/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/eca-rers2012/Problem03_label38.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-21 23:34:46,088 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-21 23:34:46,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-21 23:34:46,155 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-21 23:34:46,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-21 23:34:46,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-21 23:34:46,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-21 23:34:46,172 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-21 23:34:46,175 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-21 23:34:46,176 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-21 23:34:46,177 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-21 23:34:46,179 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2020-12-21 23:34:46,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-21 23:34:46,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-21 23:34:46,245 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-21 23:34:46,247 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-21 23:34:46,301 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-21 23:34:46,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-21 23:34:46,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-21 23:34:46,307 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-21 23:34:46,308 INFO L138 SettingsManager]: * Use SBE=true [2020-12-21 23:34:46,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-21 23:34:46,308 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-21 23:34:46,308 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-21 23:34:46,309 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-21 23:34:46,309 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-21 23:34:46,310 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-21 23:34:46,311 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-21 23:34:46,311 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-21 23:34:46,311 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-21 23:34:46,311 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-21 23:34:46,312 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-21 23:34:46,312 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-21 23:34:46,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-21 23:34:46,312 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-21 23:34:46,313 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-21 23:34:46,313 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-21 23:34:46,313 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-21 23:34:46,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-21 23:34:46,313 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-21 23:34:46,314 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-21 23:34:46,314 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-21 23:34:46,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-21 23:34:46,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-21 23:34:46,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-21 23:34:46,847 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-21 23:34:46,848 INFO L275 PluginConnector]: CDTParser initialized [2020-12-21 23:34:46,849 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label38.c [2020-12-21 23:34:46,940 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27284a6af/061c61244c1049ce8a3596b4d0269bd1/FLAG60b226296 [2020-12-21 23:34:47,883 INFO L306 CDTParser]: Found 1 translation units. [2020-12-21 23:34:47,884 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label38.c [2020-12-21 23:34:47,903 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27284a6af/061c61244c1049ce8a3596b4d0269bd1/FLAG60b226296 [2020-12-21 23:34:48,008 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27284a6af/061c61244c1049ce8a3596b4d0269bd1 [2020-12-21 23:34:48,011 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-21 23:34:48,013 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-21 23:34:48,016 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-21 23:34:48,016 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-21 23:34:48,020 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-21 23:34:48,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 11:34:48" (1/1) ... [2020-12-21 23:34:48,022 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b35a55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:34:48, skipping insertion in model container [2020-12-21 23:34:48,023 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 11:34:48" (1/1) ... [2020-12-21 23:34:48,031 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-21 23:34:48,101 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-21 23:34:48,861 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label38.c[61364,61377] [2020-12-21 23:34:48,896 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-21 23:34:48,911 INFO L203 MainTranslator]: Completed pre-run [2020-12-21 23:34:49,200 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label38.c[61364,61377] [2020-12-21 23:34:49,209 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-21 23:34:49,239 INFO L208 MainTranslator]: Completed translation [2020-12-21 23:34:49,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:34:49 WrapperNode [2020-12-21 23:34:49,239 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-21 23:34:49,243 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-21 23:34:49,243 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-21 23:34:49,243 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-21 23:34:49,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:34:49" (1/1) ... [2020-12-21 23:34:49,319 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:34:49" (1/1) ... [2020-12-21 23:34:49,445 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-21 23:34:49,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-21 23:34:49,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-21 23:34:49,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-21 23:34:49,461 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:34:49" (1/1) ... [2020-12-21 23:34:49,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:34:49" (1/1) ... [2020-12-21 23:34:49,473 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:34:49" (1/1) ... [2020-12-21 23:34:49,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:34:49" (1/1) ... [2020-12-21 23:34:49,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:34:49" (1/1) ... [2020-12-21 23:34:49,589 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:34:49" (1/1) ... [2020-12-21 23:34:49,608 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:34:49" (1/1) ... [2020-12-21 23:34:49,627 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-21 23:34:49,629 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-21 23:34:49,629 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-21 23:34:49,629 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-21 23:34:49,630 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:34:49" (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 [2020-12-21 23:34:49,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-21 23:34:49,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-21 23:34:49,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-21 23:34:49,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-21 23:34:52,022 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-21 23:34:52,023 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2020-12-21 23:34:52,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 11:34:52 BoogieIcfgContainer [2020-12-21 23:34:52,026 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-21 23:34:52,027 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-21 23:34:52,028 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-21 23:34:52,032 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-21 23:34:52,032 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 11:34:48" (1/3) ... [2020-12-21 23:34:52,033 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16abe115 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 11:34:52, skipping insertion in model container [2020-12-21 23:34:52,033 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:34:49" (2/3) ... [2020-12-21 23:34:52,034 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16abe115 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 11:34:52, skipping insertion in model container [2020-12-21 23:34:52,034 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 11:34:52" (3/3) ... [2020-12-21 23:34:52,036 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem03_label38.c [2020-12-21 23:34:52,043 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-21 23:34:52,049 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-21 23:34:52,071 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-21 23:34:52,102 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-21 23:34:52,102 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-21 23:34:52,102 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-21 23:34:52,102 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-21 23:34:52,103 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-21 23:34:52,103 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-21 23:34:52,103 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-21 23:34:52,103 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-21 23:34:52,129 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states. [2020-12-21 23:34:52,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2020-12-21 23:34:52,148 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:34:52,149 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-21 23:34:52,150 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:34:52,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:34:52,157 INFO L82 PathProgramCache]: Analyzing trace with hash 1825602715, now seen corresponding path program 1 times [2020-12-21 23:34:52,167 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:34:52,168 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460034799] [2020-12-21 