/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -i ../../../trunk/examples/svcomp/ldv-races/race-3_1-container_of-global.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b09bf87 [2020-10-16 13:52:56,997 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-16 13:52:57,002 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-16 13:52:57,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-16 13:52:57,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-16 13:52:57,059 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-16 13:52:57,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-16 13:52:57,063 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-16 13:52:57,067 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-16 13:52:57,068 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-16 13:52:57,071 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-16 13:52:57,073 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-16 13:52:57,073 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-16 13:52:57,075 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-16 13:52:57,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-16 13:52:57,081 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-16 13:52:57,081 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-16 13:52:57,082 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-16 13:52:57,085 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-16 13:52:57,089 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-16 13:52:57,093 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-16 13:52:57,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-16 13:52:57,095 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-16 13:52:57,096 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-16 13:52:57,103 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-16 13:52:57,103 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-16 13:52:57,104 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-16 13:52:57,105 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-16 13:52:57,105 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-16 13:52:57,106 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-16 13:52:57,106 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-16 13:52:57,107 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-16 13:52:57,107 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-16 13:52:57,108 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-16 13:52:57,109 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-16 13:52:57,109 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-16 13:52:57,110 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-16 13:52:57,110 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-16 13:52:57,110 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-16 13:52:57,111 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-16 13:52:57,111 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-16 13:52:57,112 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2020-10-16 13:52:57,134 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-16 13:52:57,134 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-16 13:52:57,135 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-16 13:52:57,136 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-16 13:52:57,136 INFO L138 SettingsManager]: * Use SBE=true [2020-10-16 13:52:57,136 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-16 13:52:57,136 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-16 13:52:57,136 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-16 13:52:57,137 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-16 13:52:57,137 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-16 13:52:57,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-16 13:52:57,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-16 13:52:57,137 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-16 13:52:57,138 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-16 13:52:57,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-16 13:52:57,138 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-16 13:52:57,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-16 13:52:57,138 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-16 13:52:57,139 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-16 13:52:57,139 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-16 13:52:57,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-16 13:52:57,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-16 13:52:57,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-16 13:52:57,140 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-16 13:52:57,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-16 13:52:57,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-16 13:52:57,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-16 13:52:57,141 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-10-16 13:52:57,141 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-16 13:52:57,141 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-16 13:52:57,141 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-10-16 13:52:57,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-16 13:52:57,482 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-16 13:52:57,486 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-16 13:52:57,488 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-16 13:52:57,489 INFO L275 PluginConnector]: CDTParser initialized [2020-10-16 13:52:57,491 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-3_1-container_of-global.i [2020-10-16 13:52:57,575 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a71539f4e/9cfccc60ac844527943d6314c0a788a8/FLAG9b8aadae2 [2020-10-16 13:52:58,216 INFO L306 CDTParser]: Found 1 translation units. [2020-10-16 13:52:58,217 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-races/race-3_1-container_of-global.i [2020-10-16 13:52:58,243 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a71539f4e/9cfccc60ac844527943d6314c0a788a8/FLAG9b8aadae2 [2020-10-16 13:52:58,430 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a71539f4e/9cfccc60ac844527943d6314c0a788a8 [2020-10-16 13:52:58,440 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-16 13:52:58,442 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-16 13:52:58,443 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-16 13:52:58,443 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-16 13:52:58,447 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-16 13:52:58,448 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:52:58" (1/1) ... [2020-10-16 13:52:58,451 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23e5a5e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:52:58, skipping insertion in model container [2020-10-16 13:52:58,451 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:52:58" (1/1) ... [2020-10-16 13:52:58,459 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-16 13:52:58,514 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-16 13:52:59,351 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 13:52:59,372 INFO L203 MainTranslator]: Completed pre-run [2020-10-16 13:52:59,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 13:52:59,903 INFO L208 MainTranslator]: Completed translation [2020-10-16 13:52:59,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:52:59 WrapperNode [2020-10-16 13:52:59,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-16 13:52:59,907 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-16 13:52:59,907 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-16 13:52:59,907 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-16 13:52:59,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:52:59" (1/1) ... [2020-10-16 13:53:00,003 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:52:59" (1/1) ... [2020-10-16 13:53:00,081 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-16 13:53:00,082 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-16 13:53:00,083 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-16 13:53:00,083 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-16 13:53:00,100 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:52:59" (1/1) ... [2020-10-16 13:53:00,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:52:59" (1/1) ... [2020-10-16 13:53:00,125 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:52:59" (1/1) ... [2020-10-16 13:53:00,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:52:59" (1/1) ... [2020-10-16 13:53:00,159 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:52:59" (1/1) ... [2020-10-16 13:53:00,165 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:52:59" (1/1) ... [2020-10-16 13:53:00,174 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:52:59" (1/1) ... [2020-10-16 13:53:00,182 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-16 13:53:00,183 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-16 13:53:00,183 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-16 13:53:00,183 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-16 13:53:00,185 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:52:59" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-16 13:53:00,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-16 13:53:00,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-16 13:53:00,278 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-10-16 13:53:00,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-16 13:53:00,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-16 13:53:00,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-16 13:53:00,280 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2020-10-16 13:53:00,281 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2020-10-16 13:53:00,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-16 13:53:00,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-16 13:53:00,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-16 13:53:00,284 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-16 13:53:01,009 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-16 13:53:01,009 INFO L298 CfgBuilder]: Removed 24 assume(true) statements. [2020-10-16 13:53:01,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:53:01 BoogieIcfgContainer [2020-10-16 13:53:01,012 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-16 13:53:01,013 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-16 13:53:01,013 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-16 13:53:01,017 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-16 13:53:01,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 01:52:58" (1/3) ... [2020-10-16 13:53:01,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@731858a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:53:01, skipping insertion in model container [2020-10-16 13:53:01,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:52:59" (2/3) ... [2020-10-16 13:53:01,019 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@731858a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:53:01, skipping insertion in model container [2020-10-16 13:53:01,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:53:01" (3/3) ... [2020-10-16 13:53:01,021 INFO L111 eAbstractionObserver]: Analyzing ICFG race-3_1-container_of-global.i [2020-10-16 13:53:01,033 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-16 13:53:01,034 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-16 13:53:01,042 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2020-10-16 13:53:01,043 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-16 13:53:01,080 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,081 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,081 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,081 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,082 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,082 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,082 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,082 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,083 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,083 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,083 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,083 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,084 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,084 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,084 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,084 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,085 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,085 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,085 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,085 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,086 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,086 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,086 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,086 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,087 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,087 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,087 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,087 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,088 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,088 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,088 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,089 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,089 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,089 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,089 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,090 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,090 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,090 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,090 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,090 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,091 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,091 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,091 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,092 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,092 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,092 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,092 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,093 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,093 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,093 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,094 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,094 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,094 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,095 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,095 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,095 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,095 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,095 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,099 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,100 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,100 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,100 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,101 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,101 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,101 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,101 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,101 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,102 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,110 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,110 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,111 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,111 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,111 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,111 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,112 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,112 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,112 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,112 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:53:01,124 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2020-10-16 13:53:01,139 INFO L253 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2020-10-16 13:53:01,162 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 13:53:01,162 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 13:53:01,163 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-16 13:53:01,163 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-10-16 13:53:01,163 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 13:53:01,163 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 13:53:01,163 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 13:53:01,164 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 13:53:01,180 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-16 13:53:01,181 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 150 places, 154 transitions, 330 flow [2020-10-16 13:53:01,184 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 150 places, 154 transitions, 330 flow [2020-10-16 13:53:01,186 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 150 places, 154 transitions, 330 flow [2020-10-16 13:53:01,267 INFO L129 PetriNetUnfolder]: 11/192 cut-off events. [2020-10-16 13:53:01,268 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-10-16 13:53:01,274 INFO L80 FinitePrefix]: Finished finitePrefix Result has 203 conditions, 192 events. 