/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/Problem02_label10.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7d8eed3 [2020-11-06 22:35:55,790 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-06 22:35:55,793 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-06 22:35:55,828 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-11-06 22:35:55,841 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-06 22:35:55,842 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-06 22:35:55,843 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-06 22:35:55,845 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-06 22:35:55,846 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-06 22:35:55,847 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-06 22:35:55,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-06 22:35:55,852 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-06 22:35:55,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-06 22:35:55,856 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-06 22:35:55,857 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-06 22:35:55,858 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-06 22:35:55,862 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-06 22:35:55,874 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-06 22:35:55,875 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-06 22:35:55,877 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-06 22:35:55,881 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 [2020-11-06 22:35:55,909 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-06 22:35:55,910 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-06 22:35:55,911 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-06 22:35:55,912 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-06 22:35:55,912 INFO L138 SettingsManager]: * Use SBE=true [2020-11-06 22:35:55,912 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-06 22:35:55,913 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-06 22:35:55,913 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-06 22:35:55,913 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-06 22:35:55,913 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-06 22:35:55,914 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-06 22:35:55,914 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-06 22:35:55,914 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-06 22:35:55,914 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-06 22:35:55,915 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-06 22:35:55,915 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-06 22:35:55,915 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-06 22:35:55,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-06 22:35:55,916 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-06 22:35:55,916 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-06 22:35:55,916 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-06 22:35:55,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-06 22:35:55,917 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-06 22:35:55,917 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-06 22:35:55,917 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-06 22:35:55,917 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-06 22:35:55,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-06 22:35:55,918 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-06 22:35:55,918 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-06 22:35:55,919 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-06 22:35:56,380 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-06 22:35:56,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-06 22:35:56,428 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-06 22:35:56,429 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-06 22:35:56,430 INFO L275 PluginConnector]: CDTParser initialized [2020-11-06 22:35:56,431 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label10.c [2020-11-06 22:35:56,519 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e54349c35/c0e7cf21b57b48139375da61ab2b6252/FLAGfe54f8f7b [2020-11-06 22:35:57,293 INFO L306 CDTParser]: Found 1 translation units. [2020-11-06 22:35:57,293 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label10.c [2020-11-06 22:35:57,306 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e54349c35/c0e7cf21b57b48139375da61ab2b6252/FLAGfe54f8f7b [2020-11-06 22:35:57,531 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e54349c35/c0e7cf21b57b48139375da61ab2b6252 [2020-11-06 22:35:57,534 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-06 22:35:57,541 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-06 22:35:57,543 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-06 22:35:57,544 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-06 22:35:57,548 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-06 22:35:57,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:35:57" (1/1) ... [2020-11-06 22:35:57,552 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d10b849 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:57, skipping insertion in model container [2020-11-06 22:35:57,553 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:35:57" (1/1) ... [2020-11-06 22:35:57,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-06 22:35:57,606 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-06 22:35:58,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-06 22:35:58,070 INFO L203 MainTranslator]: Completed pre-run [2020-11-06 22:35:58,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-06 22:35:58,227 INFO L208 MainTranslator]: Completed translation [2020-11-06 22:35:58,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:58 WrapperNode [2020-11-06 22:35:58,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-06 22:35:58,228 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-06 22:35:58,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-06 22:35:58,229 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-06 22:35:58,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:58" (1/1) ... [2020-11-06 22:35:58,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:58" (1/1) ... [2020-11-06 22:35:58,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:58" (1/1) ... [2020-11-06 22:35:58,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:58" (1/1) ... [2020-11-06 22:35:58,315 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:58" (1/1) ... [2020-11-06 22:35:58,333 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:58" (1/1) ... [2020-11-06 22:35:58,346 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:58" (1/1) ... [2020-11-06 22:35:58,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-06 22:35:58,371 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-06 22:35:58,371 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-06 22:35:58,371 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-06 22:35:58,375 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:58" (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 [2020-11-06 22:35:58,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-11-06 22:35:58,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-06 22:35:58,472 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-06 22:35:58,472 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-11-06 22:35:58,473 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-11-06 22:35:58,473 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-11-06 22:35:58,473 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-11-06 22:35:58,473 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-11-06 22:35:58,473 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-06 22:35:58,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-06 22:35:58,474 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-11-06 22:35:58,474 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-11-06 22:35:58,474 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-11-06 22:35:58,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-11-06 22:35:58,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-06 22:35:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-06 22:35:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-06 22:35:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-06 22:35:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-06 22:35:59,812 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-06 