[INFO] cloning repository https://github.com/dustn9401/rust-prac
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dustn9401/rust-prac" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustn9401%2Frust-prac", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustn9401%2Frust-prac'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c8815811c796b88cd3a8449b6a3add4fc800f9c8
[INFO] checking dustn9401/rust-prac against try#3857be5045fe74bd0f296f6f4c23db10f8857f73 for pr-156807
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustn9401%2Frust-prac" "/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/dustn9401/rust-prac
[INFO] finished tweaking git repo https://github.com/dustn9401/rust-prac
[INFO] tweaked toml for git repo https://github.com/dustn9401/rust-prac written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dustn9401/rust-prac on toolchain 3857be5045fe74bd0f296f6f4c23db10f8857f73
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dustn9401/rust-prac 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" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking dustn9401/rust-prac against try#3857be5045fe74bd0f296f6f4c23db10f8857f73 for pr-156807
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustn9401%2Frust-prac" "/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/dustn9401/rust-prac
[INFO] finished tweaking git repo https://github.com/dustn9401/rust-prac
[INFO] tweaked toml for git repo https://github.com/dustn9401/rust-prac written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dustn9401/rust-prac on toolchain 3857be5045fe74bd0f296f6f4c23db10f8857f73
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dustn9401/rust-prac 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" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ba6f17141c003ae740059a7a04a1497dfc56aea07b7b9966c0a06a09957c40d
[INFO] running `Command { std: "docker" "start" "-a" "5ba6f17141c003ae740059a7a04a1497dfc56aea07b7b9966c0a06a09957c40d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ba6f17141c003ae740059a7a04a1497dfc56aea07b7b9966c0a06a09957c40d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ba6f17141c003ae740059a7a04a1497dfc56aea07b7b9966c0a06a09957c40d", kill_on_drop: false }`
[INFO] [stdout] 5ba6f17141c003ae740059a7a04a1497dfc56aea07b7b9966c0a06a09957c40d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae706b12ec3aa222b69346d0df1984e8ff1ec13baf5a9ded43097f99a3865efe
[INFO] running `Command { std: "docker" "start" "-a" "ae706b12ec3aa222b69346d0df1984e8ff1ec13baf5a9ded43097f99a3865efe", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 |     match guess.cmp(&secret_num) {
[INFO] [stdout]    |                 --- ^^^^^^^^^^^ expected `&String`, found `&{integer}`
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 arguments to this method are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected reference `&String`
[INFO] [stdout]               found reference `&{integer}`
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/core/src/cmp.rs:1000:7
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 |     match guess.cmp(&secret_num) {
[INFO] [stdout]    |                 --- ^^^^^^^^^^^ expected `&String`, found `&{integer}`
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 arguments to this method are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected reference `&String`
[INFO] [stdout]               found reference `&{integer}`
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/core/src/cmp.rs:1000:7
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `guessing_game` (bin "guessing_game") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `guessing_game` (bin "guessing_game" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "ae706b12ec3aa222b69346d0df1984e8ff1ec13baf5a9ded43097f99a3865efe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae706b12ec3aa222b69346d0df1984e8ff1ec13baf5a9ded43097f99a3865efe", kill_on_drop: false }`
[INFO] [stdout] ae706b12ec3aa222b69346d0df1984e8ff1ec13baf5a9ded43097f99a3865efe