/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_label07.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7d8eed3 [2020-11-06 22:35:36,385 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-06 22:35:36,388 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-06 22:35:36,436 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-11-06 22:35:36,480 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-06 22:35:36,482 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-06 22:35:36,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-06 22:35:36,486 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 22:35:36,514 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-06 22:35:36,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-06 22:35:36,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-06 22:35:36,517 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-06 22:35:36,517 INFO L138 SettingsManager]: * Use SBE=true [2020-11-06 22:35:36,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-06 22:35:36,517 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-06 22:35:36,517 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-06 22:35:36,518 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-06 22:35:36,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-06 22:35:36,518 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-06 22:35:36,518 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-06 22:35:36,518 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-06 22:35:36,519 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-06 22:35:36,519 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-06 22:35:36,519 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-06 22:35:36,519 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-06 22:35:36,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-06 22:35:36,520 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-06 22:35:36,520 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-06 22:35:36,520 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-06 22:35:36,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-06 22:35:36,520 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-06 22:35:36,521 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-06 22:35:36,521 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-06 22:35:36,521 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-06 22:35:36,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-06 22:35:36,521 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-06 22:35:36,522 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-06 22:35:36,522 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-06 22:35:36,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-06 22:35:36,928 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-06 22:35:36,932 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-06 22:35:36,933 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-06 22:35:36,934 INFO L275 PluginConnector]: CDTParser initialized [2020-11-06 22:35:36,935 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label07.c [2020-11-06 22:35:37,018 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3245941d0/911c68834f97417d98c6d42801e61924/FLAG9adaf09e4 [2020-11-06 22:35:37,845 INFO L306 CDTParser]: Found 1 translation units. [2020-11-06 22:35:37,846 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label07.c [2020-11-06 22:35:37,861 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3245941d0/911c68834f97417d98c6d42801e61924/FLAG9adaf09e4 [2020-11-06 22:35:38,093 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3245941d0/911c68834f97417d98c6d42801e61924 [2020-11-06 22:35:38,100 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-06 22:35:38,111 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-06 22:35:38,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-06 22:35:38,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-06 22:35:38,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-06 22:35:38,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:35:38" (1/1) ... [2020-11-06 22:35:38,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49a5d92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:38, skipping insertion in model container [2020-11-06 22:35:38,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:35:38" (1/1) ... [2020-11-06 22:35:38,135 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-06 22:35:38,212 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-06 22:35:38,763 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-06 22:35:38,775 INFO L203 MainTranslator]: Completed pre-run [2020-11-06 22:35:38,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-06 22:35:38,936 INFO L208 MainTranslator]: Completed translation [2020-11-06 22:35:38,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:38 WrapperNode [2020-11-06 22:35:38,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-06 22:35:38,939 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-06 22:35:38,940 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-06 22:35:38,940 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-06 22:35:38,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:38" (1/1) ... [2020-11-06 22:35:38,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:38" (1/1) ... [2020-11-06 22:35:38,991 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:38" (1/1) ... [2020-11-06 22:35:38,993 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:38" (1/1) ... [2020-11-06 22:35:39,042 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:38" (1/1) ... [2020-11-06 22:35:39,053 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:38" (1/1) ... [2020-11-06 22:35:39,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:38" (1/1) ... [2020-11-06 22:35:39,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-06 22:35:39,066 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-06 22:35:39,066 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-06 22:35:39,066 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-06 22:35:39,067 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:38" (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 22:35:39,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-11-06 22:35:39,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-06 22:35:39,153 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-06 22:35:39,153 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-11-06 22:35:39,153 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-11-06 22:35:39,154 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-11-06 22:35:39,154 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-11-06 22:35:39,154 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-11-06 22:35:39,154 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-06 22:35:39,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-06 22:35:39,155 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-11-06 22:35:39,155 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-11-06 22:35:39,155 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-11-06 22:35:39,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-11-06 22:35:39,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-06 22:35:39,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-06 22:35:39,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-06 22:35:39,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-06 22:35:39,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-06 22:35:40,903 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-06 22:35:40,903 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-11-06 22:35:40,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:35:40 BoogieIcfgContainer [2020-11-06 22:35:40,907 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-06 22:35:40,909 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-06 22:35:40,909 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-06 22:35:40,913 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-06 22:35:40,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:35:38" (1/3) ... [2020-11-06 22:35:40,914 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1742edbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:35:40, skipping insertion in model container [2020-11-06 22:35:40,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:38" (2/3) ... [2020-11-06 22:35:40,915 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1742edbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:35:40, skipping insertion in model container [2020-11-06 22:35:40,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:35:40" (3/3) ... [2020-11-06 22:35:40,917 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem02_label07.c [2020-11-06 22:35:40,934 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-06 22:35:40,944 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-06 22:35:40,958 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-06 22:35:40,988 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-06 22:35:40,988 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-06 22:35:40,988 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-06 22:35:40,988 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-06 22:35:40,989 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-06 22:35:40,989 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-06 22:35:40,989 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-06 22:35:40,989 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-06 22:35:41,031 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states. [2020-11-06 22:35:41,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-11-06 22:35:41,047 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:35:41,048 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, 1, 1, 1, 1] [2020-11-06 22:35:41,049 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:35:41,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:35:41,056 INFO L82 PathProgramCache]: Analyzing trace with hash 1195699149, now seen corresponding path program 1 times [2020-11-06 22:35:41,066 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:35:41,067 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815450694] [2020-11-06 22:35:41,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:35:41,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:35:41,753 WARN L194 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-11-06 