/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-72570d3 [2020-08-22 23:02:53,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-22 23:02:53,349 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-22 23:02:53,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-08-22 23:02:53,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 23:02:53,418 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 23:02:53,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 23:02:53,422 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 23:02:53,424 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 23:02:53,425 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 23:02:53,427 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 23:02:53,433 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 23:02:53,436 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 23:02:53,437 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 23:02:53,438 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 23:02:53,439 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 23:02:53,443 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-22 23:02:53,452 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-22 23:02:53,453 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-22 23:02:53,454 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-22 23:02:53,455 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-08-22 23:02:53,467 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 23:02:53,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 23:02:53,470 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 23:02:53,470 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-22 23:02:53,470 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 23:02:53,470 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-22 23:02:53,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 23:02:53,471 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 23:02:53,471 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 23:02:53,471 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 23:02:53,472 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-22 23:02:53,472 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 23:02:53,472 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 23:02:53,473 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 23:02:53,473 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 23:02:53,473 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-08-22 23:02:53,474 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 23:02:53,474 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 23:02:53,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 23:02:53,474 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 23:02:53,474 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-08-22 23:02:53,475 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 23:02:53,475 INFO L138 SettingsManager]: * Use separate solver for trace checks=false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-08-22 23:02:53,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 23:02:53,816 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 23:02:53,819 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 23:02:53,821 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 23:02:53,821 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 23:02:53,822 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2020-08-22 23:02:53,894 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e82e8fdc4/a4c31121a14d423fa8f82238a8ac9352/FLAG4832bfc4c [2020-08-22 23:02:54,375 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 23:02:54,375 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2020-08-22 23:02:54,382 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e82e8fdc4/a4c31121a14d423fa8f82238a8ac9352/FLAG4832bfc4c [2020-08-22 23:02:54,727 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e82e8fdc4/a4c31121a14d423fa8f82238a8ac9352 [2020-08-22 23:02:54,737 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 23:02:54,739 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 23:02:54,740 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 23:02:54,740 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 23:02:54,743 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 23:02:54,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 11:02:54" (1/1) ... [2020-08-22 23:02:54,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64ed0a1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:02:54, skipping insertion in model container [2020-08-22 23:02:54,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 11:02:54" (1/1) ... [2020-08-22 23:02:54,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 23:02:54,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 23:02:54,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 23:02:54,975 INFO L203 MainTranslator]: Completed pre-run [2020-08-22 23:02:55,011 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 23:02:55,025 INFO L208 MainTranslator]: Completed translation [2020-08-22 23:02:55,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:02:55 WrapperNode [2020-08-22 23:02:55,026 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 23:02:55,027 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-22 23:02:55,027 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-22 23:02:55,027 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-22 23:02:55,134 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:02:55" (1/1) ... [2020-08-22 23:02:55,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:02:55" (1/1) ... [2020-08-22 23:02:55,141 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:02:55" (1/1) ... [2020-08-22 23:02:55,141 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:02:55" (1/1) ... [2020-08-22 23:02:55,160 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:02:55" (1/1) ... [2020-08-22 23:02:55,164 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:02:55" (1/1) ... [2020-08-22 23:02:55,165 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:02:55" (1/1) ... [2020-08-22 23:02:55,168 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-22 23:02:55,169 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-22 23:02:55,169 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-22 23:02:55,169 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-22 23:02:55,170 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:02:55" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 23:02:55,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-22 23:02:55,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-22 23:02:55,235 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-08-22 23:02:55,235 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-22 23:02:55,235 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-22 23:02:55,235 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-08-22 23:02:55,235 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-08-22 23:02:55,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-08-22 23:02:55,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-22 23:02:55,236 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-22 23:02:55,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-22 23:02:55,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-22 23:02:55,692 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-22 23:02:55,693 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-22 23:02:55,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 11:02:55 BoogieIcfgContainer [2020-08-22 23:02:55,701 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-22 23:02:55,703 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-22 23:02:55,703 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-22 23:02:55,706 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-22 23:02:55,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 11:02:54" (1/3) ... [2020-08-22 23:02:55,707 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9dbe190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 11:02:55, skipping insertion in model container [2020-08-22 23:02:55,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:02:55" (2/3) ... [2020-08-22 23:02:55,708 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9dbe190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 11:02:55, skipping insertion in model container [2020-08-22 23:02:55,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 11:02:55" (3/3) ... [2020-08-22 23:02:55,710 INFO L109 eAbstractionObserver]: Analyzing ICFG SpamAssassin-loop.i.v+cfa-reducer.c [2020-08-22 23:02:55,722 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-22 23:02:55,730 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 16 error locations. [2020-08-22 23:02:55,745 INFO L251 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2020-08-22 23:02:55,769 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-22 23:02:55,769 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-22 23:02:55,770 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-22 23:02:55,770 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-22 23:02:55,770 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-22 23:02:55,770 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-22 23:02:55,771 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-22 23:02:55,771 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-22 23:02:55,797 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states. [2020-08-22 23:02:55,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-08-22 23:02:55,810 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 23:02:55,811 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 23:02:55,812 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 23:02:55,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 23:02:55,818 INFO L82 PathProgramCache]: Analyzing trace with hash -2057699390, now seen corresponding path program 1 times [2020-08-22 23:02:55,825 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 23:02:55,826 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1398713117] [2020-08-22 23:02:55,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 23:02:55,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:02:56,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 23:02:56,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:02:56,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 23:02:56,067 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1398713117] [2020-08-22 23:02:56,069 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 23:02:56,070 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-08-22 23:02:56,071 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671556758] [2020-08-22 23:02:56,076 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-22 23:02:56,077 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 23:02:56,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-22 23:02:56,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-08-22 23:02:56,095 INFO L87 Difference]: Start difference. First operand 178 states. Second operand 6 states. [2020-08-22 23:02:56,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 23:02:56,849 INFO L93 Difference]: Finished difference Result 435 states and 497 transitions. [2020-08-22 23:02:56,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-22 23:02:56,851 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 30 [2020-08-22 23:02:56,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 23:02:56,865 INFO L225 Difference]: With dead ends: 435 [2020-08-22 23:02:56,865 INFO L226 Difference]: Without dead ends: 264 [2020-08-22 23:02:56,870 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2020-08-22 23:02:56,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2020-08-22 23:02:56,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 154. [2020-08-22 23:02:56,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2020-08-22 23:02:56,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 158 transitions. [2020-08-22 23:02:56,949 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 158 transitions. Word has length 30 [2020-08-22 23:02:56,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 23:02:56,950 INFO L479 AbstractCegarLoop]: Abstraction has 154 states and 158 transitions. [2020-08-22 23:02:56,950 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-22 23:02:56,950 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 158 transitions. [2020-08-22 23:02:56,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-08-22 23:02:56,951 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 23:02:56,951 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 23:02:56,952 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-22 23:02:56,952 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 23:02:56,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 