/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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label05.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 18:57:45,015 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 18:57:45,017 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 18:57:45,036 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-11-06 18:57:45,061 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 18:57:45,063 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 18:57:45,065 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 18:57:45,067 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 18:57:45,069 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 18:57:45,070 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 18:57:45,071 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 18:57:45,076 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 18:57:45,078 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 18:57:45,079 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 18:57:45,080 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 18:57:45,081 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 18:57:45,083 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-06 18:57:45,093 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 18:57:45,094 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 18:57:45,095 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 18:57:45,096 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-06 18:57:45,122 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 18:57:45,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 18:57:45,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 18:57:45,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 18:57:45,124 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 18:57:45,124 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 18:57:45,124 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 18:57:45,124 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 18:57:45,125 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 18:57:45,125 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 18:57:45,125 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 18:57:45,125 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 18:57:45,125 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 18:57:45,125 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 18:57:45,126 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 18:57:45,126 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 18:57:45,126 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 18:57:45,126 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 18:57:45,126 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 18:57:45,127 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 18:57:45,127 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 18:57:45,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 18:57:45,127 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 18:57:45,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 18:57:45,128 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 18:57:45,128 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 18:57:45,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 18:57:45,128 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 18:57:45,128 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 18:57:45,398 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 18:57:45,414 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 18:57:45,418 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 18:57:45,419 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 18:57:45,420 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 18:57:45,420 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label05.c [2019-11-06 18:57:45,490 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12b14c776/136789e3c06f4cefb765e3630d66eb67/FLAG3ad9df810 [2019-11-06 18:57:46,070 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 18:57:46,071 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label05.c [2019-11-06 18:57:46,083 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12b14c776/136789e3c06f4cefb765e3630d66eb67/FLAG3ad9df810 [2019-11-06 18:57:46,324 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12b14c776/136789e3c06f4cefb765e3630d66eb67 [2019-11-06 18:57:46,333 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 18:57:46,335 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 18:57:46,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 18:57:46,336 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 18:57:46,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 18:57:46,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 06:57:46" (1/1) ... [2019-11-06 18:57:46,344 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c10dc17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:57:46, skipping insertion in model container [2019-11-06 18:57:46,344 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 06:57:46" (1/1) ... [2019-11-06 18:57:46,352 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 18:57:46,416 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 18:57:46,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 18:57:46,943 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 18:57:47,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 18:57:47,082 INFO L192 MainTranslator]: Completed translation [2019-11-06 18:57:47,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:57:47 WrapperNode [2019-11-06 18:57:47,082 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 18:57:47,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 18:57:47,083 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 18:57:47,083 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 18:57:47,098 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:57:47" (1/1) ... [2019-11-06 18:57:47,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:57:47" (1/1) ... [2019-11-06 18:57:47,117 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:57:47" (1/1) ... [2019-11-06 18:57:47,117 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:57:47" (1/1) ... [2019-11-06 18:57:47,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:57:47" (1/1) ... [2019-11-06 18:57:47,193 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:57:47" (1/1) ... [2019-11-06 18:57:47,205 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:57:47" (1/1) ... [2019-11-06 18:57:47,216 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 18:57:47,217 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 18:57:47,217 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 18:57:47,217 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 18:57:47,218 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:57:47" (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 [2019-11-06 18:57:47,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 18:57:47,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 18:57:47,275 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-11-06 18:57:47,275 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 18:57:47,275 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-11-06 18:57:47,275 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 18:57:47,275 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 18:57:47,276 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-06 18:57:47,276 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 18:57:47,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 18:57:47,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 18:57:48,453 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 18:57:48,453 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-06 18:57:48,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 06:57:48 BoogieIcfgContainer [2019-11-06 18:57:48,455 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 18:57:48,456 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 18:57:48,456 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 18:57:48,459 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 18:57:48,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 06:57:46" (1/3) ... [2019-11-06 18:57:48,460 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4efcbf77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 06:57:48, skipping insertion in model container [2019-11-06 18:57:48,461 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:57:47" (2/3) ... [2019-11-06 18:57:48,461 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4efcbf77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 06:57:48, skipping insertion in