22:35:41,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:35:41,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:35:41,843 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 22:35:41,844 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815450694] [2020-11-06 22:35:41,844 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 22:35:41,845 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-06 22:35:41,846 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600118223] [2020-11-06 22:35:41,852 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-06 22:35:41,852 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:35:41,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-06 22:35:41,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-06 22:35:41,872 INFO L87 Difference]: Start difference. First operand 240 states. Second operand 4 states. [2020-11-06 22:35:42,105 WARN L194 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-11-06 22:35:44,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:35:44,276 INFO L93 Difference]: Finished difference Result 667 states and 1119 transitions. [2020-11-06 22:35:44,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-06 22:35:44,278 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 146 [2020-11-06 22:35:44,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:35:44,315 INFO L225 Difference]: With dead ends: 667 [2020-11-06 22:35:44,315 INFO L226 Difference]: Without dead ends: 342 [2020-11-06 22:35:44,332 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-06 22:35:44,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2020-11-06 22:35:44,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 338. [2020-11-06 22:35:44,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 338 states. [2020-11-06 22:35:44,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 489 transitions. [2020-11-06 22:35:44,433 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 489 transitions. Word has length 146 [2020-11-06 22:35:44,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:35:44,434 INFO L481 AbstractCegarLoop]: Abstraction has 338 states and 489 transitions. [2020-11-06 22:35:44,434 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-06 22:35:44,435 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 489 transitions. [2020-11-06 22:35:44,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-11-06 22:35:44,442 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:35:44,442 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-06 22:35:44,442 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-06 22:35:44,443 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:35:44,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:35:44,444 INFO L82 PathProgramCache]: Analyzing trace with hash 1547784449, now seen corresponding path program 1 times [2020-11-06 22:35:44,444 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:35:44,444 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674248345] [2020-11-06 22:35:44,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:35:44,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:35:44,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:35:44,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:35:44,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-11-06 22:35:44,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:35:44,784 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 22:35:44,784 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674248345] [2020-11-06 22:35:44,785 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 22:35:44,785 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-06 22:35:44,785 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338837179] [2020-11-06 22:35:44,788 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-06 22:35:44,789 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:35:44,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-06 22:35:44,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-06 22:35:44,819 INFO L87 Difference]: Start difference. First operand 338 states and 489 transitions. Second operand 7 states. [2020-11-06 22:35:44,970 WARN L194 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-11-06 22:35:46,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:35:46,930 INFO L93 Difference]: Finished difference Result 991 states and 1464 transitions. [2020-11-06 22:35:46,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-06 22:35:46,932 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 154 [2020-11-06 22:35:46,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:35:46,943 INFO L225 Difference]: With dead ends: 991 [2020-11-06 22:35:46,943 INFO L226 Difference]: Without dead ends: 659 [2020-11-06 22:35:46,946 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2020-11-06 22:35:46,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 659 states. [2020-11-06 22:35:47,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 659 to 643. [2020-11-06 22:35:47,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 643 states. [2020-11-06 22:35:47,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 643 states and 883 transitions. [2020-11-06 22:35:47,018 INFO L78 Accepts]: Start accepts. Automaton has 643 states and 883 transitions. Word has length 154 [2020-11-06 22:35:47,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:35:47,019 INFO L481 AbstractCegarLoop]: Abstraction has 643 states and 883 transitions. [2020-11-06 22:35:47,019 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-06 22:35:47,019 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 883 transitions. [2020-11-06 22:35:47,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-11-06 22:35:47,026 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:35:47,027 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-06 22:35:47,027 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-06 22:35:47,027 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:35:47,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:35:47,028 INFO L82 PathProgramCache]: Analyzing trace with hash -1107486776, now seen corresponding path program 1 times [2020-11-06 22:35:47,028 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:35:47,028 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880699435] [2020-11-06 22:35:47,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:35:47,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:35:47,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:35:47,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:35:47,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-11-06 22:35:47,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:35:47,311 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 22:35:47,311 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880699435] [2020-11-06 22:35:47,311 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 22:35:47,311 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-06 22:35:47,312 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342585628] [2020-11-06 22:35:47,312 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-06 22:35:47,313 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:35:47,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-06 22:35:47,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-06 22:35:47,314 INFO L87 Difference]: Start difference. First operand 643 states and 883 transitions. Second operand 7 states. [2020-11-06 22:35:49,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:35:49,400 INFO L93 Difference]: Finished difference Result 1925 states and 2786 transitions. [2020-11-06 22:35:49,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-06 22:35:49,401 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 157 [2020-11-06 22:35:49,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:35:49,413 INFO L225 Difference]: With dead ends: 1925 [2020-11-06 22:35:49,413 INFO L226 Difference]: Without dead ends: 1288 [2020-11-06 22:35:49,417 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 22:35:49,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1288 states. [2020-11-06 22:35:49,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1288 to 1256. [2020-11-06 22:35:49,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1256 states. [2020-11-06 22:35:49,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1256 states and 1691 transitions. [2020-11-06 22:35:49,483 INFO L78 Accepts]: Start accepts. Automaton has 1256 states and 1691 transitions. Word has length 157 [2020-11-06 22:35:49,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:35:49,483 INFO L481 AbstractCegarLoop]: Abstraction has 1256 states and 1691 transitions. [2020-11-06 22:35:49,484 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-06 22:35:49,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 1691 transitions. [2020-11-06 22:35:49,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-11-06 22:35:49,490 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:35:49,490 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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, 1, 1, 1, 1, 1] [2020-11-06 22:35:49,490 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-06 22:35:49,491 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:35:49,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:35:49,491 INFO L82 PathProgramCache]: Analyzing trace with hash -1426727955, now seen corresponding path program 1 times [2020-11-06 22:35:49,492 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:35:49,492 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855437864] [2020-11-06 22:35:49,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:35:49,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:35:49,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:35:49,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:35:49,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-11-06 22:35:49,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:35:49,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-11-06 22:35:49,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:35:49,843 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-06 22:35:49,844 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855437864] [2020-11-06 22:35:49,845 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2098721501] [2020-11-06 22:35:49,845 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 22:35:50,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:35:50,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-06 