[INFO] cloning repository https://github.com/achilles-oatmeal/rust_code_crack_game
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/achilles-oatmeal/rust_code_crack_game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fachilles-oatmeal%2Frust_code_crack_game"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fachilles-oatmeal%2Frust_code_crack_game'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e1aafdc58df0b29c3919b8cf06a46dee7c212173
[INFO] checking achilles-oatmeal/rust_code_crack_game against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fachilles-oatmeal%2Frust_code_crack_game" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/achilles-oatmeal/rust_code_crack_game on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/achilles-oatmeal/rust_code_crack_game
[INFO] finished tweaking git repo https://github.com/achilles-oatmeal/rust_code_crack_game
[INFO] tweaked toml for git repo https://github.com/achilles-oatmeal/rust_code_crack_game written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/achilles-oatmeal/rust_code_crack_game already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9f52609e155488e111dd5717f7be47f9c608e98e213332f074f59976e85f8194
[INFO] running `"docker" "start" "-a" "9f52609e155488e111dd5717f7be47f9c608e98e213332f074f59976e85f8194"`
[INFO] [stderr]     Checking getrandom v0.1.9
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking crack_code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::str;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `parse` found for type `std::result::Result<usize, std::io::Error>` in the current scope
[INFO] [stderr]   --> src/main.rs:35:96
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let(mut GuessA, GuessB, GuessC): (u32, u32, u32) = (std::io::stdin().read_line(&mut input).parse::<u32>(), std::io::stdin().read_line(&mut input).parse::<u32>(), std::io::stdin().read_line(&mut input).parse::<u32>() );
[INFO] [stderr]    |                                                                                                ^^^^^ method not found in `std::result::Result<usize, std::io::Error>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `parse` found for type `std::result::Result<usize, std::io::Error>` in the current scope
[INFO] [stderr]   --> src/main.rs:35:151
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let(mut GuessA, GuessB, GuessC): (u32, u32, u32) = (std::io::stdin().read_line(&mut input).parse::<u32>(), std::io::stdin().read_line(&mut input).parse::<u32>(), std::io::stdin().read_line(&mut input).parse::<u32>() );
[INFO] [stderr]    |                                                                                                                                                       ^^^^^ method not found in `std::result::Result<usize, std::io::Error>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `parse` found for type `std::result::Result<usize, std::io::Error>` in the current scope
[INFO] [stderr]   --> src/main.rs:35:206
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let(mut GuessA, GuessB, GuessC): (u32, u32, u32) = (std::io::stdin().read_line(&mut input).parse::<u32>(), std::io::stdin().read_line(&mut input).parse::<u32>(), std::io::stdin().read_line(&mut input).parse::<u32>() );
[INFO] [stderr]    |                                                                                                                                                                                                              ^^^^^ method not found in `std::result::Result<usize, std::io::Error>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: could not compile `crack_code`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::str;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `parse` found for type `std::result::Result<usize, std::io::Error>` in the current scope
[INFO] [stderr]   --> src/main.rs:35:96
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let(mut GuessA, GuessB, GuessC): (u32, u32, u32) = (std::io::stdin().read_line(&mut input).parse::<u32>(), std::io::stdin().read_line(&mut input).parse::<u32>(), std::io::stdin().read_line(&mut input).parse::<u32>() );
[INFO] [stderr]    |                                                                                                ^^^^^ method not found in `std::result::Result<usize, std::io::Error>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `parse` found for type `std::result::Result<usize, std::io::Error>` in the current scope
[INFO] [stderr]   --> src/main.rs:35:151
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let(mut GuessA, GuessB, GuessC): (u32, u32, u32) = (std::io::stdin().read_line(&mut input).parse::<u32>(), std::io::stdin().read_line(&mut input).parse::<u32>(), std::io::stdin().read_line(&mut input).parse::<u32>() );
[INFO] [stderr]    |                                                                                                                                                       ^^^^^ method not found in `std::result::Result<usize, std::io::Error>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `parse` found for type `std::result::Result<usize, std::io::Error>` in the current scope
[INFO] [stderr]   --> src/main.rs:35:206
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let(mut GuessA, GuessB, GuessC): (u32, u32, u32) = (std::io::stdin().read_line(&mut input).parse::<u32>(), std::io::stdin().read_line(&mut input).parse::<u32>(), std::io::stdin().read_line(&mut input).parse::<u32>() );
[INFO] [stderr]    |                                                                                                                                                                                                              ^^^^^ method not found in `std::result::Result<usize, std::io::Error>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: could not compile `crack_code`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "9f52609e155488e111dd5717f7be47f9c608e98e213332f074f59976e85f8194"`
[INFO] running `"docker" "rm" "-f" "9f52609e155488e111dd5717f7be47f9c608e98e213332f074f59976e85f8194"`
[INFO] [stdout] 9f52609e155488e111dd5717f7be47f9c608e98e213332f074f59976e85f8194