22:35:59,813 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-11-06 22:35:59,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:35:59 BoogieIcfgContainer [2020-11-06 22:35:59,815 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-06 22:35:59,817 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-06 22:35:59,817 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-06 22:35:59,821 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-06 22:35:59,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:35:57" (1/3) ... [2020-11-06 22:35:59,823 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70469d15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:35:59, skipping insertion in model container [2020-11-06 22:35:59,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:58" (2/3) ... [2020-11-06 22:35:59,823 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70469d15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:35:59, skipping insertion in model container [2020-11-06 22:35:59,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:35:59" (3/3) ... [2020-11-06 22:35:59,825 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem02_label10.c [2020-11-06 22:35:59,840 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-06 22:35:59,845 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-06 22:35:59,872 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-06 22:35:59,906 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-06 22:35:59,906 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-06 22:35:59,906 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-06 22:35:59,906 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-06 22:35:59,906 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-06 22:35:59,907 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-06 22:35:59,907 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-06 22:35:59,907 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-06 22:35:59,933 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states. [2020-11-06 22:35:59,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-11-06 22:35:59,949 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:35:59,950 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-06 22:35:59,951 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:35:59,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:35:59,958 INFO L82 PathProgramCache]: Analyzing trace with hash -2112138307, now seen corresponding path program 1 times [2020-11-06 22:35:59,969 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:35:59,969 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453289769] [2020-11-06 22:35:59,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:36:00,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:00,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:36:00,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:00,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 22:36:00,836 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453289769] [2020-11-06 22:36:00,837 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 22:36:00,837 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-06 22:36:00,839 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238560296] [2020-11-06 22:36:00,848 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-06 22:36:00,849 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:36:00,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-06 22:36:00,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-06 22:36:00,873 INFO L87 Difference]: Start difference. First operand 240 states. Second operand 5 states. [2020-11-06 22:36:03,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:36:03,124 INFO L93 Difference]: Finished difference Result 632 states and 1079 transitions. [2020-11-06 22:36:03,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-06 22:36:03,126 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 142 [2020-11-06 22:36:03,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:36:03,145 INFO L225 Difference]: With dead ends: 632 [2020-11-06 22:36:03,145 INFO L226 Difference]: Without dead ends: 328 [2020-11-06 22:36:03,153 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-11-06 22:36:03,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2020-11-06 22:36:03,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 320. [2020-11-06 22:36:03,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2020-11-06 22:36:03,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 481 transitions. [2020-11-06 22:36:03,245 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 481 transitions. Word has length 142 [2020-11-06 22:36:03,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:36:03,246 INFO L481 AbstractCegarLoop]: Abstraction has 320 states and 481 transitions. [2020-11-06 22:36:03,246 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-06 22:36:03,246 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 481 transitions. [2020-11-06 22:36:03,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-11-06 22:36:03,252 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:36:03,252 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-06 22:36:03,252 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-06 22:36:03,253 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:36:03,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:36:03,254 INFO L82 PathProgramCache]: Analyzing trace with hash -2037767056, now seen corresponding path program 1 times [2020-11-06 22:36:03,254 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:36:03,254 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055595617] [2020-11-06 22:36:03,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:36:03,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:03,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:36:03,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:03,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-11-06 22:36:03,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:03,654 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 22:36:03,655 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055595617] [2020-11-06 22:36:03,655 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 22:36:03,655 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-06 22:36:03,656 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182319854] [2020-11-06 22:36:03,658 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-06 22:36:03,659 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:36:03,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-06 22:36:03,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-11-06 22:36:03,664 INFO L87 Difference]: Start difference. First operand 320 states and 481 transitions. Second operand 8 states. [2020-11-06 22:36:03,822 WARN L194 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-11-06 22:36:04,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:36:04,949 INFO L93 Difference]: Finished difference Result 637 states and 970 transitions. [2020-11-06 22:36:04,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-06 22:36:04,955 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 157 [2020-11-06 22:36:04,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:36:04,964 INFO L225 Difference]: With dead ends: 637 [2020-11-06 22:36:04,964 INFO L226 Difference]: Without dead ends: 323 [2020-11-06 22:36:04,968 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2020-11-06 22:36:04,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 323 states. [2020-11-06 22:36:05,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 323 to 311. [2020-11-06 22:36:05,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 311 states. [2020-11-06 22:36:05,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 311 states and 438 transitions. [2020-11-06 22:36:05,015 INFO L78 Accepts]: Start accepts. Automaton has 311 states and 438 transitions. Word has length 157 [2020-11-06 22:36:05,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:36:05,019 INFO L481 AbstractCegarLoop]: Abstraction has 311 states and 438 transitions. [2020-11-06 22:36:05,019 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-06 22:36:05,020 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 438 transitions. [2020-11-06 22:36:05,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-11-06 22:36:05,026 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:36:05,027 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-06 