22:35:50,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-06 22:35:50,359 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-06 22:35:50,360 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-06 22:35:50,360 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 10 [2020-11-06 22:35:50,361 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870152210] [2020-11-06 22:35:50,361 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-06 22:35:50,362 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:35:50,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-06 22:35:50,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-11-06 22:35:50,364 INFO L87 Difference]: Start difference. First operand 1256 states and 1691 transitions. Second operand 5 states. [2020-11-06 22:35:51,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:35:51,597 INFO L93 Difference]: Finished difference Result 3746 states and 5150 transitions. [2020-11-06 22:35:51,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-06 22:35:51,598 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 166 [2020-11-06 22:35:51,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:35:51,635 INFO L225 Difference]: With dead ends: 3746 [2020-11-06 22:35:51,636 INFO L226 Difference]: Without dead ends: 2496 [2020-11-06 22:35:51,641 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-11-06 22:35:51,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2496 states. [2020-11-06 22:35:51,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2496 to 2456. [2020-11-06 22:35:51,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2456 states. [2020-11-06 22:35:51,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 2456 states and 3039 transitions. [2020-11-06 22:35:51,761 INFO L78 Accepts]: Start accepts. Automaton has 2456 states and 3039 transitions. Word has length 166 [2020-11-06 22:35:51,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:35:51,761 INFO L481 AbstractCegarLoop]: Abstraction has 2456 states and 3039 transitions. [2020-11-06 22:35:51,761 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-06 22:35:51,762 INFO L276 IsEmpty]: Start isEmpty. Operand 2456 states and 3039 transitions. [2020-11-06 22:35:51,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-11-06 22:35:51,771 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:35:51,772 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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, 1, 1, 1, 1] [2020-11-06 22:35:51,985 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-06 22:35:51,986 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:35:51,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:35:51,988 INFO L82 PathProgramCache]: Analyzing trace with hash -1571091560, now seen corresponding path program 1 times [2020-11-06 22:35:51,988 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:35:51,989 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518593616] [2020-11-06 22:35:51,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:35:52,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:35:52,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:35:52,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:35:52,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-11-06 22:35:52,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:35:52,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-11-06 22:35:52,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:35:52,288 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-06 22:35:52,288 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518593616] [2020-11-06 22:35:52,288 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2135279290] [2020-11-06 22:35:52,289 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 22:35:52,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:35:52,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-06 22:35:52,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-06 22:35:52,661 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-06 22:35:52,661 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-06 22:35:52,661 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2020-11-06 22:35:52,662 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667263469] [2020-11-06 22:35:52,663 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-06 22:35:52,664 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:35:52,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-06 22:35:52,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-11-06 22:35:52,665 INFO L87 Difference]: Start difference. First operand 2456 states and 3039 transitions. Second operand 3 states. [2020-11-06 22:35:53,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:35:53,437 INFO L93 Difference]: Finished difference Result 5932 states and 7628 transitions. [2020-11-06 22:35:53,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-06 22:35:53,438 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 167 [2020-11-06 22:35:53,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:35:53,459 INFO L225 Difference]: With dead ends: 5932 [2020-11-06 22:35:53,459 INFO L226 Difference]: Without dead ends: 3482 [2020-11-06 22:35:53,467 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-11-06 22:35:53,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3482 states. [2020-11-06 22:35:53,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3482 to 3478. [2020-11-06 22:35:53,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3478 states. [2020-11-06 22:35:53,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 3478 states and 4372 transitions. [2020-11-06 22:35:53,622 INFO L78 Accepts]: Start accepts. Automaton has 3478 states and 4372 transitions. Word has length 167 [2020-11-06 22:35:53,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:35:53,623 INFO L481 AbstractCegarLoop]: Abstraction has 3478 states and 4372 transitions. [2020-11-06 22:35:53,623 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-06 22:35:53,623 INFO L276 IsEmpty]: Start isEmpty. Operand 3478 states and 4372 transitions. [2020-11-06 22:35:53,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2020-11-06 22:35:53,635 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:35:53,635 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1] [2020-11-06 22:35:53,849 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-06 22:35:53,850 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:35:53,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:35:53,851 INFO L82 PathProgramCache]: Analyzing trace with hash -178626879, now seen corresponding path program 1 times [2020-11-06 22:35:53,851 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:35:53,851 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96079635] [2020-11-06 22:35:53,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:35:53,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:35:54,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:35:54,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:35:54,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-11-06 22:35:54,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:35:54,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-11-06 22:35:54,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:35:54,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-11-06 22:35:54,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:35:54,122 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 34 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-06 22:35:54,123 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96079635] [2020-11-06 22:35:54,123 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1130265347] [2020-11-06 22:35:54,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-06 22:35:54,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:35:54,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 539 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-06 22:35:54,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-06 22:35:54,394 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 39 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-06 22:35:54,395 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-06 22:35:54,395 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5] total 12 [2020-11-06 22:35:54,395 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905772641] [2020-11-06 22:35:54,396 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-11-06 22:35:54,396 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:35:54,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-11-06 22:35:54,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-11-06 22:35:54,397 INFO L87 Difference]: Start difference. First operand 3478 states and 4372 transitions. Second operand 12 states. [2020-11-06 22:35:54,601 WARN L194 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2020-11-06 22:35:55,900 WARN L194 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2020-11-06 22:35:59,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:35:59,628 INFO L93 Difference]: Finished difference Result 8053 states and 10252 transitions. [2020-11-06 22:35:59,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-11-06 22:35:59,629 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 176 [2020-11-06 22:35:59,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:35:59,653 INFO L225 Difference]: With dead ends: 8053 [2020-11-06 22:35:59,654 INFO L226 Difference]: Without dead ends: 4581 [2020-11-06 22:35:59,665 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=195, Invalid=675, Unknown=0, NotChecked=0, Total=870 [2020-11-06 22:35:59,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4581 states. [2020-11-06 22:35:59,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4581 to 4105. [2020-11-06 22:35:59,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4105 states. [2020-11-06 22:35:59,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4105 states to 4105 states and 4666 transitions. [2020-11-06 22:35:59,832 INFO L78 Accepts]: Start accepts. Automaton has 4105 states and 4666 transitions. Word has length 176 [2020-11-06 22:35:59,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:35:59,832 INFO L481 AbstractCegarLoop]: Abstraction has 4105 states and 4666 transitions. [2020-11-06 22:35:59,832 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-11-06 22:35:59,833 INFO L276 IsEmpty]: Start isEmpty. Operand 4105 states and 4666 transitions. [2020-11-06 