[INFO] updating cached repository https://github.com/stanistan/sudokrust [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] 7e684c305d759302d929cae2fa0860691ca2e1bc [INFO] testing stanistan/sudokrust against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstanistan%2Fsudokrust" "/workspace/builds/worker-10/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/stanistan/sudokrust on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/stanistan/sudokrust [INFO] finished tweaking git repo https://github.com/stanistan/sudokrust [INFO] tweaked toml for git repo https://github.com/stanistan/sudokrust written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/stanistan/sudokrust already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /workspace/builds/worker-10/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=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" "+1.44.0" "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] 99c44217d456f793159326c42555bbdbf6227928215bf034d763e2a649b45bc7 [INFO] running `"docker" "start" "-a" "99c44217d456f793159326c42555bbdbf6227928215bf034d763e2a649b45bc7"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling sudokrust v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(core)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(collections)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:195:17 [INFO] [stderr] | [INFO] [stderr] 195 | try!(write!(f, "\n")); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:197:21 [INFO] [stderr] | [INFO] [stderr] 197 | try!(write!(f, "-----------\n")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:203:21 [INFO] [stderr] | [INFO] [stderr] 203 | try!(write!(f, "|")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:207:21 [INFO] [stderr] | [INFO] [stderr] 207 | try!(write!(f, ".")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:209:21 [INFO] [stderr] | [INFO] [stderr] 209 | try!(write!(f, "{}", value.unwrap())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `position::Position: std::clone::Clone` is not satisfied [INFO] [stderr] --> src/position.rs:7:32 [INFO] [stderr] | [INFO] [stderr] 7 | #[derive(PartialEq, Eq, Debug, Copy)] [INFO] [stderr] | ^^^^ the trait `std::clone::Clone` is not implemented for `position::Position` [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error: aborting due to 3 previous errors; 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0277, E0554. [INFO] [stderr] For more information about an error, try `rustc --explain E0277`. [INFO] [stderr] error: could not compile `sudokrust`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "99c44217d456f793159326c42555bbdbf6227928215bf034d763e2a649b45bc7"` [INFO] running `"docker" "rm" "-f" "99c44217d456f793159326c42555bbdbf6227928215bf034d763e2a649b45bc7"` [INFO] [stdout] 99c44217d456f793159326c42555bbdbf6227928215bf034d763e2a649b45bc7