[INFO] cloning repository https://github.com/edenreich/cloudflare-dns-updater
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/edenreich/cloudflare-dns-updater" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedenreich%2Fcloudflare-dns-updater", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedenreich%2Fcloudflare-dns-updater'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1fe6c9d15dfc9630f8eb997b9215cc258ce3d38a
[INFO] checking edenreich/cloudflare-dns-updater against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedenreich%2Fcloudflare-dns-updater" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/edenreich/cloudflare-dns-updater on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/edenreich/cloudflare-dns-updater
[INFO] finished tweaking git repo https://github.com/edenreich/cloudflare-dns-updater
[INFO] tweaked toml for git repo https://github.com/edenreich/cloudflare-dns-updater written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/edenreich/cloudflare-dns-updater already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", 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] 54b8b67bcb09ac08ac8b564a446fbb8efa935db5610046731c7abf17b44ff1b6
[INFO] running `Command { std: "docker" "start" "-a" "54b8b67bcb09ac08ac8b564a446fbb8efa935db5610046731c7abf17b44ff1b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54b8b67bcb09ac08ac8b564a446fbb8efa935db5610046731c7abf17b44ff1b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54b8b67bcb09ac08ac8b564a446fbb8efa935db5610046731c7abf17b44ff1b6", kill_on_drop: false }`
[INFO] [stdout] 54b8b67bcb09ac08ac8b564a446fbb8efa935db5610046731c7abf17b44ff1b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc091cc33c87219e3a7526508071f3aa6bd786fcd6d195a24fe7a593f5a6d30d
[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" "fc091cc33c87219e3a7526508071f3aa6bd786fcd6d195a24fe7a593f5a6d30d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]     Checking native-tls v0.2.4
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking tokio v0.2.13
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.2.2
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking hyper v0.13.3
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking cloudflare v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/cloudflare.rs:184:5
[INFO] [stdout]     |
[INFO] [stdout] 94  | /     loop {
[INFO] [stdout] 95  | |
[INFO] [stdout] 96  | |         let ip_address_request = Request::builder()
[INFO] [stdout] 97  | |             .method("GET")
[INFO] [stdout] ...   |
[INFO] [stdout] 181 | |         }
[INFO] [stdout] 182 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 183 | 
[INFO] [stdout] 184 |       Ok(())
[INFO] [stdout]     |       ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/cloudflare.rs:184:5
[INFO] [stdout]     |
[INFO] [stdout] 94  | /     loop {
[INFO] [stdout] 95  | |
[INFO] [stdout] 96  | |         let ip_address_request = Request::builder()
[INFO] [stdout] 97  | |             .method("GET")
[INFO] [stdout] ...   |
[INFO] [stdout] 181 | |         }
[INFO] [stdout] 182 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 183 | 
[INFO] [stdout] 184 |       Ok(())
[INFO] [stdout]     |       ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.31s
[INFO] running `Command { std: "docker" "inspect" "fc091cc33c87219e3a7526508071f3aa6bd786fcd6d195a24fe7a593f5a6d30d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc091cc33c87219e3a7526508071f3aa6bd786fcd6d195a24fe7a593f5a6d30d", kill_on_drop: false }`
[INFO] [stdout] fc091cc33c87219e3a7526508071f3aa6bd786fcd6d195a24fe7a593f5a6d30d