23:34:52,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:34:52,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:34:53,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-21 23:34:53,104 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460034799] [2020-12-21 23:34:53,105 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-21 23:34:53,106 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-21 23:34:53,107 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799822752] [2020-12-21 23:34:53,114 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:34:53,114 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:34:53,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:34:53,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:34:53,138 INFO L87 Difference]: Start difference. First operand 302 states. Second operand 3 states. [2020-12-21 23:34:54,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:34:54,540 INFO L93 Difference]: Finished difference Result 857 states and 1498 transitions. [2020-12-21 23:34:54,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:34:54,542 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 201 [2020-12-21 23:34:54,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:34:54,592 INFO L225 Difference]: With dead ends: 857 [2020-12-21 23:34:54,593 INFO L226 Difference]: Without dead ends: 462 [2020-12-21 23:34:54,608 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:34:54,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 462 states. [2020-12-21 23:34:54,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 462 to 460. [2020-12-21 23:34:54,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 460 states. [2020-12-21 23:34:54,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 460 states and 706 transitions. [2020-12-21 23:34:54,716 INFO L78 Accepts]: Start accepts. Automaton has 460 states and 706 transitions. Word has length 201 [2020-12-21 23:34:54,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:34:54,717 INFO L481 AbstractCegarLoop]: Abstraction has 460 states and 706 transitions. [2020-12-21 23:34:54,717 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:34:54,718 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 706 transitions. [2020-12-21 23:34:54,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2020-12-21 23:34:54,729 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:34:54,729 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-21 23:34:54,730 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-21 23:34:54,732 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:34:54,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:34:54,733 INFO L82 PathProgramCache]: Analyzing trace with hash -2093481508, now seen corresponding path program 1 times [2020-12-21 23:34:54,734 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:34:54,734 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16275155] [2020-12-21 23:34:54,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:34:54,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:34:54,962 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-21 23:34:54,962 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16275155] [2020-12-21 23:34:54,963 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-21 23:34:54,963 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-21 23:34:54,964 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005617739] [2020-12-21 23:34:54,967 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:34:54,968 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:34:54,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:34:54,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:34:54,969 INFO L87 Difference]: Start difference. First operand 460 states and 706 transitions. Second operand 3 states. [2020-12-21 23:34:56,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:34:56,130 INFO L93 Difference]: Finished difference Result 1344 states and 2079 transitions. [2020-12-21 23:34:56,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:34:56,131 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 209 [2020-12-21 23:34:56,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:34:56,137 INFO L225 Difference]: With dead ends: 1344 [2020-12-21 23:34:56,138 INFO L226 Difference]: Without dead ends: 886 [2020-12-21 23:34:56,141 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:34:56,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 886 states. [2020-12-21 23:34:56,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 886 to 870. [2020-12-21 23:34:56,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 870 states. [2020-12-21 23:34:56,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 870 states and 1314 transitions. [2020-12-21 23:34:56,184 INFO L78 Accepts]: Start accepts. Automaton has 870 states and 1314 transitions. Word has length 209 [2020-12-21 23:34:56,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:34:56,184 INFO L481 AbstractCegarLoop]: Abstraction has 870 states and 1314 transitions. [2020-12-21 23:34:56,184 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:34:56,184 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1314 transitions. [2020-12-21 23:34:56,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2020-12-21 23:34:56,189 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:34:56,189 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-21 23:34:56,190 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-21 23:34:56,190 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:34:56,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:34:56,191 INFO L82 PathProgramCache]: Analyzing trace with hash -2019535467, now seen corresponding path program 1 times [2020-12-21 23:34:56,191 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:34:56,191 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397699052] [2020-12-21 23:34:56,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:34:56,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:34:56,350 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-21 23:34:56,350 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397699052] [2020-12-21 23:34:56,350 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-21 23:34:56,351 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-21 23:34:56,351 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078823639] [2020-12-21 23:34:56,352 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:34:56,352 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:34:56,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:34:56,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:34:56,354 INFO L87 Difference]: Start difference. First operand 870 states and 1314 transitions. Second operand 3 states. [2020-12-21 23:34:57,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:34:57,427 INFO L93 Difference]: Finished difference Result 2558 states and 3874 transitions. [2020-12-21 23:34:57,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:34:57,428 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 221 [2020-12-21 23:34:57,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:34:57,445 INFO L225 Difference]: With dead ends: 2558 [2020-12-21 23:34:57,445 INFO L226 Difference]: Without dead ends: 1690 [2020-12-21 23:34:57,448 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:34:57,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1690 states. [2020-12-21 23:34:57,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1690 to 1689. [2020-12-21 23:34:57,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1689 states. [2020-12-21 23:34:57,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 1689 states and 2380 transitions. [2020-12-21 23:34:57,524 INFO L78 Accepts]: Start accepts. Automaton has 1689 states and 2380 transitions. Word has length 221 [2020-12-21 23:34:57,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:34:57,533 INFO L481 AbstractCegarLoop]: Abstraction has 1689 states and 2380 transitions. [2020-12-21 23:34:57,534 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:34:57,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 2380 transitions. [2020-12-21 23:34:57,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2020-12-21 23:34:57,544 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:34:57,545 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-21 23:34:57,545 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-21 23:34:57,546 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:34:57,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:34:57,551 INFO L82 PathProgramCache]: Analyzing trace with hash 412048664, now seen corresponding path program 1 times [2020-12-21 23:34:57,551 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:34:57,552 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026712234] [2020-12-21 23:34:57,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:34:57,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:34:57,782 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-21 23:34:57,782 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026712234] [2020-12-21 23:34:57,783 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-21 23:34:57,783 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-21 23:34:57,784 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843657115] [2020-12-21 23:34:57,784 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:34:57,785 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:34:57,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:34:57,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:34:57,788 INFO L87 Difference]: Start difference. First operand 1689 states and 2380 transitions. Second operand 3 states. [2020-12-21 23:34:58,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:34:58,762 INFO L93 Difference]: Finished difference Result 3377 states and 4760 transitions. [2020-12-21 23:34:58,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:34:58,762 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 224 [2020-12-21 23:34:58,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:34:58,773 INFO L225 Difference]: With dead ends: 3377 [2020-12-21 23:34:58,773 INFO L226 Difference]: Without dead ends: 1690 [2020-12-21 23:34:58,777 