[INFO] cloning repository https://github.com/vuoriliikaluoma/hts-prog3-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vuoriliikaluoma/hts-prog3-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvuoriliikaluoma%2Fhts-prog3-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvuoriliikaluoma%2Fhts-prog3-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f507963680a708235d9564162e692c00b06326ec
[INFO] checking vuoriliikaluoma/hts-prog3-rust against master#43d9f3859e0204e764161ee085a360274b5f3e9a for pr-97346
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvuoriliikaluoma%2Fhts-prog3-rust" "/workspace/builds/worker-38/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-38/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vuoriliikaluoma/hts-prog3-rust on toolchain 43d9f3859e0204e764161ee085a360274b5f3e9a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vuoriliikaluoma/hts-prog3-rust
[INFO] finished tweaking git repo https://github.com/vuoriliikaluoma/hts-prog3-rust
[INFO] tweaked toml for git repo https://github.com/vuoriliikaluoma/hts-prog3-rust written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate git repo https://github.com/vuoriliikaluoma/hts-prog3-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8288e8a5031052f360c0756c40faf8862f111114250a6113adfa5929bc5bb234
[INFO] running `Command { std: "docker" "start" "-a" "8288e8a5031052f360c0756c40faf8862f111114250a6113adfa5929bc5bb234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8288e8a5031052f360c0756c40faf8862f111114250a6113adfa5929bc5bb234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8288e8a5031052f360c0756c40faf8862f111114250a6113adfa5929bc5bb234", kill_on_drop: false }`
[INFO] [stdout] 8288e8a5031052f360c0756c40faf8862f111114250a6113adfa5929bc5bb234
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b01b273bfd819260889c0dc4b5d12d0df39907fbf2ddefa42fad77c9afa74070
[INFO] running `Command { std: "docker" "start" "-a" "b01b273bfd819260889c0dc4b5d12d0df39907fbf2ddefa42fad77c9afa74070", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking prog3 v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `sum_hex_string`
[INFO] [stdout]  --> src/encrypt.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn sum_hex_string(hex: &String) -> u16  {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_hex_string`
[INFO] [stdout]  --> src/encrypt.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn sum_hex_string(hex: &String) -> u16  {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "b01b273bfd819260889c0dc4b5d12d0df39907fbf2ddefa42fad77c9afa74070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b01b273bfd819260889c0dc4b5d12d0df39907fbf2ddefa42fad77c9afa74070", kill_on_drop: false }`
[INFO] [stdout] b01b273bfd819260889c0dc4b5d12d0df39907fbf2ddefa42fad77c9afa74070