11/192 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 370 event pairs, 0 based on Foata normal form. 0/172 useless extension candidates. Maximal degree in co-relation 107. Up to 4 conditions per place. [2020-10-16 13:53:01,280 INFO L117 LiptonReduction]: Number of co-enabled transitions 2652 [2020-10-16 13:53:02,519 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 13:53:02,560 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:02,564 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 13:53:02,582 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:02,584 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 13:53:02,584 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:106, output treesize:78 [2020-10-16 13:53:03,453 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2020-10-16 13:53:04,118 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 13:53:04,138 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:04,142 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 13:53:04,157 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:04,159 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 13:53:04,161 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:99, output treesize:71 [2020-10-16 13:53:05,032 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 54 [2020-10-16 13:53:05,685 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 93 [2020-10-16 13:53:06,171 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 105 [2020-10-16 13:53:06,197 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 13:53:06,317 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-10-16 13:53:06,317 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:06,327 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 13:53:06,562 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-10-16 13:53:06,562 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:06,565 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2020-10-16 13:53:06,565 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:187, output treesize:199 [2020-10-16 13:53:06,771 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-10-16 13:53:07,905 WARN L193 SmtUtils]: Spent 935.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 126 [2020-10-16 13:53:08,317 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-16 13:53:08,828 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2020-10-16 13:53:09,114 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-16 13:53:09,134 INFO L132 LiptonReduction]: Checked pairs total: 6338 [2020-10-16 13:53:09,134 INFO L134 LiptonReduction]: Total number of compositions: 174 [2020-10-16 13:53:09,140 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 40 places, 38 transitions, 98 flow [2020-10-16 13:53:09,190 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 388 states. [2020-10-16 13:53:09,194 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states. [2020-10-16 13:53:09,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2020-10-16 13:53:09,204 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:09,205 INFO L422 BasicCegarLoop]: trace histogram [1] [2020-10-16 13:53:09,206 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:09,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:09,212 INFO L82 PathProgramCache]: Analyzing trace with hash 560, now seen corresponding path program 1 times [2020-10-16 13:53:09,232 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:09,232 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545946103] [2020-10-16 13:53:09,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:09,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:09,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:09,513 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545946103] [2020-10-16 13:53:09,513 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:09,514 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2020-10-16 13:53:09,514 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [540659989] [2020-10-16 13:53:09,515 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:09,518 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:09,525 INFO L258 McrAutomatonBuilder]: Finished intersection with 2 states and 1 transitions. [2020-10-16 13:53:09,526 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:09,529 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:53:09,530 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-16 13:53:09,531 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:09,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-16 13:53:09,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-16 13:53:09,546 INFO L87 Difference]: Start difference. First operand 388 states. Second operand 2 states. [2020-10-16 13:53:09,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:09,576 INFO L93 Difference]: Finished difference Result 386 states and 932 transitions. [2020-10-16 13:53:09,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-16 13:53:09,578 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2020-10-16 13:53:09,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:09,594 INFO L225 Difference]: With dead ends: 386 [2020-10-16 13:53:09,594 INFO L226 Difference]: Without dead ends: 348 [2020-10-16 13:53:09,595 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-16 13:53:09,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2020-10-16 13:53:09,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 348. [2020-10-16 13:53:09,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 348 states. [2020-10-16 13:53:09,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 834 transitions. [2020-10-16 13:53:09,699 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 834 transitions. Word has length 1 [2020-10-16 13:53:09,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:09,700 INFO L481 AbstractCegarLoop]: Abstraction has 348 states and 834 transitions. [2020-10-16 13:53:09,700 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-16 13:53:09,700 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 834 transitions. [2020-10-16 13:53:09,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-10-16 13:53:09,701 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:09,701 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-10-16 13:53:09,701 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-16 13:53:09,702 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:09,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:09,702 INFO L82 PathProgramCache]: Analyzing trace with hash 17264254, now seen corresponding path program 1 times [2020-10-16 13:53:09,704 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:09,704 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575701420] [2020-10-16 13:53:09,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:09,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:09,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:09,944 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575701420] [2020-10-16 13:53:09,944 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:09,944 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 13:53:09,945 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [914994061] [2020-10-16 13:53:09,945 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:09,946 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:09,947 INFO L258 McrAutomatonBuilder]: Finished intersection with 5 states and 4 transitions. [2020-10-16 13:53:09,947 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:09,947 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:53:09,949 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 13:53:09,949 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:09,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 13:53:09,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 13:53:09,950 INFO L87 Difference]: Start difference. First operand 348 states and 834 transitions. Second operand 3 states. [2020-10-16 13:53:10,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:10,059 INFO L93 Difference]: Finished difference Result 471 states and 1125 transitions. [2020-10-16 13:53:10,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 13:53:10,060 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2020-10-16 13:53:10,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:10,065 INFO L225 Difference]: With dead ends: 471 [2020-10-16 13:53:10,066 INFO L226 Difference]: Without dead ends: 471 [2020-10-16 13:53:10,066 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 13:53:10,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 471 states. [2020-10-16 13:53:10,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 471 to 407. [2020-10-16 13:53:10,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 407 states. [2020-10-16 13:53:10,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 407 states and 989 transitions. [2020-10-16 13:53:10,099 INFO L78 Accepts]: Start accepts. Automaton has 407 states and 989 transitions. Word has length 4 [2020-10-16 13:53:10,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:10,100 INFO L481 AbstractCegarLoop]: Abstraction has 407 states and 989 transitions. [2020-10-16 13:53:10,100 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 13:53:10,100 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 989 transitions. [2020-10-16 13:53:10,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-10-16 13:53:10,101 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:10,101 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-10-16 13:53:10,101 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-16 13:53:10,101 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:10,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:10,102 INFO L82 PathProgramCache]: Analyzing trace with hash 535191473, now seen corresponding path program 1 times [2020-10-16 13:53:10,103 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:10,103 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901828251] [2020-10-16 13:53:10,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:10,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:10,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:10,172 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901828251] [2020-10-16 13:53:10,172 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:10,172 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 13:53:10,172 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1040550541] [2020-10-16 13:53:10,173 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:10,173 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:10,174 INFO L258 McrAutomatonBuilder]: Finished intersection with 6 states and 5 transitions. [2020-10-16 13:53:10,175 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:10,175 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:53:10,175 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 13:53:10,175 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:10,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 13:53:10,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 13:53:10,176 INFO L87 Difference]: Start difference. First operand 407 states and 989 transitions. Second operand 3 states. [2020-10-16 13:53:10,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:10,250 INFO L93 Difference]: Finished difference Result 498 states and 1196 transitions. [2020-10-16 13:53:10,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 13:53:10,250 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2020-10-16 13:53:10,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:10,254 INFO L225 Difference]: With dead ends: 498 [2020-10-16 13:53:10,255 INFO L226 Difference]: Without dead ends: 482 [2020-10-16 13:53:10,255 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 [2020-10-16 13:53:10,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2020-10-16 13:53:10,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 450. [2020-10-16 13:53:10,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 450 states. [2020-10-16 13:53:10,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 1111 transitions. [2020-10-16 13:53:10,277 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 1111 transitions. Word has length 5 [2020-10-16 13:53:10,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:10,277 INFO L481 AbstractCegarLoop]: Abstraction has 450 states and 1111 transitions. [2020-10-16 13:53:10,277 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 13:53:10,277 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 1111 transitions. [2020-10-16 13:53:10,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-16 13:53:10,279 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:10,279 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:53:10,279 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-16 13:53:10,279 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:10,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:10,280 INFO L82 PathProgramCache]: Analyzing trace with hash -40110202, now seen corresponding path program 1 times [2020-10-16 13:53:10,281 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:10,281 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600125279] [2020-10-16 13:53:10,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:10,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:10,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:10,347 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600125279] [2020-10-16 13:53:10,347 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:10,347 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 