/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/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--dvb-usb-v2--dvb-usb-lmedm04.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 14:23:58,136 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 14:23:58,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 14:23:58,205 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 14:23:58,206 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 14:23:58,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 14:23:58,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 14:23:58,223 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 14:23:58,226 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 14:23:58,233 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 14:23:58,235 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 14:23:58,238 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 14:23:58,238 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 14:23:58,242 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 14:23:58,244 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 14:23:58,246 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 14:23:58,248 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 14:23:58,252 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 14:23:58,260 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 14:23:58,268 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 14:23:58,270 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 14:23:58,272 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 14:23:58,275 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 14:23:58,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 14:23:58,311 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 14:23:58,311 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 14:23:58,312 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 14:23:58,314 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 14:23:58,315 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 14:23:58,316 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 14:23:58,317 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 14:23:58,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 14:23:58,320 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 14:23:58,320 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 14:23:58,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 14:23:58,322 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 14:23:58,323 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 14:23:58,323 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 14:23:58,323 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 14:23:58,324 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 14:23:58,325 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 14:23:58,326 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 14:23:58,378 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 14:23:58,378 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 14:23:58,383 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 14:23:58,384 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 14:23:58,384 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 14:23:58,384 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 14:23:58,384 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 14:23:58,384 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 14:23:58,385 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 14:23:58,385 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 14:23:58,386 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 14:23:58,386 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 14:23:58,387 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 14:23:58,387 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 14:23:58,387 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 14:23:58,387 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 14:23:58,388 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 14:23:58,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 14:23:58,388 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 14:23:58,388 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 14:23:58,389 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 14:23:58,389 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 14:23:58,389 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 14:23:58,389 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 14:23:58,389 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 14:23:58,390 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 14:23:58,837 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 14:23:58,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 14:23:58,868 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 14:23:58,869 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 14:23:58,870 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 14:23:58,871 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--dvb-usb-v2--dvb-usb-lmedm04.ko-entry_point.cil.out.i [2020-12-22 14:23:58,951 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa39465df/df90e5026c214ff88eeb25e85c067a8a/FLAG676a9281c [2020-12-22 14:24:00,017 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 14:24:00,017 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--dvb-usb-v2--dvb-usb-lmedm04.ko-entry_point.cil.out.i [2020-12-22 14:24:00,073 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa39465df/df90e5026c214ff88eeb25e85c067a8a/FLAG676a9281c [2020-12-22 14:24:00,402 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa39465df/df90e5026c214ff88eeb25e85c067a8a [2020-12-22 14:24:00,405 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 14:24:00,408 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 14:24:00,412 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 14:24:00,412 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 14:24:00,417 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 14:24:00,418 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:24:00" (1/1) ... [2020-12-22 14:24:00,420 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6516eb39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:24:00, skipping insertion in model container [2020-12-22 14:24:00,420 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:24:00" (1/1) ... [2020-12-22 14:24:00,430 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 14:24:00,603 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 14:24:02,789 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/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--dvb-usb-v2--dvb-usb-lmedm04.ko-entry_point.cil.out.i[299448,299461] [2020-12-22 14:24:03,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 14:24:03,197 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 14:24:03,837 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/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--dvb-usb-v2--dvb-usb-lmedm04.ko-entry_point.cil.out.i[299448,299461] [2020-12-22 14:24:03,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 14:24:04,250 INFO L208 MainTranslator]: Completed translation [2020-12-22 14:24:04,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:24:04 WrapperNode [2020-12-22 14:24:04,251 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 14:24:04,253 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 14:24:04,253 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 14:24:04,253 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 14:24:04,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:24:04" (1/1) ... [2020-12-22 14:24:04,353 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:24:04" (1/1) ... [2020-12-22 14:24:04,757 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 14:24:04,758 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 14:24:04,759 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 14:24:04,760 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 14:24:04,770 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:24:04" (1/1) ... [2020-12-22 14:24:04,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:24:04" (1/1) ... [2020-12-22 14:24:04,974 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:24:04" (1/1) ... [2020-12-22 14:24:04,975 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:24:04" (1/1) ... [2020-12-22 14:24:05,256 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:24:04" (1/1) ... [2020-12-22 14:24:05,321 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:24:04" (1/1) ... [2020-12-22 14:24:05,371 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:24:04" (1/1) ... [2020-12-22 14:24:05,440 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 14:24:05,442 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 14:24:05,443 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 14:24:05,443 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 14:24:05,444 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:24:04" (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 [2020-12-22 14:24:05,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-12-22 14:24:05,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-12-22 14:24:05,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 14:24:05,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-22 14:24:05,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-22 14:24:05,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-22 14:24:05,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-12-22 14:24:05,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-12-22 14:24:05,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-22 14:24:05,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-22 14:24:05,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-22 14:24:05,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-22 14:24:05,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 14:24:05,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 14:24:05,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 14:24:28,280 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 14:24:28,281 INFO L299 CfgBuilder]: Removed 1455 assume(true) statements. [2020-12-22 14:24:28,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:24:28 BoogieIcfgContainer [2020-12-22 14:24:28,288 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 14:24:28,292 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 14:24:28,292 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 14:24:28,295 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 14:24:28,296 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 02:24:00" (1/3) ... [2020-12-22 14:24:28,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32577410 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:24:28, skipping insertion in model container [2020-12-22 14:24:28,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:24:04" (2/3) ... [2020-12-22 14:24:28,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32577410 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:24:28, skipping insertion in model container [2020-12-22 14:24:28,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:24:28" (3/3) ... [2020-12-22 14:24:28,299 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--dvb-usb-v2--dvb-usb-lmedm04.ko-entry_point.cil.out.i [2020-12-22 14:24:28,307 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 