22:36:05,028 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-06 22:36:05,028 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:36:05,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:36:05,031 INFO L82 PathProgramCache]: Analyzing trace with hash -1449470834, now seen corresponding path program 1 times [2020-11-06 22:36:05,031 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:36:05,032 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593268858] [2020-11-06 22:36:05,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:36:05,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:05,301 WARN L194 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-11-06 22:36:05,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:36:05,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:05,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-11-06 22:36:05,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:05,520 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 22:36:05,528 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593268858] [2020-11-06 22:36:05,529 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 22:36:05,529 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-06 22:36:05,530 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065009311] [2020-11-06 22:36:05,531 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-06 22:36:05,531 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:36:05,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-06 22:36:05,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-11-06 22:36:05,533 INFO L87 Difference]: Start difference. First operand 311 states and 438 transitions. Second operand 8 states. [2020-11-06 22:36:08,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:36:08,056 INFO L93 Difference]: Finished difference Result 1092 states and 1578 transitions. [2020-11-06 22:36:08,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-11-06 22:36:08,057 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 164 [2020-11-06 22:36:08,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:36:08,064 INFO L225 Difference]: With dead ends: 1092 [2020-11-06 22:36:08,064 INFO L226 Difference]: Without dead ends: 787 [2020-11-06 22:36:08,066 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-11-06 22:36:08,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 787 states. [2020-11-06 22:36:08,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 787 to 767. [2020-11-06 22:36:08,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 767 states. [2020-11-06 22:36:08,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 767 states and 971 transitions. [2020-11-06 22:36:08,135 INFO L78 Accepts]: Start accepts. Automaton has 767 states and 971 transitions. Word has length 164 [2020-11-06 22:36:08,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:36:08,135 INFO L481 AbstractCegarLoop]: Abstraction has 767 states and 971 transitions. [2020-11-06 22:36:08,136 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-06 22:36:08,136 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 971 transitions. [2020-11-06 22:36:08,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-11-06 22:36:08,140 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:36:08,140 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-06 22:36:08,140 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-06 22:36:08,141 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:36:08,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:36:08,141 INFO L82 PathProgramCache]: Analyzing trace with hash 1784633926, now seen corresponding path program 1 times [2020-11-06 22:36:08,142 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:36:08,142 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633918802] [2020-11-06 22:36:08,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:36:08,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:08,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:36:08,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:08,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-11-06 22:36:08,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:08,381 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 22:36:08,382 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633918802] [2020-11-06 22:36:08,382 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 22:36:08,382 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-06 22:36:08,382 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726018776] [2020-11-06 22:36:08,383 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-06 22:36:08,384 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:36:08,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-06 22:36:08,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-06 22:36:08,396 INFO L87 Difference]: Start difference. First operand 767 states and 971 transitions. Second operand 7 states. [2020-11-06 22:36:10,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:36:10,330 INFO L93 Difference]: Finished difference Result 2009 states and 2633 transitions. [2020-11-06 22:36:10,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-06 22:36:10,330 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 168 [2020-11-06 22:36:10,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:36:10,339 INFO L225 Difference]: With dead ends: 2009 [2020-11-06 22:36:10,339 INFO L226 Difference]: Without dead ends: 1248 [2020-11-06 22:36:10,342 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-11-06 22:36:10,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1248 states. [2020-11-06 22:36:10,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1248 to 1074. [2020-11-06 22:36:10,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1074 states. [2020-11-06 22:36:10,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 1074 states and 1317 transitions. [2020-11-06 22:36:10,396 INFO L78 Accepts]: Start accepts. Automaton has 1074 states and 1317 transitions. Word has length 168 [2020-11-06 22:36:10,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:36:10,396 INFO L481 AbstractCegarLoop]: Abstraction has 1074 states and 1317 transitions. [2020-11-06 22:36:10,396 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-06 22:36:10,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1317 transitions. [2020-11-06 22:36:10,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-11-06 22:36:10,401 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:36:10,402 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1] [2020-11-06 22:36:10,402 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-06 22:36:10,402 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:36:10,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:36:10,403 INFO L82 PathProgramCache]: Analyzing trace with hash -516325787, now seen corresponding path program 1 times [2020-11-06 22:36:10,403 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:36:10,403 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254706998] [2020-11-06 22:36:10,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:36:10,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:10,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:36:10,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:10,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-11-06 22:36:10,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:10,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-11-06 22:36:10,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:10,909 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-06 22:36:10,909 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254706998] [2020-11-06 22:36:10,910 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2024242932] [2020-11-06 22:36:10,910 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 [2020-11-06 22:36:11,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:11,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-06 22:36:11,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-06 22:36:11,326 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-06 22:36:11,326 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-06 22:36:11,327 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2020-11-06 22:36:11,327 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782333940] [2020-11-06 22:36:11,328 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-06 22:36:11,328 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:36:11,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-06 