./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-numeric/LogRecursive.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5969bf-cb9f-4244-8079-861b13807fbc/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5969bf-cb9f-4244-8079-861b13807fbc/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5969bf-cb9f-4244-8079-861b13807fbc/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5969bf-cb9f-4244-8079-861b13807fbc/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-numeric/LogRecursive.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5969bf-cb9f-4244-8079-861b13807fbc/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5969bf-cb9f-4244-8079-861b13807fbc/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e724a514255a950b17f8b31ed081620ead5e2540931c6bb88a6923d310e5f391 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:04:49,330 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:04:49,414 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5969bf-cb9f-4244-8079-861b13807fbc/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:04:49,420 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:04:49,421 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:04:49,453 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:04:49,454 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:04:49,455 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:04:49,456 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:04:49,457 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:04:49,458 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:04:49,459 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:04:49,459 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:04:49,460 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:04:49,461 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:04:49,462 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:04:49,463 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:04:49,463 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:04:49,464 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:04:49,465 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:04:49,466 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:04:49,467 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:04:49,468 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:04:49,469 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:04:49,470 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:04:49,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:49,471 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:04:49,472 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:04:49,473 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:04:49,474 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:04:49,474 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:04:49,475 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:04:49,476 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5969bf-cb9f-4244-8079-861b13807fbc/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5969bf-cb9f-4244-8079-861b13807fbc/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e724a514255a950b17f8b31ed081620ead5e2540931c6bb88a6923d310e5f391 [2023-11-23 20:04:49,837 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:04:49,879 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:04:49,882 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:04:49,884 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:04:49,885 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:04:49,887 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5969bf-cb9f-4244-8079-861b13807fbc/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/termination-numeric/LogRecursive.c [2023-11-23 20:04:53,577 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:04:53,773 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:04:53,774 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5969bf-cb9f-4244-8079-861b13807fbc/sv-benchmarks/c/termination-numeric/LogRecursive.c [2023-11-23 20:04:53,782 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5969bf-cb9f-4244-8079-861b13807fbc/bin/ukojak-verify-1t5iHCbJaC/data/87ea53ed3/a01ab3443dc74bc0af693348d8424fd9/FLAG4b373da1a [2023-11-23 20:04:53,799 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5969bf-cb9f-4244-8079-861b13807fbc/bin/ukojak-verify-1t5iHCbJaC/data/87ea53ed3/a01ab3443dc74bc0af693348d8424fd9 [2023-11-23 20:04:53,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:04:53,804 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:04:53,806 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:53,806 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:04:53,812 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:04:53,813 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:53" (1/1) ... [2023-11-23 20:04:53,815 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f9232e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:53, skipping insertion in model container [2023-11-23 20:04:53,815 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:53" (1/1) ... [2023-11-23 20:04:53,839 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:04:54,057 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:54,065 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:04:54,095 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:54,114 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:04:54,116 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:54 WrapperNode [2023-11-23 20:04:54,117 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:54,118 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:54,119 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:04:54,119 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:04:54,129 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:54" (1/1) ... [2023-11-23 20:04:54,135 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:54" (1/1) ... [2023-11-23 20:04:54,162 INFO L138 Inliner]: procedures = 6, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 23 [2023-11-23 20:04:54,163 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:54,164 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:04:54,165 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:04:54,165 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:04:54,176 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:54" (1/1) ... [2023-11-23 20:04:54,177 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:54" (1/1) ... [2023-11-23 20:04:54,188 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:54" (1/1) ... [2023-11-23 20:04:54,189 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:54" (1/1) ... [2023-11-23 20:04:54,197 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:54" (1/1) ... [2023-11-23 20:04:54,200 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:54" (1/1) ... [2023-11-23 20:04:54,201 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:54" (1/1) ... [2023-11-23 20:04:54,203 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:54" (1/1) ... [2023-11-23 20:04:54,210 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:04:54,212 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:04:54,212 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:04:54,213 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:04:54,214 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:54" (1/1) ... [2023-11-23 20:04:54,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:54,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5969bf-cb9f-4244-8079-861b13807fbc/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:04:54,259 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5969bf-cb9f-4244-8079-861b13807fbc/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:04:54,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5969bf-cb9f-4244-8079-861b13807fbc/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:04:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure _log [2023-11-23 20:04:54,318 INFO L138 BoogieDeclarations]: Found