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:34:58,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1690 states. [2020-12-21 23:34:58,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1690 to 1689. [2020-12-21 23:34:58,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1689 states. [2020-12-21 23:34:58,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 1689 states and 2246 transitions. [2020-12-21 23:34:58,825 INFO L78 Accepts]: Start accepts. Automaton has 1689 states and 2246 transitions. Word has length 224 [2020-12-21 23:34:58,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:34:58,825 INFO L481 AbstractCegarLoop]: Abstraction has 1689 states and 2246 transitions. [2020-12-21 23:34:58,825 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:34:58,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 2246 transitions. [2020-12-21 23:34:58,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2020-12-21 23:34:58,834 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:34:58,834 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-21 23:34:58,834 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-21 23:34:58,835 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:34:58,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:34:58,835 INFO L82 PathProgramCache]: Analyzing trace with hash -334107999, now seen corresponding path program 1 times [2020-12-21 23:34:58,836 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:34:58,836 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741714663] [2020-12-21 23:34:58,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:34:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:34:58,968 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-21 23:34:58,969 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741714663] [2020-12-21 23:34:58,969 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-21 23:34:58,970 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-21 23:34:58,970 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918991080] [2020-12-21 23:34:58,971 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:34:58,971 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:34:58,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:34:58,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:34:58,972 INFO L87 Difference]: Start difference. First operand 1689 states and 2246 transitions. Second operand 3 states. [2020-12-21 23:35:00,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:35:00,073 INFO L93 Difference]: Finished difference Result 5003 states and 6656 transitions. [2020-12-21 23:35:00,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:35:00,074 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 227 [2020-12-21 23:35:00,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:35:00,096 INFO L225 Difference]: With dead ends: 5003 [2020-12-21 23:35:00,096 INFO L226 Difference]: Without dead ends: 3316 [2020-12-21 23:35:00,101 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:35:00,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3316 states. [2020-12-21 23:35:00,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3316 to 3313. [2020-12-21 23:35:00,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3313 states. [2020-12-21 23:35:00,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3313 states to 3313 states and 4058 transitions. [2020-12-21 23:35:00,212 INFO L78 Accepts]: Start accepts. Automaton has 3313 states and 4058 transitions. Word has length 227 [2020-12-21 23:35:00,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:35:00,213 INFO L481 AbstractCegarLoop]: Abstraction has 3313 states and 4058 transitions. [2020-12-21 23:35:00,213 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:35:00,213 INFO L276 IsEmpty]: Start isEmpty. Operand 3313 states and 4058 transitions. [2020-12-21 23:35:00,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-12-21 23:35:00,226 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:35:00,226 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-21 23:35:00,226 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-21 23:35:00,227 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:35:00,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:35:00,228 INFO L82 PathProgramCache]: Analyzing trace with hash -960540435, now seen corresponding path program 1 times [2020-12-21 23:35:00,228 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:35:00,228 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823785896] [2020-12-21 23:35:00,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:35:00,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:35:00,427 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-12-21 23:35:00,428 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823785896] [2020-12-21 23:35:00,428 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-21 23:35:00,428 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-21 23:35:00,429 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653091567] [2020-12-21 23:35:00,429 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:35:00,429 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:35:00,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:35:00,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:35:00,430 INFO L87 Difference]: Start difference. First operand 3313 states and 4058 transitions. Second operand 3 states. [2020-12-21 23:35:00,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:35:00,966 INFO L93 Difference]: Finished difference Result 6592 states and 8071 transitions. [2020-12-21 23:35:00,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:35:00,967 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 236 [2020-12-21 23:35:00,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:35:00,985 INFO L225 Difference]: With dead ends: 6592 [2020-12-21 23:35:00,986 INFO L226 Difference]: Without dead ends: 3281 [2020-12-21 23:35:00,992 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:35:00,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3281 states. [2020-12-21 23:35:01,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3281 to 3281. [2020-12-21 23:35:01,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3281 states. [2020-12-21 23:35:01,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3281 states to 3281 states and 3923 transitions. [2020-12-21 23:35:01,074 INFO L78 Accepts]: Start accepts. Automaton has 3281 states and 3923 transitions. Word has length 236 [2020-12-21 23:35:01,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:35:01,074 INFO L481 AbstractCegarLoop]: Abstraction has 3281 states and 3923 transitions. [2020-12-21 23:35:01,075 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:35:01,075 INFO L276 IsEmpty]: Start isEmpty. Operand 3281 states and 3923 transitions. [2020-12-21 23:35:01,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-12-21 23:35:01,086 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:35:01,086 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-21 23:35:01,086 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-21 23:35:01,087 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:35:01,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:35:01,087 INFO L82 PathProgramCache]: Analyzing trace with hash -2058320660, now seen corresponding path program 1 times [2020-12-21 23:35:01,088 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:35:01,088 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86460615] [2020-12-21 23:35:01,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:35:01,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:35:01,369 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-21 23:35:01,369 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86460615] [2020-12-21 23:35:01,370 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-21 23:35:01,370 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-21 23:35:01,370 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915797990] [2020-12-21 23:35:01,371 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:35:01,371 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:35:01,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:35:01,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:35:01,372 INFO L87 Difference]: Start difference. First operand 3281 states and 3923 transitions. Second operand 3 states. [2020-12-21 23:35:02,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:35:02,390 INFO L93 Difference]: Finished difference Result 8194 states and 9779 transitions. [2020-12-21 23:35:02,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:35:02,390 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 242 [2020-12-21 23:35:02,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:35:02,417 INFO L225 Difference]: With dead ends: 8194 [2020-12-21 23:35:02,418 INFO L226 Difference]: Without dead ends: 4915 [2020-12-21 23:35:02,424 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:35:02,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4915 states. [2020-12-21 23:35:02,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4915 to 4914. [2020-12-21 23:35:02,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4914 states. [2020-12-21 23:35:02,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4914 states to 4914 states and 5808 transitions. [2020-12-21 23:35:02,553 INFO L78 Accepts]: Start accepts. Automaton has 4914 states and 5808 transitions. Word has length 242 [2020-12-21 23:35:02,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:35:02,553 INFO L481 AbstractCegarLoop]: Abstraction has 4914 states and 5808 transitions. [2020-12-21 23:35:02,553 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:35:02,554 INFO L276 IsEmpty]: Start isEmpty. Operand 4914 states and 5808 transitions. [2020-12-21 23:35:02,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2020-12-21 23:35:02,569 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:35:02,569 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-21 23:35:02,570 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-21 23:35:02,570 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:35:02,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:35:02,571 INFO L82 PathProgramCache]: Analyzing trace with