23:02:56,953 INFO L82 PathProgramCache]: Analyzing trace with hash 1575143415, now seen corresponding path program 1 times [2020-08-22 23:02:56,953 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 23:02:56,953 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1957388046] [2020-08-22 23:02:56,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 23:02:56,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:02:57,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 23:02:57,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:02:57,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 23:02:57,080 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1957388046] [2020-08-22 23:02:57,081 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 23:02:57,081 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-08-22 23:02:57,081 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927476834] [2020-08-22 23:02:57,083 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-22 23:02:57,083 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 23:02:57,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-22 23:02:57,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-08-22 23:02:57,084 INFO L87 Difference]: Start difference. First operand 154 states and 158 transitions. Second operand 6 states. [2020-08-22 23:02:57,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 23:02:57,521 INFO L93 Difference]: Finished difference Result 223 states and 230 transitions. [2020-08-22 23:02:57,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-22 23:02:57,522 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 30 [2020-08-22 23:02:57,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 23:02:57,524 INFO L225 Difference]: With dead ends: 223 [2020-08-22 23:02:57,525 INFO L226 Difference]: Without dead ends: 221 [2020-08-22 23:02:57,527 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2020-08-22 23:02:57,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2020-08-22 23:02:57,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 152. [2020-08-22 23:02:57,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-08-22 23:02:57,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 156 transitions. [2020-08-22 23:02:57,578 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 156 transitions. Word has length 30 [2020-08-22 23:02:57,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 23:02:57,578 INFO L479 AbstractCegarLoop]: Abstraction has 152 states and 156 transitions. [2020-08-22 23:02:57,578 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-22 23:02:57,579 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 156 transitions. [2020-08-22 23:02:57,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-08-22 23:02:57,580 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 23:02:57,580 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 23:02:57,580 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-22 23:02:57,581 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 23:02:57,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 23:02:57,581 INFO L82 PathProgramCache]: Analyzing trace with hash 949374873, now seen corresponding path program 1 times [2020-08-22 23:02:57,582 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 23:02:57,582 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1887447275] [2020-08-22 23:02:57,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 23:02:57,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:02:57,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 23:02:57,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:02:57,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 23:02:57,678 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1887447275] [2020-08-22 23:02:57,678 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 23:02:57,678 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-08-22 23:02:57,678 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87576980] [2020-08-22 23:02:57,679 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-22 23:02:57,679 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 23:02:57,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-22 23:02:57,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-08-22 23:02:57,680 INFO L87 Difference]: Start difference. First operand 152 states and 156 transitions. Second operand 6 states. [2020-08-22 23:02:58,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 23:02:58,079 INFO L93 Difference]: Finished difference Result 263 states and 271 transitions. [2020-08-22 23:02:58,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-22 23:02:58,080 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2020-08-22 23:02:58,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 23:02:58,086 INFO L225 Difference]: With dead ends: 263 [2020-08-22 23:02:58,086 INFO L226 Difference]: Without dead ends: 261 [2020-08-22 23:02:58,087 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-08-22 23:02:58,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2020-08-22 23:02:58,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 150. [2020-08-22 23:02:58,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2020-08-22 23:02:58,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 154 transitions. [2020-08-22 23:02:58,149 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 154 transitions. Word has length 35 [2020-08-22 23:02:58,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 23:02:58,150 INFO L479 AbstractCegarLoop]: Abstraction has 150 states and 154 transitions. [2020-08-22 23:02:58,150 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-22 23:02:58,151 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 154 transitions. [2020-08-22 23:02:58,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-08-22 23:02:58,153 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 23:02:58,153 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 23:02:58,153 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-22 23:02:58,154 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 23:02:58,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 23:02:58,154 INFO L82 PathProgramCache]: Analyzing trace with hash 386303974, now seen corresponding path program 1 times [2020-08-22 23:02:58,155 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 23:02:58,155 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [688460104] [2020-08-22 23:02:58,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 23:02:58,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:02:58,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 23:02:58,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:02:58,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 23:02:58,272 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [688460104] [2020-08-22 23:02:58,272 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 23:02:58,273 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-08-22 23:02:58,273 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045036085] [2020-08-22 23:02:58,274 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-22 23:02:58,274 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 23:02:58,275 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-22 23:02:58,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-08-22 23:02:58,275 INFO L87 Difference]: Start difference. First operand 150 states and 154 transitions. Second operand 6 states. [2020-08-22 23:02:58,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 23:02:58,523 INFO L93 Difference]: Finished difference Result 192 states and 199 transitions. [2020-08-22 23:02:58,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-22 23:02:58,524 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2020-08-22 23:02:58,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 23:02:58,526 INFO L225 Difference]: With dead ends: 192 [2020-08-22 23:02:58,526 INFO L226 Difference]: Without dead ends: 190 [2020-08-22 23:02:58,527 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-08-22 23:02:58,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2020-08-22 23:02:58,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 148. [2020-08-22 23:02:58,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2020-08-22 23:02:58,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 152 transitions. [2020-08-22 23:02:58,555 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 152 transitions. Word has length 35 [2020-08-22 23:02:58,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 23:02:58,556 INFO L479 AbstractCegarLoop]: Abstraction has 148 states and 152 transitions. [2020-08-22 23:02:58,556 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-22 23:02:58,556 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 152 transitions. [2020-08-22 23:02:58,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-08-22 23:02:58,557 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 23:02:58,557 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 23:02:58,558 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-22 23:02:58,558 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 23:02:58,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 23:02:58,558 INFO L82 PathProgramCache]: Analyzing trace with hash 1765112685, now seen corresponding path program 1 times [2020-08-22 23:02:58,559 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 23:02:58,559 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1029755242] [2020-08-22 23:02:58,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 23:02:58,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:02:58,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 23:02:58,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:02:58,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 23:02:58,627 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1029755242] [2020-08-22 23:02:58,627 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 23:02:58,627 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-22 23:02:58,628 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092645963] [2020-08-22 23:02:58,628 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-22 23:02:58,628 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 23:02:58,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-22 23:02:58,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-08-22 23:02:58,629 INFO L87 Difference]: Start difference. First operand 148 states and 152 transitions. Second operand 7 states. [2020-08-22 23:02:59,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 23:02:59,187 INFO L93 Difference]: Finished difference Result 262 states and 270 transitions. [2020-08-22 23:02:59,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-22 23:02:59,188 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 40 [2020-08-22 23:02:59,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 23:02:59,192 INFO L225 Difference]: With dead ends: 262 [2020-08-22 23:02:59,193 INFO L226 Difference]: Without dead ends: 260 [2020-08-22 23:02:59,194 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2020-08-22 23:02:59,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2020-08-22 23:02:59,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 146. [2020-08-22 23:02:59,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-08-22 23:02:59,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 150 transitions. [2020-08-22 23:02:59,231 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 150 transitions. Word has length 40 [2020-08-22 23:02:59,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 23:02:59,231 INFO L479 AbstractCegarLoop]: Abstraction has 146 states and 150 transitions. [2020-08-22 23:02:59,231 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-22 23:02:59,232 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 150 transitions. [2020-08-22 23:02:59,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-08-22 23:02:59,242 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 23:02:59,242 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 23:02:59,243 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-22 23:02:59,243 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 23:02:59,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 23:02:59,243 INFO L82 PathProgramCache]: Analyzing trace with hash -1900232348, now seen corresponding path program 1 times [2020-08-22 23:02:59,248 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 23:02:59,248 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [17946335] [2020-08-22 23:02:59,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 23:02:59,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:02:59,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 23:02:59,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:02:59,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 