[INFO] cloning repository https://github.com/dante01yoon/rust-tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dante01yoon/rust-tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdante01yoon%2Frust-tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdante01yoon%2Frust-tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d23a0703239fbc5a4b266c3fed7aba1ec93df72b
[INFO] checking dante01yoon/rust-tutorial against 65c7d39f9c2b9d5c316725cb48fa3d360c64c663 for pr-161253
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdante01yoon%2Frust-tutorial" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dante01yoon/rust-tutorial
[INFO] finished tweaking git repo https://github.com/dante01yoon/rust-tutorial
[INFO] tweaked toml for git repo https://github.com/dante01yoon/rust-tutorial written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dante01yoon/rust-tutorial on toolchain 65c7d39f9c2b9d5c316725cb48fa3d360c64c663
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65c7d39f9c2b9d5c316725cb48fa3d360c64c663" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dante01yoon/rust-tutorial 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" "+65c7d39f9c2b9d5c316725cb48fa3d360c64c663" "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-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ce84fd05c938ba8eaf8fd45ec365305d4acaa5861c34e0478d03b540c83d515a
[INFO] running `Command { std: "docker" "start" "ce84fd05c938ba8eaf8fd45ec365305d4acaa5861c34e0478d03b540c83d515a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce84fd05c938ba8eaf8fd45ec365305d4acaa5861c34e0478d03b540c83d515a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ce84fd05c938ba8eaf8fd45ec365305d4acaa5861c34e0478d03b540c83d515a" "/opt/rustwide/cargo-home/bin/cargo" "+65c7d39f9c2b9d5c316725cb48fa3d360c64c663" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce84fd05c938ba8eaf8fd45ec365305d4acaa5861c34e0478d03b540c83d515a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ce84fd05c938ba8eaf8fd45ec365305d4acaa5861c34e0478d03b540c83d515a" "/opt/rustwide/cargo-home/bin/cargo" "+65c7d39f9c2b9d5c316725cb48fa3d360c64c663" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `else`, or an operator, found `{`
[INFO] [stdout]   --> src/main.rs:21:47
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let guess: u32 = guess.trim().parse() {
[INFO] [stdout]    |                                               ^ expected one of `.`, `;`, `?`, `else`, or an operator
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `else`, or an operator, found `{`
[INFO] [stdout]   --> src/main.rs:21:47
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let guess: u32 = guess.trim().parse() {
[INFO] [stdout]    |                                               ^ expected one of `.`, `;`, `?`, `else`, or an operator
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Ordering`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::Ordering;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Ordering`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::Ordering;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `guessing_game` (bin "guessing_game" test) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `guessing_game` (bin "guessing_game") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "ce84fd05c938ba8eaf8fd45ec365305d4acaa5861c34e0478d03b540c83d515a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce84fd05c938ba8eaf8fd45ec365305d4acaa5861c34e0478d03b540c83d515a", kill_on_drop: false }`
[INFO] [stdout] ce84fd05c938ba8eaf8fd45ec365305d4acaa5861c34e0478d03b540c83d515a