hash -1774165289, now seen corresponding path program 1 times [2020-12-21 23:35:02,571 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:35:02,571 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543139138] [2020-12-21 23:35:02,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:35:02,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:35:02,778 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-21 23:35:02,779 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543139138] [2020-12-21 23:35:02,779 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-21 23:35:02,779 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-21 23:35:02,780 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855041754] [2020-12-21 23:35:02,780 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-21 23:35:02,781 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:35:02,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-21 23:35:02,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-21 23:35:02,782 INFO L87 Difference]: Start difference. First operand 4914 states and 5808 transitions. Second operand 4 states. [2020-12-21 23:35:04,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:35:04,212 INFO L93 Difference]: Finished difference Result 13277 states and 16092 transitions. [2020-12-21 23:35:04,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-21 23:35:04,212 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 249 [2020-12-21 23:35:04,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:35:04,263 INFO L225 Difference]: With dead ends: 13277 [2020-12-21 23:35:04,263 INFO L226 Difference]: Without dead ends: 8365 [2020-12-21 23:35:04,272 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-21 23:35:04,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8365 states. [2020-12-21 23:35:04,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8365 to 7756. [2020-12-21 23:35:04,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7756 states. [2020-12-21 23:35:04,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7756 states to 7756 states and 8901 transitions. [2020-12-21 23:35:04,484 INFO L78 Accepts]: Start accepts. Automaton has 7756 states and 8901 transitions. Word has length 249 [2020-12-21 23:35:04,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:35:04,484 INFO L481 AbstractCegarLoop]: Abstraction has 7756 states and 8901 transitions. [2020-12-21 23:35:04,484 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-21 23:35:04,485 INFO L276 IsEmpty]: Start isEmpty. Operand 7756 states and 8901 transitions. [2020-12-21 23:35:04,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2020-12-21 23:35:04,504 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:35:04,505 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-21 23:35:04,505 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-21 23:35:04,505 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:35:04,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:35:04,506 INFO L82 PathProgramCache]: Analyzing trace with hash 1338745405, now seen corresponding path program 1 times [2020-12-21 23:35:04,507 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:35:04,507 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429567855] [2020-12-21 23:35:04,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:35:04,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:35:04,809 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 68 proven. 6 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2020-12-21 23:35:04,815 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429567855] [2020-12-21 23:35:04,816 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [332670098] [2020-12-21 23:35:04,816 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 [2020-12-21 23:35:05,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:35:05,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 524 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-21 23:35:05,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-21 23:35:05,506 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-12-21 23:35:05,507 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-21 23:35:05,507 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2020-12-21 23:35:05,507 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874095147] [2020-12-21 23:35:05,508 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:35:05,508 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:35:05,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:35:05,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-21 23:35:05,509 INFO L87 Difference]: Start difference. First operand 7756 states and 8901 transitions. Second operand 3 states. [2020-12-21 23:35:06,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:35:06,515 INFO L93 Difference]: Finished difference Result 21408 states and 24554 transitions. [2020-12-21 23:35:06,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:35:06,516 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 277 [2020-12-21 23:35:06,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:35:06,572 INFO L225 Difference]: With dead ends: 21408 [2020-12-21 23:35:06,572 INFO L226 Difference]: Without dead ends: 13654 [2020-12-21 23:35:06,587 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 279 GetRequests, 276 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-21 23:35:06,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13654 states. [2020-12-21 23:35:06,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13654 to 13446. [2020-12-21 23:35:06,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13446 states. [2020-12-21 23:35:06,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13446 states to 13446 states and 15163 transitions. [2020-12-21 23:35:06,956 INFO L78 Accepts]: Start accepts. Automaton has 13446 states and 15163 transitions. Word has length 277 [2020-12-21 23:35:06,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:35:06,957 INFO L481 AbstractCegarLoop]: Abstraction has 13446 states and 15163 transitions. [2020-12-21 23:35:06,957 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:35:06,957 INFO L276 IsEmpty]: Start isEmpty. Operand 13446 states and 15163 transitions. [2020-12-21 23:35:06,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2020-12-21 23:35:06,990 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:35:06,991 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-21 23:35:07,204 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2020-12-21 23:35:07,205 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:35:07,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:35:07,206 INFO L82 PathProgramCache]: Analyzing trace with hash 571873565, now seen corresponding path program 1 times [2020-12-21 23:35:07,206 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:35:07,206 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155885236] [2020-12-21 23:35:07,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:35:07,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:35:07,455 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-21 23:35:07,456 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155885236] [2020-12-21 23:35:07,456 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-21 23:35:07,456 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-21 23:35:07,457 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830495216] [2020-12-21 23:35:07,458 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:35:07,458 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:35:07,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:35:07,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:35:07,459 INFO L87 Difference]: Start difference. First operand 13446 states and 15163 transitions. Second operand 3 states. [2020-12-21 23:35:08,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:35:08,583 INFO L93 Difference]: Finished difference Result 32787 states and 37005 transitions. [2020-12-21 23:35:08,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:35:08,583 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 299 [2020-12-21 23:35:08,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:35:08,584 INFO L225 Difference]: With dead ends: 32787 [2020-12-21 23:35:08,584 INFO L226 Difference]: Without dead ends: 0 [2020-12-21 23:35:08,613 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:35:08,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-21 23:35:08,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-21 23:35:08,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-21 23:35:08,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-21 23:35:08,614 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 299 [2020-12-21 23:35:08,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:35:08,615 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-21 23:35:08,615 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:35:08,615 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-21 23:35:08,615 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-21 23:35:08,615 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-21 23:35:08,618 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-21 23:35:08,822 INFO L189 CegarLoopUtils]: For program point L1621(line 1621) no Hoare annotation was computed. [2020-12-21 23:35:08,822 INFO L189 CegarLoopUtils]: For program point L1555(line 1555) no Hoare annotation was computed. [2020-12-21 23:35:08,822 INFO L189 CegarLoopUtils]: For program point L498(lines 498 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,823 INFO L189 CegarLoopUtils]: For program point L1489(line 1489) no Hoare annotation was computed. [2020-12-21 23:35:08,823 INFO L189 CegarLoopUtils]: For program point L432(lines 432 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,823 INFO L189 CegarLoopUtils]: For program point L366(lines 366 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,823 INFO L189 CegarLoopUtils]: For program point L763(lines 763 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,823 INFO L189 CegarLoopUtils]: For program point L632(lines 632 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,823 INFO L189 CegarLoopUtils]: For program point L566(lines 566 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,823 