[INFO] updating cached repository https://github.com/wavded/code-gen-prag
[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] 6dd1c7a028a948cde3a48ff1d01e010448dd433b
[INFO] checking wavded/code-gen-prag against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwavded%2Fcode-gen-prag" "/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/wavded/code-gen-prag 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/wavded/code-gen-prag
[INFO] finished tweaking git repo https://github.com/wavded/code-gen-prag
[INFO] tweaked toml for git repo https://github.com/wavded/code-gen-prag written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/wavded/code-gen-prag 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-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" "+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] 26a16a39b15ecf55667533468555255a603e3ecbb5c1583f5471aa4f194b7f0d
[INFO] running `"docker" "start" "-a" "26a16a39b15ecf55667533468555255a603e3ecbb5c1583f5471aa4f194b7f0d"`
[INFO] [stderr]     Checking backtrace v0.3.5
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]     Checking code-gen-prag v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:42:52
[INFO] [stderr]    |
[INFO] [stderr] 42 |             '#' => &format!("{}", generate_comment(line[2..], "javascript")),
[INFO] [stderr]    |                                                    ^^^^^^^^^
[INFO] [stderr]    |                                                    |
[INFO] [stderr]    |                                                    expected &str, found str
[INFO] [stderr]    |                                                    help: consider borrowing here: `&line[2..]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `&str`
[INFO] [stderr]               found type `str`
[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 `code-gen-prag`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:42:52
[INFO] [stderr]    |
[INFO] [stderr] 42 |             '#' => &format!("{}", generate_comment(line[2..], "javascript")),
[INFO] [stderr]    |                                                    ^^^^^^^^^
[INFO] [stderr]    |                                                    |
[INFO] [stderr]    |                                                    expected &str, found str
[INFO] [stderr]    |                                                    help: consider borrowing here: `&line[2..]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `&str`
[INFO] [stderr]               found type `str`
[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 `code-gen-prag`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "26a16a39b15ecf55667533468555255a603e3ecbb5c1583f5471aa4f194b7f0d"`
[INFO] running `"docker" "rm" "-f" "26a16a39b15ecf55667533468555255a603e3ecbb5c1583f5471aa4f194b7f0d"`
[INFO] [stdout] 26a16a39b15ecf55667533468555255a603e3ecbb5c1583f5471aa4f194b7f0d