[INFO] updating cached repository https://github.com/fabifrank/rust-tokio-event-loop-madness
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 46f0665e18b210b388fa040ee310bffd9fe0a4ac
[INFO] checking fabifrank/rust-tokio-event-loop-madness against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffabifrank%2Frust-tokio-event-loop-madness" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fabifrank/rust-tokio-event-loop-madness on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/fabifrank/rust-tokio-event-loop-madness
[INFO] finished tweaking git repo https://github.com/fabifrank/rust-tokio-event-loop-madness
[INFO] tweaked toml for git repo https://github.com/fabifrank/rust-tokio-event-loop-madness written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/fabifrank/rust-tokio-event-loop-madness already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0d0963e92bab8e31cd2e708db30528c53e09aa10e9ec3e64fd7417ce4b794c7d
[INFO] running `"docker" "start" "-a" "0d0963e92bab8e31cd2e708db30528c53e09aa10e9ec3e64fd7417ce4b794c7d"`
[INFO] [stderr]     Checking flate2 v1.0.8
[INFO] [stderr]     Checking actix-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking actix-threadpool v0.1.1
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking actix-router v0.1.5
[INFO] [stderr]     Checking actix-server-config v0.1.1
[INFO] [stderr]     Checking actix-utils v0.4.1
[INFO] [stderr]     Checking actix-rt v0.2.2
[INFO] [stderr]     Checking trust-dns-proto v0.7.4
[INFO] [stderr]     Checking tokio v0.1.21
[INFO] [stderr]     Checking hyper v0.12.30
[INFO] [stderr]     Checking actix-server v0.5.1
[INFO] [stderr]     Checking trust-dns-resolver v0.11.1
[INFO] [stderr]     Checking actix-connect v0.2.0
[INFO] [stderr]     Checking actix-http v0.2.4
[INFO] [stderr]     Checking awc v0.2.1
[INFO] [stderr]     Checking actix-web v1.0.2
[INFO] [stderr]     Checking rust-tokio-event-loop-madness v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `actix_rt::System`
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use actix_rt::System;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     listen();
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `actix_rt::System`
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use actix_rt::System;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     listen();
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 31s
[INFO] running `"docker" "inspect" "0d0963e92bab8e31cd2e708db30528c53e09aa10e9ec3e64fd7417ce4b794c7d"`
[INFO] running `"docker" "rm" "-f" "0d0963e92bab8e31cd2e708db30528c53e09aa10e9ec3e64fd7417ce4b794c7d"`
[INFO] [stdout] 0d0963e92bab8e31cd2e708db30528c53e09aa10e9ec3e64fd7417ce4b794c7d