/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/Problem14_label01.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 12:10:49,959 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 12:10:49,962 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 12:10:49,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 12:10:49,975 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 12:10:49,976 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 12:10:49,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 12:10:49,979 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 12:10:49,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 12:10:49,982 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 12:10:49,983 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 12:10:49,985 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 12:10:49,985 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 12:10:49,986 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 12:10:49,987 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 12:10:49,988 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 12:10:49,989 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 12:10:49,990 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 12:10:49,992 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 12:10:49,994 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 12:10:49,996 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 12:10:49,997 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 12:10:49,998 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 12:10:49,999 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 12:10:50,002 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-17 12:10:50,010 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 12:10:50,010 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 12:10:50,011 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 12:10:50,012 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 [2020-07-17 12:10:50,032 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 12:10:50,032 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 12:10:50,034 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 12:10:50,034 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 12:10:50,034 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 12:10:50,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 12:10:50,035 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 12:10:50,035 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 12:10:50,035 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 12:10:50,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 12:10:50,035 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 12:10:50,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 12:10:50,036 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 12:10:50,036 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 12:10:50,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 12:10:50,036 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 12:10:50,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 12:10:50,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 12:10:50,037 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 12:10:50,037 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 12:10:50,037 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 12:10:50,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 12:10:50,038 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 12:10:50,038 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 12:10:50,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 12:10:50,038 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 12:10:50,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 12:10:50,039 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 12:10:50,039 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 12:10:50,039 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 12:10:50,353 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 12:10:50,365 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 12:10:50,369 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 12:10:50,370 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 12:10:50,371 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 12:10:50,372 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label01.c [2020-07-17 12:10:50,437 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a85fbcdf1/83fc7014cb50497d97369b848d9d524c/FLAG0ca168e6a [2020-07-17 12:10:51,058 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 12:10:51,058 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label01.c [2020-07-17 12:10:51,075 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a85fbcdf1/83fc7014cb50497d97369b848d9d524c/FLAG0ca168e6a [2020-07-17 12:10:51,347 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a85fbcdf1/83fc7014cb50497d97369b848d9d524c [2020-07-17 12:10:51,356 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 12:10:51,359 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 12:10:51,360 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 12:10:51,360 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 12:10:51,364 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 12:10:51,365 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 12:10:51" (1/1) ... [2020-07-17 12:10:51,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f91136a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 12:10:51, skipping insertion in model container [2020-07-17 12:10:51,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 12:10:51" (1/1) ... [2020-07-17 12:10:51,377 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 12:10:51,433 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 12:10:52,036 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 12:10:52,046 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 12:10:52,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 12:10:52,301 INFO L208 MainTranslator]: Completed translation [2020-07-17 12:10:52,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 12:10:52 WrapperNode [2020-07-17 12:10:52,302 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 12:10:52,303 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 12:10:52,303 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 12:10:52,303 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 12:10:52,321 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 12:10:52" (1/1) ... [2020-07-17 12:10:52,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 12:10:52" (1/1) ... [2020-07-17 12:10:52,342 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 12:10:52" (1/1) ... [2020-07-17 12:10:52,342 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 12:10:52" (1/1) ... [2020-07-17 12:10:52,390 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 12:10:52" (1/1) ... [2020-07-17 12:10:52,417 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 12:10:52" (1/1) ... [2020-07-17 12:10:52,430 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 12:10:52" (1/1) ... [2020-07-17 12:10:52,440 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 12:10:52,441 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 12:10:52,441 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 12:10:52,442 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 12:10:52,443 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 12:10:52" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 12:10:52,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 12:10:52,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 12:10:52,555 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-07-17 12:10:52,556 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 12:10:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-07-17 12:10:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 12:10:52,557 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 12:10:52,558 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-17 12:10:52,558 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 12:10:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 12:10:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 12:10:54,315 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 12:10:54,315 