/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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/Problem10_label32.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-b8ad66e [2020-10-23 18:36:47,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-23 18:36:47,856 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-23 18:36:47,927 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-23 18:36:47,929 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-23 18:36:47,934 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-23 18:36:47,938 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-23 18:36:47,946 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-23 18:36:47,949 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-23 18:36:47,956 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-23 18:36:47,959 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-23 18:36:47,962 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-23 18:36:47,962 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-23 18:36:47,969 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-23 18:36:47,974 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-23 18:36:47,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-23 18:36:47,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-23 18:36:47,985 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-23 18:36:47,995 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-23 18:36:48,006 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-23 18:36:48,009 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-23 18:36:48,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-23 18:36:48,015 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-23 18:36:48,018 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-23 18:36:48,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-23 18:36:48,038 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-23 18:36:48,039 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-23 18:36:48,040 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-23 18:36:48,041 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-23 18:36:48,042 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-23 18:36:48,042 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-23 18:36:48,043 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-23 18:36:48,045 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-23 18:36:48,046 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-23 18:36:48,047 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-23 18:36:48,047 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-23 18:36:48,048 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-23 18:36:48,048 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-23 18:36:48,048 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-23 18:36:48,049 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-23 18:36:48,050 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-23 18:36:48,051 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 [2020-10-23 18:36:48,128 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-23 18:36:48,129 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-23 18:36:48,137 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-23 18:36:48,137 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-23 18:36:48,138 INFO L138 SettingsManager]: * Use SBE=true [2020-10-23 18:36:48,138 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-23 18:36:48,139 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-23 18:36:48,139 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-23 18:36:48,139 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-23 18:36:48,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-23 18:36:48,143 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-23 18:36:48,144 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-23 18:36:48,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-23 18:36:48,144 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-23 18:36:48,145 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-23 18:36:48,145 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-23 18:36:48,145 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-23 18:36:48,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-23 18:36:48,146 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-23 18:36:48,146 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-23 18:36:48,147 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-23 18:36:48,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-23 18:36:48,148 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-23 18:36:48,149 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-23 18:36:48,149 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-23 18:36:48,149 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-23 18:36:48,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-23 18:36:48,150 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-23 18:36:48,150 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-23 18:36:48,151 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-10-23 18:36:48,643 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-23 18:36:48,691 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-23 18:36:48,694 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-23 18:36:48,696 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-23 18:36:48,696 INFO L275 PluginConnector]: CDTParser initialized [2020-10-23 18:36:48,697 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label32.c [2020-10-23 18:36:48,790 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b96952995/90c64ce834ad44fa917df0485daab0f7/FLAGbec377e6e [2020-10-23 18:36:49,479 INFO L306 CDTParser]: Found 1 translation units. [2020-10-23 18:36:49,480 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label32.c [2020-10-23 18:36:49,517 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b96952995/90c64ce834ad44fa917df0485daab0f7/FLAGbec377e6e [2020-10-23 18:36:49,762 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b96952995/90c64ce834ad44fa917df0485daab0f7 [2020-10-23 18:36:49,767 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-23 18:36:49,775 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-23 18:36:49,776 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-23 18:36:49,777 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-23 18:36:49,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-23 18:36:49,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 06:36:49" (1/1) ... [2020-10-23 18:36:49,787 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3616b79a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:36:49, skipping insertion in model container [2020-10-23 18:36:49,787 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 06:36:49" (1/1) ... [2020-10-23 18:36:49,796 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-23 18:36:49,842 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-23 18:36:50,299 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 18:36:50,325 INFO L203 MainTranslator]: Completed pre-run [2020-10-23 18:36:50,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 18:36:50,571 INFO L208 MainTranslator]: Completed translation [2020-10-23 18:36:50,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:36:50 WrapperNode [2020-10-23 18:36:50,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-23 18:36:50,573 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-23 18:36:50,573 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-23 18:36:50,574 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-23 18:36:50,588 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:36:50" (1/1) ... [2020-10-23 18:36:50,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:36:50" (1/1) ... [2020-10-23 18:36:50,610 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:36:50" (1/1) ... [2020-10-23 