22:35:59,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-11-06 22:35:59,844 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:35:59,844 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, 1, 1, 1, 1] [2020-11-06 22:36:00,058 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-06 22:36:00,059 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:36:00,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:36:00,060 INFO L82 PathProgramCache]: Analyzing trace with hash 1081967221, now seen corresponding path program 1 times [2020-11-06 22:36:00,061 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:36:00,061 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086348834] [2020-11-06 22:36:00,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:36:00,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:00,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:36:00,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:00,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-11-06 22:36:00,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:00,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-11-06 22:36:00,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:00,564 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 22:36:00,565 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086348834] [2020-11-06 22:36:00,565 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [924281613] [2020-11-06 22:36:00,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-06 22:36:00,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:00,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-06 22:36:00,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-06 22:36:00,832 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 22:36:00,833 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-06 22:36:00,833 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2020-11-06 22:36:00,833 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230876945] [2020-11-06 22:36:00,834 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-06 22:36:00,834 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:36:00,835 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-06 22:36:00,835 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-11-06 22:36:00,835 INFO L87 Difference]: Start difference. First operand 4105 states and 4666 transitions. Second operand 3 states. [2020-11-06 22:36:01,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:36:01,662 INFO L93 Difference]: Finished difference Result 8204 states and 9326 transitions. [2020-11-06 22:36:01,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-06 22:36:01,667 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 181 [2020-11-06 22:36:01,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:36:01,692 INFO L225 Difference]: With dead ends: 8204 [2020-11-06 22:36:01,692 INFO L226 Difference]: Without dead ends: 4105 [2020-11-06 22:36:01,706 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-11-06 22:36:01,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4105 states. [2020-11-06 22:36:01,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4105 to 3817. [2020-11-06 22:36:01,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3817 states. [2020-11-06 22:36:01,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3817 states to 3817 states and 4133 transitions. [2020-11-06 22:36:01,830 INFO L78 Accepts]: Start accepts. Automaton has 3817 states and 4133 transitions. Word has length 181 [2020-11-06 22:36:01,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:36:01,831 INFO L481 AbstractCegarLoop]: Abstraction has 3817 states and 4133 transitions. [2020-11-06 22:36:01,831 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-06 22:36:01,831 INFO L276 IsEmpty]: Start isEmpty. Operand 3817 states and 4133 transitions. [2020-11-06 22:36:01,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2020-11-06 22:36:01,843 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:36:01,843 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:36:02,058 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-06 22:36:02,059 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:36:02,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:36:02,060 INFO L82 PathProgramCache]: Analyzing trace with hash -76724473, now seen corresponding path program 1 times [2020-11-06 22:36:02,060 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:36:02,061 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070100800] [2020-11-06 22:36:02,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:36:02,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:02,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:36:02,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:02,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-11-06 22:36:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:02,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-11-06 22:36:02,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:02,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-11-06 22:36:02,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:02,406 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 54 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-06 22:36:02,406 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070100800] [2020-11-06 22:36:02,407 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1600983458] [2020-11-06 22:36:02,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-06 22:36:02,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:02,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-06 22:36:02,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-06 22:36:02,654 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 62 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-06 22:36:02,655 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-06 22:36:02,655 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 10 [2020-11-06 22:36:02,655 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861161538] [2020-11-06 22:36:02,656 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-06 22:36:02,656 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:36:02,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-06 22:36:02,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-11-06 22:36:02,659 INFO L87 Difference]: Start difference. First operand 3817 states and 4133 transitions. Second operand 10 states. [2020-11-06 22:36:04,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:36:04,809 INFO L93 Difference]: Finished difference Result 7962 states and 8648 transitions. [2020-11-06 22:36:04,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-06 22:36:04,809 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 199 [2020-11-06 22:36:04,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:36:04,826 INFO L225 Difference]: With dead ends: 7962 [2020-11-06 22:36:04,827 INFO L226 Difference]: Without dead ends: 3534 [2020-11-06 22:36:04,837 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2020-11-06 22:36:04,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3534 states. [2020-11-06 22:36:04,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3534 to 3362. [2020-11-06 22:36:04,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3362 states. [2020-11-06 22:36:04,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3362 states to 3362 states and 3577 transitions. [2020-11-06 22:36:04,961 INFO L78 Accepts]: Start accepts. Automaton has 3362 states and 3577 transitions. Word has length 199 [2020-11-06 22:36:04,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:36:04,961 INFO L481 AbstractCegarLoop]: Abstraction has 3362 states and 3577 transitions. [2020-11-06 22:36:04,961 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-11-06 22:36:04,961 INFO L276 IsEmpty]: Start isEmpty. Operand 3362 states and 3577 transitions. [2020-11-06 22:36:04,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-11-06 22:36:04,974 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:36:04,975 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:36:05,188 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-06 22:36:05,189 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:36:05,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:36:05,190 INFO L82 PathProgramCache]: Analyzing trace with hash -143157257, now seen corresponding path program 1 times [2020-11-06 22:36:05,190 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:36:05,190 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351994454] [2020-11-06 22:36:05,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:36:05,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:05,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:36:05,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:05,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-11-06 22:36:05,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:05,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-11-06 22:36:05,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:05,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-11-06 22:36:05,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:05,423 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 66 proven. 