[INFO] cloning repository https://github.com/cloudybyte/ghosthook
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cloudybyte/ghosthook" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcloudybyte%2Fghosthook", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcloudybyte%2Fghosthook'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 55d1a0d286357a77f76a7b52390d2ebd1bfc9f10
[INFO] testing cloudybyte/ghosthook against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcloudybyte%2Fghosthook" "/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/cloudybyte/ghosthook on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cloudybyte/ghosthook
[INFO] finished tweaking git repo https://github.com/cloudybyte/ghosthook
[INFO] tweaked toml for git repo https://github.com/cloudybyte/ghosthook written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/cloudybyte/ghosthook already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded command_attr v0.3.6
[INFO] [stderr]   Downloaded serenity v0.10.7
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dde2ffbf0d69b814bbd75270a862b671588c1d98629905be5bac72bcf906e8f7
[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" "dde2ffbf0d69b814bbd75270a862b671588c1d98629905be5bac72bcf906e8f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dde2ffbf0d69b814bbd75270a862b671588c1d98629905be5bac72bcf906e8f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dde2ffbf0d69b814bbd75270a862b671588c1d98629905be5bac72bcf906e8f7", kill_on_drop: false }`
[INFO] [stdout] dde2ffbf0d69b814bbd75270a862b671588c1d98629905be5bac72bcf906e8f7
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85b0ebc492efd28b294f26c3613389229cbd852b30681f6496942f5ae6edbc95
[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" "85b0ebc492efd28b294f26c3613389229cbd852b30681f6496942f5ae6edbc95", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling serenity v0.10.7
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling actix-macros v0.2.0
[INFO] [stderr]    Compiling command_attr v0.3.6
[INFO] [stderr]    Compiling actix-router v0.2.7
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling time v0.2.26
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling resolv-conf v0.7.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling actix-threadpool v0.3.3
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling rustls v0.18.1
[INFO] [stderr]    Compiling webpki-roots v0.20.0
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling tungstenite v0.11.1
[INFO] [stderr]    Compiling brotli2 v0.3.2
[INFO] [stderr]    Compiling actix-rt v2.2.0
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling actix-rt v1.1.1
[INFO] [stderr]    Compiling trust-dns-proto v0.19.7
[INFO] [stderr]    Compiling tokio-rustls v0.14.1
[INFO] [stderr]    Compiling async-tungstenite v0.9.3
[INFO] [stderr]    Compiling actix-codec v0.3.0
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling actix-utils v2.0.0
[INFO] [stderr]    Compiling actix-server v1.0.4
[INFO] [stderr]    Compiling actix-tls v2.0.0
[INFO] [stderr]    Compiling trust-dns-resolver v0.19.7
[INFO] [stderr]    Compiling actix-testing v1.0.1
[INFO] [stderr]    Compiling actix-connect v2.0.0
[INFO] [stderr]    Compiling hyper v0.13.10
[INFO] [stderr]    Compiling actix-http v2.2.0
[INFO] [stderr]    Compiling awc v2.0.3
[INFO] [stderr]    Compiling hyper-rustls v0.21.0
[INFO] [stderr]    Compiling actix-web v3.3.2
[INFO] [stderr]    Compiling reqwest v0.10.10
[INFO] [stderr]    Compiling ghosthook v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 | /         webhook.execute(&http, false, |w| {
[INFO] [stdout] 80 | |             w.username(config.webhook_username.clone());
[INFO] [stdout] 81 | |             w.avatar_url(config.webhook_avatar_url.clone());
[INFO] [stdout] 82 | |             w.embeds(vec![embed.clone()]);
[INFO] [stdout] 83 | |             w
[INFO] [stdout] 84 | |         })
[INFO] [stdout] 85 | |             .await;
[INFO] [stdout]    | |___________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 51s
[INFO] running `Command { std: "docker" "inspect" "85b0ebc492efd28b294f26c3613389229cbd852b30681f6496942f5ae6edbc95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85b0ebc492efd28b294f26c3613389229cbd852b30681f6496942f5ae6edbc95", kill_on_drop: false }`
[INFO] [stdout] 85b0ebc492efd28b294f26c3613389229cbd852b30681f6496942f5ae6edbc95
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 852caaac202a91601080ff61afa008a74ec94adeedd4f6142a823d1cedc6405b
[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" "852caaac202a91601080ff61afa008a74ec94adeedd4f6142a823d1cedc6405b", kill_on_drop: false }`
[INFO] [stderr]    Compiling ghosthook v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 | /         webhook.execute(&http, false, |w| {
[INFO] [stdout] 80 | |             w.username(config.webhook_username.clone());
[INFO] [stdout] 81 | |             w.avatar_url(config.webhook_avatar_url.clone());
[INFO] [stdout] 82 | |             w.embeds(vec![embed.clone()]);
[INFO] [stdout] 83 | |             w
[INFO] [stdout] 84 | |         })
[INFO] [stdout] 85 | |             .await;
[INFO] [stdout]    | |___________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.12s
[INFO] running `Command { std: "docker" "inspect" "852caaac202a91601080ff61afa008a74ec94adeedd4f6142a823d1cedc6405b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "852caaac202a91601080ff61afa008a74ec94adeedd4f6142a823d1cedc6405b", kill_on_drop: false }`
[INFO] [stdout] 852caaac202a91601080ff61afa008a74ec94adeedd4f6142a823d1cedc6405b
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", 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] 2731a47250a8c0c5c1156e28904dcf47a53c64c5f56a0cd18cd2eb99ba6df117
[INFO] running `Command { std: "docker" "start" "-a" "2731a47250a8c0c5c1156e28904dcf47a53c64c5f56a0cd18cd2eb99ba6df117", kill_on_drop: false }`
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:79:9
[INFO] [stderr]    |
[INFO] [stderr] 79 | /         webhook.execute(&http, false, |w| {
[INFO] [stderr] 80 | |             w.username(config.webhook_username.clone());
[INFO] [stderr] 81 | |             w.avatar_url(config.webhook_avatar_url.clone());
[INFO] [stderr] 82 | |             w.embeds(vec![embed.clone()]);
[INFO] [stderr] 83 | |             w
[INFO] [stderr] 84 | |         })
[INFO] [stderr] 85 | |             .await;
[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: `ghosthook` (bin "ghosthook" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ghosthook-ab8d3dbe9a1777c6)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2731a47250a8c0c5c1156e28904dcf47a53c64c5f56a0cd18cd2eb99ba6df117", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2731a47250a8c0c5c1156e28904dcf47a53c64c5f56a0cd18cd2eb99ba6df117", kill_on_drop: false }`
[INFO] [stdout] 2731a47250a8c0c5c1156e28904dcf47a53c64c5f56a0cd18cd2eb99ba6df117