18:36:50,611 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:36:50" (1/1) ... [2020-10-23 18:36:50,647 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:36:50" (1/1) ... [2020-10-23 18:36:50,664 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:36:50" (1/1) ... [2020-10-23 18:36:50,680 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:36:50" (1/1) ... [2020-10-23 18:36:50,689 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-23 18:36:50,690 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-23 18:36:50,690 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-23 18:36:50,690 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-23 18:36:50,691 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:36:50" (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 [2020-10-23 18:36:50,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-23 18:36:50,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-23 18:36:50,777 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-23 18:36:50,777 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-23 18:36:50,777 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-23 18:36:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-23 18:36:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-23 18:36:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-23 18:36:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-23 18:36:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-23 18:36:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-23 18:36:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-23 18:36:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-23 18:36:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-23 18:36:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-23 18:36:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-23 18:36:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-23 18:36:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-23 18:36:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-23 18:36:52,355 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-23 18:36:52,356 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-23 18:36:52,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 06:36:52 BoogieIcfgContainer [2020-10-23 18:36:52,360 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-23 18:36:52,363 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-23 18:36:52,363 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-23 18:36:52,369 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-23 18:36:52,370 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 06:36:49" (1/3) ... [2020-10-23 18:36:52,371 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55f889d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 06:36:52, skipping insertion in model container [2020-10-23 18:36:52,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:36:50" (2/3) ... [2020-10-23 18:36:52,372 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55f889d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 06:36:52, skipping insertion in model container [2020-10-23 18:36:52,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 06:36:52" (3/3) ... [2020-10-23 18:36:52,375 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem10_label32.c [2020-10-23 18:36:52,394 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-23 18:36:52,403 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-23 18:36:52,425 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-23 18:36:52,473 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-23 18:36:52,474 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-23 18:36:52,474 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-23 18:36:52,474 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-23 18:36:52,474 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-23 18:36:52,475 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-23 18:36:52,475 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-23 18:36:52,475 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-23 18:36:52,511 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states. [2020-10-23 18:36:52,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-10-23 18:36:52,525 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 18:36:52,527 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] [2020-10-23 18:36:52,528 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 18:36:52,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 18:36:52,542 INFO L82 PathProgramCache]: Analyzing trace with hash -810835380, now seen corresponding path program 1 times [2020-10-23 18:36:52,560 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 18:36:52,561 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046433635] [2020-10-23 18:36:52,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 18:36:52,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:36:53,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 18:36:53,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:36:53,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 18:36:53,139 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046433635] [2020-10-23 18:36:53,140 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 18:36:53,141 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-23 18:36:53,144 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483856191] [2020-10-23 18:36:53,152 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-23 18:36:53,152 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 18:36:53,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-23 18:36:53,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-23 18:36:53,174 INFO L87 Difference]: Start difference. First operand 219 states. Second operand 4 states. [2020-10-23 18:36:55,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 18:36:55,101 INFO L93 Difference]: Finished difference Result 586 states and 1012 transitions. [2020-10-23 18:36:55,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-23 18:36:55,103 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2020-10-23 18:36:55,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 18:36:55,130 INFO L225 Difference]: With dead ends: 586 [2020-10-23 18:36:55,130 INFO L226 Difference]: Without dead ends: 303 [2020-10-23 18:36:55,152 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-23 18:36:55,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2020-10-23 18:36:55,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 299. [2020-10-23 18:36:55,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 299 states. [2020-10-23 18:36:55,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 396 transitions. [2020-10-23 18:36:55,302 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 396 transitions. Word has length 32 [2020-10-23 18:36:55,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 18:36:55,304 INFO L481 AbstractCegarLoop]: Abstraction has 299 states and 396 transitions. [2020-10-23 18:36:55,304 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-23 18:36:55,304 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 396 transitions. [2020-10-23 18:36:55,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-10-23 18:36:55,312 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 18:36:55,313 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 18:36:55,313 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-23 18:36:55,313 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 18:36:55,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 18:36:55,315 INFO L82 PathProgramCache]: Analyzing trace with hash -662584880, now seen corresponding path program 1 times [2020-10-23 18:36:55,315 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 18:36:55,315 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051428456] [2020-10-23 