12 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-11-06 22:36:05,424 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351994454] [2020-11-06 22:36:05,424 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1965745606] [2020-11-06 22:36:05,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-06 22:36:05,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:36:05,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-06 22:36:05,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-06 22:36:05,666 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 79 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-06 22:36:05,667 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-06 22:36:05,667 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2020-11-06 22:36:05,667 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303353960] [2020-11-06 22:36:05,668 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-06 22:36:05,668 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:36:05,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-06 22:36:05,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-11-06 22:36:05,669 INFO L87 Difference]: Start difference. First operand 3362 states and 3577 transitions. Second operand 10 states. [2020-11-06 22:36:06,086 WARN L194 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2020-11-06 22:36:06,524 WARN L194 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-11-06 22:36:07,104 WARN L194 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2020-11-06 22:36:08,007 WARN L194 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2020-11-06 22:36:08,829 WARN L194 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-11-06 22:36:11,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:36:11,369 INFO L93 Difference]: Finished difference Result 8030 states and 8579 transitions. [2020-11-06 22:36:11,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-11-06 22:36:11,370 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 207 [2020-11-06 22:36:11,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:36:11,371 INFO L225 Difference]: With dead ends: 8030 [2020-11-06 22:36:11,371 INFO L226 Difference]: Without dead ends: 0 [2020-11-06 22:36:11,384 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 225 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=137, Invalid=463, Unknown=0, NotChecked=0, Total=600 [2020-11-06 22:36:11,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-06 22:36:11,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-06 22:36:11,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-06 22:36:11,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-06 22:36:11,385 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 207 [2020-11-06 22:36:11,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:36:11,386 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-06 22:36:11,386 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-11-06 22:36:11,386 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-06 22:36:11,386 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-06 22:36:11,600 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-06 22:36:11,603 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-06 22:36:12,426 WARN L194 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 149 [2020-11-06 22:36:12,582 WARN L194 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 149 [2020-11-06 22:36:12,771 WARN L194 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 29 [2020-11-06 22:36:15,581 WARN L194 SmtUtils]: Spent 2.80 s on a formula simplification. DAG size of input: 210 DAG size of output: 78 [2020-11-06 22:36:15,739 WARN L194 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2020-11-06 22:36:16,176 WARN L194 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 49 [2020-11-06 22:36:17,138 WARN L194 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 62 [2020-11-06 22:36:18,097 WARN L194 SmtUtils]: Spent 956.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 62 [2020-11-06 22:36:18,101 INFO L266 CegarLoopResult]: For program point reach_errorEXIT(line 4) no Hoare annotation was computed. [2020-11-06 22:36:18,102 INFO L269 CegarLoopResult]: At program point reach_errorENTRY(line 4) the Hoare annotation is: true [2020-11-06 22:36:18,102 INFO L266 CegarLoopResult]: For program point reach_errorFINAL(line 4) no Hoare annotation was computed. [2020-11-06 22:36:18,102 INFO L266 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-11-06 22:36:18,102 INFO L266 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-11-06 22:36:18,102 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|) (= |old(#NULL.base)| |#NULL.base|) (= |#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)|) (= ~y~0 |old(~y~0)|) (= ~a17~0 |old(~a17~0)|) (= ~c~0 |old(~c~0)|) (= ~a25~0 |old(~a25~0)|) (= ~z~0 |old(~z~0)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |old(#t~string6.offset)| |#t~string6.offset|) (= ~a~0 |old(~a~0)|) (= ~x~0 |old(~x~0)|) (= ~d~0 |old(~d~0)|) (= |old(#t~string7.base)| |#t~string7.base|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~v~0 |old(~v~0)|)) [2020-11-06 22:36:18,102 INFO L266 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-11-06 22:36:18,103 INFO L266 CegarLoopResult]: For program point L597(line 597) no Hoare annotation was computed. [2020-11-06 22:36:18,103 INFO L266 CegarLoopResult]: For program point L564(line 564) no Hoare annotation was computed. [2020-11-06 22:36:18,103 INFO L266 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-11-06 22:36:18,103 INFO L266 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-11-06 22:36:18,103 INFO L266 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-11-06 22:36:18,103 INFO L266 CegarLoopResult]: For program point L432(line 432) no Hoare annotation was computed. [2020-11-06 22:36:18,103 INFO L266 CegarLoopResult]: For program point L333(lines 333 415) no Hoare annotation was computed. [2020-11-06 22:36:18,103 INFO L266 CegarLoopResult]: For program point L300(lines 300 309) no Hoare annotation was computed. [2020-11-06 22:36:18,104 INFO L266 CegarLoopResult]: For program point L234(lines 234 415) no Hoare annotation was computed. [2020-11-06 22:36:18,104 INFO L266 CegarLoopResult]: For program point L300-2(lines 300 309) no Hoare annotation was computed. [2020-11-06 22:36:18,104 INFO L266 CegarLoopResult]: For program point L400(lines 400 415) no Hoare annotation was computed. [2020-11-06 22:36:18,104 INFO L266 CegarLoopResult]: For program point L334(lines 334 337) no Hoare annotation was computed. [2020-11-06 22:36:18,104 INFO L266 CegarLoopResult]: For program point L334-2(lines 334 337) no Hoare annotation was computed. [2020-11-06 22:36:18,104 INFO L266 CegarLoopResult]: For program point L136(lines 136 415) no Hoare annotation was computed. [2020-11-06 22:36:18,105 INFO L266 CegarLoopResult]: For program point L37(lines 37 415) no Hoare annotation was computed. [2020-11-06 22:36:18,105 INFO L266 CegarLoopResult]: For program point L566-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,105 INFO L266 CegarLoopResult]: For program point L533-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,105 INFO L266 CegarLoopResult]: For program point L500-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,105 INFO L266 CegarLoopResult]: For program point L467-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,105 INFO L266 CegarLoopResult]: For program point L434-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,105 INFO L266 CegarLoopResult]: For program point L236(lines 236 415) no Hoare annotation was computed. [2020-11-06 22:36:18,106 INFO L266 CegarLoopResult]: For program point L71(lines 71 415) no Hoare annotation was computed. [2020-11-06 22:36:18,106 INFO L266 CegarLoopResult]: For program point L567(line 567) no Hoare annotation was computed. [2020-11-06 22:36:18,106 INFO L266 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-11-06 22:36:18,106 INFO L266 CegarLoopResult]: For program point L501(line 501) no Hoare annotation was computed. [2020-11-06 22:36:18,106 INFO L266 CegarLoopResult]: For program point L468(line 468) no Hoare annotation was computed. [2020-11-06 22:36:18,106 INFO L266 CegarLoopResult]: For program point L435(line 435) no Hoare annotation was computed. [2020-11-06 22:36:18,106 INFO L266 CegarLoopResult]: For program point L204(lines 204 415) no Hoare annotation was computed. [2020-11-06 22:36:18,106 INFO L266 CegarLoopResult]: For program point L171(lines 171 415) no Hoare annotation was computed. [2020-11-06 22:36:18,106 INFO L266 CegarLoopResult]: For program point L370(lines 370 415) no Hoare annotation was computed. [2020-11-06 22:36:18,107 INFO L266 CegarLoopResult]: For program point L205(lines 205 212) no Hoare annotation was computed. [2020-11-06 22:36:18,107 INFO L266 CegarLoopResult]: For program point L205-2(lines 205 212) no Hoare annotation was computed. [2020-11-06 22:36:18,107 INFO L266 CegarLoopResult]: For program point L40(lines 40 415) no Hoare annotation was computed. [2020-11-06 22:36:18,107 INFO L266 CegarLoopResult]: For program point L569-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,107 INFO L266 CegarLoopResult]: For program point L536-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,107 INFO L266 CegarLoopResult]: For program point L503-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,107 INFO L266 CegarLoopResult]: For program point L470-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,107 INFO L266 CegarLoopResult]: For program point L404(lines 404 415) no Hoare annotation was computed. [2020-11-06 22:36:18,107 INFO L266 CegarLoopResult]: For program point L437-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,107 INFO L266 CegarLoopResult]: For program point L239(lines 239 415) no Hoare annotation was computed. [2020-11-06 22:36:18,108 INFO L266 CegarLoopResult]: For program point L570(line 570) no Hoare annotation was computed. [2020-11-06 22:36:18,108 INFO L266 CegarLoopResult]: For program point L537(line 537) no Hoare annotation was computed. [2020-11-06 22:36:18,108 INFO L266 CegarLoopResult]: For program point L504(line 504) no Hoare annotation was computed. [2020-11-06 22:36:18,108 INFO L266 CegarLoopResult]: For program point L471(line 471) no Hoare annotation was computed. [2020-11-06 22:36:18,108 INFO L266 CegarLoopResult]: For program point L438(line 438) no Hoare annotation was computed. [2020-11-06 22:36:18,108 INFO L266 CegarLoopResult]: For program point L339(lines 339 415) no Hoare annotation was computed. [2020-11-06 22:36:18,108 INFO L266 CegarLoopResult]: For program point L240(lines 240 248) no Hoare annotation was computed. [2020-11-06 22:36:18,108 INFO L266 CegarLoopResult]: For program point L240-2(lines 240 248) no Hoare annotation was computed. [2020-11-06 22:36:18,108 INFO L266 CegarLoopResult]: For program point L141(lines 141 415) no Hoare annotation was computed. [2020-11-06 22:36:18,108 INFO L266 CegarLoopResult]: For program point L108(lines 108 415) no Hoare annotation was computed. [2020-11-06 22:36:18,109 INFO L266 CegarLoopResult]: For program point L406(lines 406 415) no Hoare annotation was computed. [2020-11-06 22:36:18,109 INFO L266 CegarLoopResult]: For program point L340(lines 340 349) no Hoare annotation was computed. [2020-11-06 22:36:18,109 INFO L266 CegarLoopResult]: For program point L340-2(lines 340 349) no Hoare annotation was computed. [2020-11-06 22:36:18,109 INFO L266 CegarLoopResult]: For program point L76(lines 76 415) no Hoare annotation was computed. [2020-11-06 22:36:18,109 INFO L266 CegarLoopResult]: For program point L572-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,109 INFO L266 CegarLoopResult]: For program point L539-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,109 INFO