13:53:10,348 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1068322023] [2020-10-16 13:53:10,348 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:10,349 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:10,352 INFO L258 McrAutomatonBuilder]: Finished intersection with 14 states and 16 transitions. [2020-10-16 13:53:10,352 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:10,380 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:53:10,381 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 13:53:10,381 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:10,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 13:53:10,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 13:53:10,382 INFO L87 Difference]: Start difference. First operand 450 states and 1111 transitions. Second operand 3 states. [2020-10-16 13:53:10,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:10,401 INFO L93 Difference]: Finished difference Result 162 states and 347 transitions. [2020-10-16 13:53:10,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 13:53:10,401 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2020-10-16 13:53:10,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:10,403 INFO L225 Difference]: With dead ends: 162 [2020-10-16 13:53:10,403 INFO L226 Difference]: Without dead ends: 162 [2020-10-16 13:53:10,403 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 13:53:10,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2020-10-16 13:53:10,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 162. [2020-10-16 13:53:10,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2020-10-16 13:53:10,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 347 transitions. [2020-10-16 13:53:10,409 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 347 transitions. Word has length 10 [2020-10-16 13:53:10,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:10,410 INFO L481 AbstractCegarLoop]: Abstraction has 162 states and 347 transitions. [2020-10-16 13:53:10,410 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 13:53:10,410 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 347 transitions. [2020-10-16 13:53:10,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 13:53:10,412 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:10,412 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] [2020-10-16 13:53:10,412 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-16 13:53:10,413 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:10,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:10,413 INFO L82 PathProgramCache]: Analyzing trace with hash 52394444, now seen corresponding path program 1 times [2020-10-16 13:53:10,414 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:10,415 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363471229] [2020-10-16 13:53:10,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:10,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:10,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:10,546 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363471229] [2020-10-16 13:53:10,546 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:10,546 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-16 13:53:10,547 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [804268459] [2020-10-16 13:53:10,547 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:10,557 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:10,569 INFO L258 McrAutomatonBuilder]: Finished intersection with 28 states and 32 transitions. [2020-10-16 13:53:10,569 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:10,576 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:10,578 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:10,578 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-16 13:53:10,578 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:16, output treesize:1 [2020-10-16 13:53:10,594 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:53:10,594 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-16 13:53:10,595 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:10,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-16 13:53:10,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-16 13:53:10,595 INFO L87 Difference]: Start difference. First operand 162 states and 347 transitions. Second operand 6 states. [2020-10-16 13:53:10,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:10,769 INFO L93 Difference]: Finished difference Result 206 states and 427 transitions. [2020-10-16 13:53:10,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-16 13:53:10,770 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2020-10-16 13:53:10,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:10,771 INFO L225 Difference]: With dead ends: 206 [2020-10-16 13:53:10,771 INFO L226 Difference]: Without dead ends: 206 [2020-10-16 13:53:10,772 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-16 13:53:10,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2020-10-16 13:53:10,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 194. [2020-10-16 13:53:10,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-10-16 13:53:10,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 405 transitions. [2020-10-16 13:53:10,779 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 405 transitions. Word has length 22 [2020-10-16 13:53:10,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:10,780 INFO L481 AbstractCegarLoop]: Abstraction has 194 states and 405 transitions. [2020-10-16 13:53:10,780 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-16 13:53:10,781 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 405 transitions. [2020-10-16 13:53:10,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 13:53:10,788 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:10,788 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] [2020-10-16 13:53:10,789 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-16 13:53:10,789 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:10,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:10,789 INFO L82 PathProgramCache]: Analyzing trace with hash 1309120554, now seen corresponding path program 1 times [2020-10-16 13:53:10,792 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:10,792 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214994740] [2020-10-16 13:53:10,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:10,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:11,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:11,699 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214994740] [2020-10-16 13:53:11,699 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:11,699 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-16 13:53:11,699 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [321030029] [2020-10-16 13:53:11,700 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:11,706 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:11,715 INFO L258 McrAutomatonBuilder]: Finished intersection with 25 states and 26 transitions. [2020-10-16 13:53:11,716 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:11,764 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:11,765 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:11,770 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:11,771 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:11,777 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:11,778 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:11,783 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:11,785 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:11,799 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:11,799 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2020-10-16 13:53:11,800 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:69, output treesize:25 [2020-10-16 13:53:11,826 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [5807#(and (= ~my_dev~0.offset (+ |ULTIMATE.start_main_~#data~1.offset| 24)) (= (select (select |#memory_int| ~my_dev~0.base) (+ ~my_dev~0.offset 4)) 0) (not (= |ULTIMATE.start_my_drv_disconnect_~#status~0.base| |ULTIMATE.start_main_~#data~1.base|)) (= ~my_dev~0.base |ULTIMATE.start_main_~#data~1.base|))] [2020-10-16 13:53:11,827 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-16 13:53:11,827 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:11,827 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-16 13:53:11,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2020-10-16 13:53:11,828 INFO L87 Difference]: Start difference. First operand 194 states and 405 transitions. Second operand 13 states. [2020-10-16 13:53:13,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:13,152 INFO L93 Difference]: Finished difference Result 304 states and 586 transitions. [2020-10-16 13:53:13,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-16 13:53:13,152 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 22 [2020-10-16 13:53:13,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:13,154 INFO L225 Difference]: With dead ends: 304 [2020-10-16 13:53:13,155 INFO L226 Difference]: Without dead ends: 304 [2020-10-16 13:53:13,155 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 3 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=93, Invalid=413, Unknown=0, NotChecked=0, Total=506 [2020-10-16 13:53:13,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2020-10-16 13:53:13,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 243. [2020-10-16 13:53:13,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 243 states. [2020-10-16 13:53:13,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 484 transitions. [2020-10-16 13:53:13,166 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 484 transitions. Word has length 22 [2020-10-16 13:53:13,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:13,167 INFO L481 AbstractCegarLoop]: Abstraction has 243 states and 484 transitions. [2020-10-16 13:53:13,167 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-16 13:53:13,167 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 484 transitions. [2020-10-16 13:53:13,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 13:53:13,168 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:13,168 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] [2020-10-16 13:53:13,169 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-16 13:53:13,169 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:13,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:13,169 INFO L82 PathProgramCache]: Analyzing trace with hash 1309120544, now seen corresponding path program 1 times [2020-10-16 13:53:13,171 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:13,172 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905673232] [2020-10-16 13:53:13,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:13,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:13,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:13,558 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905673232] [2020-10-16 13:53:13,558 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:13,558 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-16 13:53:13,559 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [517162647] [2020-10-16 13:53:13,559 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:13,566 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:13,579 INFO L258 McrAutomatonBuilder]: Finished intersection with 25 states and 26 transitions. [2020-10-16 13:53:13,580 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:13,606 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:13,606 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:13,611 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:13,612 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:13,615 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:13,616 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:13,620 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:13,621 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:13,627 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:13,628 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2020-10-16 13:53:13,628 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:60, output treesize:16 [2020-10-16 13:53:13,629 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:53:13,629 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-16 13:53:13,630 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:13,630 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-16 13:53:13,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-16 13:53:13,630 INFO L87 Difference]: Start difference. First operand 243 states and 484 transitions. Second operand 8 states. [2020-10-16 13:53:13,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:13,950 INFO L93 Difference]: Finished difference Result 364 states and 688 transitions. [2020-10-16 13:53:13,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-16 13:53:13,950 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 22 [2020-10-16 13:53:13,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:13,953 INFO L225 Difference]: With dead ends: 364 [2020-10-16 13:53:13,954 INFO L226 Difference]: Without dead ends: 314 [2020-10-16 13:53:13,954 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2020-10-16 13:53:13,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2020-10-16 13:53:13,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 242. [2020-10-16 13:53:13,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2020-10-16 13:53:13,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 482 transitions. [2020-10-16 13:53:13,962 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 482 transitions. Word has length 22 [2020-10-16 13:53:13,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:13,963 INFO L481 AbstractCegarLoop]: Abstraction has 242 states and 482 transitions. [2020-10-16 13:53:13,963 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-16 13:53:13,963 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 482 transitions. [2020-10-16 13:53:13,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 13:53:13,964 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:13,964 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] [2020-10-16 13:53:13,964 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-16 13:53:13,965 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:13,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:13,965 INFO L82 PathProgramCache]: Analyzing trace with hash 1413732572, now seen corresponding path program 2 times [2020-10-16 13:53:13,966 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:13,967 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732883515] [2020-10-16 13:53:13,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:14,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:14,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:14,086 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732883515] [2020-10-16 13:53:14,086 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:14,086 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 13:53:14,087 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [939578873] [2020-10-16 13:53:14,087 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:14,091 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:14,102 INFO L258 McrAutomatonBuilder]: Finished intersection with 33 states and 42 transitions. [2020-10-16 13:53:14,102 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:14,160 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [7486#(or (and (<= 24 ~my_dev~0.offset) (<= ~my_dev~0.offset 24)) (not (= (select (select |#pthreadsMutex| ~my_dev~0.base) (+ ~my_dev~0.offset (- 24))) 0))), 7487#(not (= (select (select |#pthreadsMutex| ~my_dev~0.base) (+ ~my_dev~0.offset (- 24))) 0))] [2020-10-16 13:53:14,160 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-16 13:53:14,160 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:14,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-16 13:53:14,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2020-10-16 13:53:14,161 INFO L87 Difference]: Start difference. First operand 242 states and 482 transitions. Second operand 6 states. [2020-10-16 13:53:14,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:14,196 INFO L93 Difference]: Finished difference Result 152 states and 249 transitions. [2020-10-16 13:53:14,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-16 13:53:14,197 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2020-10-16 13:53:14,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:14,198 INFO L225 Difference]: With dead ends: 152 [2020-10-16 13:53:14,198 INFO L226 Difference]: Without dead ends: 147 [2020-10-16 13:53:14,199 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2020-10-16 13:53:14,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2020-10-16 13:53:14,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 146. [2020-10-16 13:53:14,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-10-16 13:53:14,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 242 transitions. [2020-10-16 13:53:14,204 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 242 transitions. Word has length 22 [2020-10-16 13:53:14,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:14,204 INFO L481 AbstractCegarLoop]: Abstraction has 146 states and 242 transitions. [2020-10-16 13:53:14,204 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-16 13:53:14,205 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 242 transitions. [2020-10-16 13:53:14,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 13:53:14,205 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:14,205 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] [2020-10-16 13:53:14,206 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-16 13:53:14,206 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:14,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:14,206 INFO L82 PathProgramCache]: Analyzing trace with hash 472795278, now seen corresponding path program 2 times [2020-10-16 13:53:14,213 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:14,214 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368565788] [2020-10-16 13:53:14,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:14,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:14,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:14,466 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368565788] [2020-10-16 13:53:14,466 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:14,467 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-16 13:53:14,467 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1595776202] [2020-10-16 13:53:14,467 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:14,473 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:14,485 INFO L258 McrAutomatonBuilder]: Finished intersection with 30 states and 36 transitions. [2020-10-16 13:53:14,486 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:14,496 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:14,523 INFO L625 ElimStorePlain]: treesize reduction 39, result has 43.5 percent of original size [2020-10-16 13:53:14,523 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_76| vanished before elimination [2020-10-16 13:53:14,523 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:14,523 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:14,524 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-16 13:53:14,524 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:89, output treesize:30 [2020-10-16 13:53:14,585 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:14,588 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:14,589 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-16 13:53:14,589 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:16, output treesize:1 [2020-10-16 13:53:14,592 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:53:14,592 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-16 13:53:14,593 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:14,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-16 13:53:14,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-16 13:53:14,593 INFO L87 Difference]: Start difference. First operand 146 states and 242 transitions. Second operand 8 states. [2020-10-16 13:53:15,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:15,021 INFO L93 Difference]: Finished difference Result 167 states and 273 transitions. [2020-10-16 13:53:15,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-16 13:53:15,021 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 22 [2020-10-16 13:53:15,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:15,023 INFO L225 Difference]: With dead ends: 167 [2020-10-16 13:53:15,023 INFO L226 Difference]: Without dead ends: 167 [2020-10-16 13:53:15,024 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2020-10-16 13:53:15,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2020-10-16 13:53:15,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 153. [2020-10-16 13:53:15,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2020-10-16 13:53:15,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 249 transitions. [2020-10-16 13:53:15,029 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 249 transitions. Word has length 22 [2020-10-16 13:53:15,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:15,029 INFO L481 AbstractCegarLoop]: Abstraction has 153 states and 249 transitions. [2020-10-16 13:53:15,029 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-16 13:53:15,029 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 249 transitions. [2020-10-16 13:53:15,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 13:53:15,030 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:15,030 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] [2020-10-16 13:53:15,030 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-16 13:53:15,031 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:15,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:15,031 INFO L82 PathProgramCache]: Analyzing trace with hash 1729521388, now seen corresponding path program 3 times [2020-10-16 13:53:15,032 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:15,033 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47588677] [2020-10-16 13:53:15,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:15,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:15,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:15,636 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47588677] [2020-10-16 13:53:15,636 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:15,636 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-16 13:53:15,637 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1521399502] [2020-10-16 13:53:15,637 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:15,641 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:15,650 INFO L258 McrAutomatonBuilder]: Finished intersection with 27 states and 30 transitions. [2020-10-16 13:53:15,650 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:15,710 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:15,712 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:15,713 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:15,715 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:15,716 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:15,717 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:15,773 INFO L625 ElimStorePlain]: treesize reduction 161, result has 18.3 percent of original size [2020-10-16 13:53:15,774 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:15,774 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:15,774 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_78| vanished before elimination [2020-10-16 13:53:15,774 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-16 13:53:15,774 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:317, output treesize:36 [2020-10-16 13:53:15,782 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [8433#(and (= ~my_dev~0.offset (+ |ULTIMATE.start_main_~#data~1.offset| 24)) (not (= |ULTIMATE.start_my_drv_disconnect_~#status~0.base| |ULTIMATE.start_main_~#data~1.base|)) (= ~my_dev~0.offset (+ my_callbackThread1of1ForFork1_~data~0.offset 24)) (= ~my_dev~0.base my_callbackThread1of1ForFork1_~data~0.base) (= (select (select |#memory_int| my_callbackThread1of1ForFork1_~data~0.base) (+ my_callbackThread1of1ForFork1_~data~0.offset 28)) 0) (= ~my_dev~0.base |ULTIMATE.start_main_~#data~1.base|))] [2020-10-16 13:53:15,783 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-16 13:53:15,783 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:15,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-16 13:53:15,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2020-10-16 13:53:15,784 INFO L87 Difference]: Start difference. First operand 153 states and 249 transitions. Second operand 13 states. [2020-10-16 13:53:16,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:16,493 INFO L93 Difference]: Finished difference Result 158 states and 253 transitions. [2020-10-16 13:53:16,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-16 13:53:16,493 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 22 [2020-10-16 13:53:16,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:16,494 INFO L225 Difference]: With dead ends: 158 [2020-10-16 13:53:16,494 INFO L226 Difference]: Without dead ends: 145 [2020-10-16 13:53:16,495 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 4 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=69, Invalid=311, Unknown=0, NotChecked=0, Total=380 [2020-10-16 13:53:16,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2020-10-16 13:53:16,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2020-10-16 13:53:16,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2020-10-16 13:53:16,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 240 transitions. [2020-10-16 13:53:16,499 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 240 transitions. Word has length 22 [2020-10-16 13:53:16,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:16,500 INFO L481 AbstractCegarLoop]: Abstraction has 145 states and 240 transitions. [2020-10-16 13:53:16,500 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-16 13:53:16,500 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 240 transitions. [2020-10-16 13:53:16,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 13:53:16,501 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:16,501 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] [2020-10-16 13:53:16,501 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-16 13:53:16,502 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:16,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:16,502 INFO L82 PathProgramCache]: Analyzing trace with hash 1716865024, now seen corresponding path program 3 times [2020-10-16 13:53:16,503 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:16,504 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030184606] [2020-10-16 13:53:16,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:16,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:16,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:16,820 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030184606] [2020-10-16 13:53:16,821 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:16,821 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-16 13:53:16,821 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2066514068] [2020-10-16 13:53:16,821 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:16,826 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:16,836 INFO L258 McrAutomatonBuilder]: Finished intersection with 34 states and 44 transitions. [2020-10-16 13:53:16,836 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:16,848 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:16,849 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:16,849 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-16 13:53:16,850 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:16, output treesize:1 [2020-10-16 13:53:16,865 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:16,866 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:16,867 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:16,867 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-16 13:53:16,867 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:28, output treesize:8 [2020-10-16 13:53:16,885 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:16,885 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:16,900 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:16,901 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_80| vanished before elimination [2020-10-16 13:53:16,901 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:16,901 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_80| vanished before elimination [2020-10-16 13:53:16,902 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-10-16 13:53:16,902 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:102, output treesize:41 [2020-10-16 13:53:16,947 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:16,948 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:16,949 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:16,994 INFO L625 ElimStorePlain]: treesize reduction 101, result has 28.9 percent of original size [2020-10-16 13:53:16,995 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:16,995 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:16,995 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_81| vanished before elimination [2020-10-16 13:53:16,996 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-10-16 13:53:16,996 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:202, output treesize:41 [2020-10-16 13:53:17,009 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:53:17,009 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-16 13:53:17,009 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:17,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-16 13:53:17,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-16 13:53:17,010 INFO L87 Difference]: Start difference. First operand 145 states and 240 transitions. Second operand 8 states. [2020-10-16 13:53:17,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:17,405 INFO L93 Difference]: Finished difference Result 140 states and 226 transitions. [2020-10-16 13:53:17,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-16 13:53:17,406 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 22 [2020-10-16 13:53:17,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:17,407 INFO L225 Difference]: With dead ends: 140 [2020-10-16 13:53:17,407 INFO L226 Difference]: Without dead ends: 140 [2020-10-16 13:53:17,407 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 9 SyntacticMatches, 4 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2020-10-16 13:53:17,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2020-10-16 13:53:17,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 