18:36:55,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 18:36:55,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:36:55,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 18:36:55,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:36:55,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-23 18:36:55,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:36:55,752 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 23 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 18:36:55,753 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051428456] [2020-10-23 18:36:55,753 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [500927914] [2020-10-23 18:36:55,753 INFO L95 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 [2020-10-23 18:36:55,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:36:55,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-23 18:36:55,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-23 18:36:55,952 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 18:36:55,953 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-23 18:36:55,954 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-10-23 18:36:55,955 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157014057] [2020-10-23 18:36:55,957 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-23 18:36:55,958 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 18:36:55,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-23 18:36:55,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-23 18:36:55,959 INFO L87 Difference]: Start difference. First operand 299 states and 396 transitions. Second operand 3 states. [2020-10-23 18:36:56,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 18:36:57,000 INFO L93 Difference]: Finished difference Result 592 states and 795 transitions. [2020-10-23 18:36:57,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-23 18:36:57,004 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 102 [2020-10-23 18:36:57,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 18:36:57,015 INFO L225 Difference]: With dead ends: 592 [2020-10-23 18:36:57,016 INFO L226 Difference]: Without dead ends: 589 [2020-10-23 18:36:57,018 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-23 18:36:57,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 589 states. [2020-10-23 18:36:57,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 589 to 444. [2020-10-23 18:36:57,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 444 states. [2020-10-23 18:36:57,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 444 states and 621 transitions. [2020-10-23 18:36:57,059 INFO L78 Accepts]: Start accepts. Automaton has 444 states and 621 transitions. Word has length 102 [2020-10-23 18:36:57,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 18:36:57,060 INFO L481 AbstractCegarLoop]: Abstraction has 444 states and 621 transitions. [2020-10-23 18:36:57,061 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-23 18:36:57,061 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 621 transitions. [2020-10-23 18:36:57,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-10-23 18:36:57,064 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 18:36:57,064 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 18:36:57,278 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2020-10-23 18:36:57,279 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 18:36:57,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 18:36:57,281 INFO L82 PathProgramCache]: Analyzing trace with hash -1696288036, now seen corresponding path program 1 times [2020-10-23 18:36:57,281 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 18:36:57,282 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897450179] [2020-10-23 18:36:57,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 18:36:57,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:36:57,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 18:36:57,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:36:57,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-23 18:36:57,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:36:57,641 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 18:36:57,641 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897450179] [2020-10-23 18:36:57,642 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 18:36:57,642 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-23 18:36:57,642 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905795049] [2020-10-23 18:36:57,643 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-23 18:36:57,643 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 18:36:57,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-23 18:36:57,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-23 18:36:57,644 INFO L87 Difference]: Start difference. First operand 444 states and 621 transitions. Second operand 8 states. [2020-10-23 18:36:59,999 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-10-23 18:37:00,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 18:37:00,056 INFO L93 Difference]: Finished difference Result 1198 states and 1703 transitions. [2020-10-23 18:37:00,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-23 18:37:00,057 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 105 [2020-10-23 18:37:00,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 18:37:00,065 INFO L225 Difference]: With dead ends: 1198 [2020-10-23 18:37:00,065 INFO L226 Difference]: Without dead ends: 760 [2020-10-23 18:37:00,069 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2020-10-23 18:37:00,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 760 states. [2020-10-23 18:37:00,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 760 to 742. [2020-10-23 18:37:00,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 742 states. [2020-10-23 18:37:00,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 742 states and 968 transitions. [2020-10-23 18:37:00,137 INFO L78 Accepts]: Start accepts. Automaton has 742 states and 968 transitions. Word has length 105 [2020-10-23 18:37:00,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 18:37:00,138 INFO L481 AbstractCegarLoop]: Abstraction has 742 states and 968 transitions. [2020-10-23 18:37:00,138 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-23 18:37:00,138 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 968 transitions. [2020-10-23 18:37:00,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-10-23 18:37:00,142 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 18:37:00,151 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 18:37:00,152 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-23 18:37:00,152 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 18:37:00,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 18:37:00,156 INFO L82 PathProgramCache]: Analyzing trace with hash 479618768, now seen corresponding path program 1 times [2020-10-23 18:37:00,157 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 18:37:00,157 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365372643] [2020-10-23 18:37:00,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 18:37:00,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:37:00,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 18:37:00,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:37:00,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-23 18:37:00,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:37:00,483 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 23 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 18:37:00,484 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365372643] [2020-10-23 18:37:00,485 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1966682945] [2020-10-23 18:37:00,485 INFO L95 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 [2020-10-23 