22:36:11,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-11-06 22:36:11,329 INFO L87 Difference]: Start difference. First operand 1074 states and 1317 transitions. Second operand 3 states. [2020-11-06 22:36:12,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:36:12,122 INFO L93 Difference]: Finished difference Result 2586 states and 3260 transitions. [2020-11-06 22:36:12,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-06 22:36:12,125 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 177 [2020-11-06 22:36:12,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:36:12,142 INFO L225 Difference]: With dead ends: 2586 [2020-11-06 22:36:12,142 INFO L226 Difference]: Without dead ends: 1218 [2020-11-06 22:36:12,148 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-11-06 22:36:12,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1218 states. [2020-11-06 22:36:12,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1218 to 1074. [2020-11-06 22:36:12,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1074 states. [2020-11-06 22:36:12,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 1074 states and 1224 transitions. [2020-11-06 22:36:12,218 INFO L78 Accepts]: Start accepts. Automaton has 1074 states and 1224 transitions. Word has length 177 [2020-11-06 22:36:12,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:36:12,221 INFO L481 AbstractCegarLoop]: Abstraction has 1074 states and 1224 transitions. [2020-11-06 22:36:12,221 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-06 22:36:12,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1224 transitions. [2020-11-06 22:36:12,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2020-11-06 22:36:12,229 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:36:12,230 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-06 22:36:12,449 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-06 22:36:12,450 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:36:12,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:36:12,452 INFO L82 PathProgramCache]: Analyzing trace with hash 478808459, now seen corresponding path program 1 times [2020-11-06 22:36:12,452 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:36:12,453 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842078868] [2020-11-06 22:36:12,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:36:12,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:12,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:36:12,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:12,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-11-06 22:36:12,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:12,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-11-06 22:36:12,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:12,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-11-06 22:36:12,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:12,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-11-06 22:36:12,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:12,819 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 96 proven. 43 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2020-11-06 22:36:12,819 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842078868] [2020-11-06 22:36:12,819 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1487563629] [2020-11-06 22:36:12,820 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 [2020-11-06 22:36:12,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:12,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 642 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-06 22:36:12,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-06 22:36:13,138 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 142 proven. 2 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2020-11-06 22:36:13,139 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-06 22:36:13,139 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2020-11-06 22:36:13,139 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77673680] [2020-11-06 22:36:13,140 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-06 22:36:13,141 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:36:13,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-06 22:36:13,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-11-06 22:36:13,142 INFO L87 Difference]: Start difference. First operand 1074 states and 1224 transitions. Second operand 10 states. [2020-11-06 22:36:13,284 WARN L194 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-11-06 22:36:13,541 WARN L194 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-11-06 22:36:14,161 WARN L194 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2020-11-06 22:36:15,432 WARN L194 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2020-11-06 22:36:15,752 WARN L194 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2020-11-06 22:36:18,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:36:18,981 INFO L93 Difference]: Finished difference Result 3342 states and 3844 transitions. [2020-11-06 22:36:18,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-11-06 22:36:18,982 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 234 [2020-11-06 22:36:18,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:36:18,983 INFO L225 Difference]: With dead ends: 3342 [2020-11-06 22:36:18,983 INFO L226 Difference]: Without dead ends: 0 [2020-11-06 22:36:18,990 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 289 GetRequests, 259 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=200, Invalid=792, Unknown=0, NotChecked=0, Total=992 [2020-11-06 22:36:18,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-06 22:36:18,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-06 22:36:18,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-06 22:36:18,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-06 22:36:18,991 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 234 [2020-11-06 22:36:18,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:36:18,992 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-06 22:36:18,992 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-11-06 22:36:18,992 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-06 22:36:18,992 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-06 22:36:19,205 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-06 22:36:19,209 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-06 22:36:19,579 WARN L194 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 126 [2020-11-06 22:36:19,709 WARN L194 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 126 [2020-11-06 22:36:19,836 WARN L194 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 28 [2020-11-06 22:36:19,979 WARN L194 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 28 [2020-11-06 22:36:20,763 WARN L194 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 47 [2020-11-06 22:36:21,225 WARN L194 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 44 [2020-11-06 22:36:21,600 WARN L194 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 44 [2020-11-06 22:36:21,605 INFO L266 CegarLoopResult]: For program point reach_errorEXIT(line 4) no Hoare annotation was computed. [2020-11-06 22:36:21,605 INFO L269 CegarLoopResult]: At program point reach_errorENTRY(line 4) the Hoare annotation is: true [2020-11-06 22:36:21,606 INFO L266 CegarLoopResult]: For program point reach_errorFINAL(line 4) no Hoare annotation was computed. [2020-11-06 22:36:21,606 INFO L266 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-11-06 22:36:21,606 INFO L266 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-11-06 22:36:21,606 INFO L262 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a28~0 |old(~a28~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= ~a21~0 |old(~a21~0)|) (= |#t~string6.base| |old(#t~string6.base)|) (= ~f~0 |old(~f~0)|) (= ~a19~0 |old(~a19~0)|) (= |old(#valid)| |#valid|) (= |#t~string5.base| |old(#t~string5.base)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= |#NULL.base| |old(#NULL.base)|) (= ~y~0 |old(~y~0)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~a17~0 |old(~a17~0)|) (= ~c~0 |old(~c~0)|) (= ~a25~0 |old(~a25~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~z~0 |old(~z~0)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= ~a~0 |old(~a~0)|) (= ~x~0 |old(~x~0)|) (= ~d~0 |old(~d~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~v~0 |old(~v~0)|)) [2020-11-06 22:36:21,607 INFO L266 