23:02:59,362 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [17946335] [2020-08-22 23:02:59,363 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 23:02:59,363 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-08-22 23:02:59,363 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312084351] [2020-08-22 23:02:59,364 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-22 23:02:59,364 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 23:02:59,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-22 23:02:59,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-08-22 23:02:59,365 INFO L87 Difference]: Start difference. First operand 146 states and 150 transitions. Second operand 6 states. [2020-08-22 23:02:59,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 23:02:59,771 INFO L93 Difference]: Finished difference Result 267 states and 275 transitions. [2020-08-22 23:02:59,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-22 23:02:59,772 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 45 [2020-08-22 23:02:59,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 23:02:59,774 INFO L225 Difference]: With dead ends: 267 [2020-08-22 23:02:59,774 INFO L226 Difference]: Without dead ends: 265 [2020-08-22 23:02:59,775 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-08-22 23:02:59,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2020-08-22 23:02:59,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 144. [2020-08-22 23:02:59,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2020-08-22 23:02:59,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 148 transitions. [2020-08-22 23:02:59,802 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 148 transitions. Word has length 45 [2020-08-22 23:02:59,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 23:02:59,802 INFO L479 AbstractCegarLoop]: Abstraction has 144 states and 148 transitions. [2020-08-22 23:02:59,802 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-22 23:02:59,802 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 148 transitions. [2020-08-22 23:02:59,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-08-22 23:02:59,803 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 23:02:59,804 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 23:02:59,804 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-22 23:02:59,804 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 23:02:59,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 23:02:59,805 INFO L82 PathProgramCache]: Analyzing trace with hash -1678067487, now seen corresponding path program 1 times [2020-08-22 23:02:59,805 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 23:02:59,805 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [84313627] [2020-08-22 23:02:59,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 23:02:59,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:02:59,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 23:02:59,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:02:59,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 23:02:59,866 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [84313627] [2020-08-22 23:02:59,866 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 23:02:59,866 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-08-22 23:02:59,866 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292976478] [2020-08-22 23:02:59,868 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-22 23:02:59,868 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 23:02:59,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-22 23:02:59,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-08-22 23:02:59,869 INFO L87 Difference]: Start difference. First operand 144 states and 148 transitions. Second operand 6 states. [2020-08-22 23:03:00,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 23:03:00,219 INFO L93 Difference]: Finished difference Result 194 states and 202 transitions. [2020-08-22 23:03:00,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-22 23:03:00,220 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 45 [2020-08-22 23:03:00,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 23:03:00,222 INFO L225 Difference]: With dead ends: 194 [2020-08-22 23:03:00,222 INFO L226 Difference]: Without dead ends: 192 [2020-08-22 23:03:00,222 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2020-08-22 23:03:00,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2020-08-22 23:03:00,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 142. [2020-08-22 23:03:00,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-08-22 23:03:00,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 146 transitions. [2020-08-22 23:03:00,250 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 146 transitions. Word has length 45 [2020-08-22 23:03:00,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 23:03:00,251 INFO L479 AbstractCegarLoop]: Abstraction has 142 states and 146 transitions. [2020-08-22 23:03:00,251 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-22 23:03:00,251 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 146 transitions. [2020-08-22 23:03:00,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-08-22 23:03:00,253 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 23:03:00,253 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 23:03:00,254 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-22 23:03:00,254 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 23:03:00,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 23:03:00,254 INFO L82 PathProgramCache]: Analyzing trace with hash 776869197, now seen corresponding path program 1 times [2020-08-22 23:03:00,254 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 23:03:00,255 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1595205811] [2020-08-22 23:03:00,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 23:03:00,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:03:00,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 23:03:00,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:03:00,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 23:03:00,350 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1595205811] [2020-08-22 23:03:00,350 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 23:03:00,350 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-22 23:03:00,350 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173543040] [2020-08-22 23:03:00,351 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 23:03:00,351 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 23:03:00,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 23:03:00,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-08-22 23:03:00,352 INFO L87 Difference]: Start difference. First operand 142 states and 146 transitions. Second operand 8 states. [2020-08-22 23:03:01,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 23:03:01,040 INFO L93 Difference]: Finished difference Result 233 states and 244 transitions. [2020-08-22 23:03:01,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-22 23:03:01,041 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 50 [2020-08-22 23:03:01,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 23:03:01,042 INFO L225 Difference]: With dead ends: 233 [2020-08-22 23:03:01,043 INFO L226 Difference]: Without dead ends: 231 [2020-08-22 23:03:01,044 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=94, Invalid=178, Unknown=0, NotChecked=0, Total=272 [2020-08-22 23:03:01,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2020-08-22 23:03:01,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 140. [2020-08-22 23:03:01,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2020-08-22 23:03:01,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 144 transitions. [2020-08-22 23:03:01,075 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 144 transitions. Word has length 50 [2020-08-22 23:03:01,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 23:03:01,076 INFO L479 AbstractCegarLoop]: Abstraction has 140 states and 144 transitions. [2020-08-22 23:03:01,076 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 23:03:01,076 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 144 transitions. [2020-08-22 23:03:01,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-08-22 23:03:01,077 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 23:03:01,077 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 23:03:01,077 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-08-22 23:03:01,077 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 23:03:01,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 23:03:01,078 INFO L82 PathProgramCache]: Analyzing trace with hash -828388948, now seen corresponding path program 1 times [2020-08-22 23:03:01,078 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 23:03:01,078 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [725228163] [2020-08-22 23:03:01,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 23:03:01,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:03:01,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 23:03:01,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:03:01,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 23:03:01,153 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [725228163] [2020-08-22 23:03:01,154 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 23:03:01,154 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-22 23:03:01,158 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021455965] [2020-08-22 23:03:01,158 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-22 23:03:01,159 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 23:03:01,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-22 23:03:01,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-08-22 23:03:01,160 INFO L87 Difference]: Start difference. First operand 140 states and 144 transitions. Second operand 7 states. [2020-08-22 23:03:01,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 23:03:01,582 INFO L93 Difference]: Finished difference Result 198 states and 206 transitions. [2020-08-22 23:03:01,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-22 23:03:01,582 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 55 [2020-08-22 23:03:01,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 23:03:01,584 INFO L225 Difference]: With dead ends: 198 [2020-08-22 23:03:01,584 INFO L226 Difference]: Without dead ends: 196 [2020-08-22 23:03:01,585 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2020-08-22 23:03:01,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2020-08-22 23:03:01,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 138. [2020-08-22 23:03:01,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2020-08-22 23:03:01,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 142 transitions. [2020-08-22 23:03:01,622 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 142 transitions. Word has length 55 [2020-08-22 23:03:01,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 23:03:01,622 INFO L479 AbstractCegarLoop]: Abstraction has 138 states and 142 transitions. [2020-08-22 23:03:01,622 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-22 23:03:01,622 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 142 transitions. [2020-08-22 23:03:01,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-08-22 23:03:01,623 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 23:03:01,623 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 23:03:01,624 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-08-22 23:03:01,624 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 23:03:01,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 23:03:01,625 INFO L82 PathProgramCache]: Analyzing trace with hash -2080692744, now seen corresponding path program 1 times [2020-08-22 23:03:01,625 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 23:03:01,625 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1529427070] [2020-08-22 23:03:01,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 23:03:01,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:03:01,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 23:03:01,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:03:01,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 23:03:01,697 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1529427070] [2020-08-22 23:03:01,698 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 23:03:01,698 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-08-22 23:03:01,698 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718652734] [2020-08-22 23:03:01,698 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-22 23:03:01,698 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 23:03:01,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-22 