18:37:00,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:37:00,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-23 18:37:00,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-23 18:37:00,696 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 18:37:00,696 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-23 18:37:00,697 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-10-23 18:37:00,698 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003726020] [2020-10-23 18:37:00,701 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-23 18:37:00,702 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 18:37:00,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-23 18:37:00,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-23 18:37:00,703 INFO L87 Difference]: Start difference. First operand 742 states and 968 transitions. Second operand 3 states. [2020-10-23 18:37:01,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 18:37:01,979 INFO L93 Difference]: Finished difference Result 1035 states and 1334 transitions. [2020-10-23 18:37:01,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-23 18:37:01,983 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 111 [2020-10-23 18:37:01,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 18:37:01,993 INFO L225 Difference]: With dead ends: 1035 [2020-10-23 18:37:01,994 INFO L226 Difference]: Without dead ends: 1032 [2020-10-23 18:37:01,996 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-23 18:37:01,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1032 states. [2020-10-23 18:37:02,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1032 to 889. [2020-10-23 18:37:02,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 889 states. [2020-10-23 18:37:02,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 889 states and 1175 transitions. [2020-10-23 18:37:02,071 INFO L78 Accepts]: Start accepts. Automaton has 889 states and 1175 transitions. Word has length 111 [2020-10-23 18:37:02,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 18:37:02,072 INFO L481 AbstractCegarLoop]: Abstraction has 889 states and 1175 transitions. [2020-10-23 18:37:02,072 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-23 18:37:02,072 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1175 transitions. [2020-10-23 18:37:02,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-10-23 18:37:02,085 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 18:37:02,088 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, 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] [2020-10-23 18:37:02,289 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-23 18:37:02,290 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 18:37:02,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 18:37:02,291 INFO L82 PathProgramCache]: Analyzing trace with hash -743449796, now seen corresponding path program 1 times [2020-10-23 18:37:02,292 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 18:37:02,292 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582439111] [2020-10-23 18:37:02,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 18:37:02,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:37:02,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 18:37:02,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:37:02,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-23 18:37:02,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:37:02,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-23 18:37:02,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:37:02,755 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 115 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-23 18:37:02,755 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582439111] [2020-10-23 18:37:02,757 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1692550584] [2020-10-23 18:37:02,758 INFO L95 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 [2020-10-23 18:37:02,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:37:02,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-23 18:37:02,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-23 18:37:03,085 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 116 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 18:37:03,086 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-23 18:37:03,086 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 10 [2020-10-23 18:37:03,087 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664702781] [2020-10-23 18:37:03,088 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-23 18:37:03,088 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 18:37:03,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-23 18:37:03,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-10-23 18:37:03,090 INFO L87 Difference]: Start difference. First operand 889 states and 1175 transitions. Second operand 10 states. [2020-10-23 18:37:07,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 18:37:07,359 INFO L93 Difference]: Finished difference Result 2545 states and 3523 transitions. [2020-10-23 18:37:07,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-23 18:37:07,360 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 184 [2020-10-23 18:37:07,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 18:37:07,376 INFO L225 Difference]: With dead ends: 2545 [2020-10-23 18:37:07,377 INFO L226 Difference]: Without dead ends: 1662 [2020-10-23 18:37:07,383 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 190 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2020-10-23 18:37:07,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1662 states. [2020-10-23 18:37:07,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1662 to 1348. [2020-10-23 18:37:07,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1348 states. [2020-10-23 18:37:07,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 1348 states and 1757 transitions. [2020-10-23 18:37:07,527 INFO L78 Accepts]: Start accepts. Automaton has 1348 states and 1757 transitions. Word has length 184 [2020-10-23 18:37:07,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 18:37:07,528 INFO L481 AbstractCegarLoop]: Abstraction has 1348 states and 1757 transitions. [2020-10-23 18:37:07,528 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-23 18:37:07,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1757 transitions. [2020-10-23 18:37:07,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2020-10-23 18:37:07,551 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 18:37:07,551 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, 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, 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] [2020-10-23 18:37:07,766 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-23 18:37:07,767 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 18:37:07,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 18:37:07,769 INFO L82 PathProgramCache]: Analyzing trace with hash -1468087048, now seen corresponding path program 1 times [2020-10-23 18:37:07,770 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 18:37:07,770 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909550955] [2020-10-23 18:37:07,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 18:37:07,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:37:07,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 18:37:07,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:37:08,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-23 18:37:08,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:37:08,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-23 18:37:08,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:37:08,470 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 48 proven. 