] [stderr]   Downloaded slab v0.4.1
[INFO] [stderr]   Downloaded unicode-normalization v0.1.7
[INFO] [stderr]   Downloaded num-iter v0.1.37
[INFO] [stderr]   Downloaded serde_derive_internals v0.24.1
[INFO] [stderr]   Downloaded redox_syscall v0.1.43
[INFO] [stderr]   Downloaded httparse v1.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] c281e0e810c875c800bf24cbe36297a53d52bce78041ae2e8e865a95a0a300d1
[INFO] running `Command { std: "docker" "start" "-a" "c281e0e810c875c800bf24cbe36297a53d52bce78041ae2e8e865a95a0a300d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c281e0e810c875c800bf24cbe36297a53d52bce78041ae2e8e865a95a0a300d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c281e0e810c875c800bf24cbe36297a53d52bce78041ae2e8e865a95a0a300d1", kill_on_drop: false }`
[INFO] [stdout] c281e0e810c875c800bf24cbe36297a53d52bce78041ae2e8e865a95a0a300d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] [stdout] bbc77accafde187d56f4ad6dd3f72472801ff5aa90670ac0b61451507351756e
[INFO] running `Command { std: "docker" "start" "-a" "bbc77accafde187d56f4ad6dd3f72472801ff5aa90670ac0b61451507351756e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: Patch `js-sys v0.3.5 (http://github.com/tcr/wasm-bindgen?rev=90193ea#90193eab)` was not used in the crate graph.
[INFO] [stderr] Patch `wasm-bindgen v0.2.28 (http://github.com/tcr/wasm-bindgen?rev=90193ea#90193eab)` was not used in the crate graph.
[INFO] [stderr] Patch `wasm-bindgen-cli-support v0.2.28 (http://github.com/tcr/wasm-bindgen?rev=90193ea#90193eab)` was not used in the crate graph.
[INFO] [stderr] Patch `wasm-bindgen-shared v0.2.28 (http://github.com/tcr/wasm-bindgen?rev=90193ea#90193eab)` was not used in the crate graph.
[INFO] [stderr] Patch `web-sys v0.3.5 (http://github.com/tcr/wasm-bindgen?rev=90193ea#90193eab)` was not used in the crate graph.
[INFO] [stderr] Check that the patched package version and available features are compatible
[INFO] [stderr] with the dependency requirements. If the patch has a different version from
[INFO] [stderr] what is locked in the Cargo.lock file, run `cargo update` to use the new
[INFO] [stderr] version. This may also occur with an optional dependency that is not enabled.
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling serde v1.0.82
[INFO] [stderr]    Compiling futures v0.1.25
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.9
[INFO] [stderr]    Compiling slab v0.4.1
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.29
[INFO] [stderr]    Compiling unicode-normalization v0.1.7
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling safemem v0.3.0
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling wasm-bindgen v0.2.29
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling crossbeam-utils v0.5.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling chunked_transfer v0.3.1
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling taken v0.1.1
[INFO] [stderr]    Compiling yansi v0.3.4
[INFO] [stderr]    Compiling scoped-tls v0.1.2
[INFO] [stderr]    Compiling htmlescape v0.3.1
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]    Compiling crc32fast v1.1.2
[INFO] [stderr]    Compiling try-lock v0.1.0
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling antidote v1.0.0
[INFO] [stderr]    Compiling encoding_rs v0.8.13
[INFO] [stderr]    Compiling safemem v0.2.0
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling utf-8 v0.7.4
[INFO] [stderr]    Compiling sourcefile v0.1.4
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling dtoa v0.4.3
[INFO] [stderr]    Compiling ascii v0.8.7
[INFO] [stderr]    Compiling wee_alloc v0.4.2
[INFO] [stderr]    Compiling modifier v0.1.0
[INFO] [stderr]    Compiling open v1.2.2
[INFO] [stderr]    Compiling sequence_trie v0.3.6
[INFO] [stderr]    Compiling ascii v0.7.1
[INFO] [stderr]    Compiling atomic-option v0.1.2
[INFO] [stderr]    Compiling memory_units v0.4.0
[INFO] [stderr]    Compiling md5 v0.3.8
[INFO] [stderr]    Compiling strum v0.11.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling is-match v0.1.0
[INFO] [stderr]    Compiling pom v1.1.0
[INFO] [stderr]    Compiling svg v0.5.11
[INFO] [stderr]    Compiling crossbeam-utils v0.6.3
[INFO] [stderr]    Compiling arrayvec v0.4.8
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling unicase v2.2.0
[INFO] [stderr]    Compiling colored v1.6.1
[INFO] [stderr]    Compiling unsafe-any v0.4.2
[INFO] [stderr]    Compiling parity-wasm v0.35.4
[INFO] [stderr]    Compiling term v0.5.1
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling smallvec v0.6.7
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling term_size v0.3.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.1
[INFO] [stderr]    Compiling filetime v0.2.4
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling inotify-sys v0.1.3
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling nom v4.1.1
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling globset v0.4.2
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.25/src/lib.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 | #![cfg_attr(feature = "nightly", feature(pin))]
[INFO] [stdout]     |                                  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling getopts v0.2.18
[INFO] [stderr] error: could not compile `cc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cc /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.25/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=322933dd38aa500a -C extra-filename=-322933dd38aa500a --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" "bbc77accafde187d56f4ad6dd3f72472801ff5aa90670ac0b61451507351756e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbc77accafde187d56f4ad6dd3f72472801ff5aa90670ac0b61451507351756e", kill_on_drop: false }`
[INFO] [stdout] bbc77accafde187d56f4ad6dd3f72472801ff5aa90670ac0b61451507351756e
