Dec 11 11:11:59.765 INFO checking remexre/datalog against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 11:11:59.765 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-5/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 11:12:00.188 INFO [stdout] f268852709ea3f767b1ba18064491ba20768c30f7b317dbf9e0b4c14ab38a1c4
Dec 11 11:12:00.190 INFO running `"docker" "start" "-a" "f268852709ea3f767b1ba18064491ba20768c30f7b317dbf9e0b4c14ab38a1c4"`
Dec 11 11:12:02.087 INFO [stderr] usermod: no changes
Dec 11 11:12:02.307 INFO [stderr]     Checking spin v0.4.6
Dec 11 11:12:02.309 INFO [stderr]    Compiling pest v1.0.2
Dec 11 11:12:02.311 INFO [stderr]     Checking try_opt v0.1.1
Dec 11 11:12:02.313 INFO [stderr]     Checking termion v1.5.1
Dec 11 11:12:02.316 INFO [stderr]     Checking itertools v0.7.6
Dec 11 11:12:02.317 INFO [stderr]     Checking proptest v0.4.2
Dec 11 11:12:02.319 INFO [stderr]     Checking error-chain v0.11.0
Dec 11 11:12:03.554 INFO [stderr]     Checking symbol v0.1.1
Dec 11 11:12:06.318 INFO [stderr]    Compiling pest_derive v1.0.2
Dec 11 11:12:06.807 INFO [stderr]     Checking liner v0.4.4
Dec 11 11:12:09.804 INFO [stderr]     Checking sparkly v0.1.4
Dec 11 11:12:16.176 INFO [stderr]     Checking datalog v0.1.0 (/source)
Dec 11 11:12:17.935 INFO [stderr] warning: unused variable: `lv`
Dec 11 11:12:17.935 INFO [stderr]   --> src/ast/pattern_match.rs:32:24
Dec 11 11:12:17.935 INFO [stderr]    |
Dec 11 11:12:17.936 INFO [stderr] 32 |             (Term::Var(lv), Term::Var(rv)) => {}
Dec 11 11:12:17.936 INFO [stderr]    |                        ^^ help: consider using `_lv` instead
Dec 11 11:12:17.936 INFO [stderr]    |
Dec 11 11:12:17.936 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 11:12:17.937 INFO [stderr] 
Dec 11 11:12:17.937 INFO [stderr] warning: unused variable: `rv`
Dec 11 11:12:17.937 INFO [stderr]   --> src/ast/pattern_match.rs:32:39
Dec 11 11:12:17.937 INFO [stderr]    |
Dec 11 11:12:17.937 INFO [stderr] 32 |             (Term::Var(lv), Term::Var(rv)) => {}
Dec 11 11:12:17.937 INFO [stderr]    |                                       ^^ help: consider using `_rv` instead
Dec 11 11:12:17.937 INFO [stderr] 
Dec 11 11:12:17.939 INFO [stderr] warning: unused variable: `other`
Dec 11 11:12:17.939 INFO [stderr]  --> src/ast/eq.rs:5:28
Dec 11 11:12:17.939 INFO [stderr]   |
Dec 11 11:12:17.939 INFO [stderr] 5 |     pub fn alpha_eq(&self, other: &Clause) -> bool {
Dec 11 11:12:17.940 INFO [stderr]   |                            ^^^^^ help: consider using `_other` instead
Dec 11 11:12:17.940 INFO [stderr] 
Dec 11 11:12:17.940 INFO [stderr] warning: unused variable: `body`
Dec 11 11:12:17.940 INFO [stderr]    --> src/ast/mod.rs:119:26
Dec 11 11:12:17.941 INFO [stderr]     |
Dec 11 11:12:17.941 INFO [stderr] 119 |         let Clause(head, body) = self.clone();
Dec 11 11:12:17.941 INFO [stderr]     |                          ^^^^ help: consider using `_body` instead
Dec 11 11:12:17.941 INFO [stderr] 
Dec 11 11:12:17.941 INFO [stderr] warning: unused variable: `name`
Dec 11 11:12:17.942 INFO [stderr]    --> src/ast/mod.rs:123:21
Dec 11 11:12:17.942 INFO [stderr]     |
Dec 11 11:12:17.942 INFO [stderr] 123 |         let Literal(name, mut hargs) = head;
Dec 11 11:12:17.942 INFO [stderr]     |                     ^^^^ help: consider using `_name` instead
Dec 11 11:12:17.942 INFO [stderr] 
Dec 11 11:12:17.942 INFO [stderr] warning: unused variable: `clause`
Dec 11 11:12:17.943 INFO [stderr]    --> src/naive/mod.rs:103:34
Dec 11 11:12:17.943 INFO [stderr]     |
Dec 11 11:12:17.943 INFO [stderr] 103 |     fn run_retraction(&mut self, clause: Clause) -> Result<()> {
Dec 11 11:12:17.943 INFO [stderr]     |                                  ^^^^^^ help: consider using `_clause` instead
Dec 11 11:12:17.943 INFO [stderr] 
Dec 11 11:12:18.360 INFO [stderr] warning: function is never used: `entry_fn`
Dec 11 11:12:18.361 INFO [stderr]   --> src/util.rs:7:1
Dec 11 11:12:18.361 INFO [stderr]    |
Dec 11 11:12:18.361 INFO [stderr] 7  | / pub fn entry_fn<F, K, V>(map: &mut HashMap<K, V>, key: K, f: F)
Dec 11 11:12:18.361 INFO [stderr] 8  | | where
Dec 11 11:12:18.364 INFO [stderr] 9  | |     F: FnOnce(&K, Option<V>) -> Option<V>,