L266 CegarLoopResult]: For program point L506-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,109 INFO L266 CegarLoopResult]: For program point L473-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,109 INFO L266 CegarLoopResult]: For program point L440-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,109 INFO L266 CegarLoopResult]: For program point L77(lines 77 82) no Hoare annotation was computed. [2020-11-06 22:36:18,110 INFO L266 CegarLoopResult]: For program point L44(lines 44 415) no Hoare annotation was computed. [2020-11-06 22:36:18,110 INFO L266 CegarLoopResult]: For program point L77-2(lines 77 82) no Hoare annotation was computed. [2020-11-06 22:36:18,110 INFO L266 CegarLoopResult]: For program point L573(line 573) no Hoare annotation was computed. [2020-11-06 22:36:18,110 INFO L266 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-11-06 22:36:18,110 INFO L266 CegarLoopResult]: For program point L507(line 507) no Hoare annotation was computed. [2020-11-06 22:36:18,110 INFO L266 CegarLoopResult]: For program point L474(line 474) no Hoare annotation was computed. [2020-11-06 22:36:18,110 INFO L266 CegarLoopResult]: For program point L441(line 441) no Hoare annotation was computed. [2020-11-06 22:36:18,110 INFO L266 CegarLoopResult]: For program point L177(lines 177 415) no Hoare annotation was computed. [2020-11-06 22:36:18,110 INFO L266 CegarLoopResult]: For program point L409(lines 409 415) no Hoare annotation was computed. [2020-11-06 22:36:18,110 INFO L266 CegarLoopResult]: For program point L145(lines 145 415) no Hoare annotation was computed. [2020-11-06 22:36:18,111 INFO L266 CegarLoopResult]: For program point L575-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,111 INFO L266 CegarLoopResult]: For program point L542-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,111 INFO L266 CegarLoopResult]: For program point L509-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,111 INFO L266 CegarLoopResult]: For program point L476-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,111 INFO L266 CegarLoopResult]: For program point L443-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,111 INFO L266 CegarLoopResult]: For program point L377(lines 377 415) no Hoare annotation was computed. [2020-11-06 22:36:18,111 INFO L266 CegarLoopResult]: For program point L311(lines 311 415) no Hoare annotation was computed. [2020-11-06 22:36:18,111 INFO L266 CegarLoopResult]: For program point L278(lines 278 415) no Hoare annotation was computed. [2020-11-06 22:36:18,111 INFO L266 CegarLoopResult]: For program point L576(line 576) no Hoare annotation was computed. [2020-11-06 22:36:18,112 INFO L266 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2020-11-06 22:36:18,112 INFO L266 CegarLoopResult]: For program point L510(line 510) no Hoare annotation was computed. [2020-11-06 22:36:18,112 INFO L266 CegarLoopResult]: For program point L477(line 477) no Hoare annotation was computed. [2020-11-06 22:36:18,112 INFO L266 CegarLoopResult]: For program point L444(line 444) no Hoare annotation was computed. [2020-11-06 22:36:18,112 INFO L266 CegarLoopResult]: For program point L411(lines 411 415) no Hoare annotation was computed. [2020-11-06 22:36:18,112 INFO L266 CegarLoopResult]: For program point L214(lines 214 415) no Hoare annotation was computed. [2020-11-06 22:36:18,112 INFO L266 CegarLoopResult]: For program point L181(lines 181 415) no Hoare annotation was computed. [2020-11-06 22:36:18,112 INFO L266 CegarLoopResult]: For program point L115(lines 115 415) no Hoare annotation was computed. [2020-11-06 22:36:18,112 INFO L266 CegarLoopResult]: For program point L49(lines 49 415) no Hoare annotation was computed. [2020-11-06 22:36:18,112 INFO L266 CegarLoopResult]: For program point L578-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,112 INFO L266 CegarLoopResult]: For program point L545-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,113 INFO L266 CegarLoopResult]: For program point L512-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,113 INFO L266 CegarLoopResult]: For program point L479-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,113 INFO L266 CegarLoopResult]: For program point L446-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,113 INFO L266 CegarLoopResult]: For program point L380(lines 380 415) no Hoare annotation was computed. [2020-11-06 22:36:18,113 INFO L266 CegarLoopResult]: For program point L579(line 579) no Hoare annotation was computed. [2020-11-06 22:36:18,113 INFO L266 CegarLoopResult]: For program point L546(line 546) no Hoare annotation was computed. [2020-11-06 22:36:18,113 INFO L266 CegarLoopResult]: For program point L513(line 513) no Hoare annotation was computed. [2020-11-06 22:36:18,113 INFO L266 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-11-06 22:36:18,113 INFO L266 CegarLoopResult]: For program point L447(line 447) no Hoare annotation was computed. [2020-11-06 22:36:18,114 INFO L266 CegarLoopResult]: For program point L282(lines 282 415) no Hoare annotation was computed. [2020-11-06 22:36:18,114 INFO L266 CegarLoopResult]: For program point L150(lines 150 415) no Hoare annotation was computed. [2020-11-06 22:36:18,114 INFO L266 CegarLoopResult]: For program point L84(lines 84 415) no Hoare annotation was computed. [2020-11-06 22:36:18,114 INFO L266 CegarLoopResult]: For program point calculate_outputFINAL(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,114 INFO L266 CegarLoopResult]: For program point calculate_outputEXIT(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,114 INFO L266 CegarLoopResult]: For program point L382(lines 382 415) no Hoare annotation was computed. [2020-11-06 22:36:18,114 INFO L266 CegarLoopResult]: For program point L316(lines 316 415) no Hoare annotation was computed. [2020-11-06 22:36:18,114 INFO L266 CegarLoopResult]: For program point L250(lines 250 415) no Hoare annotation was computed. [2020-11-06 22:36:18,114 INFO L266 CegarLoopResult]: For program point L217(lines 217 415) no Hoare annotation was computed. [2020-11-06 22:36:18,114 INFO L266 CegarLoopResult]: For program point L85(lines 85 91) no Hoare annotation was computed. [2020-11-06 22:36:18,115 INFO L266 CegarLoopResult]: For program point L52(lines 52 415) no Hoare annotation was computed. [2020-11-06 22:36:18,115 INFO L266 CegarLoopResult]: For program point L85-2(lines 85 91) no Hoare annotation was computed. [2020-11-06 22:36:18,115 INFO L266 CegarLoopResult]: For program point L581-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,115 INFO L266 CegarLoopResult]: For program point L548-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,115 INFO L266 CegarLoopResult]: For program point L515-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,115 INFO L266 CegarLoopResult]: For program point L482-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,115 INFO L266 CegarLoopResult]: For program point L416(lines 416 418) no Hoare annotation was computed. [2020-11-06 22:36:18,115 INFO L266 CegarLoopResult]: For program point L449-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,115 INFO L266 CegarLoopResult]: For program point L383(lines 383 389) no Hoare annotation was computed. [2020-11-06 22:36:18,115 INFO L266 CegarLoopResult]: For program point L416-2(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,115 INFO L266 CegarLoopResult]: For program point L317(lines 317 328) no Hoare annotation was computed. [2020-11-06 22:36:18,115 INFO L266 CegarLoopResult]: For program point L383-2(lines 383 389) no Hoare annotation was computed. [2020-11-06 22:36:18,116 INFO L266 CegarLoopResult]: For program point L317-2(lines 317 328) no Hoare annotation was computed. [2020-11-06 22:36:18,116 INFO L266 CegarLoopResult]: For program point L582(line 582) no Hoare annotation was computed. [2020-11-06 22:36:18,116 INFO L266 CegarLoopResult]: For program point L549(line 549) no Hoare annotation was computed. [2020-11-06 22:36:18,116 INFO L266 CegarLoopResult]: For program point L516(line 516) no Hoare annotation was computed. [2020-11-06 22:36:18,116 INFO L266 CegarLoopResult]: For program point L483(line 483) no Hoare annotation was computed. [2020-11-06 22:36:18,116 INFO L266 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed. [2020-11-06 22:36:18,116 INFO L266 CegarLoopResult]: For program point L417(line 417) no Hoare annotation was computed. [2020-11-06 22:36:18,116 INFO L266 CegarLoopResult]: For program point L351(lines 351 415) no Hoare annotation was computed. [2020-11-06 22:36:18,116 INFO L266 CegarLoopResult]: For program point L285(lines 285 415) no Hoare annotation was computed. [2020-11-06 22:36:18,116 INFO L266 CegarLoopResult]: For program point L220(lines 220 415) no Hoare annotation was computed. [2020-11-06 22:36:18,116 INFO L266 CegarLoopResult]: For program point L187(lines 187 415) no Hoare annotation was computed. [2020-11-06 22:36:18,117 INFO L266 CegarLoopResult]: For program point L121(lines 121 415) no Hoare annotation was computed. [2020-11-06 22:36:18,117 INFO L266 CegarLoopResult]: For program point L584-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,117 INFO L266 CegarLoopResult]: For program point L551-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,117 INFO L266 CegarLoopResult]: For program point L518-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,117 INFO L266 CegarLoopResult]: For program point L485-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,117 INFO L266 CegarLoopResult]: For program point L452-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,117 INFO L266 CegarLoopResult]: For program point L419-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,117 INFO L266 CegarLoopResult]: For program point L56(lines 56 415) no Hoare annotation was computed. [2020-11-06 22:36:18,117 INFO L266 CegarLoopResult]: For program point L585(line 585) no Hoare annotation was computed. [2020-11-06 22:36:18,117 INFO L266 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-11-06 22:36:18,117 INFO L266 CegarLoopResult]: For program point L519(line 519) no Hoare annotation was computed. [2020-11-06 22:36:18,117 INFO L266 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-11-06 22:36:18,117 INFO L266 CegarLoopResult]: For program point L453(line 453) no Hoare annotation was computed. [2020-11-06 22:36:18,118 INFO L266 CegarLoopResult]: For program point L420(line 420) no Hoare annotation was computed. [2020-11-06 22:36:18,118 INFO L266 CegarLoopResult]: For program point L288(lines 288 