[INFO] updating cached repository https://github.com/johngarrett/checkstyle
[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] 61f1360ca04e117d2c472ea2285d3c17eee59722
[INFO] testing johngarrett/checkstyle against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohngarrett%2Fcheckstyle" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/johngarrett/checkstyle on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/johngarrett/checkstyle
[INFO] finished tweaking git repo https://github.com/johngarrett/checkstyle
[INFO] tweaked toml for git repo https://github.com/johngarrett/checkstyle written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/johngarrett/checkstyle already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6e027de36b57945d53319195e4ad42b8e8bfab8aa0da49e7ea9e29f646917337
[INFO] running `"docker" "start" "-a" "6e027de36b57945d53319195e4ad42b8e8bfab8aa0da49e7ea9e29f646917337"`
[INFO] [stderr]    Compiling checkstyle v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `file_contents`
[INFO] [stderr]   --> src/cs.rs:32:42
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub fn format_errors(std_errors: String, file_contents: &String) {
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_contents`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file_contents`
[INFO] [stderr]   --> src/cs.rs:41:39
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub fn javadoc_errors(errors: String, file_contents: &String) {
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_contents`
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `CSError`
[INFO] [stderr]  --> src/cs/error.rs:2:10
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub enum CSError {
[INFO] [stderr]   |          ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `"docker" "inspect" "6e027de36b57945d53319195e4ad42b8e8bfab8aa0da49e7ea9e29f646917337"`
[INFO] running `"docker" "rm" "-f" "6e027de36b57945d53319195e4ad42b8e8bfab8aa0da49e7ea9e29f646917337"`
[INFO] [stdout] 6e027de36b57945d53319195e4ad42b8e8bfab8aa0da49e7ea9e29f646917337
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stdout] d81a137417d33f61c2142f0b5ae6c644e7295c885a976a9b4b63e502f82978d4
[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" "d81a137417d33f61c2142f0b5ae6c644e7295c885a976a9b4b63e502f82978d4"`
[INFO] [stderr]    Compiling checkstyle v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `file_contents`
[INFO] [stderr]   --> src/cs.rs:32:42
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub fn format_errors(std_errors: String, file_contents: &String) {
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_contents`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file_contents`
[INFO] [stderr]   --> src/cs.rs:41:39
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub fn javadoc_errors(errors: String, file_contents: &String) {
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_contents`
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `CSError`
[INFO] [stderr]  --> src/cs/error.rs:2:10
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub enum CSError {
[INFO] [stderr]   |          ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "d81a137417d33f61c2142f0b5ae6c644e7295c885a976a9b4b63e502f82978d4"`
[INFO] running `"docker" "rm" "-f" "d81a137417d33f61c2142f0b5ae6c644e7295c885a976a9b4b63e502f82978d4"`
[INFO] [stdout] d81a137417d33f61c2142f0b5ae6c644e7295c885a976a9b4b63e502f82978d4
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1c9f5195531b206283212a02a759e5f9b154ff71e521fe9d2f1bebea3d9d7cc5
[INFO] running `"docker" "start" "-a" "1c9f5195531b206283212a02a759e5f9b154ff71e521fe9d2f1bebea3d9d7cc5"`
[INFO] [stderr] warning: unused variable: `file_contents`
[INFO] [stderr]   --> src/cs.rs:32:42
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub fn format_errors(std_errors: String, file_contents: &String) {
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_contents`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file_contents`
[INFO] [stderr]   --> src/cs.rs:41:39
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub fn javadoc_errors(errors: String, file_contents: &String) {
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_contents`
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `CSError`
[INFO] [stderr]  --> src/cs/error.rs:2:10
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub enum CSError {
[INFO] [stderr]   |          ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/checkstyle-e7b4a5a463d5e727
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "1c9f5195531b206283212a02a759e5f9b154ff71e521fe9d2f1bebea3d9d7cc5"`
[INFO] running `"docker" "rm" "-f" "1c9f5195531b206283212a02a759e5f9b154ff71e521fe9d2f1bebea3d9d7cc5"`
[INFO] [stdout] 1c9f5195531b206283212a02a759e5f9b154ff71e521fe9d2f1bebea3d9d7cc5