[INFO] cloning repository https://github.com/markrepedersen/loblaw
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/markrepedersen/loblaw" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarkrepedersen%2Floblaw", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarkrepedersen%2Floblaw'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f4e91e183ca862fd7b9e034dd3a32be8ea982758
[INFO] testing markrepedersen/loblaw against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarkrepedersen%2Floblaw" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/markrepedersen/loblaw on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/markrepedersen/loblaw
[INFO] finished tweaking git repo https://github.com/markrepedersen/loblaw
[INFO] tweaked toml for git repo https://github.com/markrepedersen/loblaw written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/markrepedersen/loblaw already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9cda82dfad2067724622dca03e57542b06ff4efe6db3a548582e2f1d4796b035
[INFO] running `Command { std: "docker" "start" "-a" "9cda82dfad2067724622dca03e57542b06ff4efe6db3a548582e2f1d4796b035", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cda82dfad2067724622dca03e57542b06ff4efe6db3a548582e2f1d4796b035", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cda82dfad2067724622dca03e57542b06ff4efe6db3a548582e2f1d4796b035", kill_on_drop: false }`
[INFO] [stdout] 9cda82dfad2067724622dca03e57542b06ff4efe6db3a548582e2f1d4796b035
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d2d1bc5f560dbdb371f7137a46f6fc438613a4a53d542f5672bd0dea008053e
[INFO] running `Command { std: "docker" "start" "-a" "6d2d1bc5f560dbdb371f7137a46f6fc438613a4a53d542f5672bd0dea008053e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling bytes v0.5.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]    Compiling strum v0.18.0
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]    Compiling tracing-core v0.1.11
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling tracing v0.1.17
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling bytestring v0.1.5
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling parking_lot_core v0.8.0
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling flate2 v1.0.16
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling clocksource v0.5.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling resolv-conf v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling parking_lot v0.11.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling crossbeam-channel v0.4.3
[INFO] [stderr]    Compiling chrono v0.4.13
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling brotli2 v0.3.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling derive_more v0.99.9
[INFO] [stderr]    Compiling actix-macros v0.1.2
[INFO] [stderr]    Compiling enum-as-inner v0.3.2
[INFO] [stderr]    Compiling async-trait v0.1.36
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling actix_derive v0.5.0
[INFO] [stderr]    Compiling actix-web-codegen v0.2.2
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling tokio v0.2.21
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling pin-project v0.4.22
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling actix-threadpool v0.3.3
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling actix-rt v1.1.1
[INFO] [stderr]    Compiling actix-service v1.0.5
[INFO] [stderr]    Compiling actix-codec v0.2.0
[INFO] [stderr]    Compiling h2 v0.2.6
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling trust-dns-proto v0.18.0-alpha.2
[INFO] [stderr]    Compiling trust-dns-proto v0.19.5
[INFO] [stderr]    Compiling actix-utils v1.0.6
[INFO] [stderr]    Compiling actix-server v1.0.3
[INFO] [stderr]    Compiling actix-tls v1.0.0
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling actix-router v0.2.4
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling trust-dns-resolver v0.19.5
[INFO] [stderr]    Compiling trust-dns-resolver v0.18.0-alpha.2
[INFO] [stderr]    Compiling actix-testing v1.0.1
[INFO] [stderr]    Compiling actix v0.10.0-alpha.3
[INFO] [stderr]    Compiling actix-connect v1.0.2
[INFO] [stderr]    Compiling actix-http v1.0.1
[INFO] [stderr]    Compiling awc v1.0.1
[INFO] [stderr]    Compiling actix-web v2.0.0
[INFO] [stderr]    Compiling loblaw v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(type_alias_impl_trait, async_closure, bool_to_option)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(type_alias_impl_trait, async_closure, bool_to_option)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout]   = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `loblaw`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "6d2d1bc5f560dbdb371f7137a46f6fc438613a4a53d542f5672bd0dea008053e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d2d1bc5f560dbdb371f7137a46f6fc438613a4a53d542f5672bd0dea008053e", kill_on_drop: false }`
[INFO] [stdout] 6d2d1bc5f560dbdb371f7137a46f6fc438613a4a53d542f5672bd0dea008053e