415) no Hoare annotation was computed. [2020-11-06 22:36:18,118 INFO L266 CegarLoopResult]: For program point L255(lines 255 415) no Hoare annotation was computed. [2020-11-06 22:36:18,118 INFO L266 CegarLoopResult]: For program point L189(lines 189 415) no Hoare annotation was computed. [2020-11-06 22:36:18,118 INFO L266 CegarLoopResult]: For program point L156(lines 156 415) no Hoare annotation was computed. [2020-11-06 22:36:18,118 INFO L266 CegarLoopResult]: For program point L587-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,118 INFO L266 CegarLoopResult]: For program point L554-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,118 INFO L266 CegarLoopResult]: For program point L521-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,118 INFO L266 CegarLoopResult]: For program point L488-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,118 INFO L266 CegarLoopResult]: For program point L455-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,118 INFO L266 CegarLoopResult]: For program point L422-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,118 INFO L266 CegarLoopResult]: For program point L356(lines 356 415) no Hoare annotation was computed. [2020-11-06 22:36:18,118 INFO L266 CegarLoopResult]: For program point L191(lines 191 415) no Hoare annotation was computed. [2020-11-06 22:36:18,118 INFO L266 CegarLoopResult]: For program point L125(lines 125 415) no Hoare annotation was computed. [2020-11-06 22:36:18,118 INFO L266 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-11-06 22:36:18,119 INFO L266 CegarLoopResult]: For program point L555(line 555) no Hoare annotation was computed. [2020-11-06 22:36:18,119 INFO L266 CegarLoopResult]: For program point L522(line 522) no Hoare annotation was computed. [2020-11-06 22:36:18,119 INFO L266 CegarLoopResult]: For program point L489(line 489) no Hoare annotation was computed. [2020-11-06 22:36:18,119 INFO L262 CegarLoopResult]: At program point calculate_outputENTRY(lines 31 600) the Hoare annotation is: (let ((.cse1 (= ~a28~0 |old(~a28~0)|)) (.cse2 (= ~a17~0 |old(~a17~0)|)) (.cse3 (= ~a11~0 |old(~a11~0)|)) (.cse23 (= ~a19~0 1)) (.cse17 (= ~a25~0 1))) (let ((.cse12 (and .cse1 .cse2 .cse3 .cse23 .cse17)) (.cse8 (not (= |old(~a25~0)| 1))) (.cse5 (= ~a19~0 |old(~a19~0)|)) (.cse7 (not (<= |old(~a19~0)| 0))) (.cse19 (not (<= |old(~a28~0)| 7))) (.cse10 (not (= 0 |old(~a11~0)|))) (.cse20 (= ~a25~0 ~a11~0)) (.cse22 (= |old(~a17~0)| |old(~a28~0)|)) (.cse21 (not (= |old(~a11~0)| |old(~a25~0)|))) (.cse14 (not (<= |old(~a28~0)| 10))) (.cse11 (= 9 |old(~a28~0)|)) (.cse15 (not (= ~a28~0 9))) (.cse9 (not (= |old(~a19~0)| 1))) (.cse0 (not (<= 8 |old(~a17~0)|))) (.cse6 (not (<= |old(~a28~0)| 9))) (.cse16 (<= 9 ~a28~0)) (.cse4 (= ~a25~0 |old(~a25~0)|)) (.cse18 (<= ~a28~0 |old(~a28~0)|)) (.cse13 (not (<= 9 |old(~a28~0)|)))) (and (or .cse0 (and .cse1 .cse2 .cse3 .cse4 .cse5) .cse6 .cse7) (or .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (or .cse8 .cse14 .cse11 (and .cse15 .cse2 .cse3 .cse16 .cse17 .cse18 .cse5) .cse7 .cse13) (or .cse8 .cse9 .cse0 .cse12) (or .cse8 .cse19 (and .cse1 .cse2 .cse3 .cse17 .cse5) .cse9) (or (and .cse20 .cse2 .cse16 .cse4 .cse18 .cse5) .cse6 .cse7 .cse13 .cse21) (or .cse0 .cse10 (and .cse1 .cse20 .cse2 .cse4 .cse5) .cse7 .cse22 .cse21) (or (and .cse15 .cse2 .cse3 .cse16 .cse4 .cse18 .cse5) .cse14 .cse11 (not (<= |old(~a17~0)| 7)) .cse7 .cse13) (or .cse19 .cse9 .cse10 (and .cse1 .cse20 .cse2 .cse23 .cse4) .cse22 .cse21) (or .cse14 .cse9 .cse11 (and .cse15 .cse2 .cse3 .cse16 .cse23 .cse4 .cse18) .cse13) (or .cse9 .cse0 .cse6 (and .cse2 .cse3 .cse16 .cse23 .cse4 .cse18) .cse13)))) [2020-11-06 22:36:18,119 INFO L266 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-11-06 22:36:18,120 INFO L266 CegarLoopResult]: For program point L423(line 423) no Hoare annotation was computed. [2020-11-06 22:36:18,120 INFO L266 CegarLoopResult]: For program point L225(lines 225 415) no Hoare annotation was computed. [2020-11-06 22:36:18,120 INFO L266 CegarLoopResult]: For program point L93(lines 93 415) no Hoare annotation was computed. [2020-11-06 22:36:18,120 INFO L266 CegarLoopResult]: For program point L391(lines 391 415) no Hoare annotation was computed. [2020-11-06 22:36:18,120 INFO L266 CegarLoopResult]: For program point L193(lines 193 415) no Hoare annotation was computed. [2020-11-06 22:36:18,120 INFO L266 CegarLoopResult]: For program point L61(lines 61 415) no Hoare annotation was computed. [2020-11-06 22:36:18,120 INFO L266 CegarLoopResult]: For program point L590-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,120 INFO L266 CegarLoopResult]: For program point L557-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,120 INFO L266 CegarLoopResult]: For program point L524-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,120 INFO L266 CegarLoopResult]: For program point L491-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,120 INFO L266 CegarLoopResult]: For program point L458-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,120 INFO L266 CegarLoopResult]: For program point L425-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,120 INFO L266 CegarLoopResult]: For program point L293(lines 293 415) no Hoare annotation was computed. [2020-11-06 22:36:18,120 INFO L266 CegarLoopResult]: For program point L227(lines 227 415) no Hoare annotation was computed. [2020-11-06 22:36:18,120 INFO L266 CegarLoopResult]: For program point L161(lines 161 415) no Hoare annotation was computed. [2020-11-06 22:36:18,121 INFO L262 CegarLoopResult]: At program point L591(line 591) the Hoare annotation is: (let ((.cse3 (= |old(~a17~0)| |old(~a28~0)|)) (.cse0 (not (<= |old(~a28~0)| 7))) (.cse5 (not (<= |old(~a28~0)| 10))) (.cse4 (not (= |old(~a11~0)| |old(~a25~0)|))) (.cse10 (not (= |old(~a25~0)| 1))) (.cse2 (not (= 0 |old(~a11~0)|))) (.cse6 (= 9 |old(~a28~0)|)) (.cse1 (not (= |old(~a19~0)| 1))) (.cse7 (not (<= 9 |old(~a28~0)|))) (.cse8 (not (<= 8 |old(~a17~0)|))) (.cse11 (not (<= |old(~a28~0)| 9))) (.cse9 (not (<= |old(~a19~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse6 .cse7) (or .cse8 .cse2 .cse9 .cse3 .cse4) (or .cse5 .cse6 (not (<= |old(~a17~0)| 7)) .cse9 .cse7) (or .cse10 .cse1 .cse8) (or .cse10 .cse0 .cse1) (or .cse10 .cse5 .cse6 .cse9 .cse7) (or .cse11 .cse9 .cse7 .cse4) (or .cse10 .cse1 .cse2 .cse6 .cse7) (or .cse1 .cse8 .cse11 .cse7) (or .cse8 .cse11 .cse9))) [2020-11-06 22:36:18,121 INFO L266 CegarLoopResult]: For program point L558(line 558) no Hoare annotation was computed. [2020-11-06 22:36:18,121 INFO L266 CegarLoopResult]: For program point L591-1(line 591) no Hoare annotation was computed. [2020-11-06 22:36:18,121 INFO L266 CegarLoopResult]: For program point L525(line 525) no Hoare annotation was computed. [2020-11-06 22:36:18,121 INFO L266 CegarLoopResult]: For program point L492(line 492) no Hoare annotation was computed. [2020-11-06 22:36:18,121 INFO L266 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-11-06 22:36:18,121 INFO L266 CegarLoopResult]: For program point L426(line 426) no Hoare annotation was computed. [2020-11-06 22:36:18,121 INFO L266 CegarLoopResult]: For program point L261(lines 261 415) no Hoare annotation was computed. [2020-11-06 22:36:18,121 INFO L266 CegarLoopResult]: For program point L295(lines 295 415) no Hoare annotation was computed. [2020-11-06 22:36:18,121 INFO L266 CegarLoopResult]: For program point L196(lines 196 415) no Hoare annotation was computed. [2020-11-06 22:36:18,121 INFO L266 CegarLoopResult]: For program point L97(lines 97 415) no Hoare annotation was computed. [2020-11-06 22:36:18,121 INFO L266 CegarLoopResult]: For program point L593-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,121 INFO L266 CegarLoopResult]: For program point L560-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,122 INFO L266 CegarLoopResult]: For program point L527-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,122 INFO L266 CegarLoopResult]: For program point L494-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,122 INFO L266 CegarLoopResult]: For program point L461-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,122 INFO L266 CegarLoopResult]: For program point L428-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,122 INFO L266 CegarLoopResult]: For program point L263(lines 263 415) no Hoare annotation was computed. [2020-11-06 22:36:18,122 INFO L266 CegarLoopResult]: For program point L32(lines 32 415) no Hoare annotation was computed. [2020-11-06 22:36:18,122 INFO L266 CegarLoopResult]: For program point L594(line 594) no Hoare annotation was computed. [2020-11-06 22:36:18,122 INFO L266 CegarLoopResult]: For program point L561(line 561) no Hoare annotation was computed. [2020-11-06 22:36:18,122 INFO L266 CegarLoopResult]: For program point L528(line 528) no Hoare annotation was computed. [2020-11-06 22:36:18,122 INFO L266 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-11-06 22:36:18,122 INFO L266 CegarLoopResult]: For program point L462(line 462) no Hoare annotation was computed. [2020-11-06 22:36:18,122 INFO L266 CegarLoopResult]: For program point L429(line 429) no Hoare annotation was computed. [2020-11-06 22:36:18,122 INFO L266 CegarLoopResult]: For program point L396(lines 396 415) no Hoare annotation was computed. [2020-11-06 22:36:18,122 INFO L266 CegarLoopResult]: For program point L363(lines 363 415) no Hoare annotation was computed. [2020-11-06 22:36:18,122 INFO L266 CegarLoopResult]: For program point L330(lines 330 415) no Hoare annotation was computed. [2020-11-06 22:36:18,123 INFO L266 CegarLoopResult]: For program point L264(lines 264 276) no Hoare annotation was computed. [2020-11-06 22:36:18,123 INFO L266 CegarLoopResult]: For program point L264-2(lines 264 276) no Hoare annotation was computed. [2020-11-06 22:36:18,123 INFO L266 CegarLoopResult]: For program point L132(lines 132 415) no Hoare annotation was computed. [2020-11-06 22:36:18,123 INFO L266 CegarLoopResult]: For program point L67(lines 67 415) no Hoare annotation was computed. [2020-11-06 22:36:18,123 INFO L266 CegarLoopResult]: For program point L596-1(lines 596 598) no Hoare annotation was computed. [2020-11-06 22:36:18,123 INFO L266 CegarLoopResult]: For program point L563-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,123 INFO L266 CegarLoopResult]: For program point L530-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,123 INFO L266 CegarLoopResult]: For program point L497-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,123 INFO L266 CegarLoopResult]: For program point