[INFO] cloning repository https://github.com/mraof/Simumech
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mraof/Simumech" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmraof%2FSimumech", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmraof%2FSimumech'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0511065a99433e05e7c776660fec23d96d5a7e37
[INFO] testing mraof/Simumech against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmraof%2FSimumech" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mraof/Simumech on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mraof/Simumech
[INFO] removed path dependency tumblr from git repo https://github.com/mraof/Simumech
[INFO] finished tweaking git repo https://github.com/mraof/Simumech
[INFO] tweaked toml for git repo https://github.com/mraof/Simumech written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/mraof/Simumech already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (tumblr) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/mraof/discord-rs`
[INFO] [stderr]     Updating git repository `https://github.com/mraof/morbitgen`
[INFO] [stderr]     Updating git repository `https://github.com/mraof/tcpgen`
[INFO] [stderr]     Updating git repository `https://github.com/mraof/rust-websocket`
[INFO] [stderr] error: the lock file /workspace/builds/worker-0/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/mraof/discord-rs`
[INFO] [stderr]     Updating git repository `https://github.com/mraof/morbitgen`
[INFO] [stderr]     Updating git repository `https://github.com/mraof/tcpgen`
[INFO] [stderr]     Updating git repository `https://github.com/mraof/rust-websocket`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (tumblr) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.68
[INFO] [stderr]   Downloaded futures-task v0.3.6
[INFO] [stderr]   Downloaded futures-sink v0.3.6
[INFO] [stderr]   Downloaded openssl-probe v0.1.2
[INFO] [stderr]   Downloaded futures-executor v0.3.6
[INFO] [stderr]   Downloaded adler32 v1.2.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.68
[INFO] [stderr]   Downloaded native-tls v0.2.4
[INFO] [stderr]   Downloaded socket2 v0.3.15
[INFO] [stderr]   Downloaded crc32fast v1.2.0
[INFO] [stderr]   Downloaded openssl v0.9.24
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[INFO] [stderr]   Downloaded hyper-native-tls v0.3.0
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[INFO] [stderr]   Downloaded smallvec v0.6.13
[INFO] [stderr]   Downloaded once_cell v1.4.1
[INFO] [stderr]   Downloaded adler v0.2.3
[INFO] [stderr]   Downloaded tokio-timer v0.2.13
[INFO] [stderr]   Downloaded crossbeam-queue v0.2.3
[INFO] [stderr]   Downloaded regex-syntax v0.6.20
[INFO] [stderr]   Downloaded gloo-events v0.1.1
[INFO] [stderr]   Downloaded redox_syscall v0.1.57
[INFO] [stderr]   Downloaded pin-utils v0.1.0
[INFO] [stderr]   Downloaded bytes v0.5.6
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[INFO] [stderr]   Downloaded wasm-bindgen v0.2.68
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[INFO] [stderr]   Downloaded pin-project-lite v0.1.10
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[INFO] [stderr]   Downloaded smallvec v1.4.2
[INFO] [stderr]   Downloaded tokio v0.2.22
[INFO] [stderr]   Downloaded walkdir v2.3.1
[INFO] [stderr]   Downloaded meval v0.2.0
[INFO] [stderr]   Downloaded base-x v0.2.6
[INFO] [stderr]   Downloaded gloo-file v0.1.0
[INFO] [stderr]   Downloaded bytes v0.4.12
[INFO] [stderr]   Downloaded anyhow v1.0.33
[INFO] [stderr]   Downloaded astro v2.0.0
[INFO] [stderr]   Downloaded multipart v0.9.1