23:03:01,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-08-22 23:03:01,699 INFO L87 Difference]: Start difference. First operand 138 states and 142 transitions. Second operand 6 states. [2020-08-22 23:03:02,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 23:03:02,010 INFO L93 Difference]: Finished difference Result 203 states and 211 transitions. [2020-08-22 23:03:02,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-22 23:03:02,011 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2020-08-22 23:03:02,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 23:03:02,012 INFO L225 Difference]: With dead ends: 203 [2020-08-22 23:03:02,013 INFO L226 Difference]: Without dead ends: 201 [2020-08-22 23:03:02,013 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-08-22 23:03:02,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2020-08-22 23:03:02,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 136. [2020-08-22 23:03:02,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-08-22 23:03:02,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 140 transitions. [2020-08-22 23:03:02,046 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 140 transitions. Word has length 60 [2020-08-22 23:03:02,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 23:03:02,046 INFO L479 AbstractCegarLoop]: Abstraction has 136 states and 140 transitions. [2020-08-22 23:03:02,046 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-22 23:03:02,046 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 140 transitions. [2020-08-22 23:03:02,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-08-22 23:03:02,047 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 23:03:02,047 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 23:03:02,047 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-08-22 23:03:02,048 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 23:03:02,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 23:03:02,048 INFO L82 PathProgramCache]: Analyzing trace with hash 1555133305, now seen corresponding path program 1 times [2020-08-22 23:03:02,048 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 23:03:02,048 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2012888557] [2020-08-22 23:03:02,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 23:03:02,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:03:02,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 23:03:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:03:02,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 23:03:02,158 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2012888557] [2020-08-22 23:03:02,158 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 23:03:02,158 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-22 23:03:02,159 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87217635] [2020-08-22 23:03:02,159 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-22 23:03:02,160 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 23:03:02,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-22 23:03:02,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-08-22 23:03:02,161 INFO L87 Difference]: Start difference. First operand 136 states and 140 transitions. Second operand 7 states. [2020-08-22 23:03:02,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 23:03:02,741 INFO L93 Difference]: Finished difference Result 375 states and 390 transitions. [2020-08-22 23:03:02,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-22 23:03:02,742 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 69 [2020-08-22 23:03:02,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 23:03:02,743 INFO L225 Difference]: With dead ends: 375 [2020-08-22 23:03:02,744 INFO L226 Difference]: Without dead ends: 258 [2020-08-22 23:03:02,745 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2020-08-22 23:03:02,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2020-08-22 23:03:02,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 158. [2020-08-22 23:03:02,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2020-08-22 23:03:02,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 162 transitions. [2020-08-22 23:03:02,790 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 162 transitions. Word has length 69 [2020-08-22 23:03:02,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 23:03:02,790 INFO L479 AbstractCegarLoop]: Abstraction has 158 states and 162 transitions. [2020-08-22 23:03:02,790 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-22 23:03:02,790 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 162 transitions. [2020-08-22 23:03:02,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-08-22 23:03:02,791 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 23:03:02,791 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 23:03:02,792 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-08-22 23:03:02,792 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 23:03:02,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 23:03:02,792 INFO L82 PathProgramCache]: Analyzing trace with hash -623432219, now seen corresponding path program 1 times [2020-08-22 23:03:02,793 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 23:03:02,793 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [91392539] [2020-08-22 23:03:02,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 23:03:02,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:03:02,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 23:03:02,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:03:02,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 23:03:02,852 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [91392539] [2020-08-22 23:03:02,852 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 23:03:02,852 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-22 23:03:02,852 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989716875] [2020-08-22 23:03:02,853 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-22 23:03:02,853 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 23:03:02,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-22 23:03:02,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-08-22 23:03:02,854 INFO L87 Difference]: Start difference. First operand 158 states and 162 transitions. Second operand 7 states. [2020-08-22 23:03:03,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 23:03:03,420 INFO L93 Difference]: Finished difference Result 351 states and 362 transitions. [2020-08-22 23:03:03,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-22 23:03:03,421 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 74 [2020-08-22 23:03:03,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 23:03:03,423 INFO L225 Difference]: With dead ends: 351 [2020-08-22 23:03:03,423 INFO L226 Difference]: Without dead ends: 349 [2020-08-22 23:03:03,424 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2020-08-22 23:03:03,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2020-08-22 23:03:03,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 156. [2020-08-22 23:03:03,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2020-08-22 23:03:03,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 160 transitions. [2020-08-22 23:03:03,485 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 160 transitions. Word has length 74 [2020-08-22 23:03:03,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 23:03:03,486 INFO L479 AbstractCegarLoop]: Abstraction has 156 states and 160 transitions. [2020-08-22 23:03:03,486 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-22 23:03:03,486 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 160 transitions. [2020-08-22 23:03:03,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-08-22 23:03:03,487 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 23:03:03,487 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 23:03:03,487 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-08-22 23:03:03,487 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 23:03:03,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 23:03:03,488 INFO L82 PathProgramCache]: Analyzing trace with hash -1977531324, now seen corresponding path program 1 times [2020-08-22 23:03:03,488 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 23:03:03,488 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1681989067] [2020-08-22 23:03:03,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 23:03:03,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:03:03,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 23:03:03,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:03:03,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 23:03:03,577 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1681989067] [2020-08-22 23:03:03,578 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 23:03:03,578 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-22 23:03:03,578 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285821541] [2020-08-22 23:03:03,579 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 23:03:03,579 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 23:03:03,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 23:03:03,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-22 23:03:03,580 INFO L87 Difference]: Start difference. First operand 156 states and 160 transitions. Second operand 8 states. [2020-08-22 23:03:04,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 23:03:04,162 INFO L93 Difference]: Finished difference Result 271 states and 282 transitions. [2020-08-22 23:03:04,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-22 23:03:04,162 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 79 [2020-08-22 23:03:04,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 23:03:04,165 INFO L225 Difference]: With dead ends: 271 [2020-08-22 23:03:04,165 INFO L226 Difference]: Without dead ends: 269 [2020-08-22 23:03:04,166 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=82, Invalid=158, Unknown=0, NotChecked=0, Total=240 [2020-08-22 23:03:04,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2020-08-22 23:03:04,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 154. [2020-08-22 23:03:04,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2020-08-22 23:03:04,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 158 transitions. [2020-08-22 23:03:04,208 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 158 transitions. Word has length 79 [2020-08-22 23:03:04,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 23:03:04,209 INFO L479 AbstractCegarLoop]: Abstraction has 154 states and 158 transitions. [2020-08-22 23:03:04,209 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 23:03:04,209 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 158 transitions. [2020-08-22 23:03:04,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-08-22 23:03:04,210 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 23:03:04,210 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 23:03:04,210 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-08-22 23:03:04,210 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 23:03:04,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 23:03:04,211 INFO L82 PathProgramCache]: Analyzing trace with hash 108101264, now seen corresponding path program 1 times [2020-08-22 23:03:04,211 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 23:03:04,211 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1545179056] [2020-08-22 23:03:04,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 23:03:04,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:03:04,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 23:03:04,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:03:04,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 23:03:04,295 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1545179056] [2020-08-22 23:03:04,295 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 23:03:04,295 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-22 23:03:04,295 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143145108] [2020-08-22 23:03:04,296 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-22 23:03:04,296 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 23:03:04,296 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-22 23:03:04,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-08-22 23:03:04,296 INFO L87 Difference]: Start difference. First operand 154 states and 158 transitions. Second operand 7 states. [2020-08-22 23:03:05,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 23:03:05,075 INFO L93 Difference]: Finished difference Result 439 states and 453 transitions. [2020-08-22 23:03:05,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-22 23:03:05,076 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 84 [2020-08-22 23:03:05,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 