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-11-06 22:36:21,607 INFO L266 CegarLoopResult]: For program point L597(line 597) no Hoare annotation was computed. [2020-11-06 22:36:21,607 INFO L266 CegarLoopResult]: For program point L564(line 564) no Hoare annotation was computed. [2020-11-06 22:36:21,607 INFO L266 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-11-06 22:36:21,607 INFO L266 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-11-06 22:36:21,608 INFO L266 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-11-06 22:36:21,608 INFO L266 CegarLoopResult]: For program point L432(line 432) no Hoare annotation was computed. [2020-11-06 22:36:21,608 INFO L266 CegarLoopResult]: For program point L333(lines 333 415) no Hoare annotation was computed. [2020-11-06 22:36:21,608 INFO L266 CegarLoopResult]: For program point L300(lines 300 309) no Hoare annotation was computed. [2020-11-06 22:36:21,608 INFO L266 CegarLoopResult]: For program point L234(lines 234 415) no Hoare annotation was computed. [2020-11-06 22:36:21,608 INFO L266 CegarLoopResult]: For program point L300-2(lines 300 309) no Hoare annotation was computed. [2020-11-06 22:36:21,609 INFO L266 CegarLoopResult]: For program point L400(lines 400 415) no Hoare annotation was computed. [2020-11-06 22:36:21,609 INFO L266 CegarLoopResult]: For program point L334(lines 334 337) no Hoare annotation was computed. [2020-11-06 22:36:21,609 INFO L266 CegarLoopResult]: For program point L334-2(lines 334 337) no Hoare annotation was computed. [2020-11-06 22:36:21,609 INFO L266 CegarLoopResult]: For program point L136(lines 136 415) no Hoare annotation was computed. [2020-11-06 22:36:21,609 INFO L266 CegarLoopResult]: For program point L37(lines 37 415) no Hoare annotation was computed. [2020-11-06 22:36:21,609 INFO L266 CegarLoopResult]: For program point L566-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,609 INFO L266 CegarLoopResult]: For program point L533-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,609 INFO L266 CegarLoopResult]: For program point L500-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,610 INFO L266 CegarLoopResult]: For program point L467-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,610 INFO L266 CegarLoopResult]: For program point L434-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,610 INFO L266 CegarLoopResult]: For program point L236(lines 236 415) no Hoare annotation was computed. [2020-11-06 22:36:21,610 INFO L266 CegarLoopResult]: For program point L71(lines 71 415) no Hoare annotation was computed. [2020-11-06 22:36:21,610 INFO L266 CegarLoopResult]: For program point L567(line 567) no Hoare annotation was computed. [2020-11-06 22:36:21,610 INFO L266 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-11-06 22:36:21,610 INFO L266 CegarLoopResult]: For program point L501(line 501) no Hoare annotation was computed. [2020-11-06 22:36:21,610 INFO L266 CegarLoopResult]: For program point L468(line 468) no Hoare annotation was computed. [2020-11-06 22:36:21,610 INFO L266 CegarLoopResult]: For program point L435(line 435) no Hoare annotation was computed. [2020-11-06 22:36:21,611 INFO L266 CegarLoopResult]: For program point L204(lines 204 415) no Hoare annotation was computed. [2020-11-06 22:36:21,611 INFO L266 CegarLoopResult]: For program point L171(lines 171 415) no Hoare annotation was computed. [2020-11-06 22:36:21,611 INFO L266 CegarLoopResult]: For program point L370(lines 370 415) no Hoare annotation was computed. [2020-11-06 22:36:21,611 INFO L266 CegarLoopResult]: For program point L205(lines 205 212) no Hoare annotation was computed. [2020-11-06 22:36:21,611 INFO L266 CegarLoopResult]: For program point L205-2(lines 205 212) no Hoare annotation was computed. [2020-11-06 22:36:21,611 INFO L266 CegarLoopResult]: For program point L40(lines 40 415) no Hoare annotation was computed. [2020-11-06 22:36:21,611 INFO L266 CegarLoopResult]: For program point L569-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,611 INFO L266 CegarLoopResult]: For program point L536-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,612 INFO L266 CegarLoopResult]: For program point L503-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,612 INFO L266 CegarLoopResult]: For program point L470-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,612 INFO L266 CegarLoopResult]: For program point L404(lines 404 415) no Hoare annotation was computed. [2020-11-06 22:36:21,612 INFO L266 CegarLoopResult]: For program point L437-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,612 INFO L266 CegarLoopResult]: For program point L239(lines 239 415) no Hoare annotation was computed. [2020-11-06 22:36:21,612 INFO L266 CegarLoopResult]: For program point L570(line 570) no Hoare annotation was computed. [2020-11-06 22:36:21,612 INFO L266 CegarLoopResult]: For program point L537(line 537) no Hoare annotation was computed. [2020-11-06 22:36:21,612 INFO L266 CegarLoopResult]: For program point L504(line 504) no Hoare annotation was computed. [2020-11-06 22:36:21,613 INFO L266 CegarLoopResult]: For program point L471(line 471) no Hoare annotation was computed. [2020-11-06 22:36:21,613 INFO L266 CegarLoopResult]: For program point L438(line 438) no Hoare annotation was computed. [2020-11-06 22:36:21,613 INFO L266 CegarLoopResult]: For program point L339(lines 339 415) no Hoare annotation was computed. [2020-11-06 22:36:21,613 INFO L266 CegarLoopResult]: For program point L240(lines 240 248) no Hoare annotation was computed. [2020-11-06 22:36:21,613 INFO L266 CegarLoopResult]: For program point L240-2(lines 240 248) no Hoare annotation was computed. [2020-11-06 22:36:21,613 INFO L266 CegarLoopResult]: For program point L141(lines 141 415) no Hoare annotation was computed. [2020-11-06 22:36:21,613 INFO L266 CegarLoopResult]: For program point L108(lines 108 415) no Hoare annotation was computed. [2020-11-06 22:36:21,613 INFO L266 CegarLoopResult]: For program point L406(lines 406 415) no Hoare annotation was computed. [2020-11-06 22:36:21,613 INFO L266 CegarLoopResult]: For program point L340(lines 340 349) no Hoare annotation was computed. [2020-11-06 22:36:21,614 INFO L266 CegarLoopResult]: For program point L340-2(lines 340 349) no Hoare annotation was computed. [2020-11-06 22:36:21,614 INFO L266 CegarLoopResult]: For program point L76(lines 76 415) no Hoare annotation was computed. [2020-11-06 22:36:21,614 INFO L266 CegarLoopResult]: For program point L572-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,614 INFO L266 CegarLoopResult]: For program point L539-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,614 INFO L266 CegarLoopResult]: For program point L506-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,614 INFO L266 CegarLoopResult]: For program point L473-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,614 INFO L266 CegarLoopResult]: For program point L440-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,614 INFO L266 CegarLoopResult]: For program point L77(lines 77 82) no Hoare annotation was computed. [2020-11-06 22:36:21,614 INFO L266 CegarLoopResult]: For program point L44(lines 44 415) no Hoare annotation was computed. [2020-11-06 22:36:21,615 INFO L266 CegarLoopResult]: For program point L77-2(lines 77 82) no Hoare annotation was computed. [2020-11-06 22:36:21,615 INFO L266 CegarLoopResult]: For program point L573(line 573) no Hoare annotation was computed. [2020-11-06 22:36:21,615 INFO L266 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-11-06 22:36:21,615 INFO L266 CegarLoopResult]: For program point L507(line 507) no Hoare annotation was computed. [2020-11-06 22:36:21,615 INFO L266 CegarLoopResult]: For program point L474(line 474) no Hoare annotation was computed. [2020-11-06 22:36:21,615 INFO L266 CegarLoopResult]: For program point L441(line 441) no Hoare annotation was computed. [2020-11-06 22:36:21,615 INFO L266 CegarLoopResult]: For program point L177(lines 177 415) no Hoare annotation was computed. [2020-11-06 22:36:21,615 INFO L266 CegarLoopResult]: For program point L409(lines 409 415) no Hoare annotation was computed. [2020-11-06 22:36:21,616 INFO L266 CegarLoopResult]: For program point L145(lines 145 415) no Hoare annotation was computed. [2020-11-06 22:36:21,616 INFO L266 CegarLoopResult]: For program point L575-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,616 INFO L266 CegarLoopResult]: For program point L542-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,616 INFO L266 CegarLoopResult]: For program point