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-17 12:10:54,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 12:10:54 BoogieIcfgContainer [2020-07-17 12:10:54,323 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 12:10:54,324 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 12:10:54,324 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 12:10:54,328 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 12:10:54,328 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 12:10:51" (1/3) ... [2020-07-17 12:10:54,329 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41299447 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 12:10:54, skipping insertion in model container [2020-07-17 12:10:54,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 12:10:52" (2/3) ... [2020-07-17 12:10:54,330 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41299447 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 12:10:54, skipping insertion in model container [2020-07-17 12:10:54,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 12:10:54" (3/3) ... [2020-07-17 12:10:54,332 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem14_label01.c [2020-07-17 12:10:54,344 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 12:10:54,353 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 12:10:54,369 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 12:10:54,397 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 12:10:54,397 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 12:10:54,397 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 12:10:54,397 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 12:10:54,397 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 12:10:54,398 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 12:10:54,398 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 12:10:54,398 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 12:10:54,423 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states. [2020-07-17 12:10:54,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-17 12:10:54,434 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 12:10:54,435 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 12:10:54,436 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 12:10:54,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 12:10:54,442 INFO L82 PathProgramCache]: Analyzing trace with hash -184228989, now seen corresponding path program 1 times [2020-07-17 12:10:54,450 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 12:10:54,450 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928847235] [2020-07-17 12:10:54,450 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 12:10:54,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:10:54,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:10:54,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 12:10:54,873 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928847235] [2020-07-17 12:10:54,874 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 12:10:54,874 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 12:10:54,875 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087103312] [2020-07-17 12:10:54,881 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 12:10:54,881 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 12:10:54,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 12:10:54,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-17 12:10:54,899 INFO L87 Difference]: Start difference. First operand 254 states. Second operand 5 states. [2020-07-17 12:10:57,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 12:10:57,501 INFO L93 Difference]: Finished difference Result 886 states and 1613 transitions. [2020-07-17 12:10:57,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-17 12:10:57,507 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-07-17 12:10:57,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 12:10:57,529 INFO L225 Difference]: With dead ends: 886 [2020-07-17 12:10:57,530 INFO L226 Difference]: Without dead ends: 564 [2020-07-17 12:10:57,541 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-17 12:10:57,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2020-07-17 12:10:57,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 558. [2020-07-17 12:10:57,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 558 states. [2020-07-17 12:10:57,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 906 transitions. [2020-07-17 12:10:57,665 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 906 transitions. Word has length 60 [2020-07-17 12:10:57,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 12:10:57,666 INFO L479 AbstractCegarLoop]: Abstraction has 558 states and 906 transitions. [2020-07-17 12:10:57,667 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-17 12:10:57,668 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 906 transitions. [2020-07-17 12:10:57,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-07-17 12:10:57,687 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 12:10:57,687 INFO L422 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, 2, 2, 2, 2, 2, 2, 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] [2020-07-17 12:10:57,688 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 12:10:57,688 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 12:10:57,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 12:10:57,689 INFO L82 PathProgramCache]: Analyzing trace with hash 1367945421, now seen corresponding path program 1 times [2020-07-17 12:10:57,689 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 12:10:57,690 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882505241] [2020-07-17 12:10:57,690 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 12:10:57,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:10:57,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:10:57,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:10:58,021 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 12:10:58,022 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882505241] [2020-07-17 12:10:58,022 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 12:10:58,022 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-17 12:10:58,022 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788855952] [2020-07-17 12:10:58,025 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-17 12:10:58,025 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 12:10:58,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-17 12:10:58,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-07-17 12:10:58,026 INFO L87 Difference]: Start difference. First operand 558 states and 906 transitions. Second operand 7 states. [2020-07-17 12:11:00,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 12:11:00,088 INFO L93 Difference]: Finished difference Result 1702 states and 2815 transitions. [2020-07-17 12:11:00,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-17 12:11:00,089 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 129 [2020-07-17 12:11:00,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 12:11:00,100 INFO L225 Difference]: With dead ends: 1702 [2020-07-17 12:11:00,100 INFO L226 Difference]: Without dead ends: 1150 [2020-07-17 12:11:00,103 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-07-17 12:11:00,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1150 states. [2020-07-17 12:11:00,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1150 to 752. [2020-07-17 12:11:00,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 752 states. [2020-07-17 12:11:00,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 752 states and 1065 transitions. [2020-07-17 12:11:00,169 INFO L78 Accepts]: Start accepts. Automaton has 752 states and 1065 transitions. Word has length 129 [2020-07-17 12:11:00,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 12:11:00,170 INFO L479 AbstractCegarLoop]: Abstraction has 752 states and 1065 transitions. [2020-07-17 12:11:00,170 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-17 12:11:00,171 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1065 transitions. [2020-07-17 12:11:00,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-07-17 12:11:00,173 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 12:11:00,173 