127. [2020-10-16 13:53:17,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2020-10-16 13:53:17,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 203 transitions. [2020-10-16 13:53:17,411 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 203 transitions. Word has length 22 [2020-10-16 13:53:17,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:17,412 INFO L481 AbstractCegarLoop]: Abstraction has 127 states and 203 transitions. [2020-10-16 13:53:17,412 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-16 13:53:17,412 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 203 transitions. [2020-10-16 13:53:17,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 13:53:17,413 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:17,413 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] [2020-10-16 13:53:17,413 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-16 13:53:17,413 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:17,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:17,414 INFO L82 PathProgramCache]: Analyzing trace with hash -1321376162, now seen corresponding path program 4 times [2020-10-16 13:53:17,415 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:17,415 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641163258] [2020-10-16 13:53:17,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:17,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:17,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:17,950 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641163258] [2020-10-16 13:53:17,951 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:17,951 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-16 13:53:17,951 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2107579155] [2020-10-16 13:53:17,951 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:17,954 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:17,963 INFO L258 McrAutomatonBuilder]: Finished intersection with 31 states and 38 transitions. [2020-10-16 13:53:17,964 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:17,973 INFO L603 QuantifierPusher]: Distributing 5 disjuncts over 3 conjuncts [2020-10-16 13:53:17,997 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:17,998 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:18,002 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:18,006 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:18,007 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:18,095 INFO L625 ElimStorePlain]: treesize reduction 160, result has 13.5 percent of original size [2020-10-16 13:53:18,095 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:18,095 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:18,095 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_82| vanished before elimination [2020-10-16 13:53:18,096 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-16 13:53:18,096 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:285, output treesize:25 [2020-10-16 13:53:18,119 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:18,121 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:18,122 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:18,123 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:18,124 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:18,125 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:18,177 INFO L625 ElimStorePlain]: treesize reduction 161, result has 18.3 percent of original size [2020-10-16 13:53:18,178 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_83| vanished before elimination [2020-10-16 13:53:18,178 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:18,178 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:18,178 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-16 13:53:18,179 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:317, output treesize:36 [2020-10-16 13:53:18,187 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:53:18,187 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-16 13:53:18,188 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:18,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-16 13:53:18,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2020-10-16 13:53:18,188 INFO L87 Difference]: Start difference. First operand 127 states and 203 transitions. Second operand 12 states. [2020-10-16 13:53:18,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:18,937 INFO L93 Difference]: Finished difference Result 127 states and 202 transitions. [2020-10-16 13:53:18,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-16 13:53:18,937 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 22 [2020-10-16 13:53:18,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:18,938 INFO L225 Difference]: With dead ends: 127 [2020-10-16 13:53:18,938 INFO L226 Difference]: Without dead ends: 115 [2020-10-16 13:53:18,939 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 5 SyntacticMatches, 4 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=65, Invalid=277, Unknown=0, NotChecked=0, Total=342 [2020-10-16 13:53:18,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-10-16 13:53:18,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2020-10-16 13:53:18,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2020-10-16 13:53:18,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 189 transitions. [2020-10-16 13:53:18,945 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 189 transitions. Word has length 22 [2020-10-16 13:53:18,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:18,945 INFO L481 AbstractCegarLoop]: Abstraction has 115 states and 189 transitions. [2020-10-16 13:53:18,946 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-16 13:53:18,946 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 189 transitions. [2020-10-16 13:53:18,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 13:53:18,948 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:18,948 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] [2020-10-16 13:53:18,949 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-16 13:53:18,949 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:18,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:18,949 INFO L82 PathProgramCache]: Analyzing trace with hash -1455400266, now seen corresponding path program 5 times [2020-10-16 13:53:18,951 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:18,951 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639842336] [2020-10-16 13:53:18,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:18,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:19,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:19,521 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639842336] [2020-10-16 13:53:19,522 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:19,522 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-16 13:53:19,522 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [9822523] [2020-10-16 13:53:19,522 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:19,526 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:19,533 INFO L258 McrAutomatonBuilder]: Finished intersection with 31 states and 38 transitions. [2020-10-16 13:53:19,533 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:19,560 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:19,560 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:19,563 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:19,563 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:19,566 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:19,566 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:19,570 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:19,571 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:19,572 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:19,572 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:19,581 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:19,581 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-10-16 13:53:19,582 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 1 variables, input treesize:124, output treesize:32 [2020-10-16 13:53:19,599 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:19,600 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:19,604 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:19,605 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:19,609 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:19,610 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:19,614 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:19,614 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:19,622 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:19,625 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:19,638 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:19,639 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-10-16 13:53:19,639 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 1 variables, input treesize:92, output treesize:37 [2020-10-16 13:53:19,672 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:19,674 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:19,677 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:19,681 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:19,682 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:19,719 INFO L625 ElimStorePlain]: treesize reduction 160, result has 13.5 percent of original size [2020-10-16 13:53:19,719 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_84| vanished before elimination [2020-10-16 13:53:19,720 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:19,720 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:19,720 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-16 13:53:19,720 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:285, output treesize:25 [2020-10-16 13:53:19,734 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:19,735 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:19,736 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:19,737 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:19,738 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:19,739 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:19,787 INFO L625 ElimStorePlain]: treesize reduction 161, result has 18.3 percent of original size [2020-10-16 13:53:19,788 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_85| vanished before elimination [2020-10-16 13:53:19,788 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:19,788 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:19,788 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-16 13:53:19,789 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:317, output treesize:36 [2020-10-16 13:53:19,796 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [9701#(and (<= 1 (select (select |#memory_int| ~my_dev~0.base) (+ ~my_dev~0.offset 4))) (= ~my_dev~0.offset (+ |ULTIMATE.start_main_~#data~1.offset| 24)) (not (= |ULTIMATE.start_my_drv_disconnect_~#status~0.base| ~my_dev~0.base)) (<= (select (select |#memory_int| ~my_dev~0.base) (+ ~my_dev~0.offset 4)) 1) (= ~my_dev~0.base |ULTIMATE.start_main_~#data~1.base|))] [2020-10-16 13:53:19,797 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-16 13:53:19,797 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:19,797 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-16 13:53:19,797 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2020-10-16 13:53:19,798 INFO L87 Difference]: Start difference. First operand 115 states and 189 transitions. Second operand 13 states. [2020-10-16 13:53:20,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:20,572 INFO L93 Difference]: Finished difference Result 134 states and 214 transitions. [2020-10-16 13:53:20,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-16 13:53:20,573 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 22 [2020-10-16 13:53:20,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:20,574 INFO L225 Difference]: With dead ends: 134 [2020-10-16 13:53:20,575 INFO L226 Difference]: Without dead ends: 134 [2020-10-16 13:53:20,576 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 5 SyntacticMatches, 5 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=62, Invalid=280, Unknown=0, NotChecked=0, Total=342 [2020-10-16 13:53:20,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2020-10-16 13:53:20,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 133. [2020-10-16 13:53:20,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2020-10-16 13:53:20,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 214 transitions. [2020-10-16 13:53:20,580 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 214 transitions. Word has length 22 [2020-10-16 13:53:20,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:20,581 INFO L481 AbstractCegarLoop]: Abstraction has 133 states and 214 transitions. [2020-10-16 13:53:20,581 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-16 13:53:20,581 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 214 transitions. [2020-10-16 13:53:20,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 13:53:20,581 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:20,582 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] [2020-10-16 13:53:20,582 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-16 13:53:20,582 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:20,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:20,583 INFO L82 PathProgramCache]: Analyzing trace with hash -1455400276, now seen corresponding path program 2 times [2020-10-16 13:53:20,584 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:20,584 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119999160] [2020-10-16 13:53:20,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:20,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:20,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:20,816 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119999160] [2020-10-16 13:53:20,816 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:20,816 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-16 13:53:20,816 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [962911285] [2020-10-16 13:53:20,816 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:20,820 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:20,828 INFO L258 McrAutomatonBuilder]: Finished intersection with 31 states and 38 transitions. [2020-10-16 13:53:20,828 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:20,840 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:20,841 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:20,844 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:20,844 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:20,846 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:20,846 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:20,851 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:20,851 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-10-16 13:53:20,852 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:60, output treesize:14 [2020-10-16 13:53:20,866 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:20,866 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:20,873 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:20,874 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:20,877 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:20,878 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:20,884 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:20,885 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-10-16 