14:24:28,314 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 59 error locations. [2020-12-22 14:24:28,330 INFO L253 AbstractCegarLoop]: Starting to check reachability of 59 error locations. [2020-12-22 14:24:28,373 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 14:24:28,373 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 14:24:28,373 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 14:24:28,373 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 14:24:28,373 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 14:24:28,374 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 14:24:28,374 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 14:24:28,374 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 14:24:28,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states. [2020-12-22 14:24:28,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-12-22 14:24:28,433 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:24:28,436 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] [2020-12-22 14:24:28,437 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:24:28,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:24:28,447 INFO L82 PathProgramCache]: Analyzing trace with hash -2027503087, now seen corresponding path program 1 times [2020-12-22 14:24:28,458 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:24:28,458 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534135286] [2020-12-22 14:24:28,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:24:29,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:24:29,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 14:24:29,343 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534135286] [2020-12-22 14:24:29,345 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:24:29,345 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 14:24:29,346 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103172771] [2020-12-22 14:24:29,362 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 14:24:29,363 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:24:29,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 14:24:29,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 14:24:29,391 INFO L87 Difference]: Start difference. First operand 1719 states. Second operand 2 states. [2020-12-22 14:24:29,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:24:29,541 INFO L93 Difference]: Finished difference Result 3434 states and 4831 transitions. [2020-12-22 14:24:29,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 14:24:29,543 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-12-22 14:24:29,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:24:29,581 INFO L225 Difference]: With dead ends: 3434 [2020-12-22 14:24:29,581 INFO L226 Difference]: Without dead ends: 1709 [2020-12-22 14:24:29,594 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 14:24:29,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1709 states. [2020-12-22 14:24:29,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1709 to 1709. [2020-12-22 14:24:29,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1709 states. [2020-12-22 14:24:29,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1709 states and 2294 transitions. [2020-12-22 14:24:29,784 INFO L78 Accepts]: Start accepts. Automaton has 1709 states and 2294 transitions. Word has length 59 [2020-12-22 14:24:29,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:24:29,784 INFO L481 AbstractCegarLoop]: Abstraction has 1709 states and 2294 transitions. [2020-12-22 14:24:29,784 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 14:24:29,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 2294 transitions. [2020-12-22 14:24:29,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-12-22 14:24:29,791 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:24:29,791 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] [2020-12-22 14:24:29,792 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 14:24:29,792 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:24:29,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:24:29,793 INFO L82 PathProgramCache]: Analyzing trace with hash 2129732419, now seen corresponding path program 1 times [2020-12-22 14:24:29,794 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:24:29,794 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127789344] [2020-12-22 14:24:29,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:24:30,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:24:30,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 14:24:30,343 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127789344] [2020-12-22 14:24:30,343 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:24:30,344 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 14:24:30,345 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812606785] [2020-12-22 14:24:30,347 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:24:30,348 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:24:30,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:24:30,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:24:30,349 INFO L87 Difference]: Start difference. First operand 1709 states and 2294 transitions. Second operand 3 states. [2020-12-22 14:24:30,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:24:30,647 INFO L93 Difference]: Finished difference Result 4913 states and 6619 transitions. [2020-12-22 14:24:30,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:24:30,649 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2020-12-22 14:24:30,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:24:30,668 INFO L225 Difference]: With dead ends: 4913 [2020-12-22 14:24:30,669 INFO L226 Difference]: Without dead ends: 3254 [2020-12-22 14:24:30,674 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 [2020-12-22 14:24:30,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3254 states. [2020-12-22 14:24:30,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3254 to 3126. [2020-12-22 14:24:30,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3126 states. [2020-12-22 14:24:30,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3126 states to 3126 states and 4301 transitions. [2020-12-22 14:24:30,778 INFO L78 Accepts]: Start accepts. Automaton has 3126 states and 4301 transitions. Word has length 59 [2020-12-22 14:24:30,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:24:30,779 INFO L481 AbstractCegarLoop]: Abstraction has 3126 states and 4301 transitions. [2020-12-22 14:24:30,780 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:24:30,781 INFO L276 IsEmpty]: Start isEmpty. Operand 3126 states and 4301 transitions. [2020-12-22 14:24:30,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-22 14:24:30,789 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:24:30,789 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] [2020-12-22 14:24:30,789 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 14:24:30,790 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:24:30,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:24:30,792 INFO L82 PathProgramCache]: Analyzing trace with hash 545462360, now seen corresponding path program 1 times [2020-12-22 14:24:30,792 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:24:30,794 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236778185] [2020-12-22 14:24:30,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:24:31,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:24:31,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 14:24:31,264 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236778185] [2020-12-22 14:24:31,264 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:24:31,264 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 14:24:31,265 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635959500] [2020-12-22 14:24:31,265 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:24:31,265 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:24:31,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:24:31,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:24:31,272 INFO L87 Difference]: Start difference. First operand 3126 states and 4301 transitions. Second operand 3 states. [2020-12-22 14:24:33,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:24:33,766 INFO L93 Difference]: Finished difference Result 9225 states and 12738 transitions. [2020-12-22 14:24:33,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:24:33,767 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2020-12-22 14:24:33,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:24:33,800 INFO L225 Difference]: With dead ends: 9225 [2020-12-22 14:24:33,800 INFO L226 Difference]: Without dead ends: 6149 [2020-12-22 14:24:33,807 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 [2020-12-22 14:24:33,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6149 states. [2020-12-22 14:24:33,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6149 to 6041. [2020-12-22 14:24:33,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6041 states. [2020-12-22 14:24:33,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6041 states to 6041 states and 8432 transitions. [2020-12-22 14:24:33,987 INFO L78 Accepts]: Start accepts. Automaton has 6041 states and 8432 transitions. Word has length 61 [2020-12-22 14:24:33,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:24:33,990 INFO L481 AbstractCegarLoop]: Abstraction has 6041 states and 8432 transitions. [2020-12-22 14:24:33,990 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:24:33,991 INFO L276 IsEmpty]: Start isEmpty. Operand 6041 states and 8432 transitions. [2020-12-22 14:24:33,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-22 14:24:33,995 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:24:33,995 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] [2020-12-22 14:24:33,995 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 14:24:33,996 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:24:33,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:24:33,997 INFO L82 PathProgramCache]: Analyzing trace with hash 409765714, now seen corresponding path program 1 times [2020-12-22 14:24:33,997 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:24:33,997 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507152533] [2020-12-22 14:24:33,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:24:34,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:24:34,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 14:24:34,410 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507152533] [2020-12-22 14:24:34,410 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:24:34,410 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 14:24:34,410 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062504865] [2020-12-22 14:24:34,411 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:24:34,411 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:24:34,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:24:34,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:24:34,417 INFO L87 Difference]: Start difference. First operand 6041 states and 8432 transitions. Second operand 3 states. [2020-12-22 14:24:34,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:24:34,971 INFO L93 Difference]: Finished difference Result 14429 states and 20187 transitions. [2020-12-22 