72 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-23 18:37:08,471 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909550955] [2020-10-23 18:37:08,471 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [601984076] [2020-10-23 18:37:08,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-23 18:37:08,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:37:08,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-23 18:37:08,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-23 18:37:08,724 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2020-10-23 18:37:08,725 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-23 18:37:08,725 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2020-10-23 18:37:08,726 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467794061] [2020-10-23 18:37:08,726 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-23 18:37:08,726 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 18:37:08,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-23 18:37:08,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-10-23 18:37:08,728 INFO L87 Difference]: Start difference. First operand 1348 states and 1757 transitions. Second operand 3 states. [2020-10-23 18:37:09,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 18:37:09,877 INFO L93 Difference]: Finished difference Result 2830 states and 3664 transitions. [2020-10-23 18:37:09,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-23 18:37:09,878 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 228 [2020-10-23 18:37:09,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 18:37:09,882 INFO L225 Difference]: With dead ends: 2830 [2020-10-23 18:37:09,882 INFO L226 Difference]: Without dead ends: 0 [2020-10-23 18:37:09,891 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 238 GetRequests, 231 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-10-23 18:37:09,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-23 18:37:09,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-23 18:37:09,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-23 18:37:09,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-23 18:37:09,895 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 228 [2020-10-23 18:37:09,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 18:37:09,896 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-23 18:37:09,896 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-23 18:37:09,896 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-23 18:37:09,896 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-23 18:37:10,110 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-23 18:37:10,115 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-23 18:37:10,574 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 20 [2020-10-23 18:37:11,079 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 27 [2020-10-23 18:37:11,330 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 4) no Hoare annotation was computed. [2020-10-23 18:37:11,330 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 4) the Hoare annotation is: true [2020-10-23 18:37:11,331 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 4) no Hoare annotation was computed. [2020-10-23 18:37:11,331 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-10-23 18:37:11,331 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-23 18:37:11,331 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~a12~0 |old(~a12~0)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= |old(#valid)| |#valid|) (= |#t~string5.base| |old(#t~string5.base)|) (= ~inputC~0 |old(~inputC~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputD~0 |old(~inputD~0)|) (= |#NULL.base| |old(#NULL.base)|) (= ~inputB~0 |old(~inputB~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~a4~0 |old(~a4~0)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~a10~0 |old(~a10~0)|)) [2020-10-23 18:37:11,331 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-23 18:37:11,332 INFO L274 CegarLoopResult]: For program point L531(lines 531 574) no Hoare annotation was computed. [2020-10-23 18:37:11,332 INFO L274 CegarLoopResult]: For program point L432(lines 432 574) no Hoare annotation was computed. [2020-10-23 18:37:11,332 INFO L274 CegarLoopResult]: For program point L267(lines 267 574) no Hoare annotation was computed. [2020-10-23 18:37:11,332 INFO L274 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-23 18:37:11,333 INFO L274 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-10-23 18:37:11,333 INFO L274 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-10-23 18:37:11,333 INFO L274 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-10-23 18:37:11,333 INFO L274 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-10-23 18:37:11,333 INFO L274 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-10-23 18:37:11,333 INFO L274 CegarLoopResult]: For program point L565(lines 565 574) no Hoare annotation was computed. [2020-10-23 18:37:11,334 INFO L274 CegarLoopResult]: For program point L400(lines 400 574) no Hoare annotation was computed. [2020-10-23 18:37:11,334 INFO L274 CegarLoopResult]: For program point L367(lines 367 574) no Hoare annotation was computed. [2020-10-23 18:37:11,334 INFO L274 CegarLoopResult]: For program point L467(lines 467 574) no Hoare annotation was computed. [2020-10-23 18:37:11,334 INFO L274 CegarLoopResult]: For program point L203-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,334 INFO L274 CegarLoopResult]: For program point L170-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,334 INFO L274 CegarLoopResult]: For program point L137-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,334 INFO L274 CegarLoopResult]: For program point L104-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,334 INFO L274 CegarLoopResult]: For program point L71-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,335 INFO L274 CegarLoopResult]: For program point L38-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,335 INFO L274 CegarLoopResult]: For program point L501(lines 501 574) no Hoare annotation was computed. [2020-10-23 18:37:11,335 INFO L274 CegarLoopResult]: For program point L303(lines 303 574) no Hoare annotation was computed. [2020-10-23 18:37:11,335 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-23 18:37:11,335 INFO L274 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-10-23 18:37:11,335 INFO L274 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-10-23 18:37:11,335 INFO L274 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-10-23 18:37:11,335 INFO L274 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-10-23 18:37:11,335 INFO L274 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-10-23 18:37:11,335 INFO L274 CegarLoopResult]: For program point L337(lines 337 574) no Hoare annotation was computed. [2020-10-23 18:37:11,336 INFO L274 CegarLoopResult]: For program point L238(lines 238 574) no Hoare annotation was computed. [2020-10-23 18:37:11,336 INFO L274 CegarLoopResult]: For program point L536(lines 536 574) no Hoare annotation was computed. [2020-10-23 18:37:11,336 INFO L274 CegarLoopResult]: For program point L173-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,336 INFO L274 CegarLoopResult]: For program point L140-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,336 INFO L274 CegarLoopResult]: For program point L107-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,336 INFO L274 CegarLoopResult]: For program point L74-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,336 INFO L274 CegarLoopResult]: For program point L41-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,337 INFO L274 CegarLoopResult]: For program point L438(lines 438 574) no Hoare annotation was computed. [2020-10-23 18:37:11,337 INFO L274 CegarLoopResult]: For program point L405(lines 405 574) no Hoare annotation was computed. [2020-10-23 18:37:11,337 INFO L274 CegarLoopResult]: For program point L372(lines 372 574) no Hoare annotation was