[INFO] updating cached repository https://github.com/tthorn/Enums
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 25ed9cdfc10d9c1bdb2bccdcfe8f79da26a7c36b
[INFO] checking tthorn/Enums against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftthorn%2FEnums" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tthorn/Enums on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/tthorn/Enums
[INFO] finished tweaking git repo https://github.com/tthorn/Enums
[INFO] tweaked toml for git repo https://github.com/tthorn/Enums written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/tthorn/Enums already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 63a93d235c4a975473f79031b70c52259420a1ca14604bbf0919c1e4cf8aefe4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "63a93d235c4a975473f79031b70c52259420a1ca14604bbf0919c1e4cf8aefe4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking enums v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0412]: cannot find type `int` in this scope
[INFO] [stderr]  --> src/main.rs:9:16
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn findSign(a: int) -> Sign {
[INFO] [stderr]   |                ^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `int` in this scope
[INFO] [stderr]   --> src/main.rs:19:27
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let input_num: Option<int> = from_str(input.as_slice().trim());
[INFO] [stderr]    |                           ^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `from_str` in this scope
[INFO] [stderr]   --> src/main.rs:19:34
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let input_num: Option<int> = from_str(input.as_slice().trim());
[INFO] [stderr]    |                                  ^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stderr]   --> src/main.rs:18:29
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let input = io::stdin().read_line().ok().expect("Failed to read line.");
[INFO] [stderr]    |                             ^^^^^^^^^- supplied 0 arguments
[INFO] [stderr]    |                             |
[INFO] [stderr]    |                             expected 1 argument
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `int` in this scope
[INFO] [stderr]  --> src/main.rs:9:16
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn findSign(a: int) -> Sign {
[INFO] [stderr]   |                ^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `int` in this scope
[INFO] [stderr]   --> src/main.rs:19:27
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let input_num: Option<int> = from_str(input.as_slice().trim());
[INFO] [stderr]    |                           ^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `from_str` in this scope
[INFO] [stderr]   --> src/main.rs:19:34
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let input_num: Option<int> = from_str(input.as_slice().trim());
[INFO] [stderr]    |                                  ^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stderr]   --> src/main.rs:18:29
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let input = io::stdin().read_line().ok().expect("Failed to read line.");
[INFO] [stderr]    |                             ^^^^^^^^^- supplied 0 arguments
[INFO] [stderr]    |                             |
[INFO] [stderr]    |                             expected 1 argument
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `as_slice` found for type `usize` in the current scope
[INFO] [stderr]   --> src/main.rs:19:49
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let input_num: Option<int> = from_str(input.as_slice().trim());
[INFO] [stderr]    |                                                 ^^^^^^^^ method not found in `usize`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0061, E0412, E0425, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0061`.
[INFO] [stderr] error: could not compile `enums`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0599]: no method named `as_slice` found for type `usize` in the current scope
[INFO] [stderr]   --> src/main.rs:19:49
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let input_num: Option<int> = from_str(input.as_slice().trim());
[INFO] [stderr]    |                                                 ^^^^^^^^ method not found in `usize`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0061, E0412, E0425, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0061`.
[INFO] [stderr] error: could not compile `enums`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "63a93d235c4a975473f79031b70c52259420a1ca14604bbf0919c1e4cf8aefe4"`
[INFO] running `"docker" "rm" "-f" "63a93d235c4a975473f79031b70c52259420a1ca14604bbf0919c1e4cf8aefe4"`
[INFO] [stdout] 63a93d235c4a975473f79031b70c52259420a1ca14604bbf0919c1e4cf8aefe4