14:24:34,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:24:34,972 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2020-12-22 14:24:34,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:24:35,022 INFO L225 Difference]: With dead ends: 14429 [2020-12-22 14:24:35,022 INFO L226 Difference]: Without dead ends: 8438 [2020-12-22 14:24:35,035 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 [2020-12-22 14:24:35,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8438 states. [2020-12-22 14:24:35,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8438 to 8361. [2020-12-22 14:24:35,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8361 states. [2020-12-22 14:24:35,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8361 states to 8361 states and 11760 transitions. [2020-12-22 14:24:35,321 INFO L78 Accepts]: Start accepts. Automaton has 8361 states and 11760 transitions. Word has length 62 [2020-12-22 14:24:35,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:24:35,324 INFO L481 AbstractCegarLoop]: Abstraction has 8361 states and 11760 transitions. [2020-12-22 14:24:35,324 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:24:35,324 INFO L276 IsEmpty]: Start isEmpty. Operand 8361 states and 11760 transitions. [2020-12-22 14:24:35,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-22 14:24:35,326 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:24:35,327 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] [2020-12-22 14:24:35,327 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 14:24:35,329 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:24:35,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:24:35,330 INFO L82 PathProgramCache]: Analyzing trace with hash -1924868643, now seen corresponding path program 1 times [2020-12-22 14:24:35,330 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:24:35,331 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088736801] [2020-12-22 14:24:35,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:24:35,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:24:35,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 14:24:35,721 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088736801] [2020-12-22 14:24:35,722 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:24:35,722 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 14:24:35,722 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829372961] [2020-12-22 14:24:35,725 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:24:35,725 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:24:35,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:24:35,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:24:35,726 INFO L87 Difference]: Start difference. First operand 8361 states and 11760 transitions. Second operand 3 states. [2020-12-22 14:24:36,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:24:36,110 INFO L93 Difference]: Finished difference Result 20952 states and 29459 transitions. [2020-12-22 14:24:36,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:24:36,111 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-12-22 14:24:36,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:24:36,172 INFO L225 Difference]: With dead ends: 20952 [2020-12-22 14:24:36,172 INFO L226 Difference]: Without dead ends: 12641 [2020-12-22 14:24:36,191 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 [2020-12-22 14:24:36,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12641 states. [2020-12-22 14:24:36,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12641 to 12553. [2020-12-22 14:24:36,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12553 states. [2020-12-22 14:24:36,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12553 states to 12553 states and 17688 transitions. [2020-12-22 14:24:36,597 INFO L78 Accepts]: Start accepts. Automaton has 12553 states and 17688 transitions. Word has length 65 [2020-12-22 14:24:36,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:24:36,598 INFO L481 AbstractCegarLoop]: Abstraction has 12553 states and 17688 transitions. [2020-12-22 14:24:36,598 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:24:36,598 INFO L276 IsEmpty]: Start isEmpty. Operand 12553 states and 17688 transitions. [2020-12-22 14:24:36,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-22 14:24:36,599 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:24:36,599 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] [2020-12-22 14:24:36,599 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 14:24:36,600 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:24:36,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:24:36,601 INFO L82 PathProgramCache]: Analyzing trace with hash -814048347, now seen corresponding path program 1 times [2020-12-22 14:24:36,601 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:24:36,601 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686863287] [2020-12-22 14:24:36,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:24:36,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:24:37,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 14:24:37,242 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686863287] [2020-12-22 14:24:37,242 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:24:37,243 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 14:24:37,243 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110562338] [2020-12-22 14:24:37,243 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:24:37,243 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:24:37,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:24:37,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:24:37,244 INFO L87 Difference]: Start difference. First operand 12553 states and 17688 transitions. Second operand 3 states. [2020-12-22 14:24:37,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:24:37,563 INFO L93 Difference]: Finished difference Result 12553 states and 17688 transitions. [2020-12-22 14:24:37,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:24:37,564 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 70 [2020-12-22 14:24:37,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:24:37,598 INFO L225 Difference]: With dead ends: 12553 [2020-12-22 14:24:37,598 INFO L226 Difference]: Without dead ends: 12535 [2020-12-22 14:24:37,604 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 [2020-12-22 14:24:37,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12535 states. [2020-12-22 14:24:37,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12535 to 12535. [2020-12-22 14:24:37,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12535 states. [2020-12-22 14:24:37,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12535 states to 12535 states and 17614 transitions. [2020-12-22 14:24:38,004 INFO L78 Accepts]: Start accepts. Automaton has 12535 states and 17614 transitions. Word has length 70 [2020-12-22 14:24:38,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:24:38,005 INFO L481 AbstractCegarLoop]: Abstraction has 12535 states and 17614 transitions. [2020-12-22 14:24:38,005 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:24:38,005 INFO L276 IsEmpty]: Start isEmpty. Operand 12535 states and 17614 transitions. [2020-12-22 14:24:38,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-12-22 14:24:38,013 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:24:38,013 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] [2020-12-22 14:24:38,013 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-22 14:24:38,014 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:24:38,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:24:38,014 INFO L82 PathProgramCache]: Analyzing trace with hash 534316811, now seen corresponding path program 1 times [2020-12-22 14:24:38,014 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:24:38,015 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154325427] [2020-12-22 14:24:38,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:24:38,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:24:38,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 14:24:38,540 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154325427] [2020-12-22 14:24:38,540 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:24:38,540 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 14:24:38,540 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535150326] [2020-12-22 14:24:38,541 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:24:38,541 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:24:38,542 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:24:38,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:24:38,542 INFO L87 Difference]: Start difference. First operand 12535 states and 17614 transitions. Second operand 3 states. [2020-12-22 14:24:38,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:24:38,751 INFO L93 Difference]: Finished difference Result 12535 states and 17614 transitions. [2020-12-22 14:24:38,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:24:38,752 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 71 [2020-12-22 14:24:38,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:24:38,780 INFO L225 Difference]: With dead ends: 12535 [2020-12-22 14:24:38,781 INFO L226 Difference]: Without dead ends: 12533 [2020-12-22 14:24:38,787 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 [2020-12-22 14:24:38,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12533 states. [2020-12-22 14:24:39,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12533 to 12533. [2020-12-22 14:24:39,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12533 states. [2020-12-22 14:24:39,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12533 states to 12533 states and 17612 transitions. [2020-12-22 14:24:39,144 INFO L78 Accepts]: Start accepts. Automaton has 12533 states and 17612 transitions. Word has length 71 [2020-12-22 14:24:39,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:24:39,144 INFO L481 AbstractCegarLoop]: Abstraction has 12533 states and 17612 transitions. [2020-12-22 14:24:39,144 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:24:39,145 INFO L276 IsEmpty]: Start isEmpty. Operand 12533 states and 17612 transitions. [2020-12-22 14:24:39,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-12-22 14:24:39,145 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:24:39,145 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] [2020-12-22 14:24:39,146 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-22 14:24:39,146 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:24:39,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:24:39,147 INFO L82 PathProgramCache]: Analyzing trace with hash -616036241, now seen corresponding path program 1 times [2020-12-22 14:24:39,147 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:24:39,148 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182282116] [2020-12-22 14:24:39,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:24:39,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:24:39,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 14:24:39,763 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182282116] [2020-12-22 14:24:39,763 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:24:39,763 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 14:24:39,763 