model container [2019-11-06 18:57:48,461 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 06:57:48" (3/3) ... [2019-11-06 18:57:48,463 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label05.c [2019-11-06 18:57:48,472 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 18:57:48,481 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 18:57:48,492 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 18:57:48,520 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 18:57:48,520 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 18:57:48,520 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 18:57:48,520 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 18:57:48,521 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 18:57:48,521 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 18:57:48,521 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 18:57:48,521 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 18:57:48,545 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2019-11-06 18:57:48,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-11-06 18:57:48,559 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 18:57:48,560 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 18:57:48,562 INFO L410 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 18:57:48,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 18:57:48,567 INFO L82 PathProgramCache]: Analyzing trace with hash -2092008314, now seen corresponding path program 1 times [2019-11-06 18:57:48,576 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 18:57:48,577 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220426747] [2019-11-06 18:57:48,577 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 18:57:48,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:57:49,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:57:49,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 18:57:49,100 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220426747] [2019-11-06 18:57:49,101 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 18:57:49,101 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-06 18:57:49,104 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69972787] [2019-11-06 18:57:49,113 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-06 18:57:49,114 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 18:57:49,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-06 18:57:49,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-11-06 18:57:49,137 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 5 states. [2019-11-06 18:57:51,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 18:57:51,452 INFO L93 Difference]: Finished difference Result 813 states and 1406 transitions. [2019-11-06 18:57:51,453 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-06 18:57:51,455 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 132 [2019-11-06 18:57:51,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 18:57:51,472 INFO L225 Difference]: With dead ends: 813 [2019-11-06 18:57:51,472 INFO L226 Difference]: Without dead ends: 488 [2019-11-06 18:57:51,481 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-11-06 18:57:51,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2019-11-06 18:57:51,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 481. [2019-11-06 18:57:51,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 481 states. [2019-11-06 18:57:51,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 692 transitions. [2019-11-06 18:57:51,575 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 692 transitions. Word has length 132 [2019-11-06 18:57:51,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 18:57:51,577 INFO L462 AbstractCegarLoop]: Abstraction has 481 states and 692 transitions. [2019-11-06 18:57:51,577 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-06 18:57:51,577 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 692 transitions. [2019-11-06 18:57:51,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-11-06 18:57:51,591 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 18:57:51,591 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 18:57:51,592 INFO L410 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 18:57:51,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 18:57:51,592 INFO L82 PathProgramCache]: Analyzing trace with hash 682738721, now seen corresponding path program 1 times [2019-11-06 18:57:51,593 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 18:57:51,594 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135323979] [2019-11-06 18:57:51,594 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 18:57:51,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:57:51,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:57:51,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:57:52,003 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 18:57:52,004 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135323979] [2019-11-06 18:57:52,005 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [729746280] [2019-11-06 18:57:52,006 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 18:57:52,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:57:52,140 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-06 18:57:52,151 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 18:57:52,260 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 18:57:52,261 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-06 18:57:52,261 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2019-11-06 18:57:52,265 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527026449] [2019-11-06 18:57:52,267 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 18:57:52,268 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 18:57:52,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 18:57:52,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-11-06 18:57:52,269 INFO L87 Difference]: Start difference. First operand 481 states and 692 transitions. Second operand 3 states. [2019-11-06 18:57:52,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 18:57:52,859 INFO L93 Difference]: Finished difference Result 1246 states and 1820 transitions. [2019-11-06 18:57:52,860 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 18:57:52,860 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 140 [2019-11-06 18:57:52,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 18:57:52,870 INFO L225 Difference]: With dead ends: 1246 [2019-11-06 18:57:52,871 INFO L226 Difference]: Without dead ends: 771 [2019-11-06 18:57:52,873 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-11-06 18:57:52,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 771 states. [2019-11-06 18:57:52,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 771 to 626. [2019-11-06 18:57:52,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2019-11-06 18:57:52,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 917 transitions. [2019-11-06 18:57:52,920 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 917 transitions. Word has length 140 [2019-11-06 18:57:52,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 18:57:52,921 INFO L462 AbstractCegarLoop]: Abstraction has 626 states and 917 transitions. [2019-11-06 18:57:52,921 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 18:57:52,921 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 917 transitions. [2019-11-06 18:57:52,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-11-06 18:57:52,925 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 18:57:52,925 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 18:57:53,130 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 18:57:53,131 INFO L410 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 18:57:53,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 18:57:53,132 INFO L82 PathProgramCache]: Analyzing trace with hash -1033618530, now seen corresponding path program 1 times [2019-11-06 18:57:53,132 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 18:57:53,133 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576957682] [2019-11-06 18:57:53,133 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 18:57:53,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:57:53,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:57:53,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:57:53,412 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 18:57:53,413 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576957682] [2019-11-06 18:57:53,413 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 18:57:53,413 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-06 18:57:53,415 