13:53:20,885 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:46, output treesize:13 [2020-10-16 13:53:20,911 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [10122#(and (= ~my_dev~0.offset (+ |ULTIMATE.start_main_~#data~1.offset| 24)) (not (= |ULTIMATE.start_my_drv_disconnect_~#status~0.base| ~my_dev~0.base)) (= ~my_dev~0.base |ULTIMATE.start_main_~#data~1.base|))] [2020-10-16 13:53:20,912 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-16 13:53:20,912 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:20,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-16 13:53:20,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-16 13:53:20,913 INFO L87 Difference]: Start difference. First operand 133 states and 214 transitions. Second operand 9 states. [2020-10-16 13:53:21,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:21,237 INFO L93 Difference]: Finished difference Result 144 states and 225 transitions. [2020-10-16 13:53:21,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-16 13:53:21,238 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 22 [2020-10-16 13:53:21,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:21,239 INFO L225 Difference]: With dead ends: 144 [2020-10-16 13:53:21,239 INFO L226 Difference]: Without dead ends: 118 [2020-10-16 13:53:21,239 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-10-16 13:53:21,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2020-10-16 13:53:21,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2020-10-16 13:53:21,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2020-10-16 13:53:21,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 188 transitions. [2020-10-16 13:53:21,243 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 188 transitions. Word has length 22 [2020-10-16 13:53:21,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:21,243 INFO L481 AbstractCegarLoop]: Abstraction has 118 states and 188 transitions. [2020-10-16 13:53:21,243 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-16 13:53:21,243 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 188 transitions. [2020-10-16 13:53:21,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 13:53:21,244 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:21,244 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] [2020-10-16 13:53:21,244 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-16 13:53:21,244 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:21,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:21,245 INFO L82 PathProgramCache]: Analyzing trace with hash 2057875200, now seen corresponding path program 4 times [2020-10-16 13:53:21,248 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:21,249 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591953524] [2020-10-16 13:53:21,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:21,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:21,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:21,868 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591953524] [2020-10-16 13:53:21,868 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:21,868 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-16 13:53:21,869 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [821760053] [2020-10-16 13:53:21,869 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:21,873 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:21,884 INFO L258 McrAutomatonBuilder]: Finished intersection with 37 states and 50 transitions. [2020-10-16 13:53:21,885 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:21,893 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 13:53:21,896 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:21,897 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 13:53:21,897 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:16 [2020-10-16 13:53:21,903 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-16 13:53:21,911 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:21,913 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:21,915 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:21,963 INFO L625 ElimStorePlain]: treesize reduction 168, result has 20.8 percent of original size [2020-10-16 13:53:21,964 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:21,964 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:21,964 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_89| vanished before elimination [2020-10-16 13:53:21,964 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-10-16 13:53:21,965 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 6 variables, input treesize:272, output treesize:44 [2020-10-16 13:53:21,992 INFO L603 QuantifierPusher]: Distributing 4 disjuncts over 3 conjuncts [2020-10-16 13:53:21,995 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 13:53:22,024 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:22,024 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:22,030 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:22,030 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:22,032 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:22,032 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:22,037 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:22,037 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:22,039 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:22,039 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:22,109 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:22,110 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:22,110 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_90| vanished before elimination [2020-10-16 13:53:22,110 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_90| vanished before elimination [2020-10-16 13:53:22,110 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-10-16 13:53:22,111 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:309, output treesize:44 [2020-10-16 13:53:22,137 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:22,137 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:22,141 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:22,141 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:22,143 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:22,143 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:22,146 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:22,147 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:22,151 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:22,151 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:22,180 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:22,180 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-10-16 13:53:22,180 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 2 variables, input treesize:131, output treesize:46 [2020-10-16 13:53:22,198 INFO L603 QuantifierPusher]: Distributing 4 disjuncts over 3 conjuncts [2020-10-16 13:53:22,201 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 13:53:22,209 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:22,210 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:22,215 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:22,215 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:22,220 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:22,220 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:22,225 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:22,226 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:22,227 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:22,227 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:22,296 INFO L625 ElimStorePlain]: treesize reduction 9, result has 87.3 percent of original size [2020-10-16 13:53:22,296 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_91| vanished before elimination [2020-10-16 13:53:22,296 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:22,296 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_91| vanished before elimination [2020-10-16 13:53:22,297 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-16 13:53:22,297 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:342, output treesize:62 [2020-10-16 13:53:22,317 INFO L603 QuantifierPusher]: Distributing 5 disjuncts over 3 conjuncts [2020-10-16 13:53:22,319 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-16 13:53:22,329 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:22,331 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:22,332 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:22,335 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:22,338 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:22,344 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:22,345 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:22,348 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:22,440 INFO L625 ElimStorePlain]: treesize reduction 261, result has 19.2 percent of original size [2020-10-16 13:53:22,440 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:22,440 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:22,441 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_92| vanished before elimination [2020-10-16 13:53:22,441 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-16 13:53:22,441 INFO L244 ElimStorePlain]: Needed 9 recursive calls to eliminate 5 variables, input treesize:483, output treesize:62 [2020-10-16 13:53:22,452 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:53:22,453 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 13:53:22,453 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:22,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 13:53:22,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2020-10-16 13:53:22,454 INFO L87 Difference]: Start difference. First operand 118 states and 188 transitions. Second operand 14 states. [2020-10-16 13:53:23,710 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2020-10-16 13:53:23,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:23,978 INFO L93 Difference]: Finished difference Result 176 states and 282 transitions. [2020-10-16 13:53:23,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-16 13:53:23,979 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 13:53:23,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:23,980 INFO L225 Difference]: With dead ends: 176 [2020-10-16 13:53:23,981 INFO L226 Difference]: Without dead ends: 167 [2020-10-16 13:53:23,982 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 8 SyntacticMatches, 5 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 175 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=188, Invalid=624, Unknown=0, NotChecked=0, Total=812 [2020-10-16 13:53:23,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2020-10-16 13:53:23,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 119. [2020-10-16 13:53:23,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-10-16 13:53:23,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 188 transitions. [2020-10-16 13:53:23,986 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 188 transitions. Word has length 22 [2020-10-16 13:53:23,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:23,987 INFO L481 AbstractCegarLoop]: Abstraction has 119 states and 188 transitions. [2020-10-16 13:53:23,987 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 13:53:23,987 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 188 transitions. [2020-10-16 13:53:23,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 13:53:23,988 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:23,988 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] [2020-10-16 13:53:23,988 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-16 13:53:23,988 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:23,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:23,988 INFO L82 PathProgramCache]: Analyzing trace with hash -761551564, now seen corresponding path program 6 times [2020-10-16 13:53:23,992 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:23,992 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309362681] [2020-10-16 13:53:23,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:24,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:24,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:24,625 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309362681] [2020-10-16 13:53:24,627 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:24,628 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-16 13:53:24,628 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1731975970] [2020-10-16 13:53:24,628 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:24,633 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:24,644 INFO L258 McrAutomatonBuilder]: Finished intersection with 34 states and 44 transitions. [2020-10-16 13:53:24,644 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:24,651 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-16 13:53:24,664 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:24,665 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:24,667 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:24,695 INFO L625 ElimStorePlain]: treesize reduction 110, result has 14.1 percent of original size [2020-10-16 13:53:24,696 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:24,696 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:24,696 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_93| vanished before elimination [2020-10-16 13:53:24,696 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-10-16 13:53:24,696 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:188, output treesize:18 [2020-10-16 13:53:24,728 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:24,729 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:24,733 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:24,736 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:24,737 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:24,787 INFO L625 ElimStorePlain]: treesize reduction 144, result has 21.7 percent of original size [2020-10-16 13:53:24,788 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_94| vanished before elimination [2020-10-16 13:53:24,788 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:24,788 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:24,789 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-10-16 13:53:24,789 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:284, output treesize:40 [2020-10-16 13:53:24,810 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:24,810 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:24,814 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:24,815 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:24,818 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:24,818 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:24,821 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:24,821 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:24,823 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:24,823 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:24,835 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:24,836 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-10-16 13:53:24,836 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 1 variables, input treesize:124, output treesize:32 [2020-10-16 13:53:24,850 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:24,852 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:24,853 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:24,854 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:24,859 