23:03:05,079 INFO L225 Difference]: With dead ends: 439 [2020-08-22 23:03:05,079 INFO L226 Difference]: Without dead ends: 437 [2020-08-22 23:03:05,080 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=57, Invalid=99, Unknown=0, NotChecked=0, Total=156 [2020-08-22 23:03:05,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2020-08-22 23:03:05,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 152. [2020-08-22 23:03:05,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-08-22 23:03:05,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 156 transitions. [2020-08-22 23:03:05,126 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 156 transitions. Word has length 84 [2020-08-22 23:03:05,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 23:03:05,126 INFO L479 AbstractCegarLoop]: Abstraction has 152 states and 156 transitions. [2020-08-22 23:03:05,126 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-22 23:03:05,126 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 156 transitions. [2020-08-22 23:03:05,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-08-22 23:03:05,127 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 23:03:05,127 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 23:03:05,127 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-08-22 23:03:05,127 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 23:03:05,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 23:03:05,127 INFO L82 PathProgramCache]: Analyzing trace with hash 274017809, now seen corresponding path program 1 times [2020-08-22 23:03:05,128 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 23:03:05,128 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [447432253] [2020-08-22 23:03:05,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 23:03:05,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:03:05,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 23:03:05,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:03:05,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 23:03:05,246 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [447432253] [2020-08-22 23:03:05,246 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 23:03:05,246 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-22 23:03:05,246 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969537201] [2020-08-22 23:03:05,247 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-22 23:03:05,247 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 23:03:05,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-22 23:03:05,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-08-22 23:03:05,257 INFO L87 Difference]: Start difference. First operand 152 states and 156 transitions. Second operand 9 states. [2020-08-22 23:03:05,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 23:03:05,906 INFO L93 Difference]: Finished difference Result 281 states and 292 transitions. [2020-08-22 23:03:05,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-22 23:03:05,907 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 93 [2020-08-22 23:03:05,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 23:03:05,910 INFO L225 Difference]: With dead ends: 281 [2020-08-22 23:03:05,910 INFO L226 Difference]: Without dead ends: 279 [2020-08-22 23:03:05,911 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=114, Invalid=228, Unknown=0, NotChecked=0, Total=342 [2020-08-22 23:03:05,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2020-08-22 23:03:05,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 150. [2020-08-22 23:03:05,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2020-08-22 23:03:05,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 154 transitions. [2020-08-22 23:03:05,957 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 154 transitions. Word has length 93 [2020-08-22 23:03:05,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 23:03:05,957 INFO L479 AbstractCegarLoop]: Abstraction has 150 states and 154 transitions. [2020-08-22 23:03:05,958 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-22 23:03:05,958 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 154 transitions. [2020-08-22 23:03:05,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-08-22 23:03:05,958 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 23:03:05,959 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 23:03:05,959 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-08-22 23:03:05,959 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 23:03:05,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 23:03:05,959 INFO L82 PathProgramCache]: Analyzing trace with hash 1620264573, now seen corresponding path program 1 times [2020-08-22 23:03:05,960 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 23:03:05,960 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [233510299] [2020-08-22 23:03:05,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 23:03:05,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:03:06,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 23:03:06,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:03:06,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 23:03:06,036 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [233510299] [2020-08-22 23:03:06,036 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 23:03:06,036 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-22 23:03:06,036 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161181749] [2020-08-22 23:03:06,037 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 23:03:06,037 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 23:03:06,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 23:03:06,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-08-22 23:03:06,038 INFO L87 Difference]: Start difference. First operand 150 states and 154 transitions. Second operand 8 states. [2020-08-22 23:03:07,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 23:03:07,495 INFO L93 Difference]: Finished difference Result 679 states and 701 transitions. [2020-08-22 23:03:07,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-22 23:03:07,495 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 98 [2020-08-22 23:03:07,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 23:03:07,496 INFO L225 Difference]: With dead ends: 679 [2020-08-22 23:03:07,496 INFO L226 Difference]: Without dead ends: 0 [2020-08-22 23:03:07,500 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=154, Unknown=0, NotChecked=0, Total=240 [2020-08-22 23:03:07,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-22 23:03:07,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-22 23:03:07,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-22 23:03:07,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-22 23:03:07,501 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 98 [2020-08-22 23:03:07,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 23:03:07,501 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-22 23:03:07,501 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 23:03:07,502 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-22 23:03:07,502 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-22 23:03:07,502 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-08-22 23:03:07,504 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-22 23:03:07,631 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 82 [2020-08-22 23:03:07,862 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 53 [2020-08-22 23:03:08,083 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 147 [2020-08-22 23:03:08,273 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 140 [2020-08-22 23:03:08,381 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 139 [2020-08-22 23:03:09,153 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 122 [2020-08-22 23:03:09,672 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 144 [2020-08-22 23:03:09,828 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 147 [2020-08-22 23:03:10,121 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 143 [2020-08-22 23:03:10,431 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 144 [2020-08-22 23:03:10,948 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 114 [2020-08-22 23:03:12,198 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 165 [2020-08-22 23:03:13,338 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 146 [2020-08-22 23:03:14,109 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 53 [2020-08-22 23:03:14,367 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 57 [2020-08-22 23:03:14,654 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 79 [2020-08-22 23:03:15,241 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 21 [2020-08-22 23:03:15,526 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 27 [2020-08-22 23:03:15,834 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 39 [2020-08-22 23:03:16,118 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 40 [2020-08-22 23:03:16,321 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 44 [2020-08-22 23:03:16,604 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 68 [2020-08-22 23:03:16,882 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 72 [2020-08-22 23:03:17,196 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 77 [2020-08-22 23:03:17,507 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 82 [2020-08-22 23:03:17,806 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 35 [2020-08-22 23:03:18,002 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 58 [2020-08-22 23:03:18,232 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 62 [2020-08-22 23:03:18,504 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 68 [2020-08-22 23:03:18,806 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 35 [2020-08-22 23:03:18,974 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 90 [2020-08-22 23:03:19,252 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 17 [2020-08-22 23:03:19,556 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 35 [2020-08-22 23:03:19,830 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 27 [2020-08-22 23:03:20,100 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 30 [2020-08-22 23:03:20,391 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 35 [2020-08-22 23:03:20,700 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 40 [2020-08-22 23:03:21,110 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 43 [2020-08-22 23:03:21,437 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 46 [2020-08-22 23:03:21,668 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 57 [2020-08-22 23:03:21,960 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 82 [2020-08-22 23:03:22,114 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 84 [2020-08-22 23:03:22,299 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 90 [2020-08-22 23:03:22,748 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 25 [2020-08-22 23:03:23,152 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 30 [2020-08-22 23:03:23,265 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 34 [2020-08-22 23:03:23,580 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 40 [2020-08-22 23:03:23,957 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 45 [2020-08-22 23:03:24,170 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 41 [2020-08-22 23:03:24,494 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 42 [2020-08-22 23:03:24,811 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 51 [2020-08-22 23:03:25,085 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 53 [2020-08-22 23:03:25,326 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 57 [2020-08-22 23:03:25,649 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 79 [2020-08-22 23:03:25,883 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 20 [2020-08-22 23:03:26,119 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 13 [2020-08-22 23:03:26,367 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 33 [2020-08-22 23:03:26,586 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 41 [2020-08-22 23:03:26,859 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 63 [2020-08-22 23:03:27,119 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 65 [2020-08-22 23:03:27,411 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 71 [2020-08-22 23:03:27,717 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 74 [2020-08-22 23:03:28,018 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 79 [2020-08-22 23:03:28,200 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 29 [2020-08-22 23:03:28,370 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 30 [2020-08-22 23:03:28,615 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 57 [2020-08-22 23:03:28,885 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 63 [2020-08-22 23:03:29,044 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 84 [2020-08-22 23:03:29,209 