INFO L422 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, 2, 2, 2, 2, 2, 2, 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] [2020-07-17 12:11:00,174 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 12:11:00,174 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 12:11:00,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 12:11:00,175 INFO L82 PathProgramCache]: Analyzing trace with hash -518444378, now seen corresponding path program 1 times [2020-07-17 12:11:00,175 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 12:11:00,175 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611953152] [2020-07-17 12:11:00,175 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 12:11:00,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:11:00,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:11:00,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:11:00,382 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 12:11:00,382 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1611953152] [2020-07-17 12:11:00,383 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 12:11:00,383 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-17 12:11:00,383 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992098947] [2020-07-17 12:11:00,384 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 12:11:00,384 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 12:11:00,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 12:11:00,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-07-17 12:11:00,385 INFO L87 Difference]: Start difference. First operand 752 states and 1065 transitions. Second operand 8 states. [2020-07-17 12:11:02,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 12:11:02,432 INFO L93 Difference]: Finished difference Result 1718 states and 2544 transitions. [2020-07-17 12:11:02,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-17 12:11:02,435 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 130 [2020-07-17 12:11:02,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 12:11:02,441 INFO L225 Difference]: With dead ends: 1718 [2020-07-17 12:11:02,441 INFO L226 Difference]: Without dead ends: 972 [2020-07-17 12:11:02,443 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2020-07-17 12:11:02,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 972 states. [2020-07-17 12:11:02,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 972 to 946. [2020-07-17 12:11:02,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 946 states. [2020-07-17 12:11:02,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 946 states and 1266 transitions. [2020-07-17 12:11:02,479 INFO L78 Accepts]: Start accepts. Automaton has 946 states and 1266 transitions. Word has length 130 [2020-07-17 12:11:02,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 12:11:02,480 INFO L479 AbstractCegarLoop]: Abstraction has 946 states and 1266 transitions. [2020-07-17 12:11:02,480 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 12:11:02,480 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1266 transitions. [2020-07-17 12:11:02,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-07-17 12:11:02,482 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 12:11:02,483 INFO L422 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, 2, 2, 2, 2, 2, 2, 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] [2020-07-17 12:11:02,483 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 12:11:02,483 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 12:11:02,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 12:11:02,484 INFO L82 PathProgramCache]: Analyzing trace with hash -343930875, now seen corresponding path program 1 times [2020-07-17 12:11:02,484 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 12:11:02,484 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564467347] [2020-07-17 12:11:02,485 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 12:11:02,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:11:02,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:11:02,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:11:02,693 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 12:11:02,693 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564467347] [2020-07-17 12:11:02,694 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 12:11:02,694 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-17 12:11:02,694 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169986599] [2020-07-17 12:11:02,695 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 12:11:02,695 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 12:11:02,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 12:11:02,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-07-17 12:11:02,696 INFO L87 Difference]: Start difference. First operand 946 states and 1266 transitions. Second operand 8 states. [2020-07-17 12:11:04,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 12:11:04,709 INFO L93 Difference]: Finished difference Result 1910 states and 2575 transitions. [2020-07-17 12:11:04,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-17 12:11:04,710 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 133 [2020-07-17 12:11:04,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 12:11:04,717 INFO L225 Difference]: With dead ends: 1910 [2020-07-17 12:11:04,717 INFO L226 Difference]: Without dead ends: 970 [2020-07-17 12:11:04,720 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2020-07-17 12:11:04,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 970 states. [2020-07-17 12:11:04,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 970 to 944. [2020-07-17 12:11:04,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 944 states. [2020-07-17 12:11:04,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 944 states and 1248 transitions. [2020-07-17 12:11:04,752 INFO L78 Accepts]: Start accepts. Automaton has 944 states and 1248 transitions. Word has length 133 [2020-07-17 12:11:04,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 12:11:04,752 INFO L479 AbstractCegarLoop]: Abstraction has 944 states and 1248 transitions. [2020-07-17 12:11:04,753 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 12:11:04,753 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1248 transitions. [2020-07-17 12:11:04,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-07-17 12:11:04,755 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 12:11:04,755 INFO L422 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, 2, 2, 2, 2, 2, 2, 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] [2020-07-17 12:11:04,755 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 12:11:04,756 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 12:11:04,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 12:11:04,756 INFO L82 PathProgramCache]: Analyzing trace with hash 1734341802, now seen corresponding path program 1 times [2020-07-17 12:11:04,757 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 12:11:04,757 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482651583] [2020-07-17 12:11:04,757 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 12:11:04,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:11:04,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:11:04,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:11:04,947 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 12:11:04,947 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482651583] [2020-07-17 12:11:04,947 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2001221614] [2020-07-17 12:11:04,948 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 [2020-07-17 12:11:05,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:11:05,033 INFO L264 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-17 12:11:05,051 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 12:11:05,114 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 12:11:05,115 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-17 12:11:05,116 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 7 [2020-07-17 12:11:05,116 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344981346] [2020-07-17 12:11:05,117 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 12:11:05,117 