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879173954] [2020-12-22 14:24:39,764 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:24:39,764 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:24:39,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:24:39,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:24:39,765 INFO L87 Difference]: Start difference. First operand 12533 states and 17612 transitions. Second operand 3 states. [2020-12-22 14:24:39,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:24:39,995 INFO L93 Difference]: Finished difference Result 12533 states and 17612 transitions. [2020-12-22 14:24:39,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:24:39,996 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 72 [2020-12-22 14:24:39,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:24:40,024 INFO L225 Difference]: With dead ends: 12533 [2020-12-22 14:24:40,024 INFO L226 Difference]: Without dead ends: 12531 [2020-12-22 14:24:40,030 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 [2020-12-22 14:24:40,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12531 states. [2020-12-22 14:24:40,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12531 to 12531. [2020-12-22 14:24:40,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12531 states. [2020-12-22 14:24:40,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12531 states to 12531 states and 17610 transitions. [2020-12-22 14:24:40,392 INFO L78 Accepts]: Start accepts. Automaton has 12531 states and 17610 transitions. Word has length 72 [2020-12-22 14:24:40,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:24:40,392 INFO L481 AbstractCegarLoop]: Abstraction has 12531 states and 17610 transitions. [2020-12-22 14:24:40,392 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:24:40,392 INFO L276 IsEmpty]: Start isEmpty. Operand 12531 states and 17610 transitions. [2020-12-22 14:24:40,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-12-22 14:24:40,393 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:24:40,393 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] [2020-12-22 14:24:40,394 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-22 14:24:40,394 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:24:40,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:24:40,395 INFO L82 PathProgramCache]: Analyzing trace with hash -1917242475, now seen corresponding path program 1 times [2020-12-22 14:24:40,395 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:24:40,395 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854400598] [2020-12-22 14:24:40,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:24:40,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:24:40,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 14:24:40,984 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854400598] [2020-12-22 14:24:40,984 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:24:40,984 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 14:24:40,984 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861401488] [2020-12-22 14:24:40,985 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:24:40,985 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:24:40,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:24:40,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:24:40,986 INFO L87 Difference]: Start difference. First operand 12531 states and 17610 transitions. Second operand 3 states. [2020-12-22 14:24:41,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:24:41,334 INFO L93 Difference]: Finished difference Result 12531 states and 17610 transitions. [2020-12-22 14:24:41,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:24:41,335 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 73 [2020-12-22 14:24:41,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:24:41,368 INFO L225 Difference]: With dead ends: 12531 [2020-12-22 14:24:41,368 INFO L226 Difference]: Without dead ends: 12529 [2020-12-22 14:24:41,374 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 [2020-12-22 14:24:41,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12529 states. [2020-12-22 14:24:41,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12529 to 12529. [2020-12-22 14:24:41,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12529 states. [2020-12-22 14:24:41,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12529 states to 12529 states and 17608 transitions. [2020-12-22 14:24:41,899 INFO L78 Accepts]: Start accepts. Automaton has 12529 states and 17608 transitions. Word has length 73 [2020-12-22 14:24:41,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:24:41,900 INFO L481 AbstractCegarLoop]: Abstraction has 12529 states and 17608 transitions. [2020-12-22 14:24:41,900 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:24:41,900 INFO L276 IsEmpty]: Start isEmpty. Operand 12529 states and 17608 transitions. [2020-12-22 14:24:41,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-12-22 14:24:41,901 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:24:41,901 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] [2020-12-22 14:24:41,901 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-22 14:24:41,901 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:24:41,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:24:41,902 INFO L82 PathProgramCache]: Analyzing trace with hash 695037241, now seen corresponding path program 1 times [2020-12-22 14:24:41,903 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:24:41,903 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472957840] [2020-12-22 14:24:41,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:24:42,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:24:42,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 14:24:42,338 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472957840] [2020-12-22 14:24:42,339 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:24:42,341 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 14:24:42,341 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953413102] [2020-12-22 14:24:42,341 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:24:42,342 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:24:42,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:24:42,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:24:42,343 INFO L87 Difference]: Start difference. First operand 12529 states and 17608 transitions. Second operand 3 states. [2020-12-22 14:24:43,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:24:43,282 INFO L93 Difference]: Finished difference Result 36557 states and 51545 transitions. [2020-12-22 14:24:43,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:24:43,283 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 74 [2020-12-22 14:24:43,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:24:43,350 INFO L225 Difference]: With dead ends: 36557 [2020-12-22 14:24:43,350 INFO L226 Difference]: Without dead ends: 24071 [2020-12-22 14:24:43,384 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 [2020-12-22 14:24:43,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24071 states. [2020-12-22 14:24:44,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24071 to 21883. [2020-12-22 14:24:44,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21883 states. [2020-12-22 14:24:44,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21883 states to 21883 states and 30770 transitions. [2020-12-22 14:24:44,399 INFO L78 Accepts]: Start accepts. Automaton has 21883 states and 30770 transitions. Word has length 74 [2020-12-22 14:24:44,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:24:44,400 INFO L481 AbstractCegarLoop]: Abstraction has 21883 states and 30770 transitions. [2020-12-22 14:24:44,400 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:24:44,400 INFO L276 IsEmpty]: Start isEmpty. Operand 21883 states and 30770 transitions. [2020-12-22 14:24:44,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-12-22 14:24:44,402 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:24:44,402 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-22 14:24:44,402 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-22 14:24:44,403 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:24:44,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:24:44,403 INFO L82 PathProgramCache]: Analyzing trace with hash -1042206351, now seen corresponding path program 1 times [2020-12-22 14:24:44,403 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:24:44,405 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84344665] [2020-12-22 14:24:44,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:24:44,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:24:44,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 14:24:44,763 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84344665] [2020-12-22 14:24:44,763 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:24:44,763 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 14:24:44,763 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141139503] [2020-12-22 14:24:44,764 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:24:44,764 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:24:44,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:24:44,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:24:44,767 INFO L87 Difference]: Start difference. First operand 21883 states and 30770 transitions. Second operand 3 states. [2020-12-22 14:24:47,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:24:47,560 INFO L93 Difference]: Finished difference Result 21883 states and 30770 transitions. [2020-12-22 14:24:47,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:24:47,561 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 100 [2020-12-22 14:24:47,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:24:47,610 INFO L225 Difference]: With dead ends: 21883 [2020-12-22 14:24:47,610 INFO L226 Difference]: Without dead ends: 21855 [2020-12-22 14:24:47,617 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 [2020-12-22 14:24:47,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21855 states. [2020-12-22 14:24:48,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21855 to 21855. [2020-12-22 14:24:48,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21855 states. [2020-12-22 14:24:48,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21855 states to 21855 states and 30532 transitions. [2020-12-22 14:24:48,262 INFO L78 Accepts]: Start accepts. Automaton has 21855 states and 30532 transitions. Word has length 100 [2020-12-22 14:24:48,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:24:48,262 INFO L481 AbstractCegarLoop]: Abstraction has 21855 states and 30532 transitions. [2020-12-22 14:24:48,262 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:24:48,262 INFO L276 IsEmpty]: Start isEmpty. Operand 21855 states and 30532 transitions. [2020-12-22 14:24:48,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-12-22 14:24:48,276 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:24:48,276 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-22 14:24:48,276 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-22 14:24:48,277 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:24:48,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:24:48,278 INFO L82 PathProgramCache]: Analyzing trace with hash 1454939330, now seen corresponding