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 87 [2020-08-22 23:03:29,374 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 23 [2020-08-22 23:03:29,559 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 29 [2020-08-22 23:03:29,853 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 35 [2020-08-22 23:03:30,186 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 32 [2020-08-22 23:03:30,624 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 36 [2020-08-22 23:03:31,046 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 41 [2020-08-22 23:03:31,392 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 46 [2020-08-22 23:03:31,714 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 51 [2020-08-22 23:03:31,925 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 54 [2020-08-22 23:03:32,193 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 57 [2020-08-22 23:03:32,338 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 78 [2020-08-22 23:03:32,494 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 84 [2020-08-22 23:03:32,670 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 90 [2020-08-22 23:03:33,098 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 26 [2020-08-22 23:03:33,429 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 26 [2020-08-22 23:03:33,764 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 32 [2020-08-22 23:03:34,055 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 38 [2020-08-22 23:03:34,346 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 45 [2020-08-22 23:03:34,669 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 46 [2020-08-22 23:03:34,988 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 51 [2020-08-22 23:03:35,236 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 57 [2020-08-22 23:03:35,537 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 74 [2020-08-22 23:03:35,802 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 76 [2020-08-22 23:03:36,115 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 82 [2020-08-22 23:03:36,326 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 18 [2020-08-22 23:03:36,635 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 35 [2020-08-22 23:03:36,844 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 59 [2020-08-22 23:03:37,101 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 64 [2020-08-22 23:03:37,396 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 69 [2020-08-22 23:03:37,708 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 74 [2020-08-22 23:03:38,016 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 79 [2020-08-22 23:03:38,231 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 26 [2020-08-22 23:03:38,564 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 34 [2020-08-22 23:03:38,866 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 35 [2020-08-22 23:03:39,254 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 45 [2020-08-22 23:03:39,516 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 57 [2020-08-22 23:03:39,669 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 81 [2020-08-22 23:03:39,840 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 87 [2020-08-22 23:03:40,241 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 47 [2020-08-22 23:03:40,486 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 24 [2020-08-22 23:03:40,769 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 27 [2020-08-22 23:03:41,149 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 29 [2020-08-22 23:03:41,516 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 37 [2020-08-22 23:03:41,927 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 39 [2020-08-22 23:03:42,318 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 45 [2020-08-22 23:03:42,529 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 44 [2020-08-22 23:03:42,678 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 48 [2020-08-22 23:03:42,683 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-08-22 23:03:42,684 INFO L271 CegarLoopResult]: At program point L10(line 10) the Hoare annotation is: true [2020-08-22 23:03:42,684 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~__return_334~0 |old(~__return_334~0)|) (= ~__return_main~0 |old(~__return_main~0)|)) [2020-08-22 23:03:42,684 INFO L271 CegarLoopResult]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2020-08-22 23:03:42,684 INFO L271 CegarLoopResult]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2020-08-22 23:03:42,684 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-08-22 23:03:42,684 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-22 23:03:42,684 INFO L271 CegarLoopResult]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2020-08-22 23:03:42,685 INFO L268 CegarLoopResult]: For program point assume_abort_if_notENTRY(lines 4 6) no Hoare annotation was computed. [2020-08-22 23:03:42,685 INFO L268 CegarLoopResult]: For program point L5(line 5) no Hoare annotation was computed. [2020-08-22 23:03:42,685 INFO L268 CegarLoopResult]: For program point L5-1(line 5) no Hoare annotation was computed. [2020-08-22 23:03:42,685 INFO L268 CegarLoopResult]: For program point L5-3(lines 4 6) no Hoare annotation was computed. [2020-08-22 23:03:42,685 INFO L268 CegarLoopResult]: For program point assume_abort_if_notEXIT(lines 4 6) no Hoare annotation was computed. [2020-08-22 23:03:42,685 INFO L264 CegarLoopResult]: At program point mainErr3ASSERT_VIOLATIONERROR_FUNCTION(line 86) the Hoare annotation is: false [2020-08-22 23:03:42,688 INFO L264 CegarLoopResult]: At program point L250(line 250) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (not (= main_~__VERIFIER_assert__cond~14 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,689 INFO L271 CegarLoopResult]: At program point mainEXIT(lines 11 311) the Hoare annotation is: true [2020-08-22 23:03:42,689 INFO L264 CegarLoopResult]: At program point L151(line 151) the Hoare annotation is: false [2020-08-22 23:03:42,689 INFO L264 CegarLoopResult]: At program point L118(line 118) the Hoare annotation is: (and (not (= main_~__VERIFIER_assert__cond~5 0)) (<= 0 main_~main__i~0) (not (= main_~__tmp_6~0 0)) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~4 0)) (= |old(~__return_334~0)| ~__return_334~0) (<= 1 main_~main__j~0) (not (= main_~__tmp_5~0 0)) (not (= main_~__tmp_4~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,689 INFO L264 CegarLoopResult]: At program point L52(line 52) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,690 INFO L264 CegarLoopResult]: At program point L234(line 234) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,690 INFO L264 CegarLoopResult]: At program point L201(lines 201 271) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,690 INFO L264 CegarLoopResult]: At program point L135(line 135) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,690 INFO L264 CegarLoopResult]: At program point L69(line 69) the Hoare annotation is: (and (<= 0 main_~main__i~0) (<= 0 main_~main__j~0) (< main_~main__i~0 main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0)) [2020-08-22 23:03:42,690 INFO L264 CegarLoopResult]: At program point L36(lines 36 292) the Hoare annotation is: (and (<= 0 main_~main__i~0) (<= 0 main_~main__j~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,691 INFO L264 CegarLoopResult]: At program point L251(line 251) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_16~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (not (= main_~__VERIFIER_assert__cond~14 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,691 INFO L264 CegarLoopResult]: At program point L185(line 185) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,691 INFO L264 CegarLoopResult]: At program point L152(line 152) the Hoare annotation is: false [2020-08-22 23:03:42,691 INFO L264 CegarLoopResult]: At program point L86(line 86) the Hoare annotation is: false [2020-08-22 23:03:42,692 INFO L264 CegarLoopResult]: At program point L53(line 53) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0)) [2020-08-22 23:03:42,692 INFO L264 CegarLoopResult]: At program point L20(line 20) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-08-22 23:03:42,692 INFO L264 CegarLoopResult]: At program point mainErr14ASSERT_VIOLATIONERROR_FUNCTION(line 243) the Hoare annotation is: false [2020-08-22 23:03:42,692 INFO L264 CegarLoopResult]: At program point L235(line 235) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,692 INFO L264 CegarLoopResult]: At program point L169(line 169) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,693 INFO L264 CegarLoopResult]: At program point L136(line 136) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,693 INFO L264 CegarLoopResult]: At program point L70(line 70) the Hoare annotation is: (and (<= 0 main_~main__i~0) (< main_~main__i~0 main_~main__len~0) (<= 0 main_~main__j~0) (not (= main_~__tmp_3~0 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,693 INFO L264 CegarLoopResult]: At program point L252(line 252) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_16~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (not (= main_~__VERIFIER_assert__cond~14 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,693 INFO L264 CegarLoopResult]: At program point L186(line 186) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,693 INFO L264 CegarLoopResult]: At program point L87(line 87) the Hoare annotation is: false [2020-08-22 23:03:42,694 INFO L264 CegarLoopResult]: At program point L54(line 54) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,694 INFO L264 CegarLoopResult]: At program point L302(lines 23 310) the Hoare annotation is: (and (<= 0 main_~main__i~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0)) [2020-08-22 23:03:42,694 INFO L271 CegarLoopResult]: At program point mainFINAL(lines 11 311) the Hoare annotation is: true [2020-08-22 23:03:42,694 INFO L264 CegarLoopResult]: At program point L203(line 203) the Hoare annotation is: false [2020-08-22 23:03:42,694 INFO L264 CegarLoopResult]: At program point mainErr13ASSERT_VIOLATIONERROR_FUNCTION(line 227) the Hoare annotation is: false [2020-08-22 23:03:42,694 INFO L264 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,695 INFO L264 CegarLoopResult]: At program point L137(lines 137 281) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,695 INFO L264 CegarLoopResult]: At program point L104(line 104) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (<= 0 main_~main__j~0) (not (= main_~__tmp_5~0 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~4 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0)) [2020-08-22 23:03:42,695 INFO L264 CegarLoopResult]: At program point L71(line 71) the Hoare annotation is: (and (<= 0 main_~main__i~0) (< main_~main__i~0 main_~main__len~0) (<= 0 main_~main__j~0) (not (= main_~__tmp_3~0 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,695 INFO L264 CegarLoopResult]: At program point L253(lines 253 263) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~15 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_16~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (not (= main_~__VERIFIER_assert__cond~14 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,696 INFO L264 CegarLoopResult]: At program point L187(line 187) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,696 INFO L264 CegarLoopResult]: At program point L55(lines 55 284) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,696 INFO L264 CegarLoopResult]: At program point L237(line 237) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,696 INFO L264 CegarLoopResult]: At program point L204(line 204) the Hoare annotation is: false [2020-08-22 23:03:42,696 INFO L264 CegarLoopResult]: At program point mainErr8ASSERT_VIOLATIONERROR_FUNCTION(line 163) the Hoare annotation is: false [2020-08-22 23:03:42,697 INFO L264 CegarLoopResult]: At program point L171(line 171) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,697 INFO L264 CegarLoopResult]: At program point L105(line 105) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_5~0 0)) (<= 0 main_~main__j~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~4 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,697 INFO L264 CegarLoopResult]: At program point L72(lines 72 127) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (<= 0 main_~main__j~0) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_3~0 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,697 INFO L264 CegarLoopResult]: At program point L39(line 39) the Hoare annotation is: (and (<= 0 main_~main__i~0) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,697 INFO L264 CegarLoopResult]: At program point L221(line 221) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,698 INFO L264 CegarLoopResult]: At program point L188(line 188) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,698 INFO L264 CegarLoopResult]: At program point L238(line 238) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,698 