implementation of procedure _log [2023-11-23 20:04:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:04:54,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:04:54,398 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:04:54,401 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:04:54,660 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:04:54,691 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:04:54,692 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:04:54,695 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:54 BoogieIcfgContainer [2023-11-23 20:04:54,696 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:04:54,699 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:04:54,699 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:04:54,712 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:04:54,712 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:54" (1/1) ... [2023-11-23 20:04:54,723 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:04:54,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:54,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2023-11-23 20:04:54,813 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2023-11-23 20:04:54,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:04:54,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:54,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:55,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:55,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:04:55,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:55,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:55,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:55,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2023-11-23 20:04:55,171 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2023-11-23 20:04:55,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:04:55,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:55,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:55,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:55,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:04:55,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:55,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:55,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:55,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 29 transitions. [2023-11-23 20:04:55,730 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2023-11-23 20:04:55,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:04:55,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:55,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:55,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:55,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:04:55,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:07,337 WARN L876 $PredicateComparison]: unable to prove that (or (exists ((v__log_~y_BEFORE_CALL_1 Int)) (and (exists ((v__log_~x_BEFORE_CALL_1 Int)) (let ((.cse0 (div v__log_~x_BEFORE_CALL_1 v__log_~y_BEFORE_CALL_1))) (and (<= .cse0 2147483647) (<= |c__log_#in~x| .cse0) (<= v__log_~y_BEFORE_CALL_1 v__log_~x_BEFORE_CALL_1)))) (<= 2 v__log_~y_BEFORE_CALL_1))) (exists ((v__log_~y_BEFORE_CALL_1 Int)) (and (<= 2 v__log_~y_BEFORE_CALL_1) (exists ((v__log_~x_BEFORE_CALL_1 Int)) (let ((.cse1 (div v__log_~x_BEFORE_CALL_1 v__log_~y_BEFORE_CALL_1))) (and (<= .cse1 2147483647) (<= |c__log_#in~x| .cse1) (<= v__log_~y_BEFORE_CALL_1 v__log_~x_BEFORE_CALL_1) (= (mod v__log_~x_BEFORE_CALL_1 v__log_~y_BEFORE_CALL_1) 0))))))) is different from true [2023-11-23 20:05:07,897 WARN L876 $PredicateComparison]: unable to prove that (or (exists ((v__log_~y_BEFORE_CALL_1 Int) (v__log_~x_BEFORE_CALL_1 Int)) (let ((.cse0 (div v__log_~x_BEFORE_CALL_1 v__log_~y_BEFORE_CALL_1))) (and (<= .cse0 2147483647) (<= 2 v__log_~y_BEFORE_CALL_1) (<= v__log_~y_BEFORE_CALL_1 v__log_~x_BEFORE_CALL_1) (<= c__log_~x .cse0)))) (exists ((v__log_~y_BEFORE_CALL_1 Int) (v__log_~x_BEFORE_CALL_1 Int)) (let ((.cse1 (div v__log_~x_BEFORE_CALL_1 v__log_~y_BEFORE_CALL_1))) (and (<= .cse1 2147483647) (<= 2 v__log_~y_BEFORE_CALL_1) (<= v__log_~y_BEFORE_CALL_1 v__log_~x_BEFORE_CALL_1) (<= c__log_~x .cse1) (= (mod v__log_~x_BEFORE_CALL_1 v__log_~y_BEFORE_CALL_1) 0))))) is different from true [2023-11-23 20:05:09,215 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:20,372 WARN L854 $PredicateComparison]: unable to prove that (not (or (exists ((v__log_~y_BEFORE_CALL_1 Int)) (and (exists ((v__log_~x_BEFORE_CALL_1 Int)) (let ((.cse0 (div v__log_~x_BEFORE_CALL_1 v__log_~y_BEFORE_CALL_1))) (and (<= .cse0 2147483647) (<= |c__log_#in~x| .cse0) (<= v__log_~y_BEFORE_CALL_1 v__log_~x_BEFORE_CALL_1)))) (<= 2 v__log_~y_BEFORE_CALL_1))) (exists ((v__log_~y_BEFORE_CALL_1 Int)) (and (<= 2 v__log_~y_BEFORE_CALL_1) (exists ((v__log_~x_BEFORE_CALL_1 Int)) (let ((.cse1 (div v__log_~x_BEFORE_CALL_1 v__log_~y_BEFORE_CALL_1))) (and (<= .cse1 2147483647) (<= |c__log_#in~x| .cse1) (<= v__log_~y_BEFORE_CALL_1 v__log_~x_BEFORE_CALL_1) (= (mod v__log_~x_BEFORE_CALL_1 v__log_~y_BEFORE_CALL_1) 0)))))))) is different from false [2023-11-23 20:05:20,704 WARN L854 $PredicateComparison]: unable to prove that (not (or (exists ((v__log_~y_BEFORE_CALL_1 Int) (v__log_~x_BEFORE_CALL_1 Int)) (let ((.cse0 (div v__log_~x_BEFORE_CALL_1 v__log_~y_BEFORE_CALL_1))) (and (<= .cse0 2147483647) (<= 2 v__log_~y_BEFORE_CALL_1) (<= v__log_~y_BEFORE_CALL_1 v__log_~x_BEFORE_CALL_1) (<= c__log_~x .cse0)))) (exists ((v__log_~y_BEFORE_CALL_1 Int) (v__log_~x_BEFORE_CALL_1 Int)) (let ((.cse1 (div v__log_~x_BEFORE_CALL_1 v__log_~y_BEFORE_CALL_1))) (and (<= .cse1 2147483647) (<= 2 v__log_~y_BEFORE_CALL_1) (<= v__log_~y_BEFORE_CALL_1 v__log_~x_BEFORE_CALL_1) (<= c__log_~x .cse1) (= (mod v__log_~x_BEFORE_CALL_1 v__log_~y_BEFORE_CALL_1) 0)))))) is different from false [2023-11-23 20:05:21,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:21,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 22 transitions. [2023-11-23 20:05:21,136 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-23 20:05:21,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:05:21,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:21,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:21,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:21,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:05:21,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:21,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:05:21,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:21,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 21 transitions. [2023-11-23 20:05:21,300 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2023-11-23 20:05:21,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:05:21,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:21,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:21,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:21,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:05:21,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:21,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:05:22,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:22,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 28 transitions. [2023-11-23 20:05:22,041 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2023-11-23 20:05:22,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:05:22,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:22,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:22,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:22,077 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:05:22,079 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:22,241 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:05:22,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:22,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 34 transitions. [2023-11-23 20:05:22,916 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2023-11-23 