L509-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,616 INFO L266 CegarLoopResult]: For program point L476-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,616 INFO L266 CegarLoopResult]: For program point L443-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,616 INFO L266 CegarLoopResult]: For program point L377(lines 377 415) no Hoare annotation was computed. [2020-11-06 22:36:21,616 INFO L266 CegarLoopResult]: For program point L311(lines 311 415) no Hoare annotation was computed. [2020-11-06 22:36:21,616 INFO L266 CegarLoopResult]: For program point L278(lines 278 415) no Hoare annotation was computed. [2020-11-06 22:36:21,616 INFO L266 CegarLoopResult]: For program point L576(line 576) no Hoare annotation was computed. [2020-11-06 22:36:21,617 INFO L266 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2020-11-06 22:36:21,617 INFO L266 CegarLoopResult]: For program point L510(line 510) no Hoare annotation was computed. [2020-11-06 22:36:21,617 INFO L266 CegarLoopResult]: For program point L477(line 477) no Hoare annotation was computed. [2020-11-06 22:36:21,617 INFO L266 CegarLoopResult]: For program point L444(line 444) no Hoare annotation was computed. [2020-11-06 22:36:21,617 INFO L266 CegarLoopResult]: For program point L411(lines 411 415) no Hoare annotation was computed. [2020-11-06 22:36:21,617 INFO L266 CegarLoopResult]: For program point L214(lines 214 415) no Hoare annotation was computed. [2020-11-06 22:36:21,617 INFO L266 CegarLoopResult]: For program point L181(lines 181 415) no Hoare annotation was computed. [2020-11-06 22:36:21,617 INFO L266 CegarLoopResult]: For program point L115(lines 115 415) no Hoare annotation was computed. [2020-11-06 22:36:21,617 INFO L266 CegarLoopResult]: For program point L49(lines 49 415) no Hoare annotation was computed. [2020-11-06 22:36:21,618 INFO L266 CegarLoopResult]: For program point L578-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,618 INFO L266 CegarLoopResult]: For program point L545-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,618 INFO L266 CegarLoopResult]: For program point L512-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,618 INFO L266 CegarLoopResult]: For program point L479-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,618 INFO L266 CegarLoopResult]: For program point L446-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,618 INFO L266 CegarLoopResult]: For program point L380(lines 380 415) no Hoare annotation was computed. [2020-11-06 22:36:21,618 INFO L262 CegarLoopResult]: At program point L579(line 579) the Hoare annotation is: (let ((.cse1 (= 11 |old(~a28~0)|)) (.cse2 (not (= |old(~a25~0)| 1))) (.cse3 (not (<= 8 |old(~a17~0)|))) (.cse0 (not (<= |old(~a17~0)| 8))) (.cse4 (not (= |old(~a19~0)| 1)))) (and (or .cse0 .cse1 (not (<= 10 |old(~a28~0)|))) (or .cse2 .cse0 .cse1) (or .cse0 .cse3 .cse1) (or .cse2 .cse0 .cse4 .cse3) (or (not (<= |old(~a28~0)| 7)) .cse0 .cse4))) [2020-11-06 22:36:21,619 INFO L266 CegarLoopResult]: For program point L546(line 546) no Hoare annotation was computed. [2020-11-06 22:36:21,619 INFO L266 CegarLoopResult]: For program point L579-1(line 579) no Hoare annotation was computed. [2020-11-06 22:36:21,619 INFO L266 CegarLoopResult]: For program point L513(line 513) no Hoare annotation was computed. [2020-11-06 22:36:21,619 INFO L266 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-11-06 22:36:21,619 INFO L266 CegarLoopResult]: For program point L447(line 447) no Hoare annotation was computed. [2020-11-06 22:36:21,619 INFO L266 CegarLoopResult]: For program point L282(lines 282 415) no Hoare annotation was computed. [2020-11-06 22:36:21,619 INFO L266 CegarLoopResult]: For program point L150(lines 150 415) no Hoare annotation was computed. [2020-11-06 22:36:21,619 INFO L266 CegarLoopResult]: For program point L84(lines 84 415) no Hoare annotation was computed. [2020-11-06 22:36:21,619 INFO L266 CegarLoopResult]: For program point calculate_outputFINAL(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,619 INFO L266 CegarLoopResult]: For program point calculate_outputEXIT(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,619 INFO L266 CegarLoopResult]: For program point L382(lines 382 415) no Hoare annotation was computed. [2020-11-06 22:36:21,619 INFO L266 CegarLoopResult]: For program point L316(lines 316 415) no Hoare annotation was computed. [2020-11-06 22:36:21,619 INFO L266 CegarLoopResult]: For program point L250(lines 250 415) no Hoare annotation was computed. [2020-11-06 22:36:21,620 INFO L266 CegarLoopResult]: For program point L217(lines 217 415) no Hoare annotation was computed. [2020-11-06 22:36:21,620 INFO L266 CegarLoopResult]: For program point L85(lines 85 91) no Hoare annotation was computed. [2020-11-06 22:36:21,620 INFO L266 CegarLoopResult]: For program point L52(lines 52 415) no Hoare annotation was computed. [2020-11-06 22:36:21,620 INFO L266 CegarLoopResult]: For program point L85-2(lines 85 91) no Hoare annotation was computed. [2020-11-06 22:36:21,620 INFO L266 CegarLoopResult]: For program point L581-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,620 INFO L266 CegarLoopResult]: For program point L548-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,620 INFO L266 CegarLoopResult]: For program point L515-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,620 INFO L266 CegarLoopResult]: For program point L482-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,620 INFO L266 CegarLoopResult]: For program point L416(lines 416 418) no Hoare annotation was computed. [2020-11-06 22:36:21,620 INFO L266 CegarLoopResult]: For program point L449-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,620 INFO L266 CegarLoopResult]: For program point L383(lines 383 389) no Hoare annotation was computed. [2020-11-06 22:36:21,621 INFO L266 CegarLoopResult]: For program point L416-2(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,621 INFO L266 CegarLoopResult]: For program point L317(lines 317 328) no Hoare annotation was computed. [2020-11-06 22:36:21,621 INFO L266 CegarLoopResult]: For program point L383-2(lines 383 389) no Hoare annotation was computed. [2020-11-06 22:36:21,621 INFO L266 CegarLoopResult]: For program point L317-2(lines 317 328) no Hoare annotation was computed. [2020-11-06 22:36:21,621 INFO L266 CegarLoopResult]: For program point L582(line 582) no Hoare annotation was computed. [2020-11-06 22:36:21,621 INFO L266 CegarLoopResult]: For program point L549(line 549) no Hoare annotation was computed. [2020-11-06 22:36:21,621 INFO L266 CegarLoopResult]: For program point L516(line 516) no Hoare annotation was computed. [2020-11-06 22:36:21,621 INFO L266 CegarLoopResult]: For program point L483(line 483) no Hoare annotation was computed. [2020-11-06 22:36:21,621 INFO L266 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed. [2020-11-06 22:36:21,621 INFO L266 CegarLoopResult]: For program point L417(line 417) no Hoare annotation was computed. [2020-11-06 22:36:21,621 INFO L266 CegarLoopResult]: For program point L351(lines 351 415) no Hoare annotation was computed. [2020-11-06 22:36:21,621 INFO L266 CegarLoopResult]: For program point L285(lines 285 415) no Hoare annotation was computed. [2020-11-06 22:36:21,621 INFO L266 CegarLoopResult]: For program point L220(lines 220 415) no Hoare annotation was computed. [2020-11-06 22:36:21,622 INFO L266 CegarLoopResult]: For program point L187(lines 187 415) no Hoare annotation was computed. [2020-11-06 22:36:21,622 INFO L266 CegarLoopResult]: For program point L121(lines 121 415) no Hoare annotation was computed. [2020-11-06 22:36:21,622 INFO L266 CegarLoopResult]: For program point L584-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,622 INFO L266 CegarLoopResult]: For program point L551-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,622 INFO L266 CegarLoopResult]: For program point L518-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,622 INFO L266 CegarLoopResult]: For program point L485-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,622 INFO L266 CegarLoopResult]: For program point L452-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,622 INFO L266 CegarLoopResult]: For program point L419-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,622 INFO L266 CegarLoopResult]: For program point L56(lines 56 415) no Hoare annotation was computed. [2020-11-06 22:36:21,622 INFO L266 CegarLoopResult]: For program point L585(line 585) no Hoare annotation was computed. [2020-11-06 22:36:21,622 INFO L266 