[INFO] [stderr]   Downloaded security-framework v0.1.16
[INFO] [stderr]   Downloaded oauth-client v0.3.2
[INFO] [stderr]   Downloaded hyper-native-tls v0.2.4
[INFO] [stderr]   Downloaded tumblr v0.1.0
[INFO] [stderr]   Downloaded schannel v0.1.19
[INFO] [stderr]   Downloaded yew v0.17.3
[INFO] [stderr]   Downloaded seahash v3.0.7
[INFO] [stderr]   Downloaded serde v0.9.15
[INFO] [stderr]   Downloaded bumpalo v3.4.0
[INFO] [stderr]   Downloaded parking_lot v0.9.0
[INFO] [stderr]   Downloaded reqwest v0.5.2
[INFO] [stderr]   Downloaded gloo-console-timer v0.1.0
[INFO] [stderr]   Downloaded backtrace v0.3.53
[INFO] [stderr]   Downloaded tokio v0.1.22
[INFO] [stderr]   Downloaded crossbeam-epoch v0.8.2
[INFO] [stderr]   Downloaded thiserror-impl v1.0.21
[INFO] [stderr]   Downloaded js-sys v0.3.45
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.68
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.18
[INFO] [stderr]   Downloaded same-file v1.0.6
[INFO] [stderr]   Downloaded safemem v0.3.3
[INFO] [stderr]   Downloaded tokio-codec v0.1.2
[INFO] [stderr]   Downloaded futures v0.1.30
[INFO] [stderr]   Downloaded object v0.21.1
[INFO] [stderr]   Downloaded security-framework-sys v0.1.16
[INFO] [stderr]   Downloaded base64 v0.5.2
[INFO] [stderr]   Downloaded cfg-if v1.0.0
[INFO] [stderr]   Downloaded native-tls v0.1.5
[INFO] [stderr]   Downloaded libflate v0.1.27
[INFO] [stderr]   Downloaded futures-io v0.3.6
[INFO] [stderr]   Downloaded memoffset v0.5.6
[INFO] [stderr]   Downloaded crossbeam-deque v0.7.3
[INFO] [stderr]   Downloaded mio v0.6.22
[INFO] [stderr]   Downloaded anymap v0.12.1
[INFO] [stderr]   Downloaded core-foundation v0.7.0
[INFO] [stderr]   Downloaded security-framework-sys v0.4.3
[INFO] [stderr]   Downloaded slab v0.4.2
[INFO] [stderr]   Downloaded byteorder v1.3.4
[INFO] [stderr]   Downloaded hashbrown v0.9.1
[INFO] [stderr]   Downloaded console_error_panic_hook v0.1.6
[INFO] [stderr]   Downloaded yew-macro v0.17.0
[INFO] [stderr]   Downloaded lazy_static v1.4.0
[INFO] [stderr]   Downloaded cfg-match v0.2.1
[INFO] [stderr]   Downloaded traitobject v0.1.0
[INFO] [stderr]   Downloaded hyper v0.10.16
[INFO] [stderr]   Downloaded security-framework v0.4.4
[INFO] [stderr]   Downloaded pin-project v0.4.27
[INFO] [stderr]   Downloaded rle-decode-fast v1.0.1
[INFO] [stderr]   Downloaded foreign-types v0.3.2
[INFO] [stderr]   Downloaded openssl-sys v0.9.58
[INFO] [stderr]   Downloaded web-sys v0.3.45
[INFO] [stderr]   Downloaded serde_urlencoded v0.4.3
[INFO] [stderr]   Downloaded tower-service v0.3.0
[INFO] [stderr]   Downloaded hyper-tls v0.4.3
[INFO] [stderr]   Downloaded futures-channel v0.3.6
[INFO] [stderr]   Downloaded memchr v2.3.3
[INFO] [stderr]   Downloaded regex v1.4.1
[INFO] [stderr]   Downloaded rustc-demangle v0.1.17
[INFO] [stderr]   Downloaded boolinator v2.4.0
[INFO] [stderr]   Downloaded stdweb-internal-runtime v0.1.5
[INFO] [stderr]   Downloaded futures-core v0.3.6
[INFO] [stderr]   Downloaded futures-macro v0.3.6
[INFO] [stderr]   Downloaded gloo-timers v0.2.1
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.18
[INFO] [stderr]   Downloaded stdweb-internal-macros v0.2.9
[INFO] [stderr]   Downloaded http v0.2.1
[INFO] [stderr]   Downloaded mio-uds v0.6.8
[INFO] [stderr]   Downloaded iovec v0.1.4
[INFO] [stderr]   Downloaded tokio-reactor v0.1.12
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.6
[INFO] [stderr]   Downloaded tokio-uds v0.2.7
[INFO] [stderr]   Downloaded tokio-core v0.1.17
[INFO] [stderr]   Downloaded miniz_oxide v0.4.3
[INFO] [stderr]   Downloaded tempfile v3.1.0
[INFO] [stderr]   Downloaded scoped-tls v0.1.2
