[INFO] updating cached repository https://github.com/davidspies/rsatsolver [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] 35a28c3011b362d6a02d0b8ad23577f22f72d89c [INFO] checking davidspies/rsatsolver against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidspies%2Frsatsolver" "/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/davidspies/rsatsolver 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/davidspies/rsatsolver [INFO] finished tweaking git repo https://github.com/davidspies/rsatsolver [INFO] tweaked toml for git repo https://github.com/davidspies/rsatsolver written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/davidspies/rsatsolver already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a995fdfdd354355ef9ff4ef4f2592f9226b783d41ce33d61dab1717b129e04f4 [INFO] running `"docker" "start" "-a" "a995fdfdd354355ef9ff4ef4f2592f9226b783d41ce33d61dab1717b129e04f4"` [INFO] [stderr] Checking rsatsolver v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `state::State` [INFO] [stderr] --> src/solver.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use state::State; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `wrapped::WrappedProblem` [INFO] [stderr] --> src/solver.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use wrapped::WrappedProblem; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `state::State` [INFO] [stderr] --> src/solver.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use state::State; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `wrapped::WrappedProblem` [INFO] [stderr] --> src/solver.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use wrapped::WrappedProblem; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `DisjunctionIter` [INFO] [stderr] --> src/problem.rs:18:1 [INFO] [stderr] | [INFO] [stderr] 18 | pub type DisjunctionIter<'a> = hash_map::Iter<'a, Variable, Sign>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `len` [INFO] [stderr] --> src/problem.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | pub fn len(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `iter` [INFO] [stderr] --> src/problem.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | pub fn iter(&self) -> DisjunctionIter { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Problem` [INFO] [stderr] --> src/problem.rs:37:12 [INFO] [stderr] | [INFO] [stderr] 37 | pub struct Problem { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `vars` [INFO] [stderr] --> src/problem.rs:42:5 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn vars(&self) -> HashSet { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/problem.rs:68:5 [INFO] [stderr] | [INFO] [stderr] 68 | pub fn new V>(init: F) -> SignMap { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `State` [INFO] [stderr] --> src/solver/state.rs:9:12 [INFO] [stderr] | [INFO] [stderr] 9 | pub struct State<'problem> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/solver/state.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn new(problem: &'problem Problem) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `init_var` [INFO] [stderr] --> src/solver/state.rs:19:12 [INFO] [stderr] | [INFO] [stderr] 19 | fn init_var(&v: &Variable) -> (Variable, AssignInfo) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `is_set` [INFO] [stderr] --> src/solver/state.rs:41:5 [INFO] [stderr] | [INFO] [stderr] 41 | pub fn is_set(&self, v: Variable) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `sign_of` [INFO] [stderr] --> src/solver/state.rs:44:5 [INFO] [stderr] | [INFO] [stderr] 44 | pub fn sign_of(&self, v: Variable) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `add_disjunction` [INFO] [stderr] --> src/solver/state.rs:47:5 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn add_disjunction(&mut self, disjunction: &'problem Disjunction) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `assign` [INFO] [stderr] --> src/solver/state.rs:59:5 [INFO] [stderr] | [INFO] [stderr] 59 | pub fn assign(&mut self, var: Variable, sig: Sign) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `unassign` [INFO] [stderr] --> src/solver/state.rs:86:5 [INFO] [stderr] | [INFO] [stderr] 86 | pub fn unassign(&mut self, var: Variable) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_and_clear_propagators` [INFO] [stderr] --> src/solver/state.rs:105:5 [INFO] [stderr] | [INFO] [stderr] 105 | pub fn get_and_clear_propagators(&mut self) -> Vec<&'problem Disjunction> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_and_clear_pures` [INFO] [stderr] --> src/solver/state.rs:108:5 [INFO] [stderr] | [INFO] [stderr] 108 | pub fn get_and_clear_pures(&mut self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `AssignInfo` [INFO] [stderr] --> src/solver/state.rs:113:8 [INFO] [stderr] | [INFO] [stderr] 113 | struct AssignInfo { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `DisjunctionInfo` [INFO] [stderr] --> src/solver/state.rs:118:8 [INFO] [stderr] | [INFO] [stderr] 118 | struct DisjunctionInfo<'problem> { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/solver/state.rs:125:5 [INFO] [stderr] | [INFO] [stderr] 125 | fn new(state: &State, disjunction: &'problem Disjunction) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `WrappedProblem` [INFO] [stderr] --> src/solver/wrapped.