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:24,917 INFO L625 ElimStorePlain]: treesize reduction 160, result has 14.9 percent of original size [2020-10-16 13:53:24,917 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_95| vanished before elimination [2020-10-16 13:53:24,918 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:24,918 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:24,918 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-16 13:53:24,918 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:288, output treesize:28 [2020-10-16 13:53:24,940 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:24,943 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:24,945 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:24,946 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:24,948 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:24,950 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:24,951 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:25,016 INFO L625 ElimStorePlain]: treesize reduction 185, result has 17.4 percent of original size [2020-10-16 13:53:25,017 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_96| vanished before elimination [2020-10-16 13:53:25,017 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:25,017 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:25,017 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-16 13:53:25,017 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:364, output treesize:39 [2020-10-16 13:53:25,026 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:53:25,027 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-16 13:53:25,027 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:25,028 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-16 13:53:25,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-10-16 13:53:25,028 INFO L87 Difference]: Start difference. First operand 119 states and 188 transitions. Second operand 12 states. [2020-10-16 13:53:25,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:25,694 INFO L93 Difference]: Finished difference Result 129 states and 198 transitions. [2020-10-16 13:53:25,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-16 13:53:25,695 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 22 [2020-10-16 13:53:25,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:25,697 INFO L225 Difference]: With dead ends: 129 [2020-10-16 13:53:25,697 INFO L226 Difference]: Without dead ends: 118 [2020-10-16 13:53:25,698 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 6 SyntacticMatches, 6 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2020-10-16 13:53:25,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2020-10-16 13:53:25,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 113. [2020-10-16 13:53:25,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2020-10-16 13:53:25,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 178 transitions. [2020-10-16 13:53:25,701 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 178 transitions. Word has length 22 [2020-10-16 13:53:25,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:25,701 INFO L481 AbstractCegarLoop]: Abstraction has 113 states and 178 transitions. [2020-10-16 13:53:25,702 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-16 13:53:25,702 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 178 transitions. [2020-10-16 13:53:25,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 13:53:25,702 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:25,702 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] [2020-10-16 13:53:25,703 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-16 13:53:25,703 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:25,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:25,703 INFO L82 PathProgramCache]: Analyzing trace with hash 1633571078, now seen corresponding path program 5 times [2020-10-16 13:53:25,709 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:25,710 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822979751] [2020-10-16 13:53:25,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:25,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:26,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:26,176 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822979751] [2020-10-16 13:53:26,177 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:26,177 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-16 13:53:26,177 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1704932546] [2020-10-16 13:53:26,177 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:26,182 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:26,195 INFO L258 McrAutomatonBuilder]: Finished intersection with 37 states and 50 transitions. [2020-10-16 13:53:26,195 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:26,201 INFO L603 QuantifierPusher]: Distributing 5 disjuncts over 4 conjuncts [2020-10-16 13:53:26,211 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:26,214 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:26,218 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:26,222 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:26,225 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:26,287 INFO L625 ElimStorePlain]: treesize reduction 244, result has 16.2 percent of original size [2020-10-16 13:53:26,287 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_97| vanished before elimination [2020-10-16 13:53:26,287 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:26,288 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:26,288 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-10-16 13:53:26,288 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:391, output treesize:47 [2020-10-16 13:53:26,310 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:26,310 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:26,315 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:26,315 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:26,317 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:26,317 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:26,318 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:26,318 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:26,320 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:26,320 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:26,335 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:26,335 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-10-16 13:53:26,336 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 2 variables, input treesize:135, output treesize:38 [2020-10-16 13:53:26,341 INFO L603 QuantifierPusher]: Distributing 5 disjuncts over 3 conjuncts [2020-10-16 13:53:26,349 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:26,353 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:26,356 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:26,357 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:26,358 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:26,436 INFO L625 ElimStorePlain]: treesize reduction 164, result has 24.8 percent of original size [2020-10-16 13:53:26,436 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_98| vanished before elimination [2020-10-16 13:53:26,437 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:26,437 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:26,437 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-16 13:53:26,438 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:318, output treesize:54 [2020-10-16 13:53:26,446 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 13:53:26,448 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:26,449 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 13:53:26,449 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:16 [2020-10-16 13:53:26,482 INFO L603 QuantifierPusher]: Distributing 7 disjuncts over 3 conjuncts [2020-10-16 13:53:26,503 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:26,503 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:26,505 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:26,505 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:26,509 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:26,510 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:26,511 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:26,511 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:26,512 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:26,512 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:26,517 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:26,517 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:26,521 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:26,521 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:26,546 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:26,546 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:26,546 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_100| vanished before elimination [2020-10-16 13:53:26,547 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_100| vanished before elimination [2020-10-16 13:53:26,547 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-16 13:53:26,547 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 5 variables, input treesize:410, output treesize:54 [2020-10-16 13:53:26,548 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [11365#(or (and (not (= |~#t2~0.base| |ULTIMATE.start_my_drv_disconnect_~#status~0.base|)) (not (= (select (select |#memory_int| |~#t2~0.base|) |~#t2~0.offset|) my_callbackThread1of1ForFork0_thidvar0))) (not (= my_callbackThread1of1ForFork1_thidvar0 |ULTIMATE.start_my_drv_disconnect_#t~mem37|)))] [2020-10-16 13:53:26,548 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-16 13:53:26,548 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:26,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-16 13:53:26,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2020-10-16 13:53:26,549 INFO L87 Difference]: Start difference. First operand 113 states and 178 transitions. Second operand 16 states. [2020-10-16 13:53:27,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:27,893 INFO L93 Difference]: Finished difference Result 148 states and 238 transitions. [2020-10-16 13:53:27,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-16 13:53:27,893 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 22 [2020-10-16 13:53:27,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:27,895 INFO L225 Difference]: With dead ends: 148 [2020-10-16 13:53:27,895 INFO L226 Difference]: Without dead ends: 140 [2020-10-16 13:53:27,896 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 12 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=198, Invalid=672, Unknown=0, NotChecked=0, Total=870 [2020-10-16 13:53:27,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2020-10-16 13:53:27,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 105. [2020-10-16 13:53:27,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-10-16 13:53:27,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 164 transitions. [2020-10-16 13:53:27,899 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 164 transitions. Word has length 22 [2020-10-16 13:53:27,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:27,900 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 164 transitions. [2020-10-16 13:53:27,900 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-16 13:53:27,900 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 164 transitions. [2020-10-16 13:53:27,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 13:53:27,901 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:27,901 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] [2020-10-16 13:53:27,901 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-16 13:53:27,901 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:27,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:27,902 INFO L82 PathProgramCache]: Analyzing trace with hash -1314893868, now seen corresponding path program 7 times [2020-10-16 13:53:27,908 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:27,908 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585324756] [2020-10-16 13:53:27,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:27,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:28,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:28,479 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [585324756] [2020-10-16 13:53:28,479 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:28,479 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-16 13:53:28,480 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [679908964] [2020-10-16 13:53:28,480 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:28,484 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:28,496 INFO L258 McrAutomatonBuilder]: Finished intersection with 32 states and 40 transitions. [2020-10-16 13:53:28,496 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:28,524 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:28,525 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:28,526 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:28,527 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:28,528 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:28,528 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:28,530 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:28,530 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:28,532 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:28,532 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:28,544 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:28,544 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:28,544 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_101| vanished before elimination [2020-10-16 13:53:28,544 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_101| vanished before elimination [2020-10-16 13:53:28,545 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-10-16 13:53:28,545 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:284, output treesize:40 [2020-10-16 13:53:28,564 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:28,564 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:28,568 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:28,568 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:28,572 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:28,572 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:28,576 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:28,576 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:28,578 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:28,578 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:28,589 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:28,589 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-10-16 13:53:28,589 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 1 variables, input treesize:124, output treesize:32 [2020-10-16 13:53:28,597 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:28,598 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:28,603 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:28,604 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:28,608 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:28,608 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:28,609 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:28,610 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:28,611 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:28,611 