[INFO] cloning repository https://github.com/leo60228/mastocrom
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/leo60228/mastocrom" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleo60228%2Fmastocrom", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleo60228%2Fmastocrom'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ae1825f26bd8868471ecf5c4a95bd8b44c6d000
[INFO] testing leo60228/mastocrom 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%2Fleo60228%2Fmastocrom" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/leo60228/mastocrom 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/leo60228/mastocrom
[INFO] finished tweaking git repo https://github.com/leo60228/mastocrom
[INFO] tweaked toml for git repo https://github.com/leo60228/mastocrom written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/leo60228/mastocrom 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]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt v0.3.14
[INFO] [stderr]   Downloaded data-encoding v2.2.1
[INFO] [stderr]   Downloaded polyval v0.4.0
[INFO] [stderr]   Downloaded universal-hash v0.4.0
[INFO] [stderr]   Downloaded graphql-introspection-query v0.1.0
[INFO] [stderr]   Downloaded attohttpc v0.13.0
[INFO] [stderr]   Downloaded surf v2.0.0-alpha.4
[INFO] [stderr]   Downloaded curl v0.4.31
[INFO] [stderr]   Downloaded aesni v0.7.0
[INFO] [stderr]   Downloaded aead v0.3.2
[INFO] [stderr]   Downloaded ghash v0.3.0
[INFO] [stderr]   Downloaded sluice v0.5.2
[INFO] [stderr]   Downloaded graphql_client v0.9.0
[INFO] [stderr]   Downloaded block-cipher v0.7.1
[INFO] [stderr]   Downloaded flexi_logger v0.15.2
[INFO] [stderr]   Downloaded byte-pool v0.2.2
[INFO] [stderr]   Downloaded elefren v0.22.0
[INFO] [stderr]   Downloaded async-h1 v2.1.2
[INFO] [stderr]   Downloaded aes-soft v0.4.0
[INFO] [stderr]   Downloaded isahc v0.9.7
[INFO] [stderr]   Downloaded aes v0.4.0
[INFO] [stderr]   Downloaded standback v0.2.9
[INFO] [stderr]   Downloaded curl-sys v0.4.34+curl-7.71.1
[INFO] [stderr]   Downloaded http-types v2.4.0
[INFO] [stderr]   Downloaded http-client v3.0.0
[INFO] [stderr]   Downloaded structopt-derive v0.4.7
[INFO] [stderr]   Downloaded async-channel v1.4.0
[INFO] [stderr]   Downloaded crom v0.2.0
[INFO] [stderr]   Downloaded lazy_format v1.7.4
[INFO] [stderr]   Downloaded openssl-src v111.9.0+1.1.1g
[INFO] [stderr]   Downloaded aes-gcm v0.6.0
[INFO] [stderr]   Downloaded graphql-parser v0.2.3
[INFO] [stderr]   Downloaded graphql_client_codegen v0.9.0
[INFO] [stderr]   Downloaded graphql_query_derive v0.9.0
[INFO] [stderr]   Downloaded event-listener v2.3.3
[INFO] [stderr]   Downloaded hkdf v0.9.0
[INFO] [stderr]   Downloaded infer v0.1.7
[INFO] [stderr]   Downloaded serde_qs v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] 3198e4e31670d6acae9bf2662b7a02cb4a668cac4ec8ee14d417f3b48642cd66
[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" "3198e4e31670d6acae9bf2662b7a02cb4a668cac4ec8ee14d417f3b48642cd66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3198e4e31670d6acae9bf2662b7a02cb4a668cac4ec8ee14d417f3b48642cd66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3198e4e31670d6acae9bf2662b7a02cb4a668cac4ec8ee14d417f3b48642cd66", kill_on_drop: false }`
[INFO] [stdout] 3198e4e31670d6acae9bf2662b7a02cb4a668cac4ec8ee14d417f3b48642cd66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 5395e0c050ff279678ce1b5d86f42904816835a6dcb0578a34999d8295135833
[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" "5395e0c050ff279678ce1b5d86f42904816835a6dcb0578a34999d8295135833", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.67
[INFO] [stderr]    Compiling wasm-bindgen v0.2.67
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling event-listener v2.3.3
[INFO] [stderr]    Compiling data-encoding v2.2.1
[INFO] [stderr]    Compiling send_wrapper v0.4.0
[INFO] [stderr]    Compiling curl v0.4.31
[INFO] [stderr]    Compiling infer v0.1.7
[INFO] [stderr]    Compiling isahc v0.9.7
[INFO] [stderr]    Compiling tap-reader v1.0.1
[INFO] [stderr]    Compiling lazy_format v1.7.4
[INFO] [stderr]    Compiling cookie v0.14.2
[INFO] [stderr]    Compiling openssl-src v111.9.0+1.1.1g