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928808391] [2019-11-06 18:57:53,420 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-06 18:57:53,421 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 18:57:53,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-06 18:57:53,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2019-11-06 18:57:53,422 INFO L87 Difference]: Start difference. First operand 626 states and 917 transitions. Second operand 9 states. [2019-11-06 18:57:55,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 18:57:55,503 INFO L93 Difference]: Finished difference Result 2498 states and 3873 transitions. [2019-11-06 18:57:55,504 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-11-06 18:57:55,504 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 154 [2019-11-06 18:57:55,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 18:57:55,518 INFO L225 Difference]: With dead ends: 2498 [2019-11-06 18:57:55,519 INFO L226 Difference]: Without dead ends: 1878 [2019-11-06 18:57:55,522 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2019-11-06 18:57:55,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1878 states. [2019-11-06 18:57:55,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1878 to 1534. [2019-11-06 18:57:55,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1534 states. [2019-11-06 18:57:55,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 1534 states and 2200 transitions. [2019-11-06 18:57:55,605 INFO L78 Accepts]: Start accepts. Automaton has 1534 states and 2200 transitions. Word has length 154 [2019-11-06 18:57:55,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 18:57:55,606 INFO L462 AbstractCegarLoop]: Abstraction has 1534 states and 2200 transitions. [2019-11-06 18:57:55,606 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-06 18:57:55,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 2200 transitions. [2019-11-06 18:57:55,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-06 18:57:55,616 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 18:57:55,617 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 18:57:55,617 INFO L410 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 18:57:55,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 18:57:55,617 INFO L82 PathProgramCache]: Analyzing trace with hash 124353046, now seen corresponding path program 1 times [2019-11-06 18:57:55,618 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 18:57:55,618 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392487140] [2019-11-06 18:57:55,618 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 18:57:55,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:57:55,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:57:55,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:57:55,960 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 18:57:55,960 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392487140] [2019-11-06 18:57:55,960 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [90075796] [2019-11-06 18:57:55,961 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 18:57:56,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:57:56,073 INFO L256 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-06 18:57:56,093 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 18:57:56,210 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 18:57:56,211 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-06 18:57:56,211 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2019-11-06 18:57:56,211 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667892310] [2019-11-06 18:57:56,212 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 18:57:56,212 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 18:57:56,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 18:57:56,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-11-06 18:57:56,213 INFO L87 Difference]: Start difference. First operand 1534 states and 2200 transitions. Second operand 3 states. [2019-11-06 18:57:56,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 18:57:56,822 INFO L93 Difference]: Finished difference Result 4519 states and 6663 transitions. [2019-11-06 18:57:56,822 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 18:57:56,822 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 158 [2019-11-06 18:57:56,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 18:57:56,839 INFO L225 Difference]: With dead ends: 4519 [2019-11-06 18:57:56,839 INFO L226 Difference]: Without dead ends: 2991 [2019-11-06 18:57:56,844 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 162 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-11-06 18:57:56,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2991 states. [2019-11-06 18:57:56,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2991 to 2844. [2019-11-06 18:57:56,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2844 states. [2019-11-06 18:57:56,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2844 states to 2844 states and 3737 transitions. [2019-11-06 18:57:56,934 INFO L78 Accepts]: Start accepts. Automaton has 2844 states and 3737 transitions. Word has length 158 [2019-11-06 18:57:56,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 18:57:56,935 INFO L462 AbstractCegarLoop]: Abstraction has 2844 states and 3737 transitions. [2019-11-06 18:57:56,935 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 18:57:56,935 INFO L276 IsEmpty]: Start isEmpty. Operand 2844 states and 3737 transitions. [2019-11-06 18:57:56,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2019-11-06 18:57:56,944 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 18:57:56,944 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 18:57:57,149 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 18:57:57,149 INFO L410 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 18:57:57,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 18:57:57,149 INFO L82 PathProgramCache]: Analyzing trace with hash -1887045313, now seen corresponding path program 1 times [2019-11-06 18:57:57,150 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 18:57:57,150 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97918508] [2019-11-06 18:57:57,150 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 18:57:57,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:57:57,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:57:57,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:57:57,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:57:57,392 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 39 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-06 18:57:57,392 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97918508] [2019-11-06 18:57:57,393 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1951259592] [2019-11-06 18:57:57,393 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 18:57:57,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:57:57,586 INFO L256 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-06 18:57:57,591 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 18:57:57,695 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 40 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 18:57:57,696 INFO L218 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-06 18:57:57,696 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 11 [2019-11-06 18:57:57,697 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435715175] [2019-11-06 18:57:57,698 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-11-06 18:57:57,698 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 18:57:57,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-11-06 18:57:57,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2019-11-06 18:57:57,699 INFO L87 Difference]: Start difference. First operand 2844 states and 3737 transitions. Second operand 11 states. [2019-11-06 18:58:02,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 18:58:02,158 INFO L93 Difference]: Finished difference Result 10758 states and 16556 transitions. [2019-11-06 18:58:02,162 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2019-11-06 18:58:02,162 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 171 [2019-11-06 18:58:02,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 18:58:02,209 INFO L225 Difference]: With dead ends: 10758 [2019-11-06 18:58:02,210 INFO L226 Difference]: Without dead ends: 7920 [2019-11-06 18:58:02,224 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 218 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=214, Invalid=778, Unknown=0, NotChecked=0, Total=992 [2019-11-06 18:58:02,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7920 states. [2019-11-06 