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-11-06 22:36:21,622 INFO L266 CegarLoopResult]: For program point L519(line 519) no Hoare annotation was computed. [2020-11-06 22:36:21,622 INFO L266 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-11-06 22:36:21,622 INFO L266 CegarLoopResult]: For program point L453(line 453) no Hoare annotation was computed. [2020-11-06 22:36:21,622 INFO L266 CegarLoopResult]: For program point L420(line 420) no Hoare annotation was computed. [2020-11-06 22:36:21,623 INFO L266 CegarLoopResult]: For program point L288(lines 288 415) no Hoare annotation was computed. [2020-11-06 22:36:21,623 INFO L266 CegarLoopResult]: For program point L255(lines 255 415) no Hoare annotation was computed. [2020-11-06 22:36:21,623 INFO L266 CegarLoopResult]: For program point L189(lines 189 415) no Hoare annotation was computed. [2020-11-06 22:36:21,623 INFO L266 CegarLoopResult]: For program point L156(lines 156 415) no Hoare annotation was computed. [2020-11-06 22:36:21,623 INFO L266 CegarLoopResult]: For program point L587-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,623 INFO L266 CegarLoopResult]: For program point L554-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,623 INFO L266 CegarLoopResult]: For program point L521-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,623 INFO L266 CegarLoopResult]: For program point L488-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,623 INFO L266 CegarLoopResult]: For program point L455-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,623 INFO L266 CegarLoopResult]: For program point L422-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,623 INFO L266 CegarLoopResult]: For program point L356(lines 356 415) no Hoare annotation was computed. [2020-11-06 22:36:21,623 INFO L266 CegarLoopResult]: For program point L191(lines 191 415) no Hoare annotation was computed. [2020-11-06 22:36:21,623 INFO L266 CegarLoopResult]: For program point L125(lines 125 415) no Hoare annotation was computed. [2020-11-06 22:36:21,624 INFO L266 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-11-06 22:36:21,624 INFO L266 CegarLoopResult]: For program point L555(line 555) no Hoare annotation was computed. [2020-11-06 22:36:21,624 INFO L266 CegarLoopResult]: For program point L522(line 522) no Hoare annotation was computed. [2020-11-06 22:36:21,624 INFO L266 CegarLoopResult]: For program point L489(line 489) no Hoare annotation was computed. [2020-11-06 22:36:21,624 INFO L262 CegarLoopResult]: At program point calculate_outputENTRY(lines 31 600) the Hoare annotation is: (let ((.cse4 (= ~a28~0 |old(~a28~0)|)) (.cse5 (= ~a17~0 |old(~a17~0)|)) (.cse6 (= ~a11~0 |old(~a11~0)|)) (.cse8 (= ~a25~0 |old(~a25~0)|)) (.cse12 (= ~a19~0 |old(~a19~0)|))) (let ((.cse3 (not (= |old(~a19~0)| 1))) (.cse7 (= ~a19~0 1)) (.cse10 (not (<= 8 |old(~a17~0)|))) (.cse1 (and .cse4 .cse5 .cse6 .cse8 .cse12)) (.cse9 (not (= |old(~a25~0)| 1))) (.cse0 (not (<= |old(~a17~0)| 8))) (.cse11 (= ~a25~0 1)) (.cse2 (= 11 |old(~a28~0)|))) (and (or .cse0 .cse1 .cse2 (not (<= 10 |old(~a28~0)|))) (or (not (<= |old(~a28~0)| 7)) .cse0 .cse3 (and .cse4 .cse5 .cse6 .cse7 .cse8)) (or .cse9 .cse0 .cse3 .cse10 (and .cse4 .cse5 .cse6 .cse7 .cse11)) (or .cse0 .cse10 .cse1 .cse2) (or .cse9 .cse0 (and .cse4 .cse5 .cse6 .cse11 .cse12) .cse2)))) [2020-11-06 22:36:21,624 INFO L266 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-11-06 22:36:21,624 INFO L266 CegarLoopResult]: For program point L423(line 423) no Hoare annotation was computed. [2020-11-06 22:36:21,624 INFO L266 CegarLoopResult]: For program point L225(lines 225 415) no Hoare annotation was computed. [2020-11-06 22:36:21,625 INFO L266 CegarLoopResult]: For program point L93(lines 93 415) no Hoare annotation was computed. [2020-11-06 22:36:21,625 INFO L266 CegarLoopResult]: For program point L391(lines 391 415) no Hoare annotation was computed. [2020-11-06 22:36:21,625 INFO L266 CegarLoopResult]: For program point L193(lines 193 415) no Hoare annotation was computed. [2020-11-06 22:36:21,625 INFO L266 CegarLoopResult]: For program point L61(lines 61 415) no Hoare annotation was computed. [2020-11-06 22:36:21,625 INFO L266 CegarLoopResult]: For program point L590-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,625 INFO L266 CegarLoopResult]: For program point L557-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,625 INFO L266 CegarLoopResult]: For program point L524-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,625 INFO L266 CegarLoopResult]: For program point L491-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,625 INFO L266 CegarLoopResult]: For program point L458-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,625 INFO L266 CegarLoopResult]: For program point L425-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,625 INFO L266 CegarLoopResult]: For program point L293(lines 293 415) no Hoare annotation was computed. [2020-11-06 22:36:21,626 INFO L266 CegarLoopResult]: For program point L227(lines 227 415) no Hoare annotation was computed. [2020-11-06 22:36:21,626 INFO L266 CegarLoopResult]: For program point L161(lines 161 415) no Hoare annotation was computed. [2020-11-06 22:36:21,626 INFO L266 CegarLoopResult]: For program point L591(line 591) no Hoare annotation was computed. [2020-11-06 22:36:21,626 INFO L266 CegarLoopResult]: For program point L558(line 558) no Hoare annotation was computed. [2020-11-06 22:36:21,626 INFO L266 CegarLoopResult]: For program point L525(line 525) no Hoare annotation was computed. [2020-11-06 22:36:21,626 INFO L266 CegarLoopResult]: For program point L492(line 492) no Hoare annotation was computed. [2020-11-06 22:36:21,626 INFO L266 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-11-06 22:36:21,626 INFO L266 CegarLoopResult]: For program point L426(line 426) no Hoare annotation was computed. [2020-11-06 22:36:21,626 INFO L266 CegarLoopResult]: For program point L261(lines 261 415) no Hoare annotation was computed. [2020-11-06 22:36:21,627 INFO L266 CegarLoopResult]: For program point L295(lines 295 415) no Hoare annotation was computed. [2020-11-06 22:36:21,627 INFO L266 CegarLoopResult]: For program point L196(lines 196 415) no Hoare annotation was computed. [2020-11-06 22:36:21,627 INFO L266 CegarLoopResult]: For program point L97(lines 97 415) no Hoare annotation was computed. [2020-11-06 22:36:21,627 INFO L266 CegarLoopResult]: For program point L593-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,627 INFO L266 CegarLoopResult]: For program point L560-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,627 INFO L266 CegarLoopResult]: For program point L527-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,627 INFO L266 CegarLoopResult]: For program point L494-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,627 INFO L266 CegarLoopResult]: For program point L461-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,627 INFO L266 CegarLoopResult]: For program point L428-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,628 INFO L266 CegarLoopResult]: For program point L263(lines 263 415) no Hoare annotation was computed. [2020-11-06 22:36:21,628 INFO L266 CegarLoopResult]: For program point L32(lines 32 415) no Hoare annotation was computed. [2020-11-06 22:36:21,628 INFO L266 CegarLoopResult]: For program point L594(line 594) no Hoare annotation was computed. [2020-11-06 22:36:21,628 INFO L266 CegarLoopResult]: For program point L561(line 561) no Hoare annotation was computed. [2020-11-06 22:36:21,628 INFO L266 CegarLoopResult]: For program point L528(line 528) no Hoare annotation was computed. [2020-11-06 22:36:21,628 INFO L266 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-11-06 22:36:21,628 INFO L266 CegarLoopResult]: For program point L462(line 462) no Hoare annotation was computed. [2020-11-06 22:36:21,628 INFO L266 CegarLoopResult]: For program point L429(line 429) no Hoare annotation was computed. [2020-11-06 22:36:21,628 INFO L266 CegarLoopResult]: For program point L396(lines 396 415) no Hoare annotation was computed. [2020-11-06 22:36:21,628 INFO L266 CegarLoopResult]: For program point L363(lines 363 415) no Hoare annotation was computed. [2020-11-06 22:36:21,628 INFO L266 CegarLoopResult]: For program point L330(lines 330 415) no Hoare annotation was computed. [2020-11-06 22:36:21,628 INFO L266 CegarLoopResult]: For program point L264(lines 264 276) no Hoare annotation was computed. [2020-11-06 22:36:21,628 INFO L266 CegarLoopResult]: For program point L264-2(lines 264 276) no Hoare annotation was