20:05:22,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:05:22,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:22,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:22,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:22,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:05:22,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:23,192 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:05:23,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:23,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 40 transitions. [2023-11-23 20:05:23,929 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 40 transitions. [2023-11-23 20:05:23,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:05:23,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:23,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:23,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:23,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:05:23,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:24,212 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-23 20:05:24,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:24,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 38 states and 46 transitions. [2023-11-23 20:05:24,721 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions. [2023-11-23 20:05:24,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:05:24,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:24,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:24,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:24,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:05:24,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:25,105 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2023-11-23 20:05:25,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:25,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 52 transitions. [2023-11-23 20:05:25,710 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 52 transitions. [2023-11-23 20:05:25,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-23 20:05:25,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:25,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:25,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:25,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:05:25,771 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:26,158 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2023-11-23 20:05:26,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:26,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 48 states and 58 transitions. [2023-11-23 20:05:26,889 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2023-11-23 20:05:26,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-23 20:05:26,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:26,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:26,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:26,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:05:26,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:27,285 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-11-23 20:05:28,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:28,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 53 states and 64 transitions. [2023-11-23 20:05:28,269 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 64 transitions. [2023-11-23 20:05:28,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-23 20:05:28,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:28,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:28,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:28,329 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-23 20:05:28,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:28,651 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-11-23 20:05:29,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:29,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 58 states and 70 transitions. [2023-11-23 20:05:29,363 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 70 transitions. [2023-11-23 20:05:29,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-23 20:05:29,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:29,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:29,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:29,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-23 20:05:29,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:29,770 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2023-11-23 20:05:30,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:30,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 63 states and 76 transitions. [2023-11-23 20:05:30,412 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 76 transitions. [2023-11-23 20:05:30,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-23 20:05:30,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:30,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:30,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:30,479 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-23 20:05:30,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:30,830 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2023-11-23 20:05:31,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:31,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 68 states and 82 transitions. [2023-11-23 20:05:31,460 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 82 transitions. [2023-11-23 20:05:31,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-23 20:05:31,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:31,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:31,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:31,540 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-23 20:05:31,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:31,942 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2023-11-23 20:05:32,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:32,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 73 states and 88 transitions. [2023-11-23 20:05:32,613 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 88 transitions. [2023-11-23 20:05:32,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-23 20:05:32,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:32,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:32,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:32,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-23 20:05:32,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:33,036 INFO L134 CoverageAnalysis]: Checked inductivity of 746 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2023-11-23 20:05:33,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:33,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 78 states and 94 transitions. [2023-11-23 20:05:33,673 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 94 transitions. [2023-11-23 20:05:33,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-23 20:05:33,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:33,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:33,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:33,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-23 20:05:33,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:34,124 INFO L134 CoverageAnalysis]: Checked inductivity of 806 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2023-11-23 20:05:34,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:34,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 83 states and 100 transitions. [2023-11-23 20:05:34,951 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 100 transitions. [2023-11-23 20:05:34,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-11-23 20:05:34,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:34,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:35,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:35,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-23 20:05:35,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:35,447 INFO L134 CoverageAnalysis]: Checked inductivity of 938 backedges. 0 proven. 