[INFO] cloning repository https://github.com/sarmadkung/rust-basics-sandbox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sarmadkung/rust-basics-sandbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsarmadkung%2Frust-basics-sandbox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsarmadkung%2Frust-basics-sandbox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b75dd36029bada3a9370eb4807fa48cb677649fe
[INFO] checking sarmadkung/rust-basics-sandbox against master#8a65ee08296b36342bf7c3cdc15312ccbc357227 for pr-142704
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsarmadkung%2Frust-basics-sandbox" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sarmadkung/rust-basics-sandbox on toolchain 8a65ee08296b36342bf7c3cdc15312ccbc357227
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sarmadkung/rust-basics-sandbox
[INFO] finished tweaking git repo https://github.com/sarmadkung/rust-basics-sandbox
[INFO] tweaked toml for git repo https://github.com/sarmadkung/rust-basics-sandbox written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/sarmadkung/rust-basics-sandbox 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" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f219dc166c4426a8bd8c5bbd00db008d5bf44814b900b2e2b6a2be1a5080ef09
[INFO] running `Command { std: "docker" "start" "-a" "f219dc166c4426a8bd8c5bbd00db008d5bf44814b900b2e2b6a2be1a5080ef09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f219dc166c4426a8bd8c5bbd00db008d5bf44814b900b2e2b6a2be1a5080ef09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f219dc166c4426a8bd8c5bbd00db008d5bf44814b900b2e2b6a2be1a5080ef09", kill_on_drop: false }`
[INFO] [stdout] f219dc166c4426a8bd8c5bbd00db008d5bf44814b900b2e2b6a2be1a5080ef09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d3af3aa733e68c96671b8792091b1477e255542e45ff2d54c565620d70f9335
[INFO] running `Command { std: "docker" "start" "-a" "4d3af3aa733e68c96671b8792091b1477e255542e45ff2d54c565620d70f9335", kill_on_drop: false }`
[INFO] [stderr]     Checking rest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/print.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/vars.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn run () {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> src/types.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn run () {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/print.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/vars.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn run () {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> src/types.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn run () {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "4d3af3aa733e68c96671b8792091b1477e255542e45ff2d54c565620d70f9335", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d3af3aa733e68c96671b8792091b1477e255542e45ff2d54c565620d70f9335", kill_on_drop: false }`
[INFO] [stdout] 4d3af3aa733e68c96671b8792091b1477e255542e45ff2d54c565620d70f9335