path program 1 times [2020-12-22 14:24:48,278 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:24:48,278 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388157627] [2020-12-22 14:24:48,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:24:48,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:24:48,873 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-22 14:24:48,874 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388157627] [2020-12-22 14:24:48,874 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:24:48,874 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 14:24:48,874 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142008417] [2020-12-22 14:24:48,875 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 14:24:48,875 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:24:48,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 14:24:48,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 14:24:48,876 INFO L87 Difference]: Start difference. First operand 21855 states and 30532 transitions. Second operand 4 states. [2020-12-22 14:24:51,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:24:51,081 INFO L93 Difference]: Finished difference Result 76504 states and 107459 transitions. [2020-12-22 14:24:51,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 14:24:51,082 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 126 [2020-12-22 14:24:51,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:24:51,199 INFO L225 Difference]: With dead ends: 76504 [2020-12-22 14:24:51,199 INFO L226 Difference]: Without dead ends: 54699 [2020-12-22 14:24:51,247 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 14:24:51,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54699 states. [2020-12-22 14:24:52,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54699 to 21855. [2020-12-22 14:24:52,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21855 states. [2020-12-22 14:24:52,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21855 states to 21855 states and 30514 transitions. [2020-12-22 14:24:52,373 INFO L78 Accepts]: Start accepts. Automaton has 21855 states and 30514 transitions. Word has length 126 [2020-12-22 14:24:52,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:24:52,373 INFO L481 AbstractCegarLoop]: Abstraction has 21855 states and 30514 transitions. [2020-12-22 14:24:52,373 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 14:24:52,373 INFO L276 IsEmpty]: Start isEmpty. Operand 21855 states and 30514 transitions. [2020-12-22 14:24:52,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-12-22 14:24:52,387 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:24:52,387 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-22 14:24:52,387 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-22 14:24:52,388 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:24:52,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:24:52,388 INFO L82 PathProgramCache]: Analyzing trace with hash -133408572, now seen corresponding path program 1 times [2020-12-22 14:24:52,388 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:24:52,389 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711750123] [2020-12-22 14:24:52,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:24:52,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:24:52,778 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-22 14:24:52,779 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711750123] [2020-12-22 14:24:52,779 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:24:52,779 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 14:24:52,779 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319053343] [2020-12-22 14:24:52,780 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 14:24:52,780 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:24:52,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 14:24:52,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 14:24:52,781 INFO L87 Difference]: Start difference. First operand 21855 states and 30514 transitions. Second operand 4 states. [2020-12-22 14:24:55,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:24:55,318 INFO L93 Difference]: Finished difference Result 88581 states and 124748 transitions. [2020-12-22 14:24:55,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 14:24:55,319 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 126 [2020-12-22 14:24:55,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:24:55,450 INFO L225 Difference]: With dead ends: 88581 [2020-12-22 14:24:55,450 INFO L226 Difference]: Without dead ends: 66776 [2020-12-22 14:24:55,498 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 14:24:55,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66776 states. [2020-12-22 14:24:56,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66776 to 21855. [2020-12-22 14:24:56,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21855 states. [2020-12-22 14:24:56,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21855 states to 21855 states and 30388 transitions. [2020-12-22 14:24:56,965 INFO L78 Accepts]: Start accepts. Automaton has 21855 states and 30388 transitions. Word has length 126 [2020-12-22 14:24:56,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:24:56,965 INFO L481 AbstractCegarLoop]: Abstraction has 21855 states and 30388 transitions. [2020-12-22 14:24:56,966 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 14:24:56,966 INFO L276 IsEmpty]: Start isEmpty. Operand 21855 states and 30388 transitions. [2020-12-22 14:24:56,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-12-22 14:24:56,983 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:24:56,984 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-22 14:24:56,984 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-22 14:24:56,985 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:24:56,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:24:56,985 INFO L82 PathProgramCache]: Analyzing trace with hash 1358559288, now seen corresponding path program 1 times [2020-12-22 14:24:56,986 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:24:56,986 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587454700] [2020-12-22 14:24:56,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:24:57,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:24:57,493 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-22 14:24:57,494 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587454700] [2020-12-22 14:24:57,494 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:24:57,494 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 14:24:57,494 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795867459] [2020-12-22 14:24:57,495 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:24:57,495 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:24:57,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:24:57,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:24:57,496 INFO L87 Difference]: Start difference. First operand 21855 states and 30388 transitions. Second operand 3 states. [2020-12-22 14:25:00,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:25:00,745 INFO L93 Difference]: Finished difference Result 43660 states and 60721 transitions. [2020-12-22 14:25:00,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:25:00,746 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 129 [2020-12-22 14:25:00,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:25:00,776 INFO L225 Difference]: With dead ends: 43660 [2020-12-22 14:25:00,776 INFO L226 Difference]: Without dead ends: 21855 [2020-12-22 14:25:00,797 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 [2020-12-22 14:25:00,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21855 states. [2020-12-22 14:25:01,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21855 to 21519. [2020-12-22 14:25:01,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21519 states. [2020-12-22 14:25:01,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21519 states to 21519 states and 29796 transitions. [2020-12-22 14:25:01,514 INFO L78 Accepts]: Start accepts. Automaton has 21519 states and 29796 transitions. Word has length 129 [2020-12-22 14:25:01,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:25:01,514 INFO L481 AbstractCegarLoop]: Abstraction has 21519 states and 29796 transitions. [2020-12-22 14:25:01,514 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:25:01,631 INFO L276 IsEmpty]: Start isEmpty. Operand 21519 states and 29796 transitions. [2020-12-22 14:25:01,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-12-22 14:25:01,643 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:25:01,644 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-22 14:25:01,644 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-22 14:25:01,644 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:25:01,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:25:01,645 INFO L82 PathProgramCache]: Analyzing trace with hash 1224545782, now seen corresponding path program 1 times [2020-12-22 14:25:01,645 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:25:01,645 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333903132] [2020-12-22 14:25:01,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:25:02,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:25:02,343 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-22 14:25:02,344 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333903132] [2020-12-22 14:25:02,344 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:25:02,344 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 14:25:02,344 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400954266] [2020-12-22 14:25:02,344 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 14:25:02,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:25:02,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 14:25:02,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 14:25:02,345 INFO L87 Difference]: Start difference. First operand 21519 states and 29796 transitions. Second operand 5 states. [2020-12-22 14:25:04,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:25:04,732 INFO L93 Difference]: Finished difference Result 37315 states and 52120 transitions. [2020-12-22 14:25:04,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 14:25:04,732 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 129 [2020-12-22 14:25:04,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:25:04,782 INFO L225 Difference]: With dead ends: 37315 [2020-12-22 14:25:04,782 INFO L226 Difference]: Without dead ends: 36979 [2020-12-22 14:25:04,794 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-22 14:25:04,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36979 states. [2020-12-22 14:25:05,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36979 to 21183. [2020-12-22 14:25:05,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21183 states. [2020-12-22 14:25:05,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21183 states to 21183 states and 29252 transitions. [2020-12-22 14:25:05,646 INFO L78 Accepts]: Start accepts. Automaton has 21183 states and 29252 transitions. Word has length 129 [2020-12-22 14:25:05,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:25:05,646 INFO L481 AbstractCegarLoop]: Abstraction has 21183 states and 29252 transitions. [2020-12-22 14:25:05,646 