[INFO] updating cached repository https://github.com/markstein-lab/mermer-rs
[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] 4dd109eab73830e66b2be2fef54c76707e4e2036
[INFO] checking markstein-lab/mermer-rs against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarkstein-lab%2Fmermer-rs" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/markstein-lab/mermer-rs on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/markstein-lab/mermer-rs
[INFO] finished tweaking git repo https://github.com/markstein-lab/mermer-rs
[INFO] tweaked toml for git repo https://github.com/markstein-lab/mermer-rs written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/markstein-lab/mermer-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "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] 44a9261e5082987e0aeb09512039a0237367c9772408dced9d208fa2a48f6286
[INFO] running `"docker" "start" "-a" "44a9261e5082987e0aeb09512039a0237367c9772408dced9d208fa2a48f6286"`
[INFO] [stderr]     Checking mermer-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:518:12
[INFO] [stderr]     |
[INFO] [stderr] 518 |         if (i > stop) {
[INFO] [stderr]     |            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:518:12
[INFO] [stderr]     |
[INFO] [stderr] 518 |         if (i > stop) {
[INFO] [stderr]     |            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/main.rs:451:29
[INFO] [stderr]     |
[INFO] [stderr] 451 |             recursive_enter(&mut tables[table_index], lookup_string, temporary_mask);
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^ expected `u64`, found `u32`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected mutable reference `&mut [u64; 256]`
[INFO] [stderr]                found mutable reference `&mut [u32; 256]`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/main.rs:542:75
[INFO] [stderr]     |
[INFO] [stderr] 542 |         Err(why) => panic!("couldn't create {}: {}", "/tmp/test.txt", why.description()),
[INFO] [stderr]     |                                                                           ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/main.rs:547:77
[INFO] [stderr]     |
[INFO] [stderr] 547 |         Err(why) => panic!("couldn't write to {}: {}", "/tmp/test.txt", why.description()),
[INFO] [stderr]     |                                                                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/main.rs:552:75
[INFO] [stderr]     |
[INFO] [stderr] 552 |         Err(why) => panic!("couldn't create {}: {}", "/tmp/test.txt", why.description()),
[INFO] [stderr]     |                                                                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `mermer-rs`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/main.rs:451:29
[INFO] [stderr]     |
[INFO] [stderr] 451 |             recursive_enter(&mut tables[table_index], lookup_string, temporary_mask);
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^ expected `u64`, found `u32`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected mutable reference `&mut [u64; 256]`
[INFO] [stderr]                found mutable reference `&mut [u32; 256]`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/main.rs:542:75
[INFO] [stderr]     |
[INFO] [stderr] 542 |         Err(why) => panic!("couldn't create {}: {}", "/tmp/test.txt", why.description()),
[INFO] [stderr]     |                                                                           ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/main.rs:547:77
[INFO] [stderr]     |
[INFO] [stderr] 547 |         Err(why) => panic!("couldn't write to {}: {}", "/tmp/test.txt", why.description()),
[INFO] [stderr]     |                                                                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/main.rs:552:75
[INFO] [stderr]     |
[INFO] [stderr] 552 |         Err(why) => panic!("couldn't create {}: {}", "/tmp/test.txt", why.description()),
[INFO] [stderr]     |                                                                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `mermer-rs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "44a9261e5082987e0aeb09512039a0237367c9772408dced9d208fa2a48f6286"`
[INFO] running `"docker" "rm" "-f" "44a9261e5082987e0aeb09512039a0237367c9772408dced9d208fa2a48f6286"`
[INFO] [stdout] 44a9261e5082987e0aeb09512039a0237367c9772408dced9d208fa2a48f6286