INFO L264 CegarLoopResult]: At program point mainErr15ASSERT_VIOLATIONERROR_FUNCTION(line 255) the Hoare annotation is: false [2020-08-22 23:03:42,698 INFO L264 CegarLoopResult]: At program point L172(line 172) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,698 INFO L264 CegarLoopResult]: At program point L139(line 139) the Hoare annotation is: false [2020-08-22 23:03:42,699 INFO L264 CegarLoopResult]: At program point L106(line 106) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__tmp_6~0 0)) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~4 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__tmp_5~0 0)) (<= 0 main_~main__j~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,699 INFO L264 CegarLoopResult]: At program point L40(line 40) the Hoare annotation is: (and (<= 0 main_~main__i~0) (<= 0 main_~main__j~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,699 INFO L264 CegarLoopResult]: At program point L255(line 255) the Hoare annotation is: false [2020-08-22 23:03:42,699 INFO L264 CegarLoopResult]: At program point L222(line 222) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,699 INFO L264 CegarLoopResult]: At program point L189(lines 189 273) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,700 INFO L264 CegarLoopResult]: At program point L57(line 57) the Hoare annotation is: false [2020-08-22 23:03:42,700 INFO L264 CegarLoopResult]: At program point L24(line 24) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-08-22 23:03:42,700 INFO L264 CegarLoopResult]: At program point L24-1(line 24) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-08-22 23:03:42,700 INFO L264 CegarLoopResult]: At program point L24-2(line 24) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-08-22 23:03:42,700 INFO L264 CegarLoopResult]: At program point L239(line 239) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,700 INFO L264 CegarLoopResult]: At program point L173(lines 173 275) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,700 INFO L264 CegarLoopResult]: At program point L140(line 140) the Hoare annotation is: false [2020-08-22 23:03:42,701 INFO L264 CegarLoopResult]: At program point L107(line 107) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__tmp_6~0 0)) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~4 0)) (= |old(~__return_334~0)| ~__return_334~0) (<= 0 main_~main__j~0) (not (= main_~__tmp_5~0 0)) (not (= main_~__tmp_4~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,701 INFO L264 CegarLoopResult]: At program point L74(line 74) the Hoare annotation is: false [2020-08-22 23:03:42,701 INFO L264 CegarLoopResult]: At program point mainErr10ASSERT_VIOLATIONERROR_FUNCTION(line 191) the Hoare annotation is: false [2020-08-22 23:03:42,701 INFO L264 CegarLoopResult]: At program point L41(line 41) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,701 INFO L264 CegarLoopResult]: At program point L256(line 256) the Hoare annotation is: false [2020-08-22 23:03:42,701 INFO L264 CegarLoopResult]: At program point L223(line 223) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,702 INFO L264 CegarLoopResult]: At program point L157(line 157) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (< (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,702 INFO L264 CegarLoopResult]: At program point L58(line 58) the Hoare annotation is: false [2020-08-22 23:03:42,702 INFO L264 CegarLoopResult]: At program point L25(line 25) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-08-22 23:03:42,702 INFO L264 CegarLoopResult]: At program point L240(line 240) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,702 INFO L264 CegarLoopResult]: At program point mainErr9ASSERT_VIOLATIONERROR_FUNCTION(line 175) the Hoare annotation is: false [2020-08-22 23:03:42,702 INFO L264 CegarLoopResult]: At program point L108(lines 108 121) the Hoare annotation is: (and (not (= main_~__VERIFIER_assert__cond~5 0)) (<= 0 main_~main__i~0) (not (= main_~__tmp_6~0 0)) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~4 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__tmp_5~0 0)) (<= 0 main_~main__j~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,703 INFO L264 CegarLoopResult]: At program point L75(line 75) the Hoare annotation is: false [2020-08-22 23:03:42,703 INFO L264 CegarLoopResult]: At program point L42(line 42) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0)) [2020-08-22 23:03:42,703 INFO L264 CegarLoopResult]: At program point L224(line 224) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,703 INFO L264 CegarLoopResult]: At program point L191(line 191) the Hoare annotation is: false [2020-08-22 23:03:42,703 INFO L264 CegarLoopResult]: At program point L158(line 158) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,704 INFO L264 CegarLoopResult]: At program point mainErr4ASSERT_VIOLATIONERROR_FUNCTION(line 98) the Hoare annotation is: false [2020-08-22 23:03:42,704 INFO L264 CegarLoopResult]: At program point L92(line 92) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (<= 0 main_~main__j~0) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,704 INFO L264 CegarLoopResult]: At program point L26(line 26) the Hoare annotation is: (and (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,704 INFO L264 CegarLoopResult]: At program point L307(line 307) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-08-22 23:03:42,704 INFO L264 CegarLoopResult]: At program point L241(lines 241 265) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (not (= main_~__VERIFIER_assert__cond~14 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,705 INFO L264 CegarLoopResult]: At program point L175(line 175) the Hoare annotation is: false [2020-08-22 23:03:42,705 INFO L264 CegarLoopResult]: At program point L43(lines 43 286) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,705 INFO L264 CegarLoopResult]: At program point L291(lines 36 292) the Hoare annotation is: (and (<= 0 main_~main__i~0) (<= 0 main_~main__j~0) (< main_~main__i~0 main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,705 INFO L264 CegarLoopResult]: At program point L225(lines 225 267) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,705 INFO L264 CegarLoopResult]: At program point L192(line 192) the Hoare annotation is: false [2020-08-22 23:03:42,705 INFO L264 CegarLoopResult]: At program point L159(line 159) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,706 INFO L264 CegarLoopResult]: At program point L93(line 93) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (<= 0 main_~main__j~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,706 INFO L271 CegarLoopResult]: At program point L308(line 308) the Hoare annotation is: true [2020-08-22 23:03:42,706 INFO L264 CegarLoopResult]: At program point L209(line 209) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,706 INFO L264 CegarLoopResult]: At program point L176(line 176) the Hoare annotation is: false [2020-08-22 23:03:42,706 INFO L264 CegarLoopResult]: At program point L110(line 110) the Hoare annotation is: false [2020-08-22 23:03:42,706 INFO L264 CegarLoopResult]: At program point mainErr11ASSERT_VIOLATIONERROR_FUNCTION(line 203) the Hoare annotation is: false [2020-08-22 23:03:42,707 INFO L264 CegarLoopResult]: At program point L160(line 160) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,707 INFO L264 CegarLoopResult]: At program point L94(line 94) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (<= 0 main_~main__j~0) (not (= main_~__tmp_5~0 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,707 INFO L264 CegarLoopResult]: At program point mainErr6ASSERT_VIOLATIONERROR_FUNCTION(line 139) the Hoare annotation is: false [2020-08-22 23:03:42,707 INFO L264 CegarLoopResult]: At program point L243(line 243) the Hoare annotation is: false [2020-08-22 23:03:42,707 INFO L264 CegarLoopResult]: At program point L210(line 210) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,707 INFO L264 CegarLoopResult]: At program point L111(line 111) the Hoare annotation is: false [2020-08-22 23:03:42,707 INFO L264 CegarLoopResult]: At program point L45(line 45) the Hoare annotation is: false [2020-08-22 23:03:42,708 INFO L264 CegarLoopResult]: At program point L260(line 260) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~15 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_16~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (not (= main_~__VERIFIER_assert__cond~14 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,708 INFO L264 CegarLoopResult]: At program point L227(line 227) the Hoare annotation is: false [2020-08-22 23:03:42,708 INFO L264 CegarLoopResult]: At program point L161(lines 161 277) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,708 INFO L264 CegarLoopResult]: At program point L95(line 95) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_5~0 0)) (<= 0 main_~main__j~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,709 INFO L264 CegarLoopResult]: At program point L62(line 62) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,709 INFO L264 CegarLoopResult]: At program point mainErr5ASSERT_VIOLATIONERROR_FUNCTION(line 110) the Hoare annotation is: false [2020-08-22 23:03:42,709 INFO L264 CegarLoopResult]: At program point L244(line 244) the Hoare annotation is: false [2020-08-22 23:03:42,709 INFO L264 CegarLoopResult]: At program point L211(line 211) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,709 INFO L264 CegarLoopResult]: At program point L145(line 145) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,709 INFO L264 CegarLoopResult]: At program point L46(line 46) the Hoare annotation is: false [2020-08-22 23:03:42,710 INFO L264 CegarLoopResult]: At program point L261(line 261) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~15 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_16~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (not (= main_~__VERIFIER_assert__cond~14 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,710 INFO L264 CegarLoopResult]: At program point L228(line 228) the Hoare annotation is: false [2020-08-22 23:03:42,710 INFO L264 CegarLoopResult]: At program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 45) the Hoare annotation is: false [2020-08-22 23:03:42,710 INFO L264 CegarLoopResult]: At program point L96(lines 96 123) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (<= 0 main_~main__j~0) (not (= main_~__tmp_5~0 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~4 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0)) [2020-08-22 23:03:42,710 INFO L264 CegarLoopResult]: At program point L63(line 63) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,711 INFO L264 CegarLoopResult]: At program point L30(line 30) the Hoare annotation is: (and (<= 0 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0)) [2020-08-22 23:03:42,711 INFO L264 CegarLoopResult]: At program point L63-1(line 63) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,711 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 11 311) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-08-22 23:03:42,711 INFO L264 CegarLoopResult]: At program point L63-2(line 63) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,711 INFO L264 CegarLoopResult]: At program point L212(line 212) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,712 INFO L264 CegarLoopResult]: At program point L146(line 146) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__tmp_7~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,712 INFO L264 CegarLoopResult]: At program point L80(line 80) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (<= 0 main_~main__j~0) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_3~0 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,712 INFO L264 CegarLoopResult]: At program point L14(line 14) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-08-22 23:03:42,712 INFO L264 CegarLoopResult]: At program point L262(lines 29 304) the Hoare annotation is: (let ((.cse3 (<= 0 main_~main__i~0)) (.cse4 (<= 0 main_~main__j~0)) (.cse7 (= |old(~__return_334~0)| ~__return_334~0)) (.cse6 (<= (+ main_~main__limit~0 4) main_~main__bufsize~0))) (or (and (let ((.cse1 (<= (+ main_~main__j~0 4) main_~main__bufsize~0))) (let ((.cse0 (<= 1 main_~main__j~0)) (.cse2 (let ((.cse5 (<= 1 main_~main__i~0))) (or (and .cse3 .cse4 .cse1 .cse5 .cse6) (and .cse3 (not (= main_~__tmp_13~0 0)) .cse4 .cse5 (not (= main_~__VERIFIER_assert__cond~12 0)) .cse6))))) (or (and .cse0 .cse1 .cse2) (and .cse0 (not (= main_~__tmp_15~0 0)) (not (= main_~__VERIFIER_assert__cond~14 0)) .cse2)))) .cse7) (and .cse3 .cse4 (<= (+ main_~main__i~0 1) main_~main__len~0) .cse7 .cse6))) [2020-08-22 23:03:42,712 INFO L264 CegarLoopResult]: At program point L163(line 163) the Hoare annotation is: false [2020-08-22 23:03:42,712 INFO L264 CegarLoopResult]: At program point L64(lines 64 283) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,712 INFO L264 CegarLoopResult]: