[INFO] cloning repository https://github.com/marisa2p/pingtunnel-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marisa2p/pingtunnel-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarisa2p%2Fpingtunnel-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarisa2p%2Fpingtunnel-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0dd0d0adc2a3208d9e0bd7574cb9f46887c0b408
[INFO] checking marisa2p/pingtunnel-rs against master#f8f6997469237299c1d60814c7b9828602a1f8e4 for pr-143808
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarisa2p%2Fpingtunnel-rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/marisa2p/pingtunnel-rs
[INFO] finished tweaking git repo https://github.com/marisa2p/pingtunnel-rs
[INFO] tweaked toml for git repo https://github.com/marisa2p/pingtunnel-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/marisa2p/pingtunnel-rs on toolchain f8f6997469237299c1d60814c7b9828602a1f8e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/marisa2p/pingtunnel-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54ffc7146da91f88e7117a5a0dba1be83c7fca5e90a94b2df3892f682b916859
[INFO] running `Command { std: "docker" "start" "-a" "54ffc7146da91f88e7117a5a0dba1be83c7fca5e90a94b2df3892f682b916859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54ffc7146da91f88e7117a5a0dba1be83c7fca5e90a94b2df3892f682b916859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54ffc7146da91f88e7117a5a0dba1be83c7fca5e90a94b2df3892f682b916859", kill_on_drop: false }`
[INFO] [stdout] 54ffc7146da91f88e7117a5a0dba1be83c7fca5e90a94b2df3892f682b916859
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1175e207075ae3cade8d92dfcadc3fc888e36a02b3ba269d3f5c77c036a5d07d
[INFO] running `Command { std: "docker" "start" "-a" "1175e207075ae3cade8d92dfcadc3fc888e36a02b3ba269d3f5c77c036a5d07d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
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[INFO] [stderr]     Checking pingtunnel-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Protocol` and `TunnelMessage`
[INFO] [stdout]    --> src/server.rs:349:27
[INFO] [stdout]     |
[INFO] [stdout] 349 |     use crate::protocol::{TunnelMessage, Protocol};
[INFO] [stdout]     |                           ^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `listen`
[INFO] [stdout]    --> src/main.rs:172:40
[INFO] [stdout]     |
[INFO] [stdout] 172 |             Commands::Client { server, listen, port, target, protocol, id, ipv6, log_level } => {
[INFO] [stdout]     |                                        ^^^^^^ help: try ignoring the field: `listen: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `listen`
[INFO] [stdout]    --> src/main.rs:199:40
[INFO] [stdout]     |
[INFO] [stdout] 199 |             Commands::Client { server, listen, port, target, protocol, id, ipv6, log_level: _ } => {
[INFO] [stdout]     |                                        ^^^^^^ help: try ignoring the field: `listen: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 59.13s
[INFO] running `Command { std: "docker" "inspect" "1175e207075ae3cade8d92dfcadc3fc888e36a02b3ba269d3f5c77c036a5d07d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1175e207075ae3cade8d92dfcadc3fc888e36a02b3ba269d3f5c77c036a5d07d", kill_on_drop: false }`
[INFO] [stdout] 1175e207075ae3cade8d92dfcadc3fc888e36a02b3ba269d3f5c77c036a5d07d