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 14:25:05,646 INFO L276 IsEmpty]: Start isEmpty. Operand 21183 states and 29252 transitions. [2020-12-22 14:25:05,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-12-22 14:25:05,656 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:25:05,656 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 14:25:05,656 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-22 14:25:05,659 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:25:05,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:25:05,660 INFO L82 PathProgramCache]: Analyzing trace with hash -471661035, now seen corresponding path program 1 times [2020-12-22 14:25:05,660 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:25:05,660 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279637553] [2020-12-22 14:25:05,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:25:05,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:25:06,101 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-22 14:25:06,102 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279637553] [2020-12-22 14:25:06,102 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:25:06,102 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 14:25:06,103 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855425428] [2020-12-22 14:25:06,103 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 14:25:06,103 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:25:06,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 14:25:06,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 14:25:06,104 INFO L87 Difference]: Start difference. First operand 21183 states and 29252 transitions. Second operand 5 states. [2020-12-22 14:25:08,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:25:08,291 INFO L93 Difference]: Finished difference Result 44237 states and 61906 transitions. [2020-12-22 14:25:08,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 14:25:08,292 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 131 [2020-12-22 14:25:08,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:25:08,296 INFO L225 Difference]: With dead ends: 44237 [2020-12-22 14:25:08,296 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 14:25:08,329 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-22 14:25:08,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 14:25:08,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 14:25:08,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 14:25:08,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 14:25:08,330 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 131 [2020-12-22 14:25:08,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:25:08,330 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 14:25:08,330 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 14:25:08,330 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 14:25:08,330 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 14:25:08,331 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-22 14:25:08,333 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 14:25:08,783 WARN L197 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:09,213 WARN L197 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:09,639 WARN L197 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:09,907 WARN L197 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:10,216 WARN L197 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 84 [2020-12-22 14:25:10,457 WARN L197 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:10,828 WARN L197 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:11,080 WARN L197 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:11,315 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:11,641 WARN L197 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:11,851 WARN L197 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:12,075 WARN L197 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:12,246 WARN L197 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:12,374 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:12,506 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:12,665 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:12,845 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 75 [2020-12-22 14:25:13,073 WARN L197 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:13,359 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 84 [2020-12-22 14:25:13,515 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:13,807 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:13,937 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:14,232 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:14,546 WARN L197 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:14,861 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:15,034 WARN L197 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:15,459 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:15,620 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:15,751 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:15,949 WARN L197 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:16,139 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 65 [2020-12-22 14:25:16,295 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:16,571 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 87 [2020-12-22 14:25:16,946 WARN L197 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:17,092 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:17,280 WARN L197 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:17,558 WARN L197 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:17,722 WARN L197 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 103 [2020-12-22 14:25:17,866 WARN L197 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:18,104 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:18,244 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:18,408 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:18,648 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:18,830 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:19,082 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:19,192 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 107 [2020-12-22 14:25:19,352 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:19,497 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:20,015 WARN L197 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 75 [2020-12-22 14:25:20,304 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:20,528 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:20,745 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:20,878 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:20,979 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 75 [2020-12-22 14:25:21,109 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:21,242 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:21,383 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:21,525 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:21,655 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:21,804 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:22,006 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:22,136 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:22,268 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:22,422 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:22,645 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:22,779 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:22,954 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:23,168 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:23,298 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:23,617 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:23,748 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:23,878 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:24,100 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:24,246 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:24,511 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:25,196 WARN L197 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 125 [2020-12-22 14:25:25,405 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:25,634 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:25,799 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:26,015 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:26,143 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:26,271 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:26,604 WARN L197 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:26,740 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 84 [2020-12-22 14:25:26,921 WARN L197 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 84 [2020-12-22 14:25:27,118 WARN L197 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:27,867 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:28,029 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:28,181 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:28,397 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:28,537 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:28,667 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:28,797 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:28,971 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:29,100 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:29,230 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:29,358 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:29,487 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:29,717 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:29,903 WARN L197 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:30,031 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:30,165 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:30,312 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:30,441 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:30,570 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 87 [2020-12-22 14:25:30,759 WARN L197 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:30,898 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:31,027 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:31,157 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:31,303 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:31,433 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:31,561 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:31,697 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:31,827 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:31,973 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:32,102 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:32,232 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:32,362 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:32,517 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:32,788 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:32,957 WARN L197 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:33,086 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:33,240 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:33,434 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:33,647 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:33,777 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:33,906 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:34,137 WARN L197 