[INFO] cloning repository https://github.com/potemkinViktor/hello_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/potemkinViktor/hello_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FpotemkinViktor%2Fhello_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FpotemkinViktor%2Fhello_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 79be145d01ef5b3c89a1425369803eb7b8247e21
[INFO] building potemkinViktor/hello_rust against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FpotemkinViktor%2Fhello_rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/potemkinViktor/hello_rust
[INFO] finished tweaking git repo https://github.com/potemkinViktor/hello_rust
[INFO] tweaked toml for git repo https://github.com/potemkinViktor/hello_rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/potemkinViktor/hello_rust on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/potemkinViktor/hello_rust 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7b075b9d1c67f9ef752e688c535f209d89c09698a6f832367abbe2bae2edc0b
[INFO] running `Command { std: "docker" "start" "-a" "e7b075b9d1c67f9ef752e688c535f209d89c09698a6f832367abbe2bae2edc0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7b075b9d1c67f9ef752e688c535f209d89c09698a6f832367abbe2bae2edc0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7b075b9d1c67f9ef752e688c535f209d89c09698a6f832367abbe2bae2edc0b", kill_on_drop: false }`
[INFO] [stdout] e7b075b9d1c67f9ef752e688c535f209d89c09698a6f832367abbe2bae2edc0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f70bdbad1bca5533c3c8f10d31ebef056c542c17287d738cdac0ec229b5f430d
[INFO] running `Command { std: "docker" "start" "-a" "f70bdbad1bca5533c3c8f10d31ebef056c542c17287d738cdac0ec229b5f430d", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_vscode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `home`
[INFO] [stdout]    --> src/main.rs:235:9
[INFO] [stdout]     |
[INFO] [stdout] 235 |     let home = IpAddr {
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_home`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loopback`
[INFO] [stdout]    --> src/main.rs:240:9
[INFO] [stdout]     |
[INFO] [stdout] 240 |     let loopback = IpAddr {
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_loopback`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ip_type`
[INFO] [stdout]    --> src/main.rs:344:10
[INFO] [stdout]     |
[INFO] [stdout] 344 | fn route(ip_type: IpAddrKind) {}
[INFO] [stdout]     |          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ip_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `kind` and `address` are never read
[INFO] [stdout]    --> src/main.rs:347:5
[INFO] [stdout]     |
[INFO] [stdout] 346 | struct IpAddr {
[INFO] [stdout]     |        ------ fields in this struct
[INFO] [stdout] 347 |     kind: IpAddrKind,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 348 |     address: 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 0.67s
[INFO] running `Command { std: "docker" "inspect" "f70bdbad1bca5533c3c8f10d31ebef056c542c17287d738cdac0ec229b5f430d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f70bdbad1bca5533c3c8f10d31ebef056c542c17287d738cdac0ec229b5f430d", kill_on_drop: false }`
[INFO] [stdout] f70bdbad1bca5533c3c8f10d31ebef056c542c17287d738cdac0ec229b5f430d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8db30dd916a35a225d871a5ff4480ef16571fd7af5d42736d3b1db3920477f6
[INFO] running `Command { std: "docker" "start" "-a" "f8db30dd916a35a225d871a5ff4480ef16571fd7af5d42736d3b1db3920477f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_vscode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `home`
[INFO] [stdout]    --> src/main.rs:235:9
[INFO] [stdout]     |
[INFO] [stdout] 235 |     let home = IpAddr {
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_home`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loopback`
[INFO] [stdout]    --> src/main.rs:240:9
[INFO] [stdout]     |
[INFO] [stdout] 240 |     let loopback = IpAddr {
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_loopback`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ip_type`
[INFO] [stdout]    --> src/main.rs:344:10
[INFO] [stdout]     |
[INFO] [stdout] 344 | fn route(ip_type: IpAddrKind) {}
[INFO] [stdout]     |          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ip_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `kind` and `address` are never read
[INFO] [stdout]    --> src/main.rs:347:5
[INFO] [stdout]     |
[INFO] [stdout] 346 | struct IpAddr {
[INFO] [stdout]     |        ------ fields in this struct
[INFO] [stdout] 347 |     kind: IpAddrKind,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 348 |     address: 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 `test` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "f8db30dd916a35a225d871a5ff4480ef16571fd7af5d42736d3b1db3920477f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8db30dd916a35a225d871a5ff4480ef16571fd7af5d42736d3b1db3920477f6", kill_on_drop: false }`
[INFO] [stdout] f8db30dd916a35a225d871a5ff4480ef16571fd7af5d42736d3b1db3920477f6