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.4+1.41.0
[INFO] [stderr]    Compiling tracing-core v0.1.13
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling curl-sys v0.4.34+curl-7.71.1
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling async-channel v1.4.0
[INFO] [stderr]    Compiling backtrace v0.3.48
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling futures-lite v0.1.10
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]    Compiling flate2 v1.0.14
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling crossbeam-channel v0.4.3
[INFO] [stderr]    Compiling block-cipher v0.7.1
[INFO] [stderr]    Compiling universal-hash v0.4.0
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling aead v0.3.2
[INFO] [stderr]    Compiling openssl-sys v0.9.57
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling hyper-old-types v0.11.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling byte-pool v0.2.2
[INFO] [stderr]    Compiling aes-soft v0.4.0
[INFO] [stderr]    Compiling polyval v0.4.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling hmac v0.8.1
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling blocking v0.4.7
[INFO] [stderr]    Compiling ghash v0.3.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling aes v0.4.0
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling hkdf v0.9.0
[INFO] [stderr]    Compiling aes-gcm v0.6.0
[INFO] [stderr]    Compiling isolang v1.0.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.67
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling tracing-attributes v0.1.9
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.67
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling time-macros v0.1.0
[INFO] [stderr]    Compiling time v0.2.16
[INFO] [stderr]    Compiling graphql-parser v0.2.3
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.67
[INFO] [stderr]    Compiling pin-project v0.4.23
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling tracing v0.1.18
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling js-sys v0.3.44
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling structopt v0.3.14
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling smol v0.1.18
[INFO] [stderr]    Compiling sluice v0.5.2
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling web-sys v0.3.44
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling serde_qs v0.6.1
[INFO] [stderr]    Compiling graphql-introspection-query v0.1.0
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling string_cache v0.8.0
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling serde_qs v0.4.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling publicsuffix v1.5.4
[INFO] [stderr]    Compiling tungstenite v0.10.1
[INFO] [stderr]    Compiling gloo-timers v0.2.1
[INFO] [stderr]    Compiling flexi_logger v0.15.2
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling graphql_client_codegen v0.9.0
[INFO] [stderr]    Compiling attohttpc v0.13.0
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling async-std v1.6.2
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling elefren v0.22.0
[INFO] [stderr]    Compiling graphql_query_derive v0.9.0
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling reqwest v0.9.24
[INFO] [stderr]    Compiling http-types v2.4.0
[INFO] [stderr]    Compiling async-native-tls v0.3.3
[INFO] [stderr]    Compiling graphql_client v0.9.0
[INFO] [stderr]    Compiling async-h1 v2.1.2
[INFO] [stderr]    Compiling http-client v3.0.0
[INFO] [stderr]    Compiling surf v2.0.0-alpha.4
[INFO] [stderr]    Compiling crom v0.2.0
[INFO] [stderr]    Compiling mastocrom v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(never_type)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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 `mastocrom`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "5395e0c050ff279678ce1b5d86f42904816835a6dcb0578a34999d8295135833", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5395e0c050ff279678ce1b5d86f42904816835a6dcb0578a34999d8295135833", kill_on_drop: false }`
[INFO] [stdout] 5395e0c050ff279678ce1b5d86f42904816835a6dcb0578a34999d8295135833