18:58:02,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7920 to 7130. [2019-11-06 18:58:02,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7130 states. [2019-11-06 18:58:02,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7130 states to 7130 states and 9009 transitions. [2019-11-06 18:58:02,463 INFO L78 Accepts]: Start accepts. Automaton has 7130 states and 9009 transitions. Word has length 171 [2019-11-06 18:58:02,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 18:58:02,463 INFO L462 AbstractCegarLoop]: Abstraction has 7130 states and 9009 transitions. [2019-11-06 18:58:02,463 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-11-06 18:58:02,463 INFO L276 IsEmpty]: Start isEmpty. Operand 7130 states and 9009 transitions. [2019-11-06 18:58:02,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2019-11-06 18:58:02,485 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 18:58:02,485 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 18:58:02,688 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 18:58:02,689 INFO L410 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 18:58:02,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 18:58:02,689 INFO L82 PathProgramCache]: Analyzing trace with hash 424321036, now seen corresponding path program 1 times [2019-11-06 18:58:02,689 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 18:58:02,690 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281600656] [2019-11-06 18:58:02,690 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 18:58:02,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:02,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:02,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:02,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:02,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:02,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:02,993 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 88 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-06 18:58:02,993 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281600656] [2019-11-06 18:58:02,993 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [106944205] [2019-11-06 18:58:02,994 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 18:58:03,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:03,138 INFO L256 TraceCheckSpWp]: Trace formula consists of 561 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-06 18:58:03,142 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 18:58:03,205 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 101 proven. 2 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-11-06 18:58:03,206 INFO L218 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-06 18:58:03,206 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5] total 11 [2019-11-06 18:58:03,206 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744365247] [2019-11-06 18:58:03,207 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-11-06 18:58:03,207 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 18:58:03,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-11-06 18:58:03,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-11-06 18:58:03,208 INFO L87 Difference]: Start difference. First operand 7130 states and 9009 transitions. Second operand 11 states. [2019-11-06 18:58:04,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 18:58:04,921 INFO L93 Difference]: Finished difference Result 13572 states and 16985 transitions. [2019-11-06 18:58:04,922 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-06 18:58:04,922 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 220 [2019-11-06 18:58:04,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 18:58:04,950 INFO L225 Difference]: With dead ends: 13572 [2019-11-06 18:58:04,950 INFO L226 Difference]: Without dead ends: 7111 [2019-11-06 18:58:04,967 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 245 GetRequests, 231 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2019-11-06 18:58:05,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7111 states. [2019-11-06 18:58:05,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7111 to 6816. [2019-11-06 18:58:05,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6816 states. [2019-11-06 18:58:05,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6816 states to 6816 states and 8044 transitions. [2019-11-06 18:58:05,193 INFO L78 Accepts]: Start accepts. Automaton has 6816 states and 8044 transitions. Word has length 220 [2019-11-06 18:58:05,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 18:58:05,193 INFO L462 AbstractCegarLoop]: Abstraction has 6816 states and 8044 transitions. [2019-11-06 18:58:05,193 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-11-06 18:58:05,194 INFO L276 IsEmpty]: Start isEmpty. Operand 6816 states and 8044 transitions. [2019-11-06 18:58:05,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2019-11-06 18:58:05,210 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 18:58:05,210 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 18:58:05,423 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 18:58:05,423 INFO L410 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 18:58:05,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 18:58:05,423 INFO L82 PathProgramCache]: Analyzing trace with hash -1275640172, now seen corresponding path program 1 times [2019-11-06 18:58:05,424 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 18:58:05,424 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330114109] [2019-11-06 18:58:05,424 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 18:58:05,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:05,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:05,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:05,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:05,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:05,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:05,648 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 96 proven. 43 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-11-06 18:58:05,649 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330114109] [2019-11-06 18:58:05,650 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [239215488] [2019-11-06 18:58:05,650 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 18:58:05,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:05,773 INFO L256 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-06 18:58:05,777 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 18:58:05,844 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 142 proven. 2 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2019-11-06 18:58:05,845 INFO L218 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-06 18:58:05,845 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 11 [2019-11-06 18:58:05,846 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900068022] [2019-11-06 18:58:05,846 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-11-06 18:58:05,846 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 18:58:05,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-11-06 18:58:05,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2019-11-06 18:58:05,847 INFO L87 Difference]: Start difference. First operand 6816 states and 8044 transitions. Second operand 11 states. [2019-11-06 18:58:10,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 18:58:10,439 INFO L93 Difference]: Finished difference Result 13962 states and 16546 transitions. [2019-11-06 18:58:10,439 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2019-11-06 18:58:10,439 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 224 [2019-11-06 18:58:10,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 18:58:10,471 INFO L225 Difference]: With dead ends: 13962 [2019-11-06 18:58:10,471 INFO L226 Difference]: Without dead ends: 6852 [2019-11-06 18:58:10,485 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 284 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 281 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=245, Invalid=945, Unknown=0, NotChecked=0, Total=1190 [2019-11-06 18:58:10,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6852 states. [2019-11-06 18:58:10,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6852 to 6543. [2019-11-06 18:58:10,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6543 states. [2019-11-06 18:58:10,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6543 states to 6543 states and 7391 transitions. [2019-11-06 18:58:10,624 INFO L78 Accepts]: Start accepts. Automaton has 6543 states and 7391 transitions. Word has length 224 [2019-11-06 18:58:10,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 18:58:10,625 