computed. [2020-11-06 22:36:21,629 INFO L266 CegarLoopResult]: For program point L132(lines 132 415) no Hoare annotation was computed. [2020-11-06 22:36:21,629 INFO L266 CegarLoopResult]: For program point L67(lines 67 415) no Hoare annotation was computed. [2020-11-06 22:36:21,629 INFO L266 CegarLoopResult]: For program point L596-1(lines 596 598) no Hoare annotation was computed. [2020-11-06 22:36:21,629 INFO L266 CegarLoopResult]: For program point L563-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,629 INFO L266 CegarLoopResult]: For program point L530-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,629 INFO L266 CegarLoopResult]: For program point L497-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,629 INFO L266 CegarLoopResult]: For program point L464-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,629 INFO L266 CegarLoopResult]: For program point L431-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:21,629 INFO L266 CegarLoopResult]: For program point L299(lines 299 415) no Hoare annotation was computed. [2020-11-06 22:36:21,629 INFO L266 CegarLoopResult]: For program point L200(lines 200 415) no Hoare annotation was computed. [2020-11-06 22:36:21,629 INFO L266 CegarLoopResult]: For program point L167(lines 167 415) no Hoare annotation was computed. [2020-11-06 22:36:21,629 INFO L266 CegarLoopResult]: For program point L101(lines 101 415) no Hoare annotation was computed. [2020-11-06 22:36:21,629 INFO L266 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-06 22:36:21,630 INFO L262 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a19~0 1) (<= 8 ~a17~0) (<= ~a28~0 7) (<= ~a17~0 8)) [2020-11-06 22:36:21,630 INFO L269 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-11-06 22:36:21,630 INFO L266 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-06 22:36:21,630 INFO L262 CegarLoopResult]: At program point L608-2(lines 608 618) the Hoare annotation is: (let ((.cse0 (not (= |old(~a25~0)| 1))) (.cse1 (<= 8 ~a17~0)) (.cse5 (= ~a25~0 1)) (.cse6 (= ~a19~0 1)) (.cse4 (<= 10 ~a28~0)) (.cse2 (<= ~a17~0 8)) (.cse3 (not (= ~a28~0 11)))) (or (not (<= |old(~a28~0)| 7)) (not (<= |old(~a17~0)| 8)) (not (= |old(~a19~0)| 1)) (not (<= 8 |old(~a17~0)|)) (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a19~0 |old(~a19~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse3) (and .cse0 .cse5 .cse2 .cse3) (and .cse0 .cse6 .cse1 .cse5 .cse2) (and .cse6 .cse4 .cse2 .cse3))) [2020-11-06 22:36:21,630 INFO L262 CegarLoopResult]: At program point mainENTRY(lines 602 619) the Hoare annotation is: (or (not (<= |old(~a28~0)| 7)) (not (<= |old(~a17~0)| 8)) (not (= |old(~a19~0)| 1)) (not (<= 8 |old(~a17~0)|)) (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a19~0 1) (= ~a25~0 |old(~a25~0)|))) [2020-11-06 22:36:21,630 INFO L266 CegarLoopResult]: For program point L608-3(lines 602 619) no Hoare annotation was computed. [2020-11-06 22:36:21,630 INFO L266 CegarLoopResult]: For program point mainEXIT(lines 602 619) no Hoare annotation was computed. [2020-11-06 22:36:21,630 INFO L262 CegarLoopResult]: At program point L616(line 616) the Hoare annotation is: (let ((.cse0 (not (= |old(~a25~0)| 1))) (.cse1 (<= 8 ~a17~0)) (.cse5 (= ~a25~0 1)) (.cse6 (= ~a19~0 1)) (.cse4 (<= 10 ~a28~0)) (.cse2 (<= ~a17~0 8)) (.cse3 (not (= ~a28~0 11)))) (or (not (<= |old(~a28~0)| 7)) (not (<= |old(~a17~0)| 8)) (not (= |old(~a19~0)| 1)) (not (<= 8 |old(~a17~0)|)) (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a19~0 |old(~a19~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse3) (and .cse0 .cse5 .cse2 .cse3) (and .cse0 .cse6 .cse1 .cse5 .cse2) (and .cse6 .cse4 .cse2 .cse3))) [2020-11-06 22:36:21,631 INFO L266 CegarLoopResult]: For program point L616-1(line 616) no Hoare annotation was computed. [2020-11-06 22:36:21,631 INFO L266 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-11-06 22:36:21,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:36:21 BoogieIcfgContainer [2020-11-06 22:36:21,662 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-06 22:36:21,664 INFO L168 Benchmark]: Toolchain (without parser) took 24126.41 ms. Allocated memory was 125.8 MB in the beginning and 395.3 MB in the end (delta: 269.5 MB). Free memory was 99.3 MB in the beginning and 294.3 MB in the end (delta: -195.0 MB). Peak memory consumption was 235.0 MB. Max. memory is 8.0 GB. [2020-11-06 22:36:21,667 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 125.8 MB. Free memory is still 86.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-11-06 22:36:21,668 INFO L168 Benchmark]: CACSL2BoogieTranslator took 684.49 ms. Allocated memory was 125.8 MB in the beginning and 154.1 MB in the end (delta: 28.3 MB). Free memory was 98.6 MB in the beginning and 134.6 MB in the end (delta: -36.0 MB). Peak memory consumption was 30.2 MB. Max. memory is 8.0 GB. [2020-11-06 22:36:21,669 INFO L168 Benchmark]: Boogie Preprocessor took 141.60 ms. Allocated memory is still 154.1 MB. Free memory was 134.6 MB in the beginning and 129.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-11-06 22:36:21,673 INFO L168 Benchmark]: RCFGBuilder took 1444.46 ms. Allocated memory is still 154.1 MB. Free memory was 129.9 MB in the beginning and 76.9 MB in the end (delta: 53.1 MB). Peak memory consumption was 53.6 MB. Max. memory is 8.0 GB. [2020-11-06 22:36:21,675 INFO L168 Benchmark]: TraceAbstraction took 21844.70 ms. Allocated memory was 154.1 MB in the beginning and 395.3 MB in the end (delta: 241.2 MB). Free memory was 76.3 MB in the beginning and 294.3 MB in the end (delta: -217.9 MB). Peak memory consumption was 182.6 MB. Max. memory is 8.0 GB. [2020-11-06 22:36:21,682 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 125.8 MB. Free memory is still 86.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 684.49 ms. Allocated memory was 125.8 MB in the beginning and 154.1 MB in the end (delta: 28.3 MB). Free memory was 98.6 MB in the beginning and 134.6 MB in the end (delta: -36.0 MB). Peak memory consumption was 30.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 141.60 ms. Allocated memory is still 154.1 MB. Free memory was 134.6 MB in the beginning and 129.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1444.46 ms. Allocated memory is still 154.1 MB. Free memory was 129.9 MB in the beginning and 76.9 MB in the end (delta: 53.1 MB). Peak memory consumption was 53.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 21844.70 ms. Allocated memory was 154.1 MB in the beginning and 395.3 MB in the end (delta: 241.2 MB). Free memory was 76.3 MB in the beginning and 294.3 MB in the end (delta: -217.9 MB). Peak memory consumption was 182.6 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: 608]: Loop Invariant Derived loop invariant: ((((((((!(\old(a28) <= 7) || !(\old(a17) <= 8)) || !(\old(a19) == 1)) || !(8 <= \old(a17))) || ((((a28 == \old(a28) && a17 == \old(a17)) && a11 == \old(a11)) && a25 == \old(a25)) && a19 == \old(a19))) || (((!(\old(a25) == 1) && 8 <= a17) && a17 <= 8) && !(a28 == 11))) || (((!(\old(a25) == 1) && 10 <= a28) && a17 <= 8) && !(a28 == 11))) || (((!(\old(a25) == 1) && a25 == 1) && a17 <= 8) && !(a28 == 11))) || ((((!(\old(a25) == 1) && a19 == 1) && 8 <= a17) && a25 == 1) && a17 <= 8)) || (((a19 == 1 && 10 <= a28) && a17 <= 8) && !(a28 == 11)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 240 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.3s, OverallIterations: 6, TraceHistogramMax: 5, AutomataDifference: 14.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 407 SDtfs, 3861 SDslu, 362 SDs, 0 SdLazy, 6415 SolverSat, 1213 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 524 GetRequests, 452 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 280 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1074occurred in iteration=4, 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, 6 MinimizatonAttempts, 358 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 94 PreInvPairs, 128 NumberOfFragments, 562 HoareAnnotationTreeSize, 94 FomulaSimplifications, 33078 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 9 FomulaSimplificationsInter, 4109 FormulaSimplificationTreeSizeReductionInter, 1.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 1453 NumberOfCodeBlocks, 1453 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1445 ConstructedInterpolants, 0 QuantifiedInterpolants, 863698 SizeOfPredicates, 3 NumberOfNonLiveVariables, 1143 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 451/504 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...