[INFO] cloning repository https://github.com/tshaynik/netkitten
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tshaynik/netkitten" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftshaynik%2Fnetkitten", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftshaynik%2Fnetkitten'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dde8bcbf7e0354fe185cc3194ad0c64ce893fc7b
[INFO] checking tshaynik/netkitten against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftshaynik%2Fnetkitten" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tshaynik/netkitten
[INFO] finished tweaking git repo https://github.com/tshaynik/netkitten
[INFO] tweaked toml for git repo https://github.com/tshaynik/netkitten written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tshaynik/netkitten on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tshaynik/netkitten 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc8006e3e36dd31451df3e93f1d6d39aaa064bbe5e65b3df8d28af9826a4fa17
[INFO] running `Command { std: "docker" "start" "-a" "dc8006e3e36dd31451df3e93f1d6d39aaa064bbe5e65b3df8d28af9826a4fa17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc8006e3e36dd31451df3e93f1d6d39aaa064bbe5e65b3df8d28af9826a4fa17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc8006e3e36dd31451df3e93f1d6d39aaa064bbe5e65b3df8d28af9826a4fa17", kill_on_drop: false }`
[INFO] [stdout] dc8006e3e36dd31451df3e93f1d6d39aaa064bbe5e65b3df8d28af9826a4fa17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7f98aab6c5a261c4f23e684d7c7e2929119e733c41268fae87e35f99569e572
[INFO] running `Command { std: "docker" "start" "-a" "a7f98aab6c5a261c4f23e684d7c7e2929119e733c41268fae87e35f99569e572", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking netkitten v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `execute` and `keep_open` are never read
[INFO] [stdout]   --> src/connect.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct ConnectOpts {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout]  8 |     #[structopt(short, long)]
[INFO] [stdout]  9 |     execute: Option<String>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 10 |     #[structopt(short, long)]
[INFO] [stdout] 11 |     keep_open: bool,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ConnectOpts` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `execute` is never read
[INFO] [stdout]   --> src/listen.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct ListenOpts {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout]  9 |     #[structopt(short, long)]
[INFO] [stdout] 10 |     execute: Option<String>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ListenOpts` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `execute` and `keep_open` are never read
[INFO] [stdout]   --> src/connect.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct ConnectOpts {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout]  8 |     #[structopt(short, long)]
[INFO] [stdout]  9 |     execute: Option<String>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 10 |     #[structopt(short, long)]
[INFO] [stdout] 11 |     keep_open: bool,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ConnectOpts` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `execute` is never read
[INFO] [stdout]   --> src/listen.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct ListenOpts {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout]  9 |     #[structopt(short, long)]
[INFO] [stdout] 10 |     execute: Option<String>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ListenOpts` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.12s
[INFO] running `Command { std: "docker" "inspect" "a7f98aab6c5a261c4f23e684d7c7e2929119e733c41268fae87e35f99569e572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7f98aab6c5a261c4f23e684d7c7e2929119e733c41268fae87e35f99569e572", kill_on_drop: false }`
[INFO] [stdout] a7f98aab6c5a261c4f23e684d7c7e2929119e733c41268fae87e35f99569e572