INFO L462 AbstractCegarLoop]: Abstraction has 6543 states and 7391 transitions. [2019-11-06 18:58:10,625 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-11-06 18:58:10,625 INFO L276 IsEmpty]: Start isEmpty. Operand 6543 states and 7391 transitions. [2019-11-06 18:58:10,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2019-11-06 18:58:10,642 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 18:58:10,643 INFO L410 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 18:58:10,849 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 18:58:10,850 INFO L410 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 18:58:10,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 18:58:10,851 INFO L82 PathProgramCache]: Analyzing trace with hash -660512254, now seen corresponding path program 1 times [2019-11-06 18:58:10,851 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 18:58:10,851 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247014586] [2019-11-06 18:58:10,851 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 18:58:10,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:10,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:10,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:10,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:11,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:11,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:11,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:11,094 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 147 proven. 22 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2019-11-06 18:58:11,095 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247014586] [2019-11-06 18:58:11,095 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1314074484] [2019-11-06 18:58:11,096 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 18:58:11,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:11,237 INFO L256 TraceCheckSpWp]: Trace formula consists of 668 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-06 18:58:11,244 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 18:58:11,424 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 160 proven. 2 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2019-11-06 18:58:11,425 INFO L218 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-06 18:58:11,425 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5] total 11 [2019-11-06 18:58:11,426 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639711275] [2019-11-06 18:58:11,427 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-11-06 18:58:11,427 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 18:58:11,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-11-06 18:58:11,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2019-11-06 18:58:11,439 INFO L87 Difference]: Start difference. First operand 6543 states and 7391 transitions. Second operand 11 states. [2019-11-06 18:58:12,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 18:58:12,822 INFO L93 Difference]: Finished difference Result 10603 states and 12040 transitions. [2019-11-06 18:58:12,823 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-06 18:58:12,823 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 272 [2019-11-06 18:58:12,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 18:58:12,834 INFO L225 Difference]: With dead ends: 10603 [2019-11-06 18:58:12,835 INFO L226 Difference]: Without dead ends: 4204 [2019-11-06 18:58:12,847 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 300 GetRequests, 286 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2019-11-06 18:58:12,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4204 states. [2019-11-06 18:58:12,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4204 to 3574. [2019-11-06 18:58:12,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3574 states. [2019-11-06 18:58:12,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 3574 states and 3852 transitions. [2019-11-06 18:58:12,916 INFO L78 Accepts]: Start accepts. Automaton has 3574 states and 3852 transitions. Word has length 272 [2019-11-06 18:58:12,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 18:58:12,917 INFO L462 AbstractCegarLoop]: Abstraction has 3574 states and 3852 transitions. [2019-11-06 18:58:12,917 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-11-06 18:58:12,917 INFO L276 IsEmpty]: Start isEmpty. Operand 3574 states and 3852 transitions. [2019-11-06 18:58:12,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2019-11-06 18:58:12,929 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 18:58:12,930 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 18:58:13,142 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 18:58:13,142 INFO L410 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 18:58:13,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 18:58:13,143 INFO L82 PathProgramCache]: Analyzing trace with hash 1217897682, now seen corresponding path program 1 times [2019-11-06 18:58:13,143 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 18:58:13,143 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349147927] [2019-11-06 18:58:13,144 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 18:58:13,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:13,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:13,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:13,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:13,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:13,414 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 226 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-06 18:58:13,415 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349147927] [2019-11-06 18:58:13,415 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1488118892] [2019-11-06 18:58:13,415 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 18:58:13,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:13,594 INFO L256 TraceCheckSpWp]: Trace formula consists of 591 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-06 18:58:13,598 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 18:58:13,683 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2019-11-06 18:58:13,684 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-06 18:58:13,684 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2019-11-06 18:58:13,687 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117178136] [2019-11-06 18:58:13,689 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 18:58:13,690 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 18:58:13,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 18:58:13,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2019-11-06 18:58:13,691 INFO L87 Difference]: Start difference. First operand 3574 states and 3852 transitions. Second operand 3 states. [2019-11-06 18:58:14,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 18:58:14,188 INFO L93 Difference]: Finished difference Result 5082 states and 5460 transitions. [2019-11-06 18:58:14,188 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 18:58:14,189 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 286 [2019-11-06 18:58:14,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 18:58:14,190 INFO L225 Difference]: With dead ends: 5082 [2019-11-06 18:58:14,190 INFO L226 Difference]: Without dead ends: 0 [2019-11-06 18:58:14,205 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 299 GetRequests, 291 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2019-11-06 18:58:14,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-06 18:58:14,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-06 18:58:14,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-06 18:58:14,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-06 18:58:14,207 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 286 [2019-11-06 18:58:14,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 18:58:14,207 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-06 18:58:14,207 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 18:58:14,208 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-06 18:58:14,208 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-06 18:58:14,421 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 18:58:14,428 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-06 18:58:14,986 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 146 [2019-11-06 18:58:15,115 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 146 [2019-11-06 18:58:16,308 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 183 DAG size of output: 66 [2019-11-06 18:58:16,702 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 53 [2019-11-06 18:58:17,044 