INFO L189 CegarLoopUtils]: For program point L1623-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,823 INFO L189 CegarLoopUtils]: For program point L1557-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,824 INFO L189 CegarLoopUtils]: For program point L1491-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,824 INFO L189 CegarLoopUtils]: For program point L302(lines 302 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,824 INFO L189 CegarLoopUtils]: For program point L1293(lines 1293 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,824 INFO L189 CegarLoopUtils]: For program point L1624(line 1624) no Hoare annotation was computed. [2020-12-21 23:35:08,824 INFO L189 CegarLoopUtils]: For program point L1558(line 1558) no Hoare annotation was computed. [2020-12-21 23:35:08,824 INFO L189 CegarLoopUtils]: For program point L1492(line 1492) no Hoare annotation was computed. [2020-12-21 23:35:08,824 INFO L189 CegarLoopUtils]: For program point L1360(lines 1360 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,824 INFO L189 CegarLoopUtils]: For program point L1294(lines 1294 1313) no Hoare annotation was computed. [2020-12-21 23:35:08,824 INFO L189 CegarLoopUtils]: For program point L1294-2(lines 1294 1313) no Hoare annotation was computed. [2020-12-21 23:35:08,825 INFO L189 CegarLoopUtils]: For program point L1162(lines 1162 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,825 INFO L189 CegarLoopUtils]: For program point L105(lines 105 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,825 INFO L189 CegarLoopUtils]: For program point L1096(lines 1096 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,825 INFO L189 CegarLoopUtils]: For program point L1031(lines 1031 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,825 INFO L189 CegarLoopUtils]: For program point L965(lines 965 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,825 INFO L189 CegarLoopUtils]: For program point L899(lines 899 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,825 INFO L189 CegarLoopUtils]: For program point L1626-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,825 INFO L189 CegarLoopUtils]: For program point L1560-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,825 INFO L189 CegarLoopUtils]: For program point L1494-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,826 INFO L189 CegarLoopUtils]: For program point L1627(line 1627) no Hoare annotation was computed. [2020-12-21 23:35:08,826 INFO L189 CegarLoopUtils]: For program point L1561(line 1561) no Hoare annotation was computed. [2020-12-21 23:35:08,826 INFO L189 CegarLoopUtils]: For program point L1495(line 1495) no Hoare annotation was computed. [2020-12-21 23:35:08,826 INFO L189 CegarLoopUtils]: For program point L174(lines 174 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,826 INFO L189 CegarLoopUtils]: For program point L835(lines 835 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,826 INFO L189 CegarLoopUtils]: For program point L1629-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,826 INFO L189 CegarLoopUtils]: For program point L1563-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,826 INFO L189 CegarLoopUtils]: For program point L1497-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,826 INFO L189 CegarLoopUtils]: For program point L771(lines 771 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,827 INFO L189 CegarLoopUtils]: For program point L1630(line 1630) no Hoare annotation was computed. [2020-12-21 23:35:08,827 INFO L189 CegarLoopUtils]: For program point L1564(line 1564) no Hoare annotation was computed. [2020-12-21 23:35:08,827 INFO L189 CegarLoopUtils]: For program point L507(lines 507 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,827 INFO L189 CegarLoopUtils]: For program point L1498(line 1498) no Hoare annotation was computed. [2020-12-21 23:35:08,827 INFO L189 CegarLoopUtils]: For program point L243(lines 243 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,827 INFO L189 CegarLoopUtils]: For program point L508(lines 508 521) no Hoare annotation was computed. [2020-12-21 23:35:08,827 INFO L189 CegarLoopUtils]: For program point L508-2(lines 508 521) no Hoare annotation was computed. [2020-12-21 23:35:08,827 INFO L189 CegarLoopUtils]: For program point L1433(lines 1433 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,827 INFO L189 CegarLoopUtils]: For program point L376(lines 376 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,828 INFO L189 CegarLoopUtils]: For program point L1632-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,828 INFO L189 CegarLoopUtils]: For program point L1566-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,828 INFO L189 CegarLoopUtils]: For program point L1500-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,828 INFO L189 CegarLoopUtils]: For program point L311(lines 311 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,828 INFO L189 CegarLoopUtils]: For program point L1236(lines 1236 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,828 INFO L189 CegarLoopUtils]: For program point L1633(line 1633) no Hoare annotation was computed. [2020-12-21 23:35:08,828 INFO L189 CegarLoopUtils]: For program point L576(lines 576 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,828 INFO L189 CegarLoopUtils]: For program point L1567(line 1567) no Hoare annotation was computed. [2020-12-21 23:35:08,828 INFO L189 CegarLoopUtils]: For program point L1501(line 1501) no Hoare annotation was computed. [2020-12-21 23:35:08,828 INFO L189 CegarLoopUtils]: For program point L444(lines 444 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,829 INFO L189 CegarLoopUtils]: For program point L1369(lines 1369 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,829 INFO L189 CegarLoopUtils]: For program point L1105(lines 1105 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,829 INFO L189 CegarLoopUtils]: For program point L643(lines 643 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,829 INFO L189 CegarLoopUtils]: For program point L1370(lines 1370 1389) no Hoare annotation was computed. [2020-12-21 23:35:08,829 INFO L189 CegarLoopUtils]: For program point L1370-2(lines 1370 1389) no Hoare annotation was computed. [2020-12-21 23:35:08,829 INFO L189 CegarLoopUtils]: For program point L1172(lines 1172 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,829 INFO L189 CegarLoopUtils]: For program point L115(lines 115 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,829 INFO L189 CegarLoopUtils]: For program point L1635-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,829 INFO L189 CegarLoopUtils]: For program point L1569-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,830 INFO L189 CegarLoopUtils]: For program point L1503-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,830 INFO L189 CegarLoopUtils]: For program point L248(lines 248 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,830 INFO L189 CegarLoopUtils]: For program point L182(lines 182 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,830 INFO L189 CegarLoopUtils]: For program point L1041(lines 1041 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,830 INFO L189 CegarLoopUtils]: For program point L909(lines 909 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,830 INFO L189 CegarLoopUtils]: For program point L711(lines 711 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,830 INFO L189 CegarLoopUtils]: For program point L1636(line 1636) no Hoare annotation was computed. [2020-12-21 23:35:08,830 INFO L189 CegarLoopUtils]: For program point L1570(line 1570) no Hoare annotation was computed. [2020-12-21 23:35:08,830 INFO L189 CegarLoopUtils]: For program point L1504(line 1504) no Hoare annotation was computed. [2020-12-21 23:35:08,831 INFO L189 CegarLoopUtils]: For program point L976(lines 976 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,831 INFO L189 CegarLoopUtils]: For program point L779(lines 779 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,831 INFO L189 CegarLoopUtils]: For program point L1638-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,831 INFO L189 CegarLoopUtils]: For program point L1572-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,831 INFO L189 CegarLoopUtils]: For program point L1506-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,831 INFO L189 CegarLoopUtils]: For program point L846(lines 846 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,831 INFO L189 CegarLoopUtils]: For program point L1639(line 1639) no Hoare annotation was computed. [2020-12-21 23:35:08,831 INFO L189 CegarLoopUtils]: For program point L1573(line 1573) no Hoare annotation was computed. [2020-12-21 23:35:08,831 INFO L189 CegarLoopUtils]: For program point L1507(line 1507) no Hoare annotation was computed. [2020-12-21 23:35:08,832 INFO L189 CegarLoopUtils]: For program point L451(lines 451 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,832 INFO L189 CegarLoopUtils]: For program point L1442(lines 1442 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,832 INFO L189 CegarLoopUtils]: For program point L584(lines 584 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,832 INFO L189 CegarLoopUtils]: For program point L1641-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,832 INFO L189 CegarLoopUtils]: For program point L1575-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,832 INFO L189 CegarLoopUtils]: For program point L1509-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,832 INFO L189 CegarLoopUtils]: For program point L1642(line 1642) no Hoare annotation was computed. [2020-12-21 23:35:08,832 INFO L189 CegarLoopUtils]: For program point L1576(line 1576) no Hoare annotation was computed. [2020-12-21 23:35:08,832 INFO L189 CegarLoopUtils]: For program point L1510(line 1510) no Hoare annotation was computed. [2020-12-21 23:35:08,832 INFO L189 CegarLoopUtils]: For program point L387(lines 387 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,833 INFO L189 CegarLoopUtils]: For program point L1114(lines 1114 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,833 INFO L189 CegarLoopUtils]: For program point L1048(lines 1048 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,833 INFO L189 CegarLoopUtils]: For program point L388(lines 