[INFO] fetching crate actix-broker 0.4.0-beta.1...
[INFO] checking actix-broker-0.4.0-beta.1 against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] extracting crate actix-broker 0.4.0-beta.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate actix-broker 0.4.0-beta.1 on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate actix-broker 0.4.0-beta.1
[INFO] finished tweaking crates.io crate actix-broker 0.4.0-beta.1
[INFO] tweaked toml for crates.io crate actix-broker 0.4.0-beta.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate actix-broker 0.4.0-beta.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e3aac699b52e9115495e1c835c5d29be1515178d4d94e85976113e9cc2ad00d
[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" "2e3aac699b52e9115495e1c835c5d29be1515178d4d94e85976113e9cc2ad00d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e3aac699b52e9115495e1c835c5d29be1515178d4d94e85976113e9cc2ad00d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e3aac699b52e9115495e1c835c5d29be1515178d4d94e85976113e9cc2ad00d", kill_on_drop: false }`
[INFO] [stdout] 2e3aac699b52e9115495e1c835c5d29be1515178d4d94e85976113e9cc2ad00d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ce1451e0cc441ac2d74bcbe5e6cfe27e9abb5202c6b171c76716686fdb20083
[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" "4ce1451e0cc441ac2d74bcbe5e6cfe27e9abb5202c6b171c76716686fdb20083", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.87
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking pin-project-lite v0.2.5
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]    Compiling ahash v0.7.2
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking mio v0.7.9
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking actix-rt v2.1.0
[INFO] [stderr]     Checking tokio-util v0.6.3
[INFO] [stderr]    Compiling actix_derive v0.6.0-beta.2
[INFO] [stderr]     Checking actix v0.11.0-beta.3
[INFO] [stderr]     Checking actix-broker v0.4.0-beta.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `actix_web`
[INFO] [stdout]  --> examples/actix-web.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use actix_web::{web, App, Error, HttpRequest, HttpResponse, HttpServer};
[INFO] [stdout]   |     ^^^^^^^^^ use of undeclared crate or module `actix_web`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `actix_web`
[INFO] [stdout]   --> examples/actix-web.rs:33:3
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[actix_web::main]
[INFO] [stdout]    |   ^^^^^^^^^ use of undeclared crate or module `actix_web`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `main` has invalid return type `impl Future`
[INFO] [stdout]   --> examples/actix-web.rs:34:20
[INFO] [stdout]    |
[INFO] [stdout] 34 | async fn main() -> io::Result<()> {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^ `main` can only return types that implement `Termination`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using `()`, or a `Result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0752]: `main` function is not allowed to be `async`
[INFO] [stdout]   --> examples/actix-web.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | async fn main() -> io::Result<()> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `main` function is not allowed to be `async`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432, E0433, E0752.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `actix-broker`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "4ce1451e0cc441ac2d74bcbe5e6cfe27e9abb5202c6b171c76716686fdb20083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ce1451e0cc441ac2d74bcbe5e6cfe27e9abb5202c6b171c76716686fdb20083", kill_on_drop: false }`
[INFO] [stdout] 4ce1451e0cc441ac2d74bcbe5e6cfe27e9abb5202c6b171c76716686fdb20083