computed. [2020-10-23 18:37:11,337 INFO L274 CegarLoopResult]: For program point L273(lines 273 574) no Hoare annotation was computed. [2020-10-23 18:37:11,337 INFO L274 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-10-23 18:37:11,337 INFO L274 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-10-23 18:37:11,337 INFO L274 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-10-23 18:37:11,337 INFO L274 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-10-23 18:37:11,338 INFO L274 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-10-23 18:37:11,338 INFO L274 CegarLoopResult]: For program point L571(lines 571 574) no Hoare annotation was computed. [2020-10-23 18:37:11,338 INFO L274 CegarLoopResult]: For program point L241(lines 241 574) no Hoare annotation was computed. [2020-10-23 18:37:11,338 INFO L274 CegarLoopResult]: For program point L506(lines 506 574) no Hoare annotation was computed. [2020-10-23 18:37:11,338 INFO L274 CegarLoopResult]: For program point L473(lines 473 574) no Hoare annotation was computed. [2020-10-23 18:37:11,338 INFO L274 CegarLoopResult]: For program point L308(lines 308 574) no Hoare annotation was computed. [2020-10-23 18:37:11,338 INFO L274 CegarLoopResult]: For program point L176-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,339 INFO L274 CegarLoopResult]: For program point L143-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,339 INFO L274 CegarLoopResult]: For program point L110-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,339 INFO L274 CegarLoopResult]: For program point L77-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,339 INFO L274 CegarLoopResult]: For program point L44-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,339 INFO L274 CegarLoopResult]: For program point L342(lines 342 574) no Hoare annotation was computed. [2020-10-23 18:37:11,339 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-23 18:37:11,339 INFO L274 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-10-23 18:37:11,339 INFO L274 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-10-23 18:37:11,339 INFO L274 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-10-23 18:37:11,340 INFO L274 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-10-23 18:37:11,340 INFO L274 CegarLoopResult]: For program point L542(lines 542 574) no Hoare annotation was computed. [2020-10-23 18:37:11,340 INFO L274 CegarLoopResult]: For program point L410(lines 410 574) no Hoare annotation was computed. [2020-10-23 18:37:11,340 INFO L274 CegarLoopResult]: For program point L377(lines 377 574) no Hoare annotation was computed. [2020-10-23 18:37:11,340 INFO L274 CegarLoopResult]: For program point L212(lines 212 574) no Hoare annotation was computed. [2020-10-23 18:37:11,340 INFO L274 CegarLoopResult]: For program point L179-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,340 INFO L274 CegarLoopResult]: For program point L146-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,341 INFO L274 CegarLoopResult]: For program point L113-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,341 INFO L274 CegarLoopResult]: For program point L80-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,341 INFO L274 CegarLoopResult]: For program point L47-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,341 INFO L274 CegarLoopResult]: For program point L444(lines 444 574) no Hoare annotation was computed. [2020-10-23 18:37:11,341 INFO L274 CegarLoopResult]: For program point L279(lines 279 574) no Hoare annotation was computed. [2020-10-23 18:37:11,341 INFO L274 CegarLoopResult]: For program point L246(lines 246 574) no Hoare annotation was computed. [2020-10-23 18:37:11,341 INFO L274 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-10-23 18:37:11,341 INFO L274 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-23 18:37:11,342 INFO L274 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-10-23 18:37:11,342 INFO L270 CegarLoopResult]: At program point L81(line 81) the Hoare annotation is: (and (or (not (<= 8 |old(~a19~0)|)) (not (<= |old(~a19~0)| 9))) (not (<= |old(~a10~0)| 2)) (not (<= |old(~a19~0)| 6))) [2020-10-23 18:37:11,342 INFO L274 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-10-23 18:37:11,342 INFO L274 CegarLoopResult]: For program point L81-1(line 81) no Hoare annotation was computed. [2020-10-23 18:37:11,342 INFO L274 CegarLoopResult]: For program point L511(lines 511 574) no Hoare annotation was computed. [2020-10-23 18:37:11,342 INFO L274 CegarLoopResult]: For program point L478(lines 478 574) no Hoare annotation was computed. [2020-10-23 18:37:11,342 INFO L274 CegarLoopResult]: For program point L380(lines 380 574) no Hoare annotation was computed. [2020-10-23 18:37:11,342 INFO L274 CegarLoopResult]: For program point L347(lines 347 574) no Hoare annotation was computed. [2020-10-23 18:37:11,343 INFO L274 CegarLoopResult]: For program point L314(lines 314 574) no Hoare annotation was computed. [2020-10-23 18:37:11,343 INFO L274 CegarLoopResult]: For program point L182-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,343 INFO L274 CegarLoopResult]: For program point L149-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,343 INFO L274 CegarLoopResult]: For program point L116-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,343 INFO L274 CegarLoopResult]: For program point L83-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,343 INFO L274 CegarLoopResult]: For program point L50-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,343 INFO L274 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-10-23 18:37:11,343 INFO L274 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-10-23 18:37:11,343 INFO L274 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-10-23 18:37:11,344 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-23 18:37:11,344 INFO L274 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-10-23 18:37:11,344 INFO L274 CegarLoopResult]: For program point calculate_outputFINAL(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,344 INFO L274 CegarLoopResult]: For program point calculate_outputEXIT(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,344 INFO L274 CegarLoopResult]: For program point L547(lines 547 574) no Hoare annotation was computed. [2020-10-23 18:37:11,344 INFO L274 CegarLoopResult]: For program point L217(lines 217 574) no Hoare annotation was computed. [2020-10-23 18:37:11,344 INFO L274 CegarLoopResult]: For program point L416(lines 416 574) no Hoare annotation was computed. [2020-10-23 18:37:11,344 INFO L274 CegarLoopResult]: For program point L251(lines 251 574) no Hoare annotation was computed. [2020-10-23 18:37:11,345 INFO L274 CegarLoopResult]: For program point L185-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,345 INFO L274 CegarLoopResult]: For program point L152-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,345 INFO L274 CegarLoopResult]: For program point L119-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,345 INFO L274 CegarLoopResult]: For program point L86-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,345 INFO L274 CegarLoopResult]: For program point L53-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,345 INFO L274 CegarLoopResult]: For program point L516(lines 516 574) no Hoare annotation was computed. [2020-10-23 18:37:11,346 INFO L274 CegarLoopResult]: For program point L483(lines 483 574) no Hoare annotation was computed. [2020-10-23 18:37:11,346 INFO L274 CegarLoopResult]: For program point L450(lines 450 574) no Hoare annotation was computed. [2020-10-23 18:37:11,346 INFO L274 CegarLoopResult]: For program point L285(lines 285 574) no Hoare annotation was computed. [2020-10-23 18:37:11,346 INFO L274 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-10-23 18:37:11,346 INFO L274 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-10-23 18:37:11,346 