388 405) no Hoare annotation was computed. [2020-12-21 23:35:08,833 INFO L189 CegarLoopUtils]: For program point L322(lines 322 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,833 INFO L189 CegarLoopUtils]: For program point L388-2(lines 388 405) no Hoare annotation was computed. [2020-12-21 23:35:08,833 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-21 23:35:08,833 INFO L189 CegarLoopUtils]: For program point L1247(lines 1247 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,833 INFO L189 CegarLoopUtils]: For program point L124(lines 124 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,833 INFO L189 CegarLoopUtils]: For program point L1049(lines 1049 1069) no Hoare annotation was computed. [2020-12-21 23:35:08,834 INFO L189 CegarLoopUtils]: For program point L1049-2(lines 1049 1069) no Hoare annotation was computed. [2020-12-21 23:35:08,834 INFO L189 CegarLoopUtils]: For program point L917(lines 917 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,834 INFO L189 CegarLoopUtils]: For program point L719(lines 719 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,834 INFO L189 CegarLoopUtils]: For program point L653(lines 653 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,834 INFO L189 CegarLoopUtils]: For program point L1644-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,834 INFO L189 CegarLoopUtils]: For program point L1578-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,834 INFO L189 CegarLoopUtils]: For program point L1512-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,834 INFO L189 CegarLoopUtils]: For program point L191(lines 191 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,834 INFO L189 CegarLoopUtils]: For program point L720(lines 720 741) no Hoare annotation was computed. [2020-12-21 23:35:08,835 INFO L189 CegarLoopUtils]: For program point L720-2(lines 720 741) no Hoare annotation was computed. [2020-12-21 23:35:08,835 INFO L189 CegarLoopUtils]: For program point L1645(line 1645) no Hoare annotation was computed. [2020-12-21 23:35:08,835 INFO L189 CegarLoopUtils]: For program point L1579(line 1579) no Hoare annotation was computed. [2020-12-21 23:35:08,835 INFO L189 CegarLoopUtils]: For program point L1513(line 1513) no Hoare annotation was computed. [2020-12-21 23:35:08,835 INFO L189 CegarLoopUtils]: For program point L1315(lines 1315 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,835 INFO L189 CegarLoopUtils]: For program point L258(lines 258 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,835 INFO L189 CegarLoopUtils]: For program point L1183(lines 1183 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,835 INFO L189 CegarLoopUtils]: For program point L985(lines 985 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,835 INFO L189 CegarLoopUtils]: For program point L787(lines 787 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,836 INFO L189 CegarLoopUtils]: For program point L523(lines 523 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,836 INFO L189 CegarLoopUtils]: For program point L854(lines 854 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,836 INFO L189 CegarLoopUtils]: For program point L1647-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,836 INFO L189 CegarLoopUtils]: For program point L1581-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,836 INFO L189 CegarLoopUtils]: For program point L1515-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,836 INFO L189 CegarLoopUtils]: For program point L1648(line 1648) no Hoare annotation was computed. [2020-12-21 23:35:08,836 INFO L189 CegarLoopUtils]: For program point L1582(line 1582) no Hoare annotation was computed. [2020-12-21 23:35:08,836 INFO L189 CegarLoopUtils]: For program point L1516(line 1516) no Hoare annotation was computed. [2020-12-21 23:35:08,836 INFO L189 CegarLoopUtils]: For program point L460(lines 460 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,837 INFO L189 CegarLoopUtils]: For program point L593(lines 593 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,837 INFO L189 CegarLoopUtils]: For program point L1650-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,837 INFO L189 CegarLoopUtils]: For program point L1584-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,837 INFO L189 CegarLoopUtils]: For program point L1518-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,837 INFO L189 CegarLoopUtils]: For program point L1452(lines 1452 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,837 INFO L189 CegarLoopUtils]: For program point L329(lines 329 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,837 INFO L189 CegarLoopUtils]: For program point L1122(lines 1122 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,837 INFO L189 CegarLoopUtils]: For program point L65(lines 65 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,838 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-21 23:35:08,838 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1648) no Hoare annotation was computed. [2020-12-21 23:35:08,838 INFO L189 CegarLoopUtils]: For program point L1651(line 1651) no Hoare annotation was computed. [2020-12-21 23:35:08,838 INFO L189 CegarLoopUtils]: For program point L1585(line 1585) no Hoare annotation was computed. [2020-12-21 23:35:08,838 INFO L189 CegarLoopUtils]: For program point L1519(line 1519) no Hoare annotation was computed. [2020-12-21 23:35:08,838 INFO L189 CegarLoopUtils]: For program point L66(lines 66 81) no Hoare annotation was computed. [2020-12-21 23:35:08,838 INFO L189 CegarLoopUtils]: For program point L66-2(lines 66 81) no Hoare annotation was computed. [2020-12-21 23:35:08,839 INFO L189 CegarLoopUtils]: For program point L794(lines 794 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,839 INFO L189 CegarLoopUtils]: For program point L1653-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,839 INFO L189 CegarLoopUtils]: For program point L1587-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,839 INFO L189 CegarLoopUtils]: For program point L1521-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,839 INFO L189 CegarLoopUtils]: For program point L1323(lines 1323 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,839 INFO L189 CegarLoopUtils]: For program point L993(lines 993 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,839 INFO L189 CegarLoopUtils]: For program point L927(lines 927 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,839 INFO L189 CegarLoopUtils]: For program point L663(lines 663 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,840 INFO L189 CegarLoopUtils]: For program point L1654(line 1654) no Hoare annotation was computed. [2020-12-21 23:35:08,840 INFO L189 CegarLoopUtils]: For program point L1588(line 1588) no Hoare annotation was computed. [2020-12-21 23:35:08,840 INFO L189 CegarLoopUtils]: For program point L1522(line 1522) no Hoare annotation was computed. [2020-12-21 23:35:08,840 INFO L189 CegarLoopUtils]: For program point L267(lines 267 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,840 INFO L189 CegarLoopUtils]: For program point L201(lines 201 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,840 INFO L189 CegarLoopUtils]: For program point L1192(lines 1192 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,840 INFO L189 CegarLoopUtils]: For program point L928(lines 928 945) no Hoare annotation was computed. [2020-12-21 23:35:08,840 INFO L189 CegarLoopUtils]: For program point L928-2(lines 928 945) no Hoare annotation was computed. [2020-12-21 23:35:08,840 INFO L189 CegarLoopUtils]: For program point L532(lines 532 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,841 INFO L189 CegarLoopUtils]: For program point L1391(lines 1391 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,841 INFO L189 CegarLoopUtils]: For program point L1259(lines 1259 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,841 INFO L189 CegarLoopUtils]: For program point L202(lines 202 221) no Hoare annotation was computed. [2020-12-21 23:35:08,841 INFO L189 CegarLoopUtils]: For program point L136(lines 136 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,841 INFO L189 CegarLoopUtils]: For program point L202-2(lines 202 221) no Hoare annotation was computed. [2020-12-21 23:35:08,841 INFO L189 CegarLoopUtils]: For program point L863(lines 863 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,841 INFO L189 CegarLoopUtils]: For program point L1656-1(lines 1656 1658) no Hoare annotation was computed. [2020-12-21 23:35:08,841 INFO L189 CegarLoopUtils]: For program point L1590-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,841 INFO L189 CegarLoopUtils]: For program point L1524-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,842 INFO L189 CegarLoopUtils]: For program point L1392(lines 1392 1410) no Hoare annotation was computed. [2020-12-21 23:35:08,842 INFO L189 CegarLoopUtils]: For program point L1392-2(lines 1392 1410) no Hoare annotation was computed. [2020-12-21 23:35:08,842 INFO L189 CegarLoopUtils]: For program point L1260(lines 1260 1282) no Hoare annotation was computed. [2020-12-21 23:35:08,842 INFO L189 CegarLoopUtils]: For program point L1260-2(lines 1260 1282) no Hoare annotation was computed. [2020-12-21 23:35:08,842 INFO L189 CegarLoopUtils]: For program point L1657(line 1657) no Hoare annotation was computed. [2020-12-21 23:35:08,842 INFO L189 CegarLoopUtils]: For program point L1591(line 1591) no Hoare annotation was computed. [2020-12-21 23:35:08,842 INFO L189 CegarLoopUtils]: For program point L1525(line 1525) no Hoare annotation was computed. [2020-12-21 23:35:08,842 INFO L189 CegarLoopUtils]: For program point L468(lines 468 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,842 INFO L189 CegarLoopUtils]: For program point L1130(lines 1130 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,843 INFO L189 CegarLoopUtils]: For program point L668(lines 668 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,843 INFO L185 CegarLoopUtils]: At program point L1659(lines 64 1660) the Hoare annotation is: (let ((.cse0 (= ~a5~0 1)) (.cse1 (= ~a11~0 1))) (or (and .cse0 .cse1 (<= ~a6~0 0)) (and .cse0 (= ~a26~0 ~a11~0) .cse1) (and (= ~a12~0 1) .cse0 .cse1 (= ~a3~0 1)) (and .cse0 (= ~a11~0 0)) (and .cse0 (= ~a27~0 1) .cse1))) [2020-12-21 23:35:08,843 INFO L189 