[INFO] cloning repository https://github.com/scobham/loops
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scobham/loops" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscobham%2Floops", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscobham%2Floops'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0bdae251817efc6d7876e906fadbaf5b17df1497
[INFO] testing scobham/loops against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscobham%2Floops" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/scobham/loops on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/scobham/loops
[INFO] finished tweaking git repo https://github.com/scobham/loops
[INFO] tweaked toml for git repo https://github.com/scobham/loops written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/scobham/loops already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c1753a25a561c3bd182df5eeafe8968566e08e85889d9706e71005651180e642
[INFO] running `Command { std: "docker" "start" "-a" "c1753a25a561c3bd182df5eeafe8968566e08e85889d9706e71005651180e642", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1753a25a561c3bd182df5eeafe8968566e08e85889d9706e71005651180e642", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1753a25a561c3bd182df5eeafe8968566e08e85889d9706e71005651180e642", kill_on_drop: false }`
[INFO] [stdout] c1753a25a561c3bd182df5eeafe8968566e08e85889d9706e71005651180e642
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e4e25b4c3f4edbe18d0bc2b55a95bf81c07d4d8e40e9203967dc214d4ddac31
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0e4e25b4c3f4edbe18d0bc2b55a95bf81c07d4d8e40e9203967dc214d4ddac31", kill_on_drop: false }`
[INFO] [stderr]    Compiling loops v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `env::temp_dir`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{env::temp_dir, io::stdin};
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | /     loop {
[INFO] [stdout] 54 | |         stdin()
[INFO] [stdout] 55 | |             .read_line(&mut temperature)
[INFO] [stdout] 56 | |             .expect("Failed to get Temperature");
[INFO] [stdout] ...  |
[INFO] [stdout] 63 | |         println!("Please enter a proper value.");
[INFO] [stdout] 64 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 65 | 
[INFO] [stdout] 66 |       let temperature = temperature.trim().parse().expect("Oops");
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/main.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let temperature = temperature.trim().parse().expect("Oops");
[INFO] [stdout]    |         ^^^^^^^^^^^ consider giving `temperature` a type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `loops` due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "0e4e25b4c3f4edbe18d0bc2b55a95bf81c07d4d8e40e9203967dc214d4ddac31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e4e25b4c3f4edbe18d0bc2b55a95bf81c07d4d8e40e9203967dc214d4ddac31", kill_on_drop: false }`
[INFO] [stdout] 0e4e25b4c3f4edbe18d0bc2b55a95bf81c07d4d8e40e9203967dc214d4ddac31