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | pub struct WrappedProblem { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `AllDisjunctionsIter` [INFO] [stderr] --> src/solver/wrapped.rs:11:1 [INFO] [stderr] | [INFO] [stderr] 11 | / pub type AllDisjunctionsIter<'a> = [INFO] [stderr] 12 | | Chain, slice::Iter<'a, Disjunction>>; [INFO] [stderr] | |______________________________________________________________________^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `disjunctions` [INFO] [stderr] --> src/solver/wrapped.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | pub fn disjunctions(&self) -> AllDisjunctionsIter { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Solver` [INFO] [stderr] --> src/solver.rs:7:8 [INFO] [stderr] | [INFO] [stderr] 7 | struct Solver { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `DisjunctionIter` [INFO] [stderr] --> src/problem.rs:18:1 [INFO] [stderr] | [INFO] [stderr] 18 | pub type DisjunctionIter<'a> = hash_map::Iter<'a, Variable, Sign>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `len` [INFO] [stderr] --> src/problem.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | pub fn len(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `iter` [INFO] [stderr] --> src/problem.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | pub fn iter(&self) -> DisjunctionIter { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Problem` [INFO] [stderr] --> src/problem.rs:37:12 [INFO] [stderr] | [INFO] [stderr] 37 | pub struct Problem { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `vars` [INFO] [stderr] --> src/problem.rs:42:5 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn vars(&self) -> HashSet { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/problem.rs:68:5 [INFO] [stderr] | [INFO] [stderr] 68 | pub fn new V>(init: F) -> SignMap { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `State` [INFO] [stderr] --> src/solver/state.rs:9:12 [INFO] [stderr] | [INFO] [stderr] 9 | pub struct State<'problem> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/solver/state.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn new(problem: &'problem Problem) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `init_var` [INFO] [stderr] --> src/solver/state.rs:19:12 [INFO] [stderr] | [INFO] [stderr] 19 | fn init_var(&v: &Variable) -> (Variable, AssignInfo) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `is_set` [INFO] [stderr] --> src/solver/state.rs:41:5 [INFO] [stderr] | [INFO] [stderr] 41 | pub fn is_set(&self, v: Variable) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `sign_of` [INFO] [stderr] --> src/solver/state.rs:44:5 [INFO] [stderr] | [INFO] [stderr] 44 | pub fn sign_of(&self, v: Variable) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `add_disjunction` [INFO] [stderr] --> src/solver/state.rs:47:5 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn add_disjunction(&mut self, disjunction: &'problem Disjunction) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `assign` [INFO] [stderr] --> src/solver/state.rs:59:5 [INFO] [stderr] | [INFO] [stderr] 59 | pub fn assign(&mut self, var: Variable, sig: Sign) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `unassign` [INFO] [stderr] --> src/solver/state.rs:86:5 [INFO] [stderr] | [INFO] [stderr] 86 | pub fn unassign(&mut self, var: Variable) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_and_clear_propagators` [INFO] [stderr] --> src/solver/state.rs:105:5 [INFO] [stderr] | [INFO] [stderr] 105 | pub fn get_and_clear_propagators(&mut self) -> Vec<&'problem Disjunction> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_and_clear_pures` [INFO] [stderr] --> src/solver/state.rs:108:5 [INFO] [stderr] | [INFO] [stderr] 108 | pub fn get_and_clear_pures(&mut self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `AssignInfo` [INFO] [stderr] --> src/solver/state.rs:113:8 [INFO] [stderr] | [INFO] [stderr] 113 | struct AssignInfo { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `DisjunctionInfo` [INFO] [stderr] --> src/solver/state.rs:118:8 [INFO] [stderr] | [INFO] [stderr] 118 | struct DisjunctionInfo<'problem> { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/solver/state.rs:125:5 [INFO] [stderr] | [INFO] [stderr] 125 | fn new(state: &State, disjunction: &'problem Disjunction) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `WrappedProblem` [INFO] [stderr] --> src/solver/wrapped.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | pub struct WrappedProblem { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `AllDisjunctionsIter` [INFO] [stderr] --> src/solver/wrapped.rs:11:1 [INFO] [stderr] | [INFO] [stderr] 11 | / pub type AllDisjunctionsIter<'a> = [INFO] [stderr] 12 | | Chain, slice::Iter<'a, Disjunction>>; [INFO] [stderr] | |______________________________________________________________________^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `disjunctions` [INFO] [stderr] --> src/solver/wrapped.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | pub fn disjunctions(&self) -> AllDisjunctionsIter { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Solver` [INFO] [stderr] --> src/solver.rs:7:8 [INFO] [stderr] | [INFO] [stderr] 7 | struct Solver { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 25 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 25 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.60s [INFO] running `"docker" "inspect" "a995fdfdd354355ef9ff4ef4f2592f9226b783d41ce33d61dab1717b129e04f4"` [INFO] running `"docker" "rm" "-f" "a995fdfdd354355ef9ff4ef4f2592f9226b783d41ce33d61dab1717b129e04f4"` [INFO] [stdout] a995fdfdd354355ef9ff4ef4f2592f9226b783d41ce33d61dab1717b129e04f4