[INFO] cloning repository https://github.com/mkaito/sanitizeutf8
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mkaito/sanitizeutf8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkaito%2Fsanitizeutf8"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkaito%2Fsanitizeutf8'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 26361b2711c7463fcb687ac7e8b84a673f18448a
[INFO] checking mkaito/sanitizeutf8 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkaito%2Fsanitizeutf8" "/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/mkaito/sanitizeutf8 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/mkaito/sanitizeutf8
[INFO] finished tweaking git repo https://github.com/mkaito/sanitizeutf8
[INFO] tweaked toml for git repo https://github.com/mkaito/sanitizeutf8 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/mkaito/sanitizeutf8 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 613539dd27d5b3db4369412d052e245564aa4205e510f4a779684a8c0745fcb2
[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" "613539dd27d5b3db4369412d052e245564aa4205e510f4a779684a8c0745fcb2"`
[INFO] [stderr]     Checking sanitizeutf8 v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::io::Read`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::Read;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `chars` found for struct `std::io::StdinLock<'_>` in the current scope
[INFO] [stderr]  --> src/main.rs:7:28
[INFO] [stderr]   |
[INFO] [stderr] 7 |     for c in reader.lock().chars() {
[INFO] [stderr]   |                            ^^^^^ method not found in `std::io::StdinLock<'_>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: could not compile `sanitizeutf8`.
[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] warning: unused import: `std::io::Read`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::Read;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `chars` found for struct `std::io::StdinLock<'_>` in the current scope
[INFO] [stderr]  --> src/main.rs:7:28
[INFO] [stderr]   |
[INFO] [stderr] 7 |     for c in reader.lock().chars() {
[INFO] [stderr]   |                            ^^^^^ method not found in `std::io::StdinLock<'_>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: could not compile `sanitizeutf8`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "613539dd27d5b3db4369412d052e245564aa4205e510f4a779684a8c0745fcb2"`
[INFO] running `"docker" "rm" "-f" "613539dd27d5b3db4369412d052e245564aa4205e510f4a779684a8c0745fcb2"`
[INFO] [stdout] 613539dd27d5b3db4369412d052e245564aa4205e510f4a779684a8c0745fcb2