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 116 [2020-12-22 14:25:34,344 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:34,484 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:34,613 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:34,760 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:34,937 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:35,093 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:35,287 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:35,447 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:35,600 WARN L197 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:36,071 WARN L197 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 125 [2020-12-22 14:25:36,201 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 87 [2020-12-22 14:25:36,368 WARN L197 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:36,536 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:36,759 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:36,951 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 103 [2020-12-22 14:25:37,176 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:37,361 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 84 [2020-12-22 14:25:37,553 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:37,683 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:37,816 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:37,987 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:38,120 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:38,301 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:38,500 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:38,754 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:38,936 WARN L197 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:39,086 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:39,278 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:39,410 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:39,543 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:39,696 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:39,861 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:39,992 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:40,307 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:40,437 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:40,635 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:40,900 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:41,031 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:41,174 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:41,302 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:41,463 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 87 [2020-12-22 14:25:41,592 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:41,790 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:41,944 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:42,146 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:42,301 WARN L197 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 103 [2020-12-22 14:25:42,431 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:42,565 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:42,797 WARN L197 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 103 [2020-12-22 14:25:42,930 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:43,067 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:43,225 WARN L197 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 103 [2020-12-22 14:25:43,495 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:43,626 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:43,782 WARN L197 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 103 [2020-12-22 14:25:43,910 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:44,040 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:44,208 WARN L197 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 116 [2020-12-22 14:25:44,338 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:44,592 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:44,739 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:44,887 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:45,023 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:45,171 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:45,348 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:45,503 WARN L197 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 103 [2020-12-22 14:25:45,684 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:45,813 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:45,944 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:46,140 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:46,294 WARN L197 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:46,500 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:46,645 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:46,775 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:46,936 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:47,145 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 97 [2020-12-22 14:25:47,274 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:47,425 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:47,614 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 103 [2020-12-22 14:25:47,744 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:47,934 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 87 [2020-12-22 14:25:48,070 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2020-12-22 14:25:48,269 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:48,603 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:48,747 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:48,879 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 87 [2020-12-22 14:25:49,012 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:49,148 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:49,296 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:49,455 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:49,586 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:49,726 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:49,881 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:50,016 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:50,158 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:50,321 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:50,450 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:50,602 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:50,734 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:50,874 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:51,034 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:51,198 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:51,818 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:52,046 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:52,207 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:52,649 WARN L197 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 125 [2020-12-22 14:25:52,780 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:52,909 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:53,037 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:53,168 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 82 [2020-12-22 14:25:53,915 WARN L197 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:25:54,556 WARN L197 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:25:55,452 WARN L197 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:25:56,082 WARN L197 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:25:56,967 WARN L197 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 14 [2020-12-22 14:25:57,590 WARN L197 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:25:58,460 WARN L197 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:25:59,535 WARN L197 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 97 DAG size of output: 13 [2020-12-22 14:26:00,316 WARN L197 SmtUtils]: Spent 727.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 12 [2020-12-22 14:26:01,572 WARN L197 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 97 DAG size of output: 13 [2020-12-22 14:26:02,300 WARN L197 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 12 [2020-12-22 14:26:03,394 WARN L197 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 97 DAG size of output: 13 [2020-12-22 14:26:04,138 WARN L197 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 12 [2020-12-22 14:26:04,870 WARN L197 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 12 [2020-12-22 14:26:05,593 WARN L197 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 12 [2020-12-22 14:26:06,692 WARN L197 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 97 DAG size of output: 13 [2020-12-22 14:26:07,248 WARN L197 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 13 [2020-12-22 14:26:07,809 WARN L197 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 13 [2020-12-22 14:26:08,531 WARN L197 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 12 [2020-12-22 14:26:09,110 WARN L197 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 13 [2020-12-22 14:26:09,675 WARN L197 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 13 [2020-12-22 14:26:10,440 WARN L197 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 14 [2020-12-22 14:26:11,543 WARN L197 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 97 DAG size of output: 13 [2020-12-22 14:26:12,169 WARN L197 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 13 [2020-12-22 14:26:12,743 WARN L197 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 13 [2020-12-22 14:26:13,467 WARN L197 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 12 [2020-12-22 14:26:14,085 WARN L197 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:26:14,637 WARN L197 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 13 [2020-12-22 14:26:15,071 WARN L197 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 12 [2020-12-22 14:26:15,802 WARN L197 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 12 [2020-12-22 14:26:16,368 WARN L197 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 13 [2020-12-22 14:26:16,636 WARN L197 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 17 [2020-12-22 14:26:17,258 WARN L197 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:26:17,565 WARN L197 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 12 [2020-12-22 14:26:17,868 WARN L197 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 17 [2020-12-22 14:26:18,163 WARN L197 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 12 [2020-12-22 14:26:18,894 WARN L197 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 12 [2020-12-22 14:26:19,164 WARN L197 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 17 [2020-12-22 14:26:19,882 WARN L197 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 12 [2020-12-22 14:26:20,416 WARN L197 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 12 [2020-12-22 14:26:20,990 WARN L197 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 13 [2020-12-22 14:26:21,292 WARN L197 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 12 [2020-12-22 14:26:22,019 WARN L197 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 12 [2020-12-22 14:26:22,292 WARN L197 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 17 [2020-12-22 14:26:22,911 WARN L197 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:26:23,636 WARN L197 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 