CegarLoopUtils]: For program point L602(lines 602 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,843 INFO L189 CegarLoopUtils]: For program point L1593-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,843 INFO L189 CegarLoopUtils]: For program point L1527-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,844 INFO L189 CegarLoopUtils]: For program point L1594(line 1594) no Hoare annotation was computed. [2020-12-21 23:35:08,844 INFO L189 CegarLoopUtils]: For program point L1528(line 1528) no Hoare annotation was computed. [2020-12-21 23:35:08,844 INFO L189 CegarLoopUtils]: For program point L1462(lines 1462 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,844 INFO L189 CegarLoopUtils]: For program point L339(lines 339 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,844 INFO L189 CegarLoopUtils]: For program point L1331(lines 1331 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,844 INFO L192 CegarLoopUtils]: At program point L1662(lines 1662 1679) the Hoare annotation is: true [2020-12-21 23:35:08,844 INFO L189 CegarLoopUtils]: For program point L539(lines 539 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,844 INFO L189 CegarLoopUtils]: For program point L1596-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,844 INFO L189 CegarLoopUtils]: For program point L1530-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,845 INFO L189 CegarLoopUtils]: For program point L407(lines 407 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,845 INFO L189 CegarLoopUtils]: For program point L275(lines 275 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,845 INFO L189 CegarLoopUtils]: For program point L1200(lines 1200 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,845 INFO L189 CegarLoopUtils]: For program point L1597(line 1597) no Hoare annotation was computed. [2020-12-21 23:35:08,845 INFO L189 CegarLoopUtils]: For program point L1531(line 1531) no Hoare annotation was computed. [2020-12-21 23:35:08,845 INFO L189 CegarLoopUtils]: For program point L805(lines 805 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,845 INFO L189 CegarLoopUtils]: For program point L145(lines 145 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,845 INFO L189 CegarLoopUtils]: For program point L1004(lines 1004 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,846 INFO L189 CegarLoopUtils]: For program point L1599-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,846 INFO L189 CegarLoopUtils]: For program point L1533-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,846 INFO L189 CegarLoopUtils]: For program point L1137(lines 1137 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,846 INFO L189 CegarLoopUtils]: For program point L1071(lines 1071 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,846 INFO L189 CegarLoopUtils]: For program point L873(lines 873 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,846 INFO L189 CegarLoopUtils]: For program point L675(lines 675 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,846 INFO L189 CegarLoopUtils]: For program point L1600(line 1600) no Hoare annotation was computed. [2020-12-21 23:35:08,846 INFO L189 CegarLoopUtils]: For program point L1534(line 1534) no Hoare annotation was computed. [2020-12-21 23:35:08,846 INFO L189 CegarLoopUtils]: For program point L477(lines 477 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,846 INFO L189 CegarLoopUtils]: For program point L1336(lines 1336 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,847 INFO L189 CegarLoopUtils]: For program point L478(lines 478 488) no Hoare annotation was computed. [2020-12-21 23:35:08,847 INFO L189 CegarLoopUtils]: For program point L478-2(lines 478 488) no Hoare annotation was computed. [2020-12-21 23:35:08,847 INFO L189 CegarLoopUtils]: For program point L743(lines 743 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,847 INFO L185 CegarLoopUtils]: At program point L1668-2(lines 1668 1678) the Hoare annotation is: (let ((.cse0 (= ~a5~0 1)) (.cse1 (= ~a11~0 1))) (or (and .cse0 .cse1 (<= ~a6~0 0)) (and .cse0 (= ~a26~0 ~a11~0) .cse1) (and (= ~a12~0 1) .cse0 .cse1 (= ~a3~0 1)) (and .cse0 (= ~a11~0 0)) (and .cse0 (= ~a27~0 1) .cse1))) [2020-12-21 23:35:08,847 INFO L189 CegarLoopUtils]: For program point L1602-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,847 INFO L189 CegarLoopUtils]: For program point L1536-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,848 INFO L189 CegarLoopUtils]: For program point L1470(lines 1470 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,848 INFO L189 CegarLoopUtils]: For program point L83(lines 83 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,848 INFO L189 CegarLoopUtils]: For program point L1603(line 1603) no Hoare annotation was computed. [2020-12-21 23:35:08,848 INFO L189 CegarLoopUtils]: For program point L1537(line 1537) no Hoare annotation was computed. [2020-12-21 23:35:08,848 INFO L189 CegarLoopUtils]: For program point L613(lines 613 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,848 INFO L189 CegarLoopUtils]: For program point L415(lines 415 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,848 INFO L189 CegarLoopUtils]: For program point L349(lines 349 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,848 INFO L189 CegarLoopUtils]: For program point L1142(lines 1142 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,848 INFO L189 CegarLoopUtils]: For program point L1076(lines 1076 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,849 INFO L189 CegarLoopUtils]: For program point L878(lines 878 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,849 INFO L189 CegarLoopUtils]: For program point L1605-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,849 INFO L189 CegarLoopUtils]: For program point L1539-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,849 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-21 23:35:08,849 INFO L189 CegarLoopUtils]: For program point L879(lines 879 897) no Hoare annotation was computed. [2020-12-21 23:35:08,849 INFO L189 CegarLoopUtils]: For program point L879-2(lines 879 897) no Hoare annotation was computed. [2020-12-21 23:35:08,849 INFO L189 CegarLoopUtils]: For program point L1606(line 1606) no Hoare annotation was computed. [2020-12-21 23:35:08,849 INFO L189 CegarLoopUtils]: For program point L549(lines 549 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,850 INFO L189 CegarLoopUtils]: For program point L1540(line 1540) no Hoare annotation was computed. [2020-12-21 23:35:08,850 INFO L189 CegarLoopUtils]: For program point L1210(lines 1210 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,850 INFO L189 CegarLoopUtils]: For program point L814(lines 814 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,850 INFO L189 CegarLoopUtils]: For program point L1673(line 1673) no Hoare annotation was computed. [2020-12-21 23:35:08,850 INFO L189 CegarLoopUtils]: For program point L286(lines 286 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,850 INFO L189 CegarLoopUtils]: For program point L1013(lines 1013 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,850 INFO L189 CegarLoopUtils]: For program point L947(lines 947 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,850 INFO L189 CegarLoopUtils]: For program point L1608-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,850 INFO L189 CegarLoopUtils]: For program point L1542-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,850 INFO L189 CegarLoopUtils]: For program point L1476(lines 1476 1478) no Hoare annotation was computed. [2020-12-21 23:35:08,851 INFO L189 CegarLoopUtils]: For program point L1476-2(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,851 INFO L189 CegarLoopUtils]: For program point L1609(line 1609) no Hoare annotation was computed. [2020-12-21 23:35:08,851 INFO L189 CegarLoopUtils]: For program point L1543(line 1543) no Hoare annotation was computed. [2020-12-21 23:35:08,851 INFO L189 CegarLoopUtils]: For program point L1477(line 1477) no Hoare annotation was computed. [2020-12-21 23:35:08,851 INFO L189 CegarLoopUtils]: For program point L156(lines 156 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,851 INFO L189 CegarLoopUtils]: For program point L685(lines 685 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,851 INFO L189 CegarLoopUtils]: For program point L1412(lines 1412 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,851 INFO L189 CegarLoopUtils]: For program point L1346(lines 1346 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,852 INFO L189 CegarLoopUtils]: For program point L223(lines 223 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,852 INFO L189 CegarLoopUtils]: For program point L1611-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,852 INFO L189 CegarLoopUtils]: For program point L1545-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,852 INFO L189 CegarLoopUtils]: For program point L1479-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,852 INFO L189 CegarLoopUtils]: For program point L1413(lines 1413 1431) no Hoare annotation was computed. [2020-12-21 23:35:08,852 INFO L189 CegarLoopUtils]: For program point L1413-2(lines 1413 1431) no Hoare annotation was computed. [2020-12-21 23:35:08,852 INFO L189 CegarLoopUtils]: For program point L92(lines 92 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,853 INFO L189 CegarLoopUtils]: For program point L753(lines 753 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,853 INFO L189 CegarLoopUtils]: For program point L1612(line 1612) no Hoare annotation was computed. [2020-12-21 23:35:08,853 INFO L189 CegarLoopUtils]: For program point L1546(line 1546) no Hoare annotation was computed. [2020-12-21 23:35:08,853 INFO L189 CegarLoopUtils]: For program point L1480(line 1480) no Hoare annotation was computed. [2020-12-21 23:35:08,853 INFO L189 CegarLoopUtils]: For program point L1084(lines 1084 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,853 INFO L189 CegarLoopUtils]: For program point L556(lines 556 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,853 INFO L189 CegarLoopUtils]: For program point L490(lines 490 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,853 INFO L189 CegarLoopUtils]: For program point L424(lines 424 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,853 