[INFO] updating cached repository https://github.com/mmarkell/rust_sat [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] 150d0e00a58c2b9c89356bcb28fa31db120b3867 [INFO] checking mmarkell/rust_sat against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmarkell%2Frust_sat" "/workspace/builds/worker-5/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mmarkell/rust_sat 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/mmarkell/rust_sat [INFO] finished tweaking git repo https://github.com/mmarkell/rust_sat [INFO] tweaked toml for git repo https://github.com/mmarkell/rust_sat written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/mmarkell/rust_sat 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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 94e26577471c377523ca751c8fae45b2ad5710383899160da33983176471f19c [INFO] running `"docker" "start" "-a" "94e26577471c377523ca751c8fae45b2ad5710383899160da33983176471f19c"` [INFO] [stderr] Checking sat_solver v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around method argument [INFO] [stderr] --> src/solver.rs:47:29 [INFO] [stderr] | [INFO] [stderr] 47 | new_vars.remove((idx as usize)); [INFO] [stderr] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `width` [INFO] [stderr] --> src/encoder.rs:53:45 [INFO] [stderr] | [INFO] [stderr] 53 | pub fn format_output((positives, negatives, width, height): (Vec, Vec, i32, i32)) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_width` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `height` [INFO] [stderr] --> src/encoder.rs:53:52 [INFO] [stderr] | [INFO] [stderr] 53 | pub fn format_output((positives, negatives, width, height): (Vec, Vec, i32, i32)) { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `last_seen` [INFO] [stderr] --> src/solver.rs:73:33 [INFO] [stderr] | [INFO] [stderr] 73 | Some(&(occurrences, last_seen)) => { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_seen` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/solver.rs:189:17 [INFO] [stderr] | [INFO] [stderr] 189 | let mut copy_clause_2 = clause.clone(); [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/solver.rs:190:17 [INFO] [stderr] | [INFO] [stderr] 190 | let mut copy_clause_3 = clause.clone(); [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around method argument [INFO] [stderr] --> src/solver.rs:47:29 [INFO] [stderr] | [INFO] [stderr] 47 | new_vars.remove((idx as usize)); [INFO] [stderr] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `width` [INFO] [stderr] --> src/encoder.rs:53:45 [INFO] [stderr] | [INFO] [stderr] 53 | pub fn format_output((positives, negatives, width, height): (Vec, Vec, i32, i32)) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_width` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `height` [INFO] [stderr] --> src/encoder.rs:53:52 [INFO] [stderr] | [INFO] [stderr] 53 | pub fn format_output((positives, negatives, width, height): (Vec, Vec, i32, i32)) { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `last_seen` [INFO] [stderr] --> src/solver.rs:73:33 [INFO] [stderr] | [INFO] [stderr] 73 | Some(&(occurrences, last_seen)) => { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_seen` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/solver.rs:189:17 [INFO] [stderr] | [INFO] [stderr] 189 | let mut copy_clause_2 = clause.clone(); [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/solver.rs:190:17 [INFO] [stderr] | [INFO] [stderr] 190 | let mut copy_clause_3 = clause.clone(); [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.70s [INFO] running `"docker" "inspect" "94e26577471c377523ca751c8fae45b2ad5710383899160da33983176471f19c"` [INFO] running `"docker" "rm" "-f" "94e26577471c377523ca751c8fae45b2ad5710383899160da33983176471f19c"` [INFO] [stdout] 94e26577471c377523ca751c8fae45b2ad5710383899160da33983176471f19c