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 53 [2019-11-06 18:58:17,047 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-06 18:58:17,047 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a11~0 |old(~a11~0)|) (= ~z~0 |old(~z~0)|) (= ~w~0 |old(~w~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~v~0 |old(~v~0)|) (= ~a17~0 |old(~a17~0)|) (= ~y~0 |old(~y~0)|) (= ~f~0 |old(~f~0)|) (= ~a~0 |old(~a~0)|) (= ~x~0 |old(~x~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|) (= ~d~0 |old(~d~0)|)) [2019-11-06 18:58:17,047 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-06 18:58:17,047 INFO L443 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,048 INFO L443 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,048 INFO L443 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,048 INFO L443 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,048 INFO L443 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,048 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-11-06 18:58:17,048 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-11-06 18:58:17,048 INFO L443 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-11-06 18:58:17,048 INFO L443 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-11-06 18:58:17,048 INFO L443 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-11-06 18:58:17,048 INFO L443 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2019-11-06 18:58:17,049 INFO L443 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-11-06 18:58:17,049 INFO L443 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-11-06 18:58:17,049 INFO L443 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-11-06 18:58:17,049 INFO L443 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-11-06 18:58:17,049 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-11-06 18:58:17,049 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-11-06 18:58:17,049 INFO L443 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-11-06 18:58:17,049 INFO L443 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,049 INFO L443 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,050 INFO L443 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,050 INFO L443 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,050 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-11-06 18:58:17,050 INFO L443 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,050 INFO L443 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-11-06 18:58:17,050 INFO L443 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-11-06 18:58:17,050 INFO L443 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-11-06 18:58:17,050 INFO L443 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-11-06 18:58:17,051 INFO L443 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2019-11-06 18:58:17,051 INFO L443 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-11-06 18:58:17,051 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-11-06 18:58:17,051 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-11-06 18:58:17,051 INFO L443 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-11-06 18:58:17,051 INFO L443 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-11-06 18:58:17,051 INFO L443 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-11-06 18:58:17,051 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-11-06 18:58:17,051 INFO L443 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-11-06 18:58:17,051 INFO L443 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-11-06 18:58:17,052 INFO L443 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-11-06 18:58:17,052 INFO L443 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,052 INFO L443 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,052 INFO L443 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,052 INFO L443 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,052 INFO L443 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,052 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-11-06 18:58:17,052 INFO L443 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-11-06 18:58:17,052 INFO L443 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-11-06 18:58:17,052 INFO L443 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-11-06 18:58:17,053 INFO L443 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-11-06 18:58:17,053 INFO L443 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-11-06 18:58:17,053 INFO L443 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-11-06 18:58:17,053 INFO L443 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-11-06 18:58:17,053 INFO L443 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-11-06 18:58:17,053 INFO L443 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-11-06 18:58:17,053 INFO L443 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-11-06 18:58:17,053 INFO L443 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,053 INFO L443 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,054 INFO L443 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,054 INFO L443 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,054 INFO L443 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,054 INFO L443 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-11-06 18:58:17,054 INFO L443 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-11-06 18:58:17,054 INFO L443 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-11-06 18:58:17,054 INFO L443 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-11-06 18:58:17,054 INFO L443 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-11-06 18:58:17,054 INFO L443 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-11-06 18:58:17,054 INFO L443 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-11-06 18:58:17,054 INFO L443 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-11-06 18:58:17,054 INFO L443 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-11-06 18:58:17,054 INFO L443 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-11-06 18:58:17,055 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-11-06 18:58:17,055 INFO L443 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-11-06 18:58:17,055 INFO L443 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-11-06 18:58:17,055 INFO L443 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,055 INFO L443 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,055 INFO L443 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,055 INFO L443 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,055 INFO L443 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,055 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-11-06 18:58:17,055 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-11-06 18:58:17,055 INFO L443 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-11-06 18:58:17,056 INFO L443 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-11-06 18:58:17,056 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-11-06 18:58:17,056 INFO L443 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-11-06 18:58:17,056 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-11-06 18:58:17,056 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-11-06 18:58:17,056 INFO L443 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-11-06 18:58:17,056 INFO L443 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-11-06 18:58:17,056 INFO L443 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-11-06 18:58:17,056 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-11-06 18:58:17,057 INFO L443 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-11-06 18:58:17,057 INFO L443 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-11-06 18:58:17,057 INFO L443 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-11-06 18:58:17,057 INFO L443 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-11-06 18:58:17,057 INFO L443 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,057 INFO L443 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,057 INFO L443 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,057 INFO L443 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,057 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-11-06 18:58:17,057 INFO L443 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,057 INFO L443 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-11-06 18:58:17,057 INFO L443 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,057 INFO L443 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-11-06 18:58:17,057 INFO L443 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-11-06 18:58:17,057 INFO L443 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-11-06 18:58:17,058 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,058 