At program point mainErr7ASSERT_VIOLATIONERROR_FUNCTION(line 151) the Hoare annotation is: false [2020-08-22 23:03:42,713 INFO L264 CegarLoopResult]: At program point L213(lines 213 269) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,713 INFO L264 CegarLoopResult]: At program point L180(line 180) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,713 INFO L264 CegarLoopResult]: At program point L147(line 147) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,713 INFO L264 CegarLoopResult]: At program point L81(line 81) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (<= 0 main_~main__j~0) (not (= main_~__tmp_3~0 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,713 INFO L264 CegarLoopResult]: At program point L15(line 15) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-08-22 23:03:42,714 INFO L264 CegarLoopResult]: At program point L197(line 197) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,714 INFO L264 CegarLoopResult]: At program point L164(line 164) the Hoare annotation is: false [2020-08-22 23:03:42,714 INFO L264 CegarLoopResult]: At program point L98(line 98) the Hoare annotation is: false [2020-08-22 23:03:42,714 INFO L264 CegarLoopResult]: At program point mainErr2ASSERT_VIOLATIONERROR_FUNCTION(line 74) the Hoare annotation is: false [2020-08-22 23:03:42,714 INFO L264 CegarLoopResult]: At program point L181(line 181) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,714 INFO L264 CegarLoopResult]: At program point L148(line 148) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,715 INFO L264 CegarLoopResult]: At program point L115(line 115) the Hoare annotation is: (and (not (= main_~__VERIFIER_assert__cond~5 0)) (<= 0 main_~main__i~0) (not (= main_~__tmp_6~0 0)) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~4 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__tmp_5~0 0)) (<= 0 main_~main__j~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,715 INFO L264 CegarLoopResult]: At program point L82(line 82) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (<= 0 main_~main__j~0) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,715 INFO L264 CegarLoopResult]: At program point L16(line 16) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-08-22 23:03:42,715 INFO L264 CegarLoopResult]: At program point L198(line 198) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,715 INFO L264 CegarLoopResult]: At program point L99(line 99) the Hoare annotation is: false [2020-08-22 23:03:42,716 INFO L264 CegarLoopResult]: At program point mainErr1ASSERT_VIOLATIONERROR_FUNCTION(line 57) the Hoare annotation is: false [2020-08-22 23:03:42,716 INFO L264 CegarLoopResult]: At program point L215(line 215) the Hoare annotation is: false [2020-08-22 23:03:42,716 INFO L264 CegarLoopResult]: At program point L182(line 182) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (< (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,716 INFO L264 CegarLoopResult]: At program point L149(lines 149 279) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (< (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,716 INFO L264 CegarLoopResult]: At program point L116(line 116) the Hoare annotation is: (and (not (= main_~__VERIFIER_assert__cond~5 0)) (<= 0 main_~main__i~0) (not (= main_~__tmp_6~0 0)) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~4 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__tmp_5~0 0)) (<= 0 main_~main__j~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,716 INFO L264 CegarLoopResult]: At program point L83(line 83) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (<= 0 main_~main__j~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,717 INFO L264 CegarLoopResult]: At program point L17(line 17) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-08-22 23:03:42,717 INFO L264 CegarLoopResult]: At program point L17-1(line 17) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-08-22 23:03:42,717 INFO L264 CegarLoopResult]: At program point L17-2(line 17) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-08-22 23:03:42,717 INFO L264 CegarLoopResult]: At program point L232(line 232) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,717 INFO L264 CegarLoopResult]: At program point L199(line 199) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,718 INFO L264 CegarLoopResult]: At program point L133(line 133) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,718 INFO L264 CegarLoopResult]: At program point L34(lines 34 298) the Hoare annotation is: (and (<= 0 main_~main__i~0) (<= 0 main_~main__j~0) (< main_~main__i~0 main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,718 INFO L264 CegarLoopResult]: At program point L249(line 249) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (not (= main_~__VERIFIER_assert__cond~14 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,718 INFO L264 CegarLoopResult]: At program point L216(line 216) the Hoare annotation is: false [2020-08-22 23:03:42,718 INFO L264 CegarLoopResult]: At program point L183(line 183) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (< (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,719 INFO L264 CegarLoopResult]: At program point L117(line 117) the Hoare annotation is: (and (not (= main_~__VERIFIER_assert__cond~5 0)) (<= 0 main_~main__i~0) (not (= main_~__tmp_6~0 0)) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~4 0)) (= |old(~__return_334~0)| ~__return_334~0) (<= 1 main_~main__j~0) (not (= main_~__tmp_5~0 0)) (not (= main_~__tmp_4~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,719 INFO L264 CegarLoopResult]: At program point L84(lines 84 125) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (<= 0 main_~main__j~0) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,719 INFO L264 CegarLoopResult]: At program point L51(line 51) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,719 INFO L264 CegarLoopResult]: At program point L18(lines 18 310) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-08-22 23:03:42,719 INFO L264 CegarLoopResult]: At program point mainErr12ASSERT_VIOLATIONERROR_FUNCTION(line 215) the Hoare annotation is: false [2020-08-22 23:03:42,719 INFO L264 CegarLoopResult]: At program point L233(line 233) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,720 INFO L264 CegarLoopResult]: At program point L200(line 200) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-08-22 23:03:42,720 INFO L264 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-08-22 23:03:42,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 11:03:42 BoogieIcfgContainer [2020-08-22 23:03:42,749 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-22 23:03:42,751 INFO L168 Benchmark]: Toolchain (without parser) took 48012.47 ms. Allocated memory was 146.3 MB in the beginning and 652.2 MB in the end (delta: 505.9 MB). Free memory was 103.3 MB in the beginning and 483.7 MB in the end (delta: -380.4 MB). Peak memory consumption was 521.9 MB. Max. memory is 7.1 GB. [2020-08-22 23:03:42,751 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 146.3 MB. Free memory was 122.0 MB in the beginning and 121.6 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-08-22 23:03:42,752 INFO L168 Benchmark]: CACSL2BoogieTranslator took 286.53 ms. Allocated memory is still 146.3 MB. Free memory was 103.3 MB in the beginning and 91.2 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 7.1 GB. [2020-08-22 23:03:42,752 INFO L168 Benchmark]: Boogie Preprocessor took 141.55 ms. Allocated memory was 146.3 MB in the beginning and 203.4 MB in the end (delta: 57.1 MB). Free memory was 91.2 MB in the beginning and 180.6 MB in the end (delta: -89.4 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2020-08-22 23:03:42,753 INFO L168 Benchmark]: RCFGBuilder took 532.67 ms. Allocated memory is still 203.4 MB. Free memory was 180.6 MB in the beginning and 149.6 MB in the end (delta: 31.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 7.1 GB. [2020-08-22 23:03:42,753 INFO L168 Benchmark]: TraceAbstraction took 47046.03 ms. Allocated memory was 203.4 MB in the beginning and 652.2 MB in the end (delta: 448.8 MB). Free memory was 148.6 MB in the beginning and 483.7 MB in the end (delta: -335.1 MB). Peak memory consumption was 510.0 MB. Max. memory is 7.1 GB. [2020-08-22 23:03:42,755 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 146.3 MB. Free memory was 122.0 MB in the beginning and 121.6 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 286.53 ms. Allocated memory is still 146.3 MB. Free memory was 103.3 MB in the beginning and 91.2 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 141.55 ms. Allocated memory was 146.3 MB in the beginning and 203.4 MB in the end (delta: 57.1 MB). Free memory was 91.2 MB in the beginning and 180.6 MB in the end (delta: -89.4 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 532.67 ms. Allocated memory is still 203.4 MB. Free memory was 180.6 MB in the beginning and 149.6 MB in the end (delta: 31.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 47046.03 ms. Allocated memory was 203.4 MB in the beginning and 652.2 MB in the end (delta: 448.8 MB). Free memory was 148.6 MB in the beginning and 483.7 MB in the end (delta: -335.1 MB). Peak memory consumption was 510.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 45]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 255]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 151]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 163]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 227]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 175]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 191]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 243]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 215]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 98]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 203]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 74]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 139]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 110]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 86]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 57]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 16 specifications checked. All of them hold - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((((1 <= main__j && main__j + 4 <= main__bufsize) && (((((0 <= main__i && 0 <= main__j) && main__j + 4 <= main__bufsize) && 1 <= main__i) && main__limit + 4 <= main__bufsize) || (((((0 <= main__i && !(__tmp_13 == 0)) && 0 <= main__j) && 1 <= main__i) && !(__VERIFIER_assert__cond == 0)) && main__limit + 4 <= main__bufsize))) || (((1 <= main__j && !(__tmp_15 == 0)) && !(__VERIFIER_assert__cond == 0)) && (((((0 <= main__i && 0 <= main__j) && main__j + 4 <= main__bufsize) && 1 <= main__i) && main__limit + 4 <= main__bufsize) || (((((0 <= main__i && !(__tmp_13 == 0)) && 0 <= main__j) && 1 <= main__i) && !(__VERIFIER_assert__cond == 0)) && main__limit + 4 <= main__bufsize)))) && \old(__return_334) == __return_334) || ((((0 <= main__i && 0 <= main__j) && main__i + 1 <= main__len) && \old(__return_334) == __return_334) && main__limit + 4 <= main__bufsize) - InvariantResult [Line: 36]: Loop Invariant Derived loop invariant: ((((0 <= main__i && 0 <= main__j) && main__i < main__len) && main__j + 5 <= main__bufsize) && \old(__return_334) == __return_334) && main__limit + 4 <= main__bufsize - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: (0 <= main__i && main__limit + 4 <= main__bufsize) && \old(__return_334) == __return_334 - ProcedureContractResult [Line: 11]: Procedure Contract for main Derived contract for procedure main: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 183 locations, 16 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.7s, OverallIterations: 16, TraceHistogramMax: 1, AutomataDifference: 9.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 35.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3461 SDtfs, 8686 SDslu, 396 SDs, 0 SdLazy, 6219 SolverSat, 240 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 243 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 175 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 164 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=178occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 16 MinimizatonAttempts, 1653 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 178 LocationsWithAnnotation, 178 PreInvPairs, 848 NumberOfFragments, 6606 HoareAnnotationTreeSize, 178 FomulaSimplifications, 3324341163 FormulaSimplificationTreeSizeReduction, 6.4s HoareSimplificationTime, 178 FomulaSimplificationsInter, 11275728 FormulaSimplificationTreeSizeReductionInter, 28.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 922 NumberOfCodeBlocks, 922 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 906 ConstructedInterpolants, 0 QuantifiedInterpolants, 182160 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...