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 12:11:05,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 12:11:05,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-17 12:11:05,118 INFO L87 Difference]: Start difference. First operand 944 states and 1248 transitions. Second operand 3 states. [2020-07-17 12:11:06,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 12:11:06,158 INFO L93 Difference]: Finished difference Result 2804 states and 3770 transitions. [2020-07-17 12:11:06,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 12:11:06,163 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 144 [2020-07-17 12:11:06,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 12:11:06,172 INFO L225 Difference]: With dead ends: 2804 [2020-07-17 12:11:06,173 INFO L226 Difference]: Without dead ends: 1866 [2020-07-17 12:11:06,176 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-17 12:11:06,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1866 states. [2020-07-17 12:11:06,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1866 to 1500. [2020-07-17 12:11:06,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1500 states. [2020-07-17 12:11:06,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 1500 states and 1923 transitions. [2020-07-17 12:11:06,241 INFO L78 Accepts]: Start accepts. Automaton has 1500 states and 1923 transitions. Word has length 144 [2020-07-17 12:11:06,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 12:11:06,242 INFO L479 AbstractCegarLoop]: Abstraction has 1500 states and 1923 transitions. [2020-07-17 12:11:06,243 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 12:11:06,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1923 transitions. [2020-07-17 12:11:06,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2020-07-17 12:11:06,248 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 12:11:06,248 INFO L422 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, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 12:11:06,461 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 12:11:06,462 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 12:11:06,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 12:11:06,463 INFO L82 PathProgramCache]: Analyzing trace with hash -2037260787, now seen corresponding path program 1 times [2020-07-17 12:11:06,464 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 12:11:06,464 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220596648] [2020-07-17 12:11:06,464 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 12:11:06,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:11:06,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:11:06,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:11:06,751 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 52 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 12:11:06,751 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220596648] [2020-07-17 12:11:06,752 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1064479404] [2020-07-17 12:11:06,752 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 [2020-07-17 12:11:06,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:11:06,856 INFO L264 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-17 12:11:06,873 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 12:11:06,953 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 12:11:06,956 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-17 12:11:06,957 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-07-17 12:11:06,957 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725582313] [2020-07-17 12:11:06,958 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 12:11:06,958 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 12:11:06,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 12:11:06,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-17 12:11:06,959 INFO L87 Difference]: Start difference. First operand 1500 states and 1923 transitions. Second operand 3 states. [2020-07-17 12:11:07,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 12:11:07,941 INFO L93 Difference]: Finished difference Result 3732 states and 4930 transitions. [2020-07-17 12:11:07,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 12:11:07,947 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 225 [2020-07-17 12:11:07,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 12:11:07,962 INFO L225 Difference]: With dead ends: 3732 [2020-07-17 12:11:07,963 INFO L226 Difference]: Without dead ends: 2238 [2020-07-17 12:11:07,967 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-17 12:11:07,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2238 states. [2020-07-17 12:11:08,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2238 to 1872. [2020-07-17 12:11:08,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1872 states. [2020-07-17 12:11:08,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 1872 states and 2458 transitions. [2020-07-17 12:11:08,025 INFO L78 Accepts]: Start accepts. Automaton has 1872 states and 2458 transitions. Word has length 225 [2020-07-17 12:11:08,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 12:11:08,028 INFO L479 AbstractCegarLoop]: Abstraction has 1872 states and 2458 transitions. [2020-07-17 12:11:08,028 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 12:11:08,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1872 states and 2458 transitions. [2020-07-17 12:11:08,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2020-07-17 12:11:08,039 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 12:11:08,039 INFO L422 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-07-17 12:11:08,253 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 12:11:08,254 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 12:11:08,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 12:11:08,254 INFO L82 PathProgramCache]: Analyzing trace with hash -1169272282, now seen corresponding path program 1 times [2020-07-17 12:11:08,254 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 12:11:08,255 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950414049] [2020-07-17 12:11:08,255 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 12:11:08,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:11:08,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:11:08,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:11:08,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:11:08,618 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 202 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-17 12:11:08,619 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950414049] [2020-07-17 12:11:08,619 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1855796139] [2020-07-17 12:11:08,620 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 [2020-07-17 12:11:08,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:11:08,769 INFO L264 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-17 12:11:08,776 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 12:11:08,944 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2020-07-17 12:11:08,945 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-17 12:11:08,945 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2020-07-17 12:11:08,945 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769780063] [2020-07-17 12:11:08,946 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 12:11:08,946 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 12:11:08,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 12:11:08,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-07-17 12:11:08,947 INFO L87 Difference]: Start difference. First operand 1872 states and 2458 transitions. Second operand 3 states. [2020-07-17 12:11:09,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 12:11:09,973 INFO L93 Difference]: Finished difference Result 4474 states and 6089 transitions. [2020-07-17 12:11:09,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 12:11:09,977 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 289 [2020-07-17 12:11:09,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 12:11:09,978 INFO L225 Difference]: With dead ends: 4474 [2020-07-17 12:11:09,978 INFO L226 Difference]: Without dead ends: 0 [2020-07-17 12:11:09,986 