Dec 11 11:12:18.364 INFO [stderr] 10 | |     K: Eq + Hash,
Dec 11 11:12:18.364 INFO [stderr] ...  |
Dec 11 11:12:18.364 INFO [stderr] 15 | |     }
Dec 11 11:12:18.364 INFO [stderr] 16 | | }
Dec 11 11:12:18.364 INFO [stderr]    | |_^
Dec 11 11:12:18.364 INFO [stderr]    |
Dec 11 11:12:18.364 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 11:12:18.364 INFO [stderr] 
Dec 11 11:12:22.786 INFO [stderr] warning: unused variable: `lv`
Dec 11 11:12:22.786 INFO [stderr]   --> src/ast/pattern_match.rs:32:24
Dec 11 11:12:22.787 INFO [stderr]    |
Dec 11 11:12:22.787 INFO [stderr] 32 |             (Term::Var(lv), Term::Var(rv)) => {}
Dec 11 11:12:22.787 INFO [stderr]    |                        ^^ help: consider using `_lv` instead
Dec 11 11:12:22.787 INFO [stderr]    |
Dec 11 11:12:22.787 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 11:12:22.787 INFO [stderr] 
Dec 11 11:12:22.787 INFO [stderr] warning: unused variable: `rv`
Dec 11 11:12:22.787 INFO [stderr]   --> src/ast/pattern_match.rs:32:39
Dec 11 11:12:22.787 INFO [stderr]    |
Dec 11 11:12:22.787 INFO [stderr] 32 |             (Term::Var(lv), Term::Var(rv)) => {}
Dec 11 11:12:22.787 INFO [stderr]    |                                       ^^ help: consider using `_rv` instead
Dec 11 11:12:22.787 INFO [stderr] 
Dec 11 11:12:22.825 INFO [stderr] warning: unused variable: `other`
Dec 11 11:12:22.825 INFO [stderr]  --> src/ast/eq.rs:5:28
Dec 11 11:12:22.825 INFO [stderr]   |
Dec 11 11:12:22.825 INFO [stderr] 5 |     pub fn alpha_eq(&self, other: &Clause) -> bool {
Dec 11 11:12:22.825 INFO [stderr]   |                            ^^^^^ help: consider using `_other` instead
Dec 11 11:12:22.825 INFO [stderr] 
Dec 11 11:12:22.825 INFO [stderr] warning: unused variable: `body`
Dec 11 11:12:22.825 INFO [stderr]    --> src/ast/mod.rs:119:26
Dec 11 11:12:22.825 INFO [stderr]     |
Dec 11 11:12:22.825 INFO [stderr] 119 |         let Clause(head, body) = self.clone();
Dec 11 11:12:22.825 INFO [stderr]     |                          ^^^^ help: consider using `_body` instead
Dec 11 11:12:22.825 INFO [stderr] 
Dec 11 11:12:22.825 INFO [stderr] warning: unused variable: `name`
Dec 11 11:12:22.826 INFO [stderr]    --> src/ast/mod.rs:123:21
Dec 11 11:12:22.826 INFO [stderr]     |
Dec 11 11:12:22.826 INFO [stderr] 123 |         let Literal(name, mut hargs) = head;
Dec 11 11:12:22.826 INFO [stderr]     |                     ^^^^ help: consider using `_name` instead
Dec 11 11:12:22.826 INFO [stderr] 
Dec 11 11:12:22.826 INFO [stderr] warning: unused variable: `clause`
Dec 11 11:12:22.826 INFO [stderr]    --> src/naive/mod.rs:103:34
Dec 11 11:12:22.826 INFO [stderr]     |
Dec 11 11:12:22.826 INFO [stderr] 103 |     fn run_retraction(&mut self, clause: Clause) -> Result<()> {
Dec 11 11:12:22.826 INFO [stderr]     |                                  ^^^^^^ help: consider using `_clause` instead
Dec 11 11:12:22.826 INFO [stderr] 
Dec 11 11:12:23.772 INFO [stderr] warning: function is never used: `entry_fn`
Dec 11 11:12:23.772 INFO [stderr]   --> src/util.rs:7:1
Dec 11 11:12:23.772 INFO [stderr]    |
Dec 11 11:12:23.772 INFO [stderr] 7  | / pub fn entry_fn<F, K, V>(map: &mut HashMap<K, V>, key: K, f: F)
Dec 11 11:12:23.772 INFO [stderr] 8  | | where
Dec 11 11:12:23.772 INFO [stderr] 9  | |     F: FnOnce(&K, Option<V>) -> Option<V>,
Dec 11 11:12:23.772 INFO [stderr] 10 | |     K: Eq + Hash,
Dec 11 11:12:23.772 INFO [stderr] ...  |
Dec 11 11:12:23.772 INFO [stderr] 15 | |     }
Dec 11 11:12:23.772 INFO [stderr] 16 | | }
Dec 11 11:12:23.772 INFO [stderr]    | |_^
Dec 11 11:12:23.772 INFO [stderr]    |
Dec 11 11:12:23.772 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 11:12:23.772 INFO [stderr] 
Dec 11 11:12:23.897 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.77s
Dec 11 11:12:23.907 INFO [stderr] su: No module specific data is present
Dec 11 11:12:24.580 INFO running `"docker" "inspect" "f268852709ea3f767b1ba18064491ba20768c30f7b317dbf9e0b4c14ab38a1c4"`
Dec 11 11:12:24.826 INFO running `"docker" "rm" "-f" "f268852709ea3f767b1ba18064491ba20768c30f7b317dbf9e0b4c14ab38a1c4"`
Dec 11 11:12:25.092 INFO [stdout] f268852709ea3f767b1ba18064491ba20768c30f7b317dbf9e0b4c14ab38a1c4