12 [2020-12-22 14:26:23,778 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 25 [2020-12-22 14:26:24,882 WARN L197 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 97 DAG size of output: 13 [2020-12-22 14:26:25,484 WARN L197 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 13 [2020-12-22 14:26:25,787 WARN L197 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 12 [2020-12-22 14:26:26,438 WARN L197 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:26:26,872 WARN L197 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 12 [2020-12-22 14:26:27,432 WARN L197 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 13 [2020-12-22 14:26:28,141 WARN L197 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 12 [2020-12-22 14:26:28,412 WARN L197 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 17 [2020-12-22 14:26:28,993 WARN L197 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 13 [2020-12-22 14:26:29,531 WARN L197 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 13 [2020-12-22 14:26:30,638 WARN L197 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 97 DAG size of output: 13 [2020-12-22 14:26:31,735 WARN L197 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 97 DAG size of output: 13 [2020-12-22 14:26:32,929 WARN L197 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 97 DAG size of output: 13 [2020-12-22 14:26:33,513 WARN L197 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 13 [2020-12-22 14:26:33,795 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 25 [2020-12-22 14:26:34,901 WARN L197 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 97 DAG size of output: 13 [2020-12-22 14:26:36,062 WARN L197 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 103 DAG size of output: 13 [2020-12-22 14:26:37,157 WARN L197 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 97 DAG size of output: 13 [2020-12-22 14:26:38,367 WARN L197 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 97 DAG size of output: 13 [2020-12-22 14:26:39,121 WARN L197 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 12 [2020-12-22 14:26:39,869 WARN L197 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:26:40,729 WARN L197 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 14 [2020-12-22 14:26:41,812 WARN L197 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 97 DAG size of output: 13 [2020-12-22 14:26:42,560 WARN L197 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:26:43,445 WARN L197 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 14 [2020-12-22 14:26:44,073 WARN L197 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:26:44,872 WARN L197 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 14 [2020-12-22 14:26:45,994 WARN L197 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 97 DAG size of output: 13 [2020-12-22 14:26:46,704 WARN L197 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:26:47,519 WARN L197 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 14 [2020-12-22 14:26:48,365 WARN L197 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 14 [2020-12-22 14:26:49,210 WARN L197 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 13 [2020-12-22 14:26:49,929 WARN L197 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 12 [2020-12-22 14:26:50,555 WARN L197 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 13 [2020-12-22 14:26:51,327 WARN L197 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:26:51,939 WARN L197 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 13 [2020-12-22 14:26:52,620 WARN L197 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:26:53,212 WARN L197 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 13 [2020-12-22 14:26:53,951 WARN L197 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:26:54,585 WARN L197 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:26:55,164 WARN L197 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 13 [2020-12-22 14:26:55,786 WARN L197 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:26:56,425 WARN L197 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:26:57,068 WARN L197 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:26:57,724 WARN L197 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:26:58,358 WARN L197 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:26:59,031 WARN L197 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:26:59,609 WARN L197 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 13 [2020-12-22 14:27:00,251 WARN L197 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:27:00,876 WARN L197 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:27:01,521 WARN L197 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:27:02,155 WARN L197 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:27:02,728 WARN L197 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 13 [2020-12-22 14:27:03,840 WARN L197 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 97 DAG size of output: 13 [2020-12-22 14:27:04,476 WARN L197 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:27:05,600 WARN L197 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 97 DAG size of output: 13 [2020-12-22 14:27:06,405 WARN L197 SmtUtils]: Spent 803.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 14 [2020-12-22 14:27:07,066 WARN L197 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:27:07,732 WARN L197 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:27:08,551 WARN L197 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 14 [2020-12-22 14:27:09,428 WARN L197 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 14 [2020-12-22 14:27:10,085 WARN L197 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:27:10,778 WARN L197 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:27:11,446 WARN L197 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:27:12,102 WARN L197 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 13 [2020-12-22 14:27:13,188 WARN L197 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 97 DAG size of output: 13 [2020-12-22 14:27:14,254 WARN L197 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 97 DAG size of output: 13 [2020-12-22 14:27:14,596 WARN L197 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 12 [2020-12-22 14:27:15,093 WARN L197 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 13 [2020-12-22 14:27:15,732 WARN L197 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:27:16,091 WARN L197 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 12 [2020-12-22 14:27:16,612 WARN L197 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 13 [2020-12-22 14:27:17,431 WARN L197 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 14 [2020-12-22 14:27:19,098 WARN L197 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 124 DAG size of output: 12 [2020-12-22 14:27:19,896 WARN L197 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 14 [2020-12-22 14:27:20,535 WARN L197 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:27:21,045 WARN L197 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 13 [2020-12-22 14:27:21,676 WARN L197 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:27:21,810 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 22 [2020-12-22 14:27:22,436 WARN L197 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:27:22,950 WARN L197 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 13 [2020-12-22 14:27:24,041 WARN L197 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 97 DAG size of output: 13 [2020-12-22 14:27:24,674 WARN L197 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:27:25,411 WARN L197 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 12 [2020-12-22 14:27:25,656 WARN L197 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 17 [2020-12-22 14:27:25,897 WARN L197 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 17 [2020-12-22 14:27:26,466 WARN L197 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 13 [2020-12-22 14:27:26,714 WARN L197 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 17 [2020-12-22 14:27:26,833 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 16 [2020-12-22 14:27:27,929 WARN L197 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 97 DAG size of output: 13 [2020-12-22 14:27:28,689 WARN L197 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 14 [2020-12-22 14:27:29,514 WARN L197 SmtUtils]: Spent 749.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 14 [2020-12-22 14:27:30,689 WARN L197 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 97 DAG size of output: 13 [2020-12-22 14:27:30,935 WARN L197 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 17 [2020-12-22 14:27:31,190 WARN L197 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 17 [2020-12-22 14:27:31,292 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 25 [2020-12-22 14:27:31,851 WARN L197 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 13 [2020-12-22 14:27:31,954 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 25 [2020-12-22 14:27:32,780 WARN L197 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 13 [2020-12-22 14:27:33,178 WARN L197 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 17 [2020-12-22 14:27:33,753 WARN L197 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 13 [2020-12-22 14:27:34,019 WARN L197 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 17 [2020-12-22 14:27:34,284 WARN L197 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 17 [2020-12-22 14:27:35,617 WARN L197 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 97 DAG size of output: 13 [2020-12-22 14:27:35,884 WARN L197 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 17 [2020-12-22 14:27:36,505 WARN L197 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:27:36,621 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 25 [2020-12-22 14:27:37,271 WARN L197 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:27:37,539 WARN L197 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 17 [2020-12-22 14:27:38,228 WARN L197 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:27:38,348 WARN L197 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 25 [2020-12-22 14:27:39,082 WARN L197 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 12 [2020-12-22 14:27:39,723 WARN L197 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:27:40,341 WARN L197 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:27:41,112 WARN L197 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 12 [2020-12-22 14:27:41,732 WARN L197 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:27:42,366 WARN L197 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:27:43,096 WARN L197 SmtUtils]: Spent 728.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 12 [2020-12-22 14:27:43,817 WARN L197 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 12 [2020-12-22 14:27:44,380 WARN L197 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 13 [2020-12-22 14:27:45,021 WARN L197 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:27:45,659 WARN L197 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:27:46,387 WARN L197 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 12 [2020-12-22 14:27:47,008 WARN L197 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2020-12-22 14:27:48,083 WARN L197 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 97 DAG size of output: 13 [2020-12-22 14:27:48,713 WARN L197 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12