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 299 GetRequests, 292 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-07-17 12:11:09,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-17 12:11:09,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-17 12:11:09,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-17 12:11:09,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-17 12:11:09,988 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 289 [2020-07-17 12:11:09,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 12:11:09,988 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-17 12:11:09,988 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 12:11:09,988 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 12:11:09,988 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 12:11:10,202 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 12:11:10,206 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-17 12:11:10,809 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 29 [2020-07-17 12:11:10,924 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-17 12:11:10,924 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= ~inputA~0 |old(~inputA~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~a24~0 |old(~a24~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a15~0 |old(~a15~0)|)) [2020-07-17 12:11:10,925 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-17 12:11:10,925 INFO L268 CegarLoopResult]: For program point L432(lines 432 870) no Hoare annotation was computed. [2020-07-17 12:11:10,925 INFO L268 CegarLoopResult]: For program point L366(lines 366 870) no Hoare annotation was computed. [2020-07-17 12:11:10,925 INFO L268 CegarLoopResult]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,925 INFO L268 CegarLoopResult]: For program point L102-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,925 INFO L268 CegarLoopResult]: For program point L36-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,925 INFO L268 CegarLoopResult]: For program point L235(lines 235 870) no Hoare annotation was computed. [2020-07-17 12:11:10,926 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-07-17 12:11:10,926 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-07-17 12:11:10,926 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-07-17 12:11:10,926 INFO L268 CegarLoopResult]: For program point L764(lines 764 870) no Hoare annotation was computed. [2020-07-17 12:11:10,926 INFO L268 CegarLoopResult]: For program point L632(lines 632 870) no Hoare annotation was computed. [2020-07-17 12:11:10,926 INFO L268 CegarLoopResult]: For program point L500(lines 500 870) no Hoare annotation was computed. [2020-07-17 12:11:10,926 INFO L268 CegarLoopResult]: For program point L831(lines 831 870) no Hoare annotation was computed. [2020-07-17 12:11:10,927 INFO L268 CegarLoopResult]: For program point L171-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,927 INFO L268 CegarLoopResult]: For program point L105-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,927 INFO L268 CegarLoopResult]: For program point L39-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,927 INFO L268 CegarLoopResult]: For program point L700(lines 700 870) no Hoare annotation was computed. [2020-07-17 12:11:10,927 INFO L268 CegarLoopResult]: For program point L568(lines 568 870) no Hoare annotation was computed. [2020-07-17 12:11:10,927 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-07-17 12:11:10,927 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-07-17 12:11:10,927 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-07-17 12:11:10,928 INFO L268 CegarLoopResult]: For program point L305(lines 305 870) no Hoare annotation was computed. [2020-07-17 12:11:10,928 INFO L268 CegarLoopResult]: For program point L438(lines 438 870) no Hoare annotation was computed. [2020-07-17 12:11:10,928 INFO L268 CegarLoopResult]: For program point L372(lines 372 870) no Hoare annotation was computed. [2020-07-17 12:11:10,928 INFO L268 CegarLoopResult]: For program point L174-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,928 INFO L268 CegarLoopResult]: For program point L108-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,928 INFO L268 CegarLoopResult]: For program point L42-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,928 INFO L268 CegarLoopResult]: For program point L241(lines 241 870) no Hoare annotation was computed. [2020-07-17 12:11:10,928 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-17 12:11:10,929 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-07-17 12:11:10,929 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-07-17 12:11:10,929 INFO L268 CegarLoopResult]: For program point L638(lines 638 870) no Hoare annotation was computed. [2020-07-17 12:11:10,929 INFO L268 CegarLoopResult]: For program point L506(lines 506 870) no Hoare annotation was computed. [2020-07-17 12:11:10,929 INFO L268 CegarLoopResult]: For program point L837(lines 837 870) no Hoare annotation was computed. [2020-07-17 12:11:10,929 INFO L268 CegarLoopResult]: For program point L771(lines 771 870) no Hoare annotation was computed. [2020-07-17 12:11:10,929 INFO L268 CegarLoopResult]: For program point L573(lines 573 870) no Hoare annotation was computed. [2020-07-17 12:11:10,929 INFO L268 CegarLoopResult]: For program point L177-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,930 INFO L268 CegarLoopResult]: For program point L111-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,930 INFO L268 CegarLoopResult]: For program point L45-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,930 INFO L268 CegarLoopResult]: For program point L706(lines 706 870) no Hoare annotation was computed. [2020-07-17 12:11:10,930 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-07-17 12:11:10,930 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-07-17 12:11:10,930 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-07-17 12:11:10,930 INFO L268 CegarLoopResult]: For program point L311(lines 311 870) no Hoare annotation was computed. [2020-07-17 12:11:10,930 INFO L268 CegarLoopResult]: For program point L444(lines 444 870) no Hoare annotation was computed. [2020-07-17 12:11:10,931 INFO L268 CegarLoopResult]: For program point L378(lines 378 870) no Hoare annotation was computed. [2020-07-17 12:11:10,931 INFO L268 CegarLoopResult]: For program point L180-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,931 INFO L268 CegarLoopResult]: For program point L114-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,931 INFO L268 CegarLoopResult]: For program point L48-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,931 INFO L268 CegarLoopResult]: For program point L247(lines 247 870) no Hoare annotation was computed. [2020-07-17 12:11:10,931 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-07-17 12:11:10,932 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-07-17 12:11:10,932 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-07-17 12:11:10,932 INFO L268 CegarLoopResult]: For program point L842(lines 842 870) no Hoare annotation was computed. [2020-07-17 12:11:10,932 INFO L268 CegarLoopResult]: For program point L644(lines 644 870) no Hoare annotation was computed. [2020-07-17 12:11:10,932 INFO L268 CegarLoopResult]: For program point L512(lines 512 870) no Hoare annotation was computed. [2020-07-17 12:11:10,932 INFO L268 CegarLoopResult]: For program point L777(lines 777 870) no Hoare annotation was computed. [2020-07-17 12:11:10,932 INFO L268 CegarLoopResult]: For program point L579(lines 579 870) no Hoare annotation was computed. [2020-07-17 12:11:10,933 INFO L268 CegarLoopResult]: For program point L183-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,933 INFO L268 CegarLoopResult]: For program point L117-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,933 INFO L268 CegarLoopResult]: For program point L51-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,933 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,933 INFO L268 CegarLoopResult]: For program point L712(lines 712 870) no Hoare annotation was computed. [2020-07-17 12:11:10,933 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-07-17 12:11:10,933 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-07-17 12:11:10,934 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-07-17 