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,058 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-11-06 18:58:17,058 INFO L443 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-11-06 18:58:17,058 INFO L443 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2019-11-06 18:58:17,058 INFO L443 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-11-06 18:58:17,058 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-11-06 18:58:17,058 INFO L443 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-11-06 18:58:17,058 INFO L443 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-11-06 18:58:17,058 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-11-06 18:58:17,058 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-11-06 18:58:17,058 INFO L443 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-11-06 18:58:17,058 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-11-06 18:58:17,059 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 550) no Hoare annotation was computed. [2019-11-06 18:58:17,059 INFO L443 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,059 INFO L443 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,059 INFO L443 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,059 INFO L443 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,059 INFO L443 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,059 INFO L443 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,059 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-11-06 18:58:17,059 INFO L443 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-11-06 18:58:17,059 INFO L443 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-11-06 18:58:17,059 INFO L443 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-11-06 18:58:17,059 INFO L443 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-11-06 18:58:17,059 INFO L443 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-11-06 18:58:17,059 INFO L443 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-11-06 18:58:17,059 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-11-06 18:58:17,060 INFO L443 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-11-06 18:58:17,060 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-11-06 18:58:17,060 INFO L443 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-11-06 18:58:17,060 INFO L443 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,060 INFO L443 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,060 INFO L443 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,060 INFO L443 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,060 INFO L443 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,060 INFO L443 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,060 INFO L443 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-11-06 18:58:17,060 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-11-06 18:58:17,060 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-11-06 18:58:17,060 INFO L443 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-11-06 18:58:17,060 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-11-06 18:58:17,060 INFO L443 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2019-11-06 18:58:17,060 INFO L443 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-11-06 18:58:17,061 INFO L443 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-11-06 18:58:17,061 INFO L443 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-11-06 18:58:17,061 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-11-06 18:58:17,061 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-11-06 18:58:17,061 INFO L443 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-11-06 18:58:17,061 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-11-06 18:58:17,061 INFO L443 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-11-06 18:58:17,061 INFO L443 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,061 INFO L443 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,061 INFO L443 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,061 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse12 (= ~a17~0 |old(~a17~0)|)) (.cse6 (not (= 1 |old(~a19~0)|))) (.cse7 (not (<= 10 |old(~a28~0)|))) (.cse11 (= ~a11~0 |old(~a11~0)|)) (.cse13 (= ~a19~0 |old(~a19~0)|)) (.cse14 (= ~a28~0 |old(~a28~0)|)) (.cse15 (= ~a25~0 |old(~a25~0)|))) (let ((.cse8 (not (<= |old(~a28~0)| 9))) (.cse10 (not (<= |old(~a17~0)| 8))) (.cse2 (not (= 1 |old(~a25~0)|))) (.cse17 (not (<= |old(~a28~0)| 7))) (.cse1 (= 1 |old(~a11~0)|)) (.cse9 (not (<= |old(~a25~0)| 0))) (.cse3 (not (= 8 |old(~a17~0)|))) (.cse4 (and .cse11 (= ~a17~0 8) .cse13 .cse14 .cse15)) (.cse0 (not (<= |old(~a28~0)| 10))) (.cse16 (or (not (<= 8 |old(~a17~0)|)) .cse6 .cse7)) (.cse5 (and .cse11 .cse12 .cse13 .cse14 .cse15))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse7 (not (<= |old(~a11~0)| 0))) (or .cse8 .cse4 (or .cse6 .cse3 .cse9)) (or .cse8 .cse2 .cse10 .cse5) (or .cse0 .cse7 .cse5 .cse10 .cse9) (or (and (and .cse11 .cse12 .cse13 .cse14) .cse15) .cse3 (or .cse2 .cse16)) (or .cse17 .cse1 .cse5 .cse2 .cse6) (or (or .cse17 .cse3 .cse9) .cse4) (or .cse1 (not (<= |old(~a28~0)| 8)) .cse9 .cse3 .cse4) (or .cse0 .cse16 .cse5)))) [2019-11-06 18:58:17,061 INFO L443 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,062 INFO L443 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,062 INFO L443 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,062 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-11-06 18:58:17,062 INFO L443 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-11-06 18:58:17,062 INFO L443 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-11-06 18:58:17,062 INFO L443 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-11-06 18:58:17,062 INFO L443 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-11-06 18:58:17,062 INFO L443 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-11-06 18:58:17,062 INFO L443 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-11-06 18:58:17,062 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-11-06 18:58:17,062 INFO L443 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-11-06 18:58:17,062 INFO L443 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-11-06 18:58:17,062 INFO L443 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-11-06 18:58:17,062 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-11-06 18:58:17,063 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-11-06 18:58:17,063 INFO L443 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,063 INFO L443 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,063 INFO L443 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,063 INFO L443 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,063 INFO L443 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,063 INFO L443 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,063 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-11-06 18:58:17,063 INFO L443 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-11-06 18:58:17,063 INFO L443 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-11-06 18:58:17,063 INFO L443 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-11-06 18:58:17,063 INFO L443 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-11-06 18:58:17,063 INFO L443 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-11-06 18:58:17,064 INFO L443 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-11-06 18:58:17,064 INFO L443 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2019-11-06 18:58:17,064 INFO L443 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-11-06 18:58:17,064 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-11-06 18:58:17,064 INFO L443 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-11-06 18:58:17,064 INFO L443 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-11-06 18:58:17,064 INFO L443 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-11-06 18:58:17,064 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-11-06 18:58:17,064 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-11-06 18:58:17,064 INFO L443 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-11-06 18:58:17,064 INFO L443 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,064 INFO L443 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,065 INFO L443 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,065 INFO L443 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,065 INFO L443 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:17,065 INFO L443 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-11-06 18:58:17,065 INFO L443 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-11-06 18:58:17,065 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-11-06 