INFO L189 CegarLoopUtils]: For program point L358(lines 358 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,854 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-21 23:35:08,854 INFO L189 CegarLoopUtils]: For program point L1614-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,854 INFO L189 CegarLoopUtils]: For program point L1548-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,854 INFO L189 CegarLoopUtils]: For program point L1482-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,854 INFO L189 CegarLoopUtils]: For program point L1284(lines 1284 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,854 INFO L189 CegarLoopUtils]: For program point L1152(lines 1152 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,854 INFO L189 CegarLoopUtils]: For program point L624(lines 624 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,855 INFO L189 CegarLoopUtils]: For program point L1615(line 1615) no Hoare annotation was computed. [2020-12-21 23:35:08,855 INFO L189 CegarLoopUtils]: For program point L1549(line 1549) no Hoare annotation was computed. [2020-12-21 23:35:08,855 INFO L189 CegarLoopUtils]: For program point L1483(line 1483) no Hoare annotation was computed. [2020-12-21 23:35:08,855 INFO L189 CegarLoopUtils]: For program point L294(lines 294 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,855 INFO L189 CegarLoopUtils]: For program point L1021(lines 1021 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,855 INFO L189 CegarLoopUtils]: For program point L823(lines 823 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,855 INFO L189 CegarLoopUtils]: For program point L1220(lines 1220 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,855 INFO L189 CegarLoopUtils]: For program point L1617-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,855 INFO L189 CegarLoopUtils]: For program point L1551-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,856 INFO L189 CegarLoopUtils]: For program point L1485-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,856 INFO L189 CegarLoopUtils]: For program point L1221(lines 1221 1234) no Hoare annotation was computed. [2020-12-21 23:35:08,856 INFO L189 CegarLoopUtils]: For program point L1221-2(lines 1221 1234) no Hoare annotation was computed. [2020-12-21 23:35:08,856 INFO L189 CegarLoopUtils]: For program point L957(lines 957 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,856 INFO L189 CegarLoopUtils]: For program point L1618(line 1618) no Hoare annotation was computed. [2020-12-21 23:35:08,856 INFO L189 CegarLoopUtils]: For program point L1552(line 1552) no Hoare annotation was computed. [2020-12-21 23:35:08,856 INFO L189 CegarLoopUtils]: For program point L1486(line 1486) no Hoare annotation was computed. [2020-12-21 23:35:08,856 INFO L189 CegarLoopUtils]: For program point L1354(lines 1354 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,857 INFO L189 CegarLoopUtils]: For program point L165(lines 165 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,857 INFO L189 CegarLoopUtils]: For program point L99(lines 99 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,857 INFO L189 CegarLoopUtils]: For program point L694(lines 694 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,857 INFO L189 CegarLoopUtils]: For program point L232(lines 232 1475) no Hoare annotation was computed. [2020-12-21 23:35:08,857 INFO L189 CegarLoopUtils]: For program point L695(lines 695 709) no Hoare annotation was computed. [2020-12-21 23:35:08,857 INFO L189 CegarLoopUtils]: For program point L695-2(lines 695 709) no Hoare annotation was computed. [2020-12-21 23:35:08,857 INFO L189 CegarLoopUtils]: For program point L1620-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,857 INFO L189 CegarLoopUtils]: For program point L1554-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,857 INFO L189 CegarLoopUtils]: For program point L1488-1(lines 64 1660) no Hoare annotation was computed. [2020-12-21 23:35:08,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.12 11:35:08 BoogieIcfgContainer [2020-12-21 23:35:08,880 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-21 23:35:08,881 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-21 23:35:08,881 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-21 23:35:08,881 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-21 23:35:08,882 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 11:34:52" (3/4) ... [2020-12-21 23:35:08,885 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-21 23:35:08,919 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-12-21 23:35:08,923 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-12-21 23:35:08,927 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-21 23:35:08,931 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-21 23:35:09,222 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/eca-rers2012/Problem03_label38.c-witness.graphml [2020-12-21 23:35:09,222 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-21 23:35:09,225 INFO L168 Benchmark]: Toolchain (without parser) took 21210.59 ms. Allocated memory was 157.3 MB in the beginning and 537.9 MB in the end (delta: 380.6 MB). Free memory was 127.4 MB in the beginning and 263.0 MB in the end (delta: -135.6 MB). Peak memory consumption was 244.9 MB. Max. memory is 8.0 GB. [2020-12-21 23:35:09,225 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 157.3 MB. Free memory was 130.9 MB in the beginning and 130.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-12-21 23:35:09,226 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1225.04 ms. Allocated memory is still 157.3 MB. Free memory was 127.2 MB in the beginning and 105.4 MB in the end (delta: 21.8 MB). Peak memory consumption was 36.0 MB. Max. memory is 8.0 GB. [2020-12-21 23:35:09,226 INFO L168 Benchmark]: Boogie Procedure Inliner took 204.23 ms. Allocated memory is still 157.3 MB. Free memory was 105.4 MB in the beginning and 90.7 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2020-12-21 23:35:09,227 INFO L168 Benchmark]: Boogie Preprocessor took 179.21 ms. Allocated memory is still 157.3 MB. Free memory was 90.7 MB in the beginning and 79.7 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2020-12-21 23:35:09,227 INFO L168 Benchmark]: RCFGBuilder took 2397.07 ms. Allocated memory was 157.3 MB in the beginning and 196.1 MB in the end (delta: 38.8 MB). Free memory was 79.7 MB in the beginning and 114.0 MB in the end (delta: -34.3 MB). Peak memory consumption was 59.0 MB. Max. memory is 8.0 GB. [2020-12-21 23:35:09,228 INFO L168 Benchmark]: TraceAbstraction took 16852.87 ms. Allocated memory was 196.1 MB in the beginning and 537.9 MB in the end (delta: 341.8 MB). Free memory was 113.5 MB in the beginning and 300.7 MB in the end (delta: -187.2 MB). Peak memory consumption was 155.1 MB. Max. memory is 8.0 GB. [2020-12-21 23:35:09,228 INFO L168 Benchmark]: Witness Printer took 341.36 ms. Allocated memory is still 537.9 MB. Free memory was 300.7 MB in the beginning and 263.0 MB in the end (delta: 37.6 MB). Peak memory consumption was 36.7 MB. Max. memory is 8.0 GB. [2020-12-21 23:35:09,231 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 157.3 MB. Free memory was 130.9 MB in the beginning and 130.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1225.04 ms. Allocated memory is still 157.3 MB. Free memory was 127.2 MB in the beginning and 105.4 MB in the end (delta: 21.8 MB). Peak memory consumption was 36.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 204.23 ms. Allocated memory is still 157.3 MB. Free memory was 105.4 MB in the beginning and 90.7 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 179.21 ms. Allocated memory is still 157.3 MB. Free memory was 90.7 MB in the beginning and 79.7 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2397.07 ms. Allocated memory was 157.3 MB in the beginning and 196.1 MB in the end (delta: 38.8 MB). Free memory was 79.7 MB in the beginning and 114.0 MB in the end (delta: -34.3 MB). Peak memory consumption was 59.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 16852.87 ms. Allocated memory was 196.1 MB in the beginning and 537.9 MB in the end (delta: 341.8 MB). Free memory was 113.5 MB in the beginning and 300.7 MB in the end (delta: -187.2 MB). Peak memory consumption was 155.1 MB. Max. memory is 8.0 GB. * Witness Printer took 341.36 ms. Allocated memory is still 537.9 MB. Free memory was 300.7 MB in the beginning and 263.0 MB in the end (delta: 37.6 MB). Peak memory consumption was 36.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1648]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1662]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1668]: Loop Invariant Derived loop invariant: (((((a5 == 1 && a11 == 1) && a6 <= 0) || ((a5 == 1 && a26 == a11) && a11 == 1)) || (((a12 == 1 && a5 == 1) && a11 == 1) && a3 == 1)) || (a5 == 1 && a11 == 0)) || ((a5 == 1 && a27 == 1) && a11 == 1) - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: (((((a5 == 1 && a11 == 1) && a6 <= 0) || ((a5 == 1 && a26 == a11) && a11 == 1)) || (((a12 == 1 && a5 == 1) && a11 == 1) && a3 == 1)) || (a5 == 1 && a11 == 0)) || ((a5 == 1 && a27 == 1) && a11 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 302 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 16.5s, OverallIterations: 10, TraceHistogramMax: 5, AutomataDifference: 11.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1833 SDtfs, 2345 SDslu, 205 SDs, 0 SdLazy, 5808 SolverSat, 1260 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 300 GetRequests, 287 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13446occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 841 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 143 NumberOfFragments, 103 HoareAnnotationTreeSize, 3 FomulaSimplifications, 2256 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 104 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 2662 NumberOfCodeBlocks, 2662 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2651 ConstructedInterpolants, 0 QuantifiedInterpolants, 1115309 SizeOfPredicates, 0 NumberOfNonLiveVariables, 524 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 11 InterpolantComputations, 10 PerfectInterpolantSequences, 600/606 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...