12:11:10,934 INFO L268 CegarLoopResult]: For program point L449(lines 449 870) no Hoare annotation was computed. [2020-07-17 12:11:10,934 INFO L268 CegarLoopResult]: For program point L317(lines 317 870) no Hoare annotation was computed. [2020-07-17 12:11:10,934 INFO L268 CegarLoopResult]: For program point L384(lines 384 870) no Hoare annotation was computed. [2020-07-17 12:11:10,934 INFO L268 CegarLoopResult]: For program point L252(lines 252 870) no Hoare annotation was computed. [2020-07-17 12:11:10,934 INFO L268 CegarLoopResult]: For program point L186-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,934 INFO L268 CegarLoopResult]: For program point L120-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,935 INFO L268 CegarLoopResult]: For program point L54-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,935 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-07-17 12:11:10,935 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-07-17 12:11:10,935 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-07-17 12:11:10,935 INFO L268 CegarLoopResult]: For program point L848(lines 848 870) no Hoare annotation was computed. [2020-07-17 12:11:10,935 INFO L268 CegarLoopResult]: For program point L650(lines 650 870) no Hoare annotation was computed. [2020-07-17 12:11:10,935 INFO L268 CegarLoopResult]: For program point L518(lines 518 870) no Hoare annotation was computed. [2020-07-17 12:11:10,935 INFO L268 CegarLoopResult]: For program point L783(lines 783 870) no Hoare annotation was computed. [2020-07-17 12:11:10,936 INFO L268 CegarLoopResult]: For program point L585(lines 585 870) no Hoare annotation was computed. [2020-07-17 12:11:10,936 INFO L268 CegarLoopResult]: For program point L189-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,936 INFO L268 CegarLoopResult]: For program point L123-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,936 INFO L268 CegarLoopResult]: For program point L57-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,936 INFO L268 CegarLoopResult]: For program point L718(lines 718 870) no Hoare annotation was computed. [2020-07-17 12:11:10,936 INFO L268 CegarLoopResult]: For program point L454(lines 454 870) no Hoare annotation was computed. [2020-07-17 12:11:10,936 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-07-17 12:11:10,936 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-07-17 12:11:10,937 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-07-17 12:11:10,937 INFO L268 CegarLoopResult]: For program point L323(lines 323 870) no Hoare annotation was computed. [2020-07-17 12:11:10,937 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 20 872) the Hoare annotation is: (let ((.cse0 (and (= ~a12~0 |old(~a12~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a15~0 |old(~a15~0)|)))) (and (or (= 5 |old(~a15~0)|) .cse0) (or (not (<= |old(~a21~0)| 6)) .cse0) (or .cse0 (not (<= 9 |old(~a21~0)|))) (or .cse0 (not (< 11 |old(~a12~0)|))))) [2020-07-17 12:11:10,937 INFO L268 CegarLoopResult]: For program point L390(lines 390 870) no Hoare annotation was computed. [2020-07-17 12:11:10,937 INFO L268 CegarLoopResult]: For program point L258(lines 258 870) no Hoare annotation was computed. [2020-07-17 12:11:10,938 INFO L268 CegarLoopResult]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,938 INFO L268 CegarLoopResult]: For program point L126-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,938 INFO L268 CegarLoopResult]: For program point L60-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,938 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-17 12:11:10,938 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-07-17 12:11:10,938 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-07-17 12:11:10,938 INFO L268 CegarLoopResult]: For program point L854(lines 854 870) no Hoare annotation was computed. [2020-07-17 12:11:10,938 INFO L268 CegarLoopResult]: For program point L656(lines 656 870) no Hoare annotation was computed. [2020-07-17 12:11:10,938 INFO L268 CegarLoopResult]: For program point L524(lines 524 870) no Hoare annotation was computed. [2020-07-17 12:11:10,939 INFO L268 CegarLoopResult]: For program point L789(lines 789 870) no Hoare annotation was computed. [2020-07-17 12:11:10,939 INFO L268 CegarLoopResult]: For program point L591(lines 591 870) no Hoare annotation was computed. [2020-07-17 12:11:10,939 INFO L268 CegarLoopResult]: For program point L195-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,939 INFO L268 CegarLoopResult]: For program point L129-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,939 INFO L268 CegarLoopResult]: For program point L63-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,939 INFO L268 CegarLoopResult]: For program point L724(lines 724 870) no Hoare annotation was computed. [2020-07-17 12:11:10,939 INFO L268 CegarLoopResult]: For program point L460(lines 460 870) no Hoare annotation was computed. [2020-07-17 12:11:10,940 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-07-17 12:11:10,940 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-07-17 12:11:10,940 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-07-17 12:11:10,940 INFO L268 CegarLoopResult]: For program point L329(lines 329 870) no Hoare annotation was computed. [2020-07-17 12:11:10,940 INFO L268 CegarLoopResult]: For program point L396(lines 396 870) no Hoare annotation was computed. [2020-07-17 12:11:10,940 INFO L268 CegarLoopResult]: For program point L264(lines 264 870) no Hoare annotation was computed. [2020-07-17 12:11:10,940 INFO L268 CegarLoopResult]: For program point L198-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,940 INFO L268 CegarLoopResult]: For program point L132-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,941 INFO L268 CegarLoopResult]: For program point L66-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,941 INFO L268 CegarLoopResult]: For program point L859(lines 859 870) no Hoare annotation was computed. [2020-07-17 12:11:10,941 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-07-17 12:11:10,941 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-07-17 12:11:10,941 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-07-17 12:11:10,941 INFO L268 CegarLoopResult]: For program point L662(lines 662 870) no Hoare annotation was computed. [2020-07-17 12:11:10,941 INFO L268 CegarLoopResult]: For program point L530(lines 530 870) no Hoare annotation was computed. [2020-07-17 12:11:10,941 INFO L268 CegarLoopResult]: For program point L795(lines 795 870) no Hoare annotation was computed. [2020-07-17 12:11:10,941 INFO L268 CegarLoopResult]: For program point L597(lines 597 870) no Hoare annotation was computed. [2020-07-17 12:11:10,941 INFO L268 CegarLoopResult]: For program point L201-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,941 INFO L268 CegarLoopResult]: For program point L135-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,942 INFO L268 CegarLoopResult]: For program point L69-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,942 INFO L268 CegarLoopResult]: For program point L730(lines 730 870) no Hoare annotation was computed. [2020-07-17 12:11:10,942 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-07-17 12:11:10,942 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-07-17 12:11:10,942 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-07-17 12:11:10,942 INFO L268 CegarLoopResult]: For program point L467(lines 467 870) no Hoare annotation was computed. [2020-07-17 12:11:10,942 INFO L268 CegarLoopResult]: For program point L335(lines 335 870) no Hoare annotation was computed. [2020-07-17 12:11:10,942 INFO L268 CegarLoopResult]: For program point L269(lines 269 870) no Hoare annotation was computed. [2020-07-17 12:11:10,942 INFO L268 CegarLoopResult]: For program point L402(lines 402 870) no Hoare annotation was computed. [2020-07-17 12:11:10,943 INFO L268 CegarLoopResult]: For program point L138-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,943 INFO L268 CegarLoopResult]: For program point L72-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,943 INFO L268 CegarLoopResult]: For program point L865(lines 865 870) no Hoare annotation was computed. [2020-07-17 12:11:10,943 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-07-17 12:11:10,943 