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-23 18:37:11,346 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-23 18:37:11,347 INFO L274 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-10-23 18:37:11,347 INFO L274 CegarLoopResult]: For program point L550(lines 550 574) no Hoare annotation was computed. [2020-10-23 18:37:11,347 INFO L274 CegarLoopResult]: For program point L385(lines 385 574) no Hoare annotation was computed. [2020-10-23 18:37:11,347 INFO L274 CegarLoopResult]: For program point L319(lines 319 574) no Hoare annotation was computed. [2020-10-23 18:37:11,347 INFO L274 CegarLoopResult]: For program point L353(lines 353 574) no Hoare annotation was computed. [2020-10-23 18:37:11,347 INFO L274 CegarLoopResult]: For program point L188-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,347 INFO L274 CegarLoopResult]: For program point L155-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,348 INFO L274 CegarLoopResult]: For program point L122-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,348 INFO L274 CegarLoopResult]: For program point L89-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,348 INFO L274 CegarLoopResult]: For program point L23(lines 23 25) no Hoare annotation was computed. [2020-10-23 18:37:11,348 INFO L274 CegarLoopResult]: For program point L56-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,348 INFO L274 CegarLoopResult]: For program point L23-2(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,348 INFO L274 CegarLoopResult]: For program point L519(lines 519 574) no Hoare annotation was computed. [2020-10-23 18:37:11,349 INFO L274 CegarLoopResult]: For program point L288(lines 288 574) no Hoare annotation was computed. [2020-10-23 18:37:11,349 INFO L274 CegarLoopResult]: For program point L222(lines 222 574) no Hoare annotation was computed. [2020-10-23 18:37:11,349 INFO L274 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-10-23 18:37:11,349 INFO L274 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-23 18:37:11,349 INFO L274 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-10-23 18:37:11,349 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-23 18:37:11,349 INFO L274 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-10-23 18:37:11,349 INFO L274 CegarLoopResult]: For program point L24(line 24) no Hoare annotation was computed. [2020-10-23 18:37:11,350 INFO L274 CegarLoopResult]: For program point L421(lines 421 574) no Hoare annotation was computed. [2020-10-23 18:37:11,350 INFO L274 CegarLoopResult]: For program point L322(lines 322 574) no Hoare annotation was computed. [2020-10-23 18:37:11,350 INFO L274 CegarLoopResult]: For program point L256(lines 256 574) no Hoare annotation was computed. [2020-10-23 18:37:11,350 INFO L274 CegarLoopResult]: For program point L356(lines 356 574) no Hoare annotation was computed. [2020-10-23 18:37:11,350 INFO L274 CegarLoopResult]: For program point L191-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,350 INFO L274 CegarLoopResult]: For program point L158-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,350 INFO L274 CegarLoopResult]: For program point L125-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,350 INFO L274 CegarLoopResult]: For program point L92-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,351 INFO L274 CegarLoopResult]: For program point L59-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,351 INFO L274 CegarLoopResult]: For program point L26-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,351 INFO L274 CegarLoopResult]: For program point L489(lines 489 574) no Hoare annotation was computed. [2020-10-23 18:37:11,351 INFO L270 CegarLoopResult]: At program point calculate_outputENTRY(lines 22 576) the Hoare annotation is: (let ((.cse0 (and (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a10~0 |old(~a10~0)|)))) (and (or .cse0 (not (<= |old(~a10~0)| 2))) (or .cse0 (not (<= 8 |old(~a19~0)|)) (not (<= |old(~a19~0)| 9))) (or .cse0 (not (<= |old(~a19~0)| 6))))) [2020-10-23 18:37:11,351 INFO L274 CegarLoopResult]: For program point L456(lines 456 574) no Hoare annotation was computed. [2020-10-23 18:37:11,352 INFO L274 CegarLoopResult]: For program point L390(lines 390 574) no Hoare annotation was computed. [2020-10-23 18:37:11,352 INFO L274 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-23 18:37:11,352 INFO L274 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-10-23 18:37:11,352 INFO L274 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-10-23 18:37:11,352 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-23 18:37:11,352 INFO L274 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-10-23 18:37:11,352 INFO L274 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-10-23 18:37:11,352 INFO L274 CegarLoopResult]: For program point L556(lines 556 574) no Hoare annotation was computed. [2020-10-23 18:37:11,352 INFO L274 CegarLoopResult]: For program point L325(lines 325 574) no Hoare annotation was computed. [2020-10-23 18:37:11,352 INFO L274 CegarLoopResult]: For program point L359(lines 359 574) no Hoare annotation was computed. [2020-10-23 18:37:11,353 INFO L274 CegarLoopResult]: For program point L293(lines 293 574) no Hoare annotation was computed. [2020-10-23 18:37:11,353 INFO L274 CegarLoopResult]: For program point L227(lines 227 574) no Hoare annotation was computed. [2020-10-23 18:37:11,353 INFO L274 CegarLoopResult]: For program point L194-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,353 INFO L274 CegarLoopResult]: For program point L161-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,353 INFO L274 CegarLoopResult]: For program point L128-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,353 INFO L274 CegarLoopResult]: For program point L95-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,353 INFO L274 CegarLoopResult]: For program point L62-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,354 INFO L274 CegarLoopResult]: For program point L29-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,354 INFO L274 CegarLoopResult]: For program point L525(lines 525 574) no Hoare annotation was computed. [2020-10-23 18:37:11,354 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-23 18:37:11,354 INFO L274 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-23 18:37:11,354 INFO L274 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-23 18:37:11,354 INFO L274 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-10-23 18:37:11,354 INFO L274 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-23 18:37:11,354 INFO L274 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-10-23 18:37:11,354 INFO L274 CegarLoopResult]: For program point L559(lines 559 574) no Hoare annotation was computed. [2020-10-23 18:37:11,354 INFO L274 CegarLoopResult]: For program point L427(lines 427 574) no Hoare annotation was computed. [2020-10-23 18:37:11,355 INFO L274 CegarLoopResult]: For program point L328(lines 328 574) no Hoare annotation was computed. [2020-10-23 18:37:11,355 INFO L274 CegarLoopResult]: For program point L262(lines 262 574) no Hoare annotation was computed. [2020-10-23 18:37:11,355 INFO L274 CegarLoopResult]: For program point L395(lines 395 574) no Hoare annotation was computed. [2020-10-23 18:37:11,355 INFO L274 CegarLoopResult]: For program point L362(lines 362 574) no Hoare annotation was computed. [2020-10-23 18:37:11,355 INFO L274 CegarLoopResult]: For program point L197-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,355 INFO L274 CegarLoopResult]: For program point L164-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,355 INFO L274 CegarLoopResult]: For program point L131-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,356 INFO L274 CegarLoopResult]: For program point L98-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,356 INFO L274 CegarLoopResult]: For program point