18:58:17,065 INFO L443 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-11-06 18:58:17,065 INFO L443 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-11-06 18:58:17,065 INFO L443 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-11-06 18:58:17,065 INFO L443 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-11-06 18:58:17,065 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-11-06 18:58:17,065 INFO L443 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-11-06 18:58:17,065 INFO L443 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-11-06 18:58:17,065 INFO L443 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-11-06 18:58:17,065 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-11-06 18:58:17,066 INFO L443 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-11-06 18:58:17,066 INFO L443 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-11-06 18:58:17,066 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-11-06 18:58:17,066 INFO L443 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-11-06 18:58:17,066 INFO L443 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-11-06 18:58:17,066 INFO L443 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-11-06 18:58:17,066 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-11-06 18:58:17,066 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-06 18:58:17,066 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a28~0 7) (= ~a17~0 8) (= ~a19~0 1) (<= ~a11~0 0) (<= ~a25~0 0)) [2019-11-06 18:58:17,066 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-06 18:58:17,066 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-06 18:58:17,066 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (<= |old(~a28~0)| 7)) (and (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a17~0 8) (= ~a19~0 |old(~a19~0)|)) (not (= 1 |old(~a19~0)|)) (not (<= |old(~a25~0)| 0)) (not (<= |old(~a11~0)| 0)) (not (= 8 |old(~a17~0)|))) [2019-11-06 18:58:17,067 INFO L439 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse1 (<= ~a28~0 7)) (.cse0 (not (= 1 ~a11~0))) (.cse3 (= ~a25~0 1)) (.cse9 (<= ~a17~0 8)) (.cse6 (<= 10 ~a28~0)) (.cse7 (<= ~a28~0 10)) (.cse4 (= ~a17~0 8)) (.cse2 (= ~a19~0 1)) (.cse5 (<= ~a25~0 0)) (.cse8 (<= ~a28~0 9))) (or (and .cse0 .cse1 .cse2 .cse3) (not (<= |old(~a28~0)| 7)) (and .cse0 (<= ~a28~0 8) .cse4 .cse5) (and (and .cse2 .cse3) .cse4) (and .cse6 .cse7 .cse2 (<= ~a11~0 0)) (not (<= |old(~a11~0)| 0)) (and .cse8 .cse3 .cse9) (and .cse1 .cse4 .cse5) (and .cse0 .cse7 .cse4 .cse3) (and .cse6 .cse7 .cse5 .cse9) (not (<= |old(~a25~0)| 0)) (and .cse6 (<= 8 ~a17~0) .cse7 .cse2) (not (= 1 |old(~a19~0)|)) (not (= 8 |old(~a17~0)|)) (and (and .cse4 .cse2 .cse5) .cse8))) [2019-11-06 18:58:17,067 INFO L443 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2019-11-06 18:58:17,067 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2019-11-06 18:58:17,067 INFO L439 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse1 (<= ~a28~0 7)) (.cse0 (not (= 1 ~a11~0))) (.cse3 (= ~a25~0 1)) (.cse9 (<= ~a17~0 8)) (.cse6 (<= 10 ~a28~0)) (.cse7 (<= ~a28~0 10)) (.cse4 (= ~a17~0 8)) (.cse2 (= ~a19~0 1)) (.cse5 (<= ~a25~0 0)) (.cse8 (<= ~a28~0 9))) (or (and .cse0 .cse1 .cse2 .cse3) (not (<= |old(~a28~0)| 7)) (and .cse0 (<= ~a28~0 8) .cse4 .cse5) (and (and .cse2 .cse3) .cse4) (and .cse6 .cse7 .cse2 (<= ~a11~0 0)) (not (<= |old(~a11~0)| 0)) (and .cse8 .cse3 .cse9) (and .cse1 .cse4 .cse5) (and .cse0 .cse7 .cse4 .cse3) (and .cse6 .cse7 .cse5 .cse9) (not (<= |old(~a25~0)| 0)) (and .cse6 (<= 8 ~a17~0) .cse7 .cse2) (not (= 1 |old(~a19~0)|)) (not (= 8 |old(~a17~0)|)) (and (and .cse4 .cse2 .cse5) .cse8))) [2019-11-06 18:58:17,067 INFO L443 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2019-11-06 18:58:17,067 INFO L443 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-11-06 18:58:17,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 06:58:17 BoogieIcfgContainer [2019-11-06 18:58:17,093 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-06 18:58:17,095 INFO L168 Benchmark]: Toolchain (without parser) took 30759.72 ms. Allocated memory was 141.6 MB in the beginning and 745.5 MB in the end (delta: 604.0 MB). Free memory was 100.4 MB in the beginning and 416.5 MB in the end (delta: -316.1 MB). Peak memory consumption was 546.6 MB. Max. memory is 7.1 GB. [2019-11-06 18:58:17,095 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 141.6 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-06 18:58:17,096 INFO L168 Benchmark]: CACSL2BoogieTranslator took 747.17 ms. Allocated memory was 141.6 MB in the beginning and 203.4 MB in the end (delta: 61.9 MB). Free memory was 100.2 MB in the beginning and 170.3 MB in the end (delta: -70.1 MB). Peak memory consumption was 31.1 MB. Max. memory is 7.1 GB. [2019-11-06 18:58:17,097 INFO L168 Benchmark]: Boogie Preprocessor took 133.03 ms. Allocated memory is still 203.4 MB. Free memory was 170.3 MB in the beginning and 165.3 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-11-06 18:58:17,098 INFO L168 Benchmark]: RCFGBuilder took 1238.62 ms. Allocated memory was 203.4 MB in the beginning and 233.8 MB in the end (delta: 30.4 MB). Free memory was 165.3 MB in the beginning and 181.2 MB in the end (delta: -15.8 MB). Peak memory consumption was 85.7 MB. Max. memory is 7.1 GB. [2019-11-06 18:58:17,098 INFO L168 Benchmark]: TraceAbstraction took 28636.73 ms. Allocated memory was 233.8 MB in the beginning and 745.5 MB in the end (delta: 511.7 MB). Free memory was 181.2 MB in the beginning and 416.5 MB in the end (delta: -235.4 MB). Peak memory consumption was 535.1 MB. Max. memory is 7.1 GB. [2019-11-06 18:58:17,102 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 141.6 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 747.17 ms. Allocated memory was 141.6 MB in the beginning and 203.4 MB in the end (delta: 61.9 MB). Free memory was 100.2 MB in the beginning and 170.3 MB in the end (delta: -70.1 MB). Peak memory consumption was 31.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 133.03 ms. Allocated memory is still 203.4 MB. Free memory was 170.3 MB in the beginning and 165.3 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1238.62 ms. Allocated memory was 203.4 MB in the beginning and 233.8 MB in the end (delta: 30.4 MB). Free memory was 165.3 MB in the beginning and 181.2 MB in the end (delta: -15.8 MB). Peak memory consumption was 85.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 28636.73 ms. Allocated memory was 233.8 MB in the beginning and 745.5 MB in the end (delta: 511.7 MB). Free memory was 181.2 MB in the beginning and 416.5 MB in the end (delta: -235.4 MB). Peak memory consumption was 535.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 550]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((((((((((!(1 == a11) && a28 <= 7) && a19 == 1) && a25 == 1) || !(\old(a28) <= 7)) || (((!(1 == a11) && a28 <= 8) && a17 == 8) && a25 <= 0)) || ((a19 == 1 && a25 == 1) && a17 == 8)) || (((10 <= a28 && a28 <= 10) && a19 == 1) && a11 <= 0)) || !(\old(a11) <= 0)) || ((a28 <= 9 && a25 == 1) && a17 <= 8)) || ((a28 <= 7 && a17 == 8) && a25 <= 0)) || (((!(1 == a11) && a28 <= 10) && a17 == 8) && a25 == 1)) || (((10 <= a28 && a28 <= 10) && a25 <= 0) && a17 <= 8)) || !(\old(a25) <= 0)) || (((10 <= a28 && 8 <= a17) && a28 <= 10) && a19 == 1)) || !(1 == \old(a19))) || !(8 == \old(a17))) || (((a17 == 8 && a19 == 1) && a25 <= 0) && a28 <= 9) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Result: SAFE, OverallTime: 28.5s, OverallIterations: 9, TraceHistogramMax: 6, AutomataDifference: 18.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.6s, HoareTripleCheckerStatistics: 462 SDtfs, 6396 SDslu, 638 SDs, 0 SdLazy, 10895 SolverSat, 2250 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1685 GetRequests, 1554 SyntacticMatches, 4 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 595 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7130occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 9 MinimizatonAttempts, 2667 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 212 PreInvPairs, 284 NumberOfFragments, 730 HoareAnnotationTreeSize, 212 FomulaSimplifications, 26568 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 7 FomulaSimplificationsInter, 5128 FormulaSimplificationTreeSizeReductionInter, 1.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 3228 NumberOfCodeBlocks, 3228 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 3212 ConstructedInterpolants, 0 QuantifiedInterpolants, 1796684 SizeOfPredicates, 9 NumberOfNonLiveVariables, 3522 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 16 InterpolantComputations, 5 PerfectInterpolantSequences, 1775/1897 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...