[INFO] updating cached repository https://github.com/cloud971/hw1-cha
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/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] b7c94cfe6698e12fc7cddb583d9934d339b3a522
[INFO] testing cloud971/hw1-cha against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcloud971%2Fhw1-cha" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cloud971/hw1-cha on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/cloud971/hw1-cha
[INFO] finished tweaking git repo https://github.com/cloud971/hw1-cha
[INFO] tweaked toml for git repo https://github.com/cloud971/hw1-cha written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/cloud971/hw1-cha already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 7089723106c93543f2057b41a992ee0cb9f36e7ec5556829fb3c356527d3c038
[INFO] running `"docker" "start" "-a" "7089723106c93543f2057b41a992ee0cb9f36e7ec5556829fb3c356527d3c038"`
[INFO] [stderr]    Compiling hw1-cha v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: format argument must be a string literal
[INFO] [stderr]   --> src/main.rs:30:18
[INFO] [stderr]    |
[INFO] [stderr] 30 |         println!(0);
[INFO] [stderr]    |                  ^
[INFO] [stderr] help: you might be missing a string literal to format with
[INFO] [stderr]    |
[INFO] [stderr] 30 |         println!("{}", 0);
[INFO] [stderr]    |                  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `hw1-cha`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "7089723106c93543f2057b41a992ee0cb9f36e7ec5556829fb3c356527d3c038"`
[INFO] running `"docker" "rm" "-f" "7089723106c93543f2057b41a992ee0cb9f36e7ec5556829fb3c356527d3c038"`
[INFO] [stdout] 7089723106c93543f2057b41a992ee0cb9f36e7ec5556829fb3c356527d3c038