L65-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,356 INFO L274 CegarLoopResult]: For program point L32-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,356 INFO L274 CegarLoopResult]: For program point L528(lines 528 574) no Hoare annotation was computed. [2020-10-23 18:37:11,356 INFO L274 CegarLoopResult]: For program point L495(lines 495 574) no Hoare annotation was computed. [2020-10-23 18:37:11,356 INFO L274 CegarLoopResult]: For program point L462(lines 462 574) no Hoare annotation was computed. [2020-10-23 18:37:11,356 INFO L274 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-10-23 18:37:11,356 INFO L274 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-23 18:37:11,357 INFO L274 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-23 18:37:11,357 INFO L274 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-10-23 18:37:11,357 INFO L274 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-10-23 18:37:11,357 INFO L274 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-10-23 18:37:11,357 INFO L274 CegarLoopResult]: For program point L331(lines 331 574) no Hoare annotation was computed. [2020-10-23 18:37:11,357 INFO L274 CegarLoopResult]: For program point L298(lines 298 574) no Hoare annotation was computed. [2020-10-23 18:37:11,357 INFO L274 CegarLoopResult]: For program point L233(lines 233 574) no Hoare annotation was computed. [2020-10-23 18:37:11,357 INFO L274 CegarLoopResult]: For program point L200-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,358 INFO L274 CegarLoopResult]: For program point L167-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,358 INFO L274 CegarLoopResult]: For program point L134-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,358 INFO L274 CegarLoopResult]: For program point L101-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,358 INFO L274 CegarLoopResult]: For program point L68-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,358 INFO L274 CegarLoopResult]: For program point L35-1(lines 22 576) no Hoare annotation was computed. [2020-10-23 18:37:11,358 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-23 18:37:11,358 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 9 ~a19~0) (= ~a10~0 0) (<= ~a19~0 9)) [2020-10-23 18:37:11,359 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-23 18:37:11,359 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-23 18:37:11,359 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 578 594) the Hoare annotation is: (or (and (<= 9 ~a19~0) (<= ~a19~0 9) (= ~a1~0 |old(~a1~0)|) (= ~a10~0 |old(~a10~0)|)) (not (<= 9 |old(~a19~0)|)) (not (<= |old(~a19~0)| 9)) (not (= 0 |old(~a10~0)|))) [2020-10-23 18:37:11,359 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 578 594) no Hoare annotation was computed. [2020-10-23 18:37:11,359 INFO L270 CegarLoopResult]: At program point L592(line 592) the Hoare annotation is: (or (and (<= 8 ~a19~0) (<= ~a19~0 9)) (not (<= 9 |old(~a19~0)|)) (<= ~a10~0 2) (not (<= |old(~a19~0)| 9)) (not (= 0 |old(~a10~0)|)) (<= ~a19~0 6)) [2020-10-23 18:37:11,360 INFO L274 CegarLoopResult]: For program point L592-1(line 592) no Hoare annotation was computed. [2020-10-23 18:37:11,360 INFO L274 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-10-23 18:37:11,360 INFO L270 CegarLoopResult]: At program point L584-2(lines 584 593) the Hoare annotation is: (or (and (<= 8 ~a19~0) (<= ~a19~0 9)) (not (<= 9 |old(~a19~0)|)) (<= ~a10~0 2) (not (<= |old(~a19~0)| 9)) (not (= 0 |old(~a10~0)|)) (<= ~a19~0 6)) [2020-10-23 18:37:11,360 INFO L274 CegarLoopResult]: For program point L584-3(lines 578 594) no Hoare annotation was computed. [2020-10-23 18:37:11,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.10 06:37:11 BoogieIcfgContainer [2020-10-23 18:37:11,391 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-23 18:37:11,393 INFO L168 Benchmark]: Toolchain (without parser) took 21622.66 ms. Allocated memory was 151.0 MB in the beginning and 317.7 MB in the end (delta: 166.7 MB). Free memory was 125.0 MB in the beginning and 243.7 MB in the end (delta: -118.7 MB). Peak memory consumption was 185.7 MB. Max. memory is 8.0 GB. [2020-10-23 18:37:11,395 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 151.0 MB. Free memory was 123.9 MB in the beginning and 123.7 MB in the end (delta: 132.4 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-23 18:37:11,396 INFO L168 Benchmark]: CACSL2BoogieTranslator took 796.07 ms. Allocated memory is still 151.0 MB. Free memory was 124.4 MB in the beginning and 130.4 MB in the end (delta: -5.9 MB). Peak memory consumption was 30.0 MB. Max. memory is 8.0 GB. [2020-10-23 18:37:11,397 INFO L168 Benchmark]: Boogie Preprocessor took 115.52 ms. Allocated memory is still 151.0 MB. Free memory was 130.4 MB in the beginning and 125.6 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-23 18:37:11,398 INFO L168 Benchmark]: RCFGBuilder took 1670.76 ms. Allocated memory is still 151.0 MB. Free memory was 125.6 MB in the beginning and 104.7 MB in the end (delta: 20.9 MB). Peak memory consumption was 82.8 MB. Max. memory is 8.0 GB. [2020-10-23 18:37:11,399 INFO L168 Benchmark]: TraceAbstraction took 19027.87 ms. Allocated memory was 151.0 MB in the beginning and 317.7 MB in the end (delta: 166.7 MB). Free memory was 104.2 MB in the beginning and 243.7 MB in the end (delta: -139.5 MB). Peak memory consumption was 164.6 MB. Max. memory is 8.0 GB. [2020-10-23 18:37:11,404 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 151.0 MB. Free memory was 123.9 MB in the beginning and 123.7 MB in the end (delta: 132.4 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 796.07 ms. Allocated memory is still 151.0 MB. Free memory was 124.4 MB in the beginning and 130.4 MB in the end (delta: -5.9 MB). Peak memory consumption was 30.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 115.52 ms. Allocated memory is still 151.0 MB. Free memory was 130.4 MB in the beginning and 125.6 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1670.76 ms. Allocated memory is still 151.0 MB. Free memory was 125.6 MB in the beginning and 104.7 MB in the end (delta: 20.9 MB). Peak memory consumption was 82.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 19027.87 ms. Allocated memory was 151.0 MB in the beginning and 317.7 MB in the end (delta: 166.7 MB). Free memory was 104.2 MB in the beginning and 243.7 MB in the end (delta: -139.5 MB). Peak memory consumption was 164.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: 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: 584]: Loop Invariant Derived loop invariant: (((((8 <= a19 && a19 <= 9) || !(9 <= \old(a19))) || a10 <= 2) || !(\old(a19) <= 9)) || !(0 == \old(a10))) || a19 <= 6 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 219 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 17.6s, OverallIterations: 6, TraceHistogramMax: 3, AutomataDifference: 12.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 348 SDtfs, 2568 SDslu, 146 SDs, 0 SdLazy, 3582 SolverSat, 1023 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 696 GetRequests, 648 SyntacticMatches, 1 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1348occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 6 MinimizatonAttempts, 624 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 70 PreInvPairs, 90 NumberOfFragments, 219 HoareAnnotationTreeSize, 70 FomulaSimplifications, 17787 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 9 FomulaSimplificationsInter, 1257 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 1387 NumberOfCodeBlocks, 1387 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1377 ConstructedInterpolants, 0 QuantifiedInterpolants, 557462 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1517 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 10 InterpolantComputations, 5 PerfectInterpolantSequences, 528/606 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...