[INFO] cloning repository https://github.com/rosenqvist/tcpdiagnostics
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rosenqvist/tcpdiagnostics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frosenqvist%2Ftcpdiagnostics", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frosenqvist%2Ftcpdiagnostics'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba78fd58b3bcebd7f52f255519d67f98e2e39238
[INFO] checking rosenqvist/tcpdiagnostics against try#1779a8680dcd39c56ed600627cf6742ef07ed78c for pr-149045
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frosenqvist%2Ftcpdiagnostics" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rosenqvist/tcpdiagnostics
[INFO] finished tweaking git repo https://github.com/rosenqvist/tcpdiagnostics
[INFO] tweaked toml for git repo https://github.com/rosenqvist/tcpdiagnostics written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rosenqvist/tcpdiagnostics on toolchain 1779a8680dcd39c56ed600627cf6742ef07ed78c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rosenqvist/tcpdiagnostics 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" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d68abf9653ad8d7aeeed9f4f52b95040ba0b1ac213cfaba776f6f6dfab49ee03
[INFO] running `Command { std: "docker" "start" "-a" "d68abf9653ad8d7aeeed9f4f52b95040ba0b1ac213cfaba776f6f6dfab49ee03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d68abf9653ad8d7aeeed9f4f52b95040ba0b1ac213cfaba776f6f6dfab49ee03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d68abf9653ad8d7aeeed9f4f52b95040ba0b1ac213cfaba776f6f6dfab49ee03", kill_on_drop: false }`
[INFO] [stdout] d68abf9653ad8d7aeeed9f4f52b95040ba0b1ac213cfaba776f6f6dfab49ee03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80a11542c9f97bea7dc774cae9975d091a8f068cc18421c6948c9a3aae224343
[INFO] running `Command { std: "docker" "start" "-a" "80a11542c9f97bea7dc774cae9975d091a8f068cc18421c6948c9a3aae224343", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]    Compiling syn v2.0.116
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking tcpdiagnostics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `to_json_compact` is never used
[INFO] [stdout]   --> src/report.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl DiagnosticReport {
[INFO] [stdout]    | --------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub fn to_json_compact(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_json_compact` is never used
[INFO] [stdout]   --> src/report.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl DiagnosticReport {
[INFO] [stdout]    | --------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub fn to_json_compact(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.09s
[INFO] running `Command { std: "docker" "inspect" "80a11542c9f97bea7dc774cae9975d091a8f068cc18421c6948c9a3aae224343", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80a11542c9f97bea7dc774cae9975d091a8f068cc18421c6948c9a3aae224343", kill_on_drop: false }`
[INFO] [stdout] 80a11542c9f97bea7dc774cae9975d091a8f068cc18421c6948c9a3aae224343