455 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2023-11-23 20:05:36,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:36,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 88 states and 106 transitions. [2023-11-23 20:05:36,313 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 106 transitions. [2023-11-23 20:05:36,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-23 20:05:36,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:36,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:36,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:36,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-23 20:05:36,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:36,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1157 backedges. 0 proven. 525 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2023-11-23 20:05:37,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:37,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 93 states and 112 transitions. [2023-11-23 20:05:37,575 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 112 transitions. [2023-11-23 20:05:37,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-23 20:05:37,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:37,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:37,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:37,671 INFO L262 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-23 20:05:37,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:38,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1314 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 714 trivial. 0 not checked. [2023-11-23 20:05:38,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:38,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 98 states and 118 transitions. [2023-11-23 20:05:38,987 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 118 transitions. [2023-11-23 20:05:38,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-23 20:05:38,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:38,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:39,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:39,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-23 20:05:39,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:39,588 INFO L134 CoverageAnalysis]: Checked inductivity of 1394 backedges. 0 proven. 680 refuted. 0 times theorem prover too weak. 714 trivial. 0 not checked. [2023-11-23 20:05:40,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:40,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 103 states and 124 transitions. [2023-11-23 20:05:40,377 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 124 transitions. [2023-11-23 20:05:40,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-23 20:05:40,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:40,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:40,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:40,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 37 conjunts are in the unsatisfiable core [2023-11-23 20:05:40,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:40,957 INFO L134 CoverageAnalysis]: Checked inductivity of 1566 backedges. 0 proven. 765 refuted. 0 times theorem prover too weak. 801 trivial. 0 not checked. [2023-11-23 20:05:41,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:41,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 108 states and 130 transitions. [2023-11-23 20:05:41,789 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 130 transitions. [2023-11-23 20:05:41,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-23 20:05:41,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:41,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:41,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:41,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 458 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-23 20:05:41,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:42,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1748 backedges. 0 proven. 855 refuted. 0 times theorem prover too weak. 893 trivial. 0 not checked. [2023-11-23 20:05:43,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:43,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 113 states and 136 transitions. [2023-11-23 20:05:43,202 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 136 transitions. [2023-11-23 20:05:43,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-23 20:05:43,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:43,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:43,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:43,326 INFO L262 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 41 conjunts are in the unsatisfiable core [2023-11-23 20:05:43,330 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:43,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2042 backedges. 0 proven. 950 refuted. 0 times theorem prover too weak. 1092 trivial. 0 not checked. [2023-11-23 20:05:44,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:44,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 118 states and 142 transitions. [2023-11-23 20:05:44,739 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 142 transitions. [2023-11-23 20:05:44,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-11-23 20:05:44,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:44,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:44,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:44,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-23 20:05:44,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:45,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2142 backedges. 0 proven. 1050 refuted. 0 times theorem prover too weak. 1092 trivial. 0 not checked. [2023-11-23 20:05:46,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:46,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 123 states and 148 transitions. [2023-11-23 20:05:46,356 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 148 transitions. [2023-11-23 20:05:46,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-11-23 20:05:46,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:46,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:46,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:46,479 INFO L262 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-23 20:05:46,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:46,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2354 backedges. 0 proven. 1155 refuted. 0 times theorem prover too weak. 1199 trivial. 0 not checked. [2023-11-23 20:05:47,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:47,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 128 states and 154 transitions. [2023-11-23 20:05:47,837 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 154 transitions. [2023-11-23 20:05:47,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2023-11-23 20:05:47,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:47,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:47,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:47,967 INFO L262 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 47 conjunts are in the unsatisfiable core [2023-11-23 20:05:47,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:48,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2693 backedges. 0 proven. 1265 refuted. 0 times theorem prover too weak. 1428 trivial. 0 not checked. [2023-11-23 20:05:49,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:49,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 133 states and 160 transitions. [2023-11-23 20:05:49,685 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 160 transitions. [2023-11-23 20:05:49,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2023-11-23 20:05:49,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:49,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:49,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:49,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 49 conjunts are in the unsatisfiable core [2023-11-23 20:05:49,847 INFO L285 TraceCheckSpWp]: Computing forward predicates...