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-07-17 12:11:10,943 INFO L268 CegarLoopResult]: For program point L668(lines 668 870) no Hoare annotation was computed. [2020-07-17 12:11:10,943 INFO L268 CegarLoopResult]: For program point L536(lines 536 870) no Hoare annotation was computed. [2020-07-17 12:11:10,943 INFO L268 CegarLoopResult]: For program point L801(lines 801 870) no Hoare annotation was computed. [2020-07-17 12:11:10,944 INFO L268 CegarLoopResult]: For program point L735(lines 735 870) no Hoare annotation was computed. [2020-07-17 12:11:10,944 INFO L268 CegarLoopResult]: For program point L603(lines 603 870) no Hoare annotation was computed. [2020-07-17 12:11:10,944 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 166) no Hoare annotation was computed. [2020-07-17 12:11:10,944 INFO L268 CegarLoopResult]: For program point L141-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,944 INFO L268 CegarLoopResult]: For program point L75-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,944 INFO L268 CegarLoopResult]: For program point L472(lines 472 870) no Hoare annotation was computed. [2020-07-17 12:11:10,944 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-07-17 12:11:10,944 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-07-17 12:11:10,944 INFO L268 CegarLoopResult]: For program point L341(lines 341 870) no Hoare annotation was computed. [2020-07-17 12:11:10,945 INFO L268 CegarLoopResult]: For program point L275(lines 275 870) no Hoare annotation was computed. [2020-07-17 12:11:10,945 INFO L268 CegarLoopResult]: For program point L408(lines 408 870) no Hoare annotation was computed. [2020-07-17 12:11:10,945 INFO L268 CegarLoopResult]: For program point L144-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,945 INFO L268 CegarLoopResult]: For program point L78-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,945 INFO L268 CegarLoopResult]: For program point L541(lines 541 870) no Hoare annotation was computed. [2020-07-17 12:11:10,945 INFO L268 CegarLoopResult]: For program point L211(lines 211 870) no Hoare annotation was computed. [2020-07-17 12:11:10,945 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-07-17 12:11:10,945 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-07-17 12:11:10,945 INFO L268 CegarLoopResult]: For program point L674(lines 674 870) no Hoare annotation was computed. [2020-07-17 12:11:10,945 INFO L268 CegarLoopResult]: For program point L807(lines 807 870) no Hoare annotation was computed. [2020-07-17 12:11:10,945 INFO L268 CegarLoopResult]: For program point L741(lines 741 870) no Hoare annotation was computed. [2020-07-17 12:11:10,945 INFO L268 CegarLoopResult]: For program point L609(lines 609 870) no Hoare annotation was computed. [2020-07-17 12:11:10,945 INFO L268 CegarLoopResult]: For program point L147-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,946 INFO L268 CegarLoopResult]: For program point L81-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,946 INFO L268 CegarLoopResult]: For program point L478(lines 478 870) no Hoare annotation was computed. [2020-07-17 12:11:10,946 INFO L268 CegarLoopResult]: For program point L280(lines 280 870) no Hoare annotation was computed. [2020-07-17 12:11:10,946 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-07-17 12:11:10,946 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-07-17 12:11:10,946 INFO L268 CegarLoopResult]: For program point L677(lines 677 870) no Hoare annotation was computed. [2020-07-17 12:11:10,946 INFO L268 CegarLoopResult]: For program point L347(lines 347 870) no Hoare annotation was computed. [2020-07-17 12:11:10,946 INFO L268 CegarLoopResult]: For program point L414(lines 414 870) no Hoare annotation was computed. [2020-07-17 12:11:10,946 INFO L268 CegarLoopResult]: For program point L150-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,946 INFO L268 CegarLoopResult]: For program point L84-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,946 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,946 INFO L268 CegarLoopResult]: For program point L547(lines 547 870) no Hoare annotation was computed. [2020-07-17 12:11:10,947 INFO L268 CegarLoopResult]: For program point L217(lines 217 870) no Hoare annotation was computed. [2020-07-17 12:11:10,947 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-07-17 12:11:10,947 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-07-17 12:11:10,947 INFO L268 CegarLoopResult]: For program point L747(lines 747 870) no Hoare annotation was computed. [2020-07-17 12:11:10,947 INFO L268 CegarLoopResult]: For program point L615(lines 615 870) no Hoare annotation was computed. [2020-07-17 12:11:10,947 INFO L268 CegarLoopResult]: For program point L153-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,947 INFO L268 CegarLoopResult]: For program point L87-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,947 INFO L268 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2020-07-17 12:11:10,947 INFO L268 CegarLoopResult]: For program point L21-2(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,947 INFO L268 CegarLoopResult]: For program point L814(lines 814 870) no Hoare annotation was computed. [2020-07-17 12:11:10,948 INFO L268 CegarLoopResult]: For program point L484(lines 484 870) no Hoare annotation was computed. [2020-07-17 12:11:10,948 INFO L268 CegarLoopResult]: For program point L286(lines 286 870) no Hoare annotation was computed. [2020-07-17 12:11:10,948 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-07-17 12:11:10,948 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-07-17 12:11:10,948 INFO L268 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2020-07-17 12:11:10,948 INFO L268 CegarLoopResult]: For program point L683(lines 683 870) no Hoare annotation was computed. [2020-07-17 12:11:10,948 INFO L268 CegarLoopResult]: For program point L353(lines 353 870) no Hoare annotation was computed. [2020-07-17 12:11:10,948 INFO L268 CegarLoopResult]: For program point L552(lines 552 870) no Hoare annotation was computed. [2020-07-17 12:11:10,949 INFO L268 CegarLoopResult]: For program point L420(lines 420 870) no Hoare annotation was computed. [2020-07-17 12:11:10,949 INFO L268 CegarLoopResult]: For program point L156-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,949 INFO L268 CegarLoopResult]: For program point L90-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,949 INFO L268 CegarLoopResult]: For program point L24-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,949 INFO L268 CegarLoopResult]: For program point L223(lines 223 870) no Hoare annotation was computed. [2020-07-17 12:11:10,949 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-07-17 12:11:10,949 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-17 12:11:10,949 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-07-17 12:11:10,950 INFO L268 CegarLoopResult]: For program point L752(lines 752 870) no Hoare annotation was computed. [2020-07-17 12:11:10,950 INFO L268 CegarLoopResult]: For program point L819(lines 819 870) no Hoare annotation was computed. [2020-07-17 12:11:10,950 INFO L268 CegarLoopResult]: For program point L621(lines 621 870) no Hoare annotation was computed. [2020-07-17 12:11:10,950 INFO L268 CegarLoopResult]: For program point L555(lines 555 870) no Hoare annotation was computed. [2020-07-17 12:11:10,950 INFO L268 CegarLoopResult]: For program point L159-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,950 INFO L268 CegarLoopResult]: For program point L93-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,950 INFO L268 CegarLoopResult]: For program point L27-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,950 INFO L268 CegarLoopResult]: For program point L688(lines 688 870) no Hoare annotation was computed. [2020-07-17 12:11:10,950 INFO L268 CegarLoopResult]: For program point L490(lines 490 870) no Hoare annotation was computed. [2020-07-17 12:11:10,950 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-07-17 12:11:10,950 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-07-17 12:11:10,950 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-07-17 12:11:10,951 INFO L268 CegarLoopResult]: For program point L359(lines 359 870) no Hoare annotation was computed. [2020-07-17 12:11:10,951 INFO L268 CegarLoopResult]: For program point L293(lines 293 870) no Hoare annotation was computed. [2020-07-17 12:11:10,951 INFO L268 CegarLoopResult]: For program point L426(lines 426 870) no Hoare annotation was computed. [2020-07-17 12:11:10,951 INFO L268 CegarLoopResult]: For program point L162-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,951 INFO L268 CegarLoopResult]: For program point L96-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,951 INFO L268 CegarLoopResult]: For program point L30-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,951 INFO L268 CegarLoopResult]: For program point L229(lines 229 870) no Hoare annotation was computed. [2020-07-17 12:11:10,951 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-07-17 12:11:10,952 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-07-17 12:11:10,952 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-07-17 12:11:10,952 INFO L268 CegarLoopResult]: For program point L758(lines 758 870) no Hoare annotation was computed. [2020-07-17 12:11:10,952 INFO L268 CegarLoopResult]: For program point L626(lines 626 870) no Hoare annotation was computed. [2020-07-17 12:11:10,952 INFO L268 CegarLoopResult]: For program point L825(lines 825 870) no Hoare annotation was computed. [2020-07-17 12:11:10,952 INFO L268 CegarLoopResult]: For program point L561(lines 561 870) no Hoare annotation was computed. [2020-07-17 12:11:10,952 INFO L268 CegarLoopResult]: For program point L495(lines 495 870) no Hoare annotation was computed. [2020-07-17 12:11:10,952 INFO L268 CegarLoopResult]: For program point L165-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,953 INFO L268 CegarLoopResult]: For program point L99-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,953 INFO L268 CegarLoopResult]: For program point L33-1(lines 20 872) no Hoare annotation was computed. [2020-07-17 12:11:10,953 INFO L268 CegarLoopResult]: For program point L694(lines 694 870) no Hoare annotation was computed. [2020-07-17 12:11:10,953 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-07-17 12:11:10,953 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-07-17 12:11:10,953 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-07-17 12:11:10,953 INFO L268 CegarLoopResult]: For program point L299(lines 299 870) no Hoare annotation was computed. [2020-07-17 12:11:10,954 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-17 12:11:10,954 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= (+ ~a12~0 49) 0) (<= ~a15~0 8) (<= 8 ~a15~0)) [2020-07-17 12:11:10,954 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-17 12:11:10,954 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-17 12:11:10,954 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 874 890) the Hoare annotation is: (or (not (<= (+ |old(~a12~0)| 49) 0)) (not (<= |old(~a15~0)| 8)) (not (<= 8 |old(~a15~0)|)) (and (= ~a12~0 |old(~a12~0)|) (= ~a24~0 |old(~a24~0)|) (<= ~a15~0 8) (= ~a21~0 |old(~a21~0)|) (<= 8 ~a15~0))) [2020-07-17 12:11:10,954 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 874 890) no Hoare annotation was computed. [2020-07-17 12:11:10,955 INFO L264 CegarLoopResult]: At program point L888(line 888) the Hoare annotation is: (or (<= ~a21~0 6) (< 11 ~a12~0) (not (<= (+ |old(~a12~0)| 49) 0)) (not (= 5 ~a15~0)) (not (<= |old(~a15~0)| 8)) (<= 9 ~a21~0) (not (<= 8 |old(~a15~0)|))) [2020-07-17 12:11:10,955 INFO L268 CegarLoopResult]: For program point L888-1(line 888) no Hoare annotation was computed. [2020-07-17 12:11:10,955 INFO L268 CegarLoopResult]: For program point L885(line 885) no Hoare annotation was computed. [2020-07-17 12:11:10,955 INFO L264 CegarLoopResult]: At program point L880-2(lines 880 889) the Hoare annotation is: (or (<= ~a21~0 6) (< 11 ~a12~0) (not (<= (+ |old(~a12~0)| 49) 0)) (not (= 5 ~a15~0)) (not (<= |old(~a15~0)| 8)) (<= 9 ~a21~0) (not (<= 8 |old(~a15~0)|))) [2020-07-17 12:11:10,955 INFO L268 CegarLoopResult]: For program point L880-3(lines 874 890) no Hoare annotation was computed. [2020-07-17 12:11:10,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 12:11:10 BoogieIcfgContainer [2020-07-17 12:11:10,977 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 12:11:10,980 INFO L168 Benchmark]: Toolchain (without parser) took 19621.85 ms. Allocated memory was 137.4 MB in the beginning and 465.6 MB in the end (delta: 328.2 MB). Free memory was 99.1 MB in the beginning and 401.4 MB in the end (delta: -302.4 MB). Peak memory consumption was 346.7 MB. Max. memory is 7.1 GB. [2020-07-17 12:11:10,981 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 137.4 MB. Free memory was 119.2 MB in the beginning and 119.0 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-07-17 12:11:10,982 INFO L168 Benchmark]: CACSL2BoogieTranslator took 942.24 ms. Allocated memory was 137.4 MB in the beginning and 204.5 MB in the end (delta: 67.1 MB). Free memory was 98.9 MB in the beginning and 166.1 MB in the end (delta: -67.2 MB). Peak memory consumption was 39.0 MB. Max. memory is 7.1 GB. [2020-07-17 12:11:10,983 INFO L168 Benchmark]: Boogie Preprocessor took 137.93 ms. Allocated memory is still 204.5 MB. Free memory was 166.1 MB in the beginning and 160.9 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. [2020-07-17 12:11:10,984 INFO L168 Benchmark]: RCFGBuilder took 1881.92 ms. Allocated memory was 204.5 MB in the beginning and 235.4 MB in the end (delta: 30.9 MB). Free memory was 160.9 MB in the beginning and 154.3 MB in the end (delta: 6.6 MB). Peak memory consumption was 81.2 MB. Max. memory is 7.1 GB. [2020-07-17 12:11:10,985 INFO L168 Benchmark]: TraceAbstraction took 16653.37 ms. Allocated memory was 235.4 MB in the beginning and 465.6 MB in the end (delta: 230.2 MB). Free memory was 154.3 MB in the beginning and 401.4 MB in the end (delta: -247.1 MB). Peak memory consumption was 303.9 MB. Max. memory is 7.1 GB. [2020-07-17 12:11:10,989 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 137.4 MB. Free memory was 119.2 MB in the beginning and 119.0 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 942.24 ms. Allocated memory was 137.4 MB in the beginning and 204.5 MB in the end (delta: 67.1 MB). Free memory was 98.9 MB in the beginning and 166.1 MB in the end (delta: -67.2 MB). Peak memory consumption was 39.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 137.93 ms. Allocated memory is still 204.5 MB. Free memory was 166.1 MB in the beginning and 160.9 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1881.92 ms. Allocated memory was 204.5 MB in the beginning and 235.4 MB in the end (delta: 30.9 MB). Free memory was 160.9 MB in the beginning and 154.3 MB in the end (delta: 6.6 MB). Peak memory consumption was 81.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 16653.37 ms. Allocated memory was 235.4 MB in the beginning and 465.6 MB in the end (delta: 230.2 MB). Free memory was 154.3 MB in the beginning and 401.4 MB in the end (delta: -247.1 MB). Peak memory consumption was 303.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 166]: 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: 880]: Loop Invariant Derived loop invariant: (((((a21 <= 6 || 11 < a12) || !(\old(a12) + 49 <= 0)) || !(5 == a15)) || !(\old(a15) <= 8)) || 9 <= a21) || !(8 <= \old(a15)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 254 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15.8s, OverallIterations: 7, TraceHistogramMax: 3, AutomataDifference: 11.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 957 SDtfs, 3152 SDslu, 212 SDs, 0 SdLazy, 6310 SolverSat, 1417 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 732 GetRequests, 679 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1872occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 1188 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 56 PreInvPairs, 86 NumberOfFragments, 203 HoareAnnotationTreeSize, 56 FomulaSimplifications, 13575 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1218 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 1768 NumberOfCodeBlocks, 1768 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1758 ConstructedInterpolants, 0 QuantifiedInterpolants, 705000 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1125 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 774/781 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...