[INFO] [stderr]   Downloaded maybe-uninit v2.0.0
[INFO] [stderr]   Downloaded vcpkg v0.2.10
[INFO] [stderr]   Downloaded core-foundation-sys v0.2.3
[INFO] [stderr]   Downloaded hyper v0.13.8
[INFO] [stderr]   Downloaded core-foundation v0.2.3
[INFO] [stderr]   Downloaded try-lock v0.2.3
[INFO] [stderr]   Downloaded bincode v1.3.1
[INFO] [stderr]   Downloaded tokio-fs v0.1.7
[INFO] [stderr]   Downloaded tokio-tcp v0.1.4
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.18
[INFO] [stderr]   Downloaded tokio-udp v0.1.6
[INFO] [stderr]   Downloaded parking_lot_core v0.6.2
[INFO] [stderr]   Downloaded addr2line v0.13.0
[INFO] [stderr]   Downloaded tokio-sync v0.1.8
[INFO] [stderr]   Downloaded antidote v1.0.0
[INFO] [stderr]   Downloaded rust-crypto v0.2.36
[INFO] [stderr]   Downloaded serde_json v0.9.10
[INFO] [stderr]   Downloaded dtoa v0.4.6
[INFO] [stderr]   Downloaded itoa v0.3.4
[INFO] [stderr]   Downloaded openssl v0.10.30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", 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] 2860ad069a6722bf32aabcdf48cb667c121c6f14fecdd14802c0db39d89f92d1
[INFO] running `Command { std: "docker" "start" "-a" "2860ad069a6722bf32aabcdf48cb667c121c6f14fecdd14802c0db39d89f92d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2860ad069a6722bf32aabcdf48cb667c121c6f14fecdd14802c0db39d89f92d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2860ad069a6722bf32aabcdf48cb667c121c6f14fecdd14802c0db39d89f92d1", kill_on_drop: false }`
[INFO] [stdout] 2860ad069a6722bf32aabcdf48cb667c121c6f14fecdd14802c0db39d89f92d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74d9014ff4f9250cf749be3e646016d67e47d63f57b3218a70bcda4a699f10f3
[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" "74d9014ff4f9250cf749be3e646016d67e47d63f57b3218a70bcda4a699f10f3", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (tumblr) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.68
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling futures v0.1.30
[INFO] [stderr]    Compiling wasm-bindgen v0.2.68
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.5
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling base-x v0.2.6
[INFO] [stderr]    Compiling yew v0.17.3
[INFO] [stderr]    Compiling boolinator v2.4.0
[INFO] [stderr]    Compiling cfg-match v0.2.1
[INFO] [stderr]    Compiling discard v1.0.4
[INFO] [stderr]    Compiling anymap v0.12.1
[INFO] [stderr]    Compiling nom v1.2.4
[INFO] [stderr]    Compiling astro v2.0.0
[INFO] [stderr]    Compiling distance v0.4.0
[INFO] [stderr]    Compiling seahash v3.0.7
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling base64 v0.5.2
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling stdweb v0.4.20
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling meval v0.2.0
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[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/regex-1.4.1/src/lib.rs:618:34
[INFO] [stdout]     |
[INFO] [stdout] 618 | #![cfg_attr(feature = "pattern", feature(pattern))]
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling tcpgen v0.1.0 (https://github.com/mraof/tcpgen#28de155b)
[INFO] [stderr]    Compiling retry v1.1.0
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `regex`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "74d9014ff4f9250cf749be3e646016d67e47d63f57b3218a70bcda4a699f10f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74d9014ff4f9250cf749be3e646016d67e47d63f57b3218a70bcda4a699f10f3", kill_on_drop: false }`
[INFO] [stdout] 74d9014ff4f9250cf749be3e646016d67e47d63f57b3218a70bcda4a699f10f3
