[INFO] cloning repository https://github.com/llamicron/cargo-pi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/llamicron/cargo-pi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fllamicron%2Fcargo-pi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fllamicron%2Fcargo-pi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 921b428316fbe7b984394418de4f8312d2760140
[INFO] building llamicron/cargo-pi against try#58b1b3c5342a414c161338871f8004258ccef2a7 for pr-149937
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fllamicron%2Fcargo-pi" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/llamicron/cargo-pi
[INFO] finished tweaking git repo https://github.com/llamicron/cargo-pi
[INFO] tweaked toml for git repo https://github.com/llamicron/cargo-pi written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/llamicron/cargo-pi on toolchain 58b1b3c5342a414c161338871f8004258ccef2a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/llamicron/cargo-pi 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" "+58b1b3c5342a414c161338871f8004258ccef2a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffb711ccf84fa1dac52b8817154f9d4c074e7032ec77545b0ac17f464512e5de
[INFO] running `Command { std: "docker" "start" "-a" "ffb711ccf84fa1dac52b8817154f9d4c074e7032ec77545b0ac17f464512e5de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffb711ccf84fa1dac52b8817154f9d4c074e7032ec77545b0ac17f464512e5de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffb711ccf84fa1dac52b8817154f9d4c074e7032ec77545b0ac17f464512e5de", kill_on_drop: false }`
[INFO] [stdout] ffb711ccf84fa1dac52b8817154f9d4c074e7032ec77545b0ac17f464512e5de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81f4a27f0dc56451ab9d33781f03abae9c267181c0ac2d324047860120ac50b1
[INFO] running `Command { std: "docker" "start" "-a" "81f4a27f0dc56451ab9d33781f03abae9c267181c0ac2d324047860120ac50b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-pi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Pi` is never constructed
[INFO] [stdout]  --> src/pi_manager.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Pi {
[INFO] [stdout]   |            ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/pi_manager.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Pi {
[INFO] [stdout]    | ------- associated function in this implementation
[INFO] [stdout] 13 |     pub fn new<S: AsRef<str>>(name: S, ip: Ipv4Addr, default_dir: Option<PathBuf>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "81f4a27f0dc56451ab9d33781f03abae9c267181c0ac2d324047860120ac50b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81f4a27f0dc56451ab9d33781f03abae9c267181c0ac2d324047860120ac50b1", kill_on_drop: false }`
[INFO] [stdout] 81f4a27f0dc56451ab9d33781f03abae9c267181c0ac2d324047860120ac50b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d559a00cea8d53f1f650b86929d70b09f1a5cb9303af28ee4c6075c3b97b117
[INFO] running `Command { std: "docker" "start" "-a" "5d559a00cea8d53f1f650b86929d70b09f1a5cb9303af28ee4c6075c3b97b117", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-pi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "5d559a00cea8d53f1f650b86929d70b09f1a5cb9303af28ee4c6075c3b97b117", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d559a00cea8d53f1f650b86929d70b09f1a5cb9303af28ee4c6075c3b97b117", kill_on_drop: false }`
[INFO] [stdout] 5d559a00cea8d53f1f650b86929d70b09f1a5cb9303af28ee4c6075c3b97b117