L464-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,123 INFO L266 CegarLoopResult]: For program point L431-1(lines 31 600) no Hoare annotation was computed. [2020-11-06 22:36:18,123 INFO L266 CegarLoopResult]: For program point L299(lines 299 415) no Hoare annotation was computed. [2020-11-06 22:36:18,123 INFO L266 CegarLoopResult]: For program point L200(lines 200 415) no Hoare annotation was computed. [2020-11-06 22:36:18,123 INFO L266 CegarLoopResult]: For program point L167(lines 167 415) no Hoare annotation was computed. [2020-11-06 22:36:18,123 INFO L266 CegarLoopResult]: For program point L101(lines 101 415) no Hoare annotation was computed. [2020-11-06 22:36:18,123 INFO L266 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-06 22:36:18,124 INFO L262 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a28~0 ~a17~0)) (= ~a25~0 ~a11~0) (= ~a19~0 1) (= ~a11~0 0) (<= ~a28~0 7)) [2020-11-06 22:36:18,124 INFO L269 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-11-06 22:36:18,124 INFO L266 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-06 22:36:18,124 INFO L262 CegarLoopResult]: At program point L608-2(lines 608 618) the Hoare annotation is: (let ((.cse0 (= 7 |old(~a28~0)|)) (.cse6 (= ~a28~0 |old(~a28~0)|)) (.cse16 (not (= ~a28~0 ~a17~0))) (.cse12 (= ~a25~0 ~a11~0)) (.cse7 (= ~a17~0 |old(~a17~0)|)) (.cse2 (= ~a19~0 1)) (.cse15 (= ~a11~0 0)) (.cse10 (<= ~a28~0 7))) (let ((.cse8 (or (and .cse16 .cse12 .cse0 .cse2 .cse15 .cse10) (and .cse6 .cse16 .cse12 .cse7 .cse2 .cse15 .cse10 (= ~a19~0 |old(~a19~0)|)))) (.cse4 (<= 8 ~a17~0)) (.cse9 (= ~a25~0 1)) (.cse11 (<= ~a19~0 0)) (.cse3 (<= ~a17~0 |old(~a17~0)|)) (.cse13 (<= ~a17~0 7)) (.cse14 (not (= ~a28~0 9))) (.cse1 (<= 9 ~a28~0)) (.cse5 (<= ~a28~0 10))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse8) (and .cse3 .cse4 .cse8) (not (= |old(~a19~0)| 1)) (and .cse0 .cse2 .cse3 .cse9 .cse10) (and .cse0 .cse11 .cse3 .cse4 (<= ~a28~0 9)) (and .cse12 .cse0 .cse11 .cse1 .cse3 .cse5 .cse13) (not (<= |old(~a28~0)| 7)) (and .cse0 .cse2 .cse3 .cse4 .cse9) (and .cse14 .cse0 .cse1 .cse2 .cse3 .cse9 .cse15) (not (= 0 |old(~a11~0)|)) (and .cse0 .cse16 .cse12 .cse11 .cse3 .cse4 .cse15) (and .cse0 .cse11 .cse3 .cse4 .cse9 .cse5) (= |old(~a17~0)| |old(~a28~0)|) (and .cse14 .cse0 .cse11 .cse1 .cse3 .cse13 .cse5) (not (= |old(~a11~0)| |old(~a25~0)|)) (and .cse14 .cse0 .cse1 .cse2 .cse5)))) [2020-11-06 22:36:18,124 INFO L262 CegarLoopResult]: At program point mainENTRY(lines 602 619) the Hoare annotation is: (or (not (<= |old(~a28~0)| 7)) (not (= |old(~a19~0)| 1)) (not (= 0 |old(~a11~0)|)) (and (= ~a28~0 |old(~a28~0)|) (= ~a25~0 ~a11~0) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 1) (= ~a25~0 |old(~a25~0)|)) (= |old(~a17~0)| |old(~a28~0)|) (not (= |old(~a11~0)| |old(~a25~0)|))) [2020-11-06 22:36:18,124 INFO L266 CegarLoopResult]: For program point L608-3(lines 602 619) no Hoare annotation was computed. [2020-11-06 22:36:18,124 INFO L266 CegarLoopResult]: For program point mainEXIT(lines 602 619) no Hoare annotation was computed. [2020-11-06 22:36:18,125 INFO L262 CegarLoopResult]: At program point L616(line 616) the Hoare annotation is: (let ((.cse0 (= 7 |old(~a28~0)|)) (.cse6 (= ~a28~0 |old(~a28~0)|)) (.cse16 (not (= ~a28~0 ~a17~0))) (.cse12 (= ~a25~0 ~a11~0)) (.cse7 (= ~a17~0 |old(~a17~0)|)) (.cse2 (= ~a19~0 1)) (.cse15 (= ~a11~0 0)) (.cse10 (<= ~a28~0 7))) (let ((.cse8 (or (and .cse16 .cse12 .cse0 .cse2 .cse15 .cse10) (and .cse6 .cse16 .cse12 .cse7 .cse2 .cse15 .cse10 (= ~a19~0 |old(~a19~0)|)))) (.cse4 (<= 8 ~a17~0)) (.cse9 (= ~a25~0 1)) (.cse11 (<= ~a19~0 0)) (.cse3 (<= ~a17~0 |old(~a17~0)|)) (.cse13 (<= ~a17~0 7)) (.cse14 (not (= ~a28~0 9))) (.cse1 (<= 9 ~a28~0)) (.cse5 (<= ~a28~0 10))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse8) (and .cse3 .cse4 .cse8) (not (= |old(~a19~0)| 1)) (and .cse0 .cse2 .cse3 .cse9 .cse10) (and .cse0 .cse11 .cse3 .cse4 (<= ~a28~0 9)) (and .cse12 .cse0 .cse11 .cse1 .cse3 .cse5 .cse13) (not (<= |old(~a28~0)| 7)) (and .cse0 .cse2 .cse3 .cse4 .cse9) (and .cse14 .cse0 .cse1 .cse2 .cse3 .cse9 .cse15) (not (= 0 |old(~a11~0)|)) (and .cse0 .cse16 .cse12 .cse11 .cse3 .cse4 .cse15) (and .cse0 .cse11 .cse3 .cse4 .cse9 .cse5) (= |old(~a17~0)| |old(~a28~0)|) (and .cse14 .cse0 .cse11 .cse1 .cse3 .cse13 .cse5) (not (= |old(~a11~0)| |old(~a25~0)|)) (and .cse14 .cse0 .cse1 .cse2 .cse5)))) [2020-11-06 22:36:18,125 INFO L266 CegarLoopResult]: For program point L616-1(line 616) no Hoare annotation was computed. [2020-11-06 22:36:18,125 INFO L266 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-11-06 22:36:18,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:36:18 BoogieIcfgContainer [2020-11-06 22:36:18,150 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-06 22:36:18,151 INFO L168 Benchmark]: Toolchain (without parser) took 40049.27 ms. Allocated memory was 157.3 MB in the beginning and 504.4 MB in the end (delta: 347.1 MB). Free memory was 130.6 MB in the beginning and 245.9 MB in the end (delta: -115.3 MB). Peak memory consumption was 315.4 MB. Max. memory is 8.0 GB. [2020-11-06 22:36:18,152 INFO L168 Benchmark]: CDTParser took 1.37 ms. Allocated memory is still 125.8 MB. Free memory was 96.4 MB in the beginning and 96.3 MB in the end (delta: 120.7 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-11-06 22:36:18,153 INFO L168 Benchmark]: CACSL2BoogieTranslator took 825.24 ms. Allocated memory is still 157.3 MB. Free memory was 130.0 MB in the beginning and 129.1 MB in the end (delta: 860.4 kB). Peak memory consumption was 20.9 MB. Max. memory is 8.0 GB. [2020-11-06 22:36:18,154 INFO L168 Benchmark]: Boogie Preprocessor took 125.54 ms. Allocated memory is still 157.3 MB. Free memory was 129.1 MB in the beginning and 124.3 MB in the end (delta: 4.8 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-11-06 22:36:18,154 INFO L168 Benchmark]: RCFGBuilder took 1841.60 ms. Allocated memory is still 157.3 MB. Free memory was 124.3 MB in the beginning and 59.2 MB in the end (delta: 65.1 MB). Peak memory consumption was 64.9 MB. Max. memory is 8.0 GB. [2020-11-06 22:36:18,155 INFO L168 Benchmark]: TraceAbstraction took 37240.76 ms. Allocated memory was 157.3 MB in the beginning and 504.4 MB in the end (delta: 347.1 MB). Free memory was 58.7 MB in the beginning and 245.9 MB in the end (delta: -187.2 MB). Peak memory consumption was 243.2 MB. Max. memory is 8.0 GB. [2020-11-06 22:36:18,159 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.37 ms. Allocated memory is still 125.8 MB. Free memory was 96.4 MB in the beginning and 96.3 MB in the end (delta: 120.7 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 825.24 ms. Allocated memory is still 157.3 MB. Free memory was 130.0 MB in the beginning and 129.1 MB in the end (delta: 860.4 kB). Peak memory consumption was 20.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 125.54 ms. Allocated memory is still 157.3 MB. Free memory was 129.1 MB in the beginning and 124.3 MB in the end (delta: 4.8 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1841.60 ms. Allocated memory is still 157.3 MB. Free memory was 124.3 MB in the beginning and 59.2 MB in the end (delta: 65.1 MB). Peak memory consumption was 64.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 37240.76 ms. Allocated memory was 157.3 MB in the beginning and 504.4 MB in the end (delta: 347.1 MB). Free memory was 58.7 MB in the beginning and 245.9 MB in the end (delta: -187.2 MB). Peak memory consumption was 243.2 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: ((((((((((((((((((((7 == \old(a28) && 9 <= a28) && a19 == 1) && a17 <= \old(a17)) && 8 <= a17) && a28 <= 10) || ((a28 == \old(a28) && a17 == \old(a17)) && ((((((!(a28 == a17) && a25 == a11) && 7 == \old(a28)) && a19 == 1) && a11 == 0) && a28 <= 7) || (((((((a28 == \old(a28) && !(a28 == a17)) && a25 == a11) && a17 == \old(a17)) && a19 == 1) && a11 == 0) && a28 <= 7) && a19 == \old(a19))))) || ((a17 <= \old(a17) && 8 <= a17) && ((((((!(a28 == a17) && a25 == a11) && 7 == \old(a28)) && a19 == 1) && a11 == 0) && a28 <= 7) || (((((((a28 == \old(a28) && !(a28 == a17)) && a25 == a11) && a17 == \old(a17)) && a19 == 1) && a11 == 0) && a28 <= 7) && a19 == \old(a19))))) || !(\old(a19) == 1)) || ((((7 == \old(a28) && a19 == 1) && a17 <= \old(a17)) && a25 == 1) && a28 <= 7)) || ((((7 == \old(a28) && a19 <= 0) && a17 <= \old(a17)) && 8 <= a17) && a28 <= 9)) || ((((((a25 == a11 && 7 == \old(a28)) && a19 <= 0) && 9 <= a28) && a17 <= \old(a17)) && a28 <= 10) && a17 <= 7)) || !(\old(a28) <= 7)) || ((((7 == \old(a28) && a19 == 1) && a17 <= \old(a17)) && 8 <= a17) && a25 == 1)) || ((((((!(a28 == 9) && 7 == \old(a28)) && 9 <= a28) && a19 == 1) && a17 <= \old(a17)) && a25 == 1) && a11 == 0)) || !(0 == \old(a11))) || ((((((7 == \old(a28) && !(a28 == a17)) && a25 == a11) && a19 <= 0) && a17 <= \old(a17)) && 8 <= a17) && a11 == 0)) || (((((7 == \old(a28) && a19 <= 0) && a17 <= \old(a17)) && 8 <= a17) && a25 == 1) && a28 <= 10)) || \old(a17) == \old(a28)) || ((((((!(a28 == 9) && 7 == \old(a28)) && a19 <= 0) && 9 <= a28) && a17 <= \old(a17)) && a17 <= 7) && a28 <= 10)) || !(\old(a11) == \old(a25))) || ((((!(a28 == 9) && 7 == \old(a28)) && 9 <= a28) && a19 == 1) && a28 <= 10) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 240 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 30.6s, OverallIterations: 9, TraceHistogramMax: 4, AutomataDifference: 22.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 659 SDtfs, 5571 SDslu, 595 SDs, 0 SdLazy, 10816 SolverSat, 1571 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1271 GetRequests, 1163 SyntacticMatches, 0 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 339 ImplicationChecksByTransitivity, 4.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4105occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 9 MinimizatonAttempts, 1032 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 341 PreInvPairs, 411 NumberOfFragments, 1364 HoareAnnotationTreeSize, 341 FomulaSimplifications, 46061 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 9 FomulaSimplificationsInter, 8090 FormulaSimplificationTreeSizeReductionInter, 5.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 2649 NumberOfCodeBlocks, 2649 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 2634 ConstructedInterpolants, 0 QuantifiedInterpolants, 1208563 SizeOfPredicates, 7 NumberOfNonLiveVariables, 3154 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 15 InterpolantComputations, 6 PerfectInterpolantSequences, 556/603 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...