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:28,626 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:28,627 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:28,627 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_102| vanished before elimination [2020-10-16 13:53:28,627 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_102| vanished before elimination [2020-10-16 13:53:28,628 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-16 13:53:28,628 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:288, output treesize:28 [2020-10-16 13:53:28,676 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:28,676 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:28,677 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:28,677 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:28,678 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:28,678 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:28,680 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:28,680 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:28,688 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:28,688 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:28,690 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:28,690 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:28,691 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:28,691 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:28,704 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:28,705 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_103| vanished before elimination [2020-10-16 13:53:28,705 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:28,705 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_103| vanished before elimination [2020-10-16 13:53:28,705 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-16 13:53:28,706 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:364, output treesize:39 [2020-10-16 13:53:28,712 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [11764#(and (<= (select (select |#memory_int| my_callbackThread1of1ForFork0_~data~0.base) (+ my_callbackThread1of1ForFork0_~data~0.offset 28)) 1) (= |ULTIMATE.start_main_~#data~1.base| my_callbackThread1of1ForFork0_~data~0.base) (= |ULTIMATE.start_main_~#data~1.offset| my_callbackThread1of1ForFork0_~data~0.offset) (<= 1 (select (select |#memory_int| my_callbackThread1of1ForFork0_~data~0.base) (+ my_callbackThread1of1ForFork0_~data~0.offset 28))) (not (= |ULTIMATE.start_my_drv_disconnect_~#status~0.base| my_callbackThread1of1ForFork0_~data~0.base)))] [2020-10-16 13:53:28,713 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-16 13:53:28,713 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:28,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-16 13:53:28,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2020-10-16 13:53:28,714 INFO L87 Difference]: Start difference. First operand 105 states and 164 transitions. Second operand 13 states. [2020-10-16 13:53:29,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:29,390 INFO L93 Difference]: Finished difference Result 105 states and 163 transitions. [2020-10-16 13:53:29,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-16 13:53:29,391 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 22 [2020-10-16 13:53:29,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:29,392 INFO L225 Difference]: With dead ends: 105 [2020-10-16 13:53:29,392 INFO L226 Difference]: Without dead ends: 81 [2020-10-16 13:53:29,392 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 5 SyntacticMatches, 6 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=61, Invalid=281, Unknown=0, NotChecked=0, Total=342 [2020-10-16 13:53:29,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2020-10-16 13:53:29,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2020-10-16 13:53:29,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-10-16 13:53:29,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 131 transitions. [2020-10-16 13:53:29,395 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 131 transitions. Word has length 22 [2020-10-16 13:53:29,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:29,395 INFO L481 AbstractCegarLoop]: Abstraction has 81 states and 131 transitions. [2020-10-16 13:53:29,395 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-16 13:53:29,395 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 131 transitions. [2020-10-16 13:53:29,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 13:53:29,396 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:29,396 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] [2020-10-16 13:53:29,396 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-16 13:53:29,397 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:29,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:29,397 INFO L82 PathProgramCache]: Analyzing trace with hash -552633476, now seen corresponding path program 8 times [2020-10-16 13:53:29,398 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:29,398 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362258633] [2020-10-16 13:53:29,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:29,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:29,788 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 31 [2020-10-16 13:53:30,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:30,198 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362258633] [2020-10-16 13:53:30,198 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:30,198 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-16 13:53:30,198 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [765367456] [2020-10-16 13:53:30,198 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:30,201 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:30,208 INFO L258 McrAutomatonBuilder]: Finished intersection with 30 states and 36 transitions. [2020-10-16 13:53:30,208 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:30,225 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:30,225 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:30,229 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:30,230 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:30,234 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:30,235 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:30,239 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:30,240 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:30,243 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:30,244 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:30,249 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:30,250 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:30,262 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:30,262 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-16 13:53:30,262 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:100, output treesize:34 [2020-10-16 13:53:30,283 INFO L603 QuantifierPusher]: Distributing 9 disjuncts over 3 conjuncts [2020-10-16 13:53:30,297 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:30,297 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:30,302 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:30,302 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:30,303 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:30,303 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:30,308 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:30,308 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:30,311 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:30,311 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:30,314 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:30,314 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:30,328 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:30,328 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-16 13:53:30,328 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:130, output treesize:31 [2020-10-16 13:53:30,331 INFO L603 QuantifierPusher]: Distributing 7 disjuncts over 2 conjuncts [2020-10-16 13:53:30,347 INFO L441 ElimStorePlain]: Different costs {0=[|#pthreadsMutex|], 2=[|v_#memory_int_157|]} [2020-10-16 13:53:30,359 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:30,359 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:30,366 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:30,367 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:30,372 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:30,373 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:30,378 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:30,382 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:30,387 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:30,388 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:30,394 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:30,395 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:30,436 INFO L625 ElimStorePlain]: treesize reduction 149, result has 18.6 percent of original size [2020-10-16 13:53:30,436 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_int_157| vanished before elimination [2020-10-16 13:53:30,436 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-16 13:53:30,437 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:249, output treesize:34 [2020-10-16 13:53:30,450 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:53:30,451 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-16 13:53:30,451 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:30,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-16 13:53:30,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2020-10-16 13:53:30,452 INFO L87 Difference]: Start difference. First operand 81 states and 131 transitions. Second operand 12 states. [2020-10-16 13:53:31,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:31,096 INFO L93 Difference]: Finished difference Result 112 states and 176 transitions. [2020-10-16 13:53:31,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-16 13:53:31,097 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 22 [2020-10-16 13:53:31,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:31,098 INFO L225 Difference]: With dead ends: 112 [2020-10-16 13:53:31,098 INFO L226 Difference]: Without dead ends: 112 [2020-10-16 13:53:31,099 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 5 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2020-10-16 13:53:31,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2020-10-16 13:53:31,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 111. [2020-10-16 13:53:31,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2020-10-16 13:53:31,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 176 transitions. [2020-10-16 13:53:31,103 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 176 transitions. Word has length 22 [2020-10-16 13:53:31,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:31,103 INFO L481 AbstractCegarLoop]: Abstraction has 111 states and 176 transitions. [2020-10-16 13:53:31,103 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-16 13:53:31,103 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 176 transitions. [2020-10-16 13:53:31,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 13:53:31,104 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:31,104 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] [2020-10-16 13:53:31,104 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-10-16 13:53:31,104 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:31,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:31,105 INFO L82 PathProgramCache]: Analyzing trace with hash -552633486, now seen corresponding path program 3 times [2020-10-16 13:53:31,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:31,112 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528261883] [2020-10-16 13:53:31,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:31,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:31,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:31,397 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528261883] [2020-10-16 13:53:31,397 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:31,397 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-16 13:53:31,397 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1067568568] [2020-10-16 13:53:31,398 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:31,403 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:31,409 INFO L258 McrAutomatonBuilder]: Finished intersection with 30 states and 36 transitions. [2020-10-16 13:53:31,410 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:31,418 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:31,418 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:31,422 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:31,426 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:31,429 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:31,431 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:31,434 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:31,434 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:31,443 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:31,443 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2020-10-16 13:53:31,443 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:60, output treesize:16 [2020-10-16 13:53:31,450 INFO L603 QuantifierPusher]: Distributing 5 disjuncts over 3 conjuncts [2020-10-16 13:53:31,463 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:31,463 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:31,466 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:31,466 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:31,469 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:31,469 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:31,471 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:31,471 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:31,481 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:31,481 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-10-16 13:53:31,481 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:76, output treesize:17 [2020-10-16 13:53:31,493 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:31,496 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:31,503 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:31,506 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:31,508 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:31,532 INFO L625 ElimStorePlain]: treesize reduction 59, result has 22.4 percent of original size [2020-10-16 13:53:31,532 INFO L513 ElimStorePlain]: Eliminatee |#pthreadsMutex| vanished before elimination [2020-10-16 13:53:31,532 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-10-16 13:53:31,533 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 3 variables, input treesize:161, output treesize:17 [2020-10-16 13:53:31,533 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:53:31,533 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-16 13:53:31,533 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:31,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-16 13:53:31,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-16 13:53:31,534 INFO L87 Difference]: Start difference. First operand 111 states and 176 transitions. Second operand 8 states. [2020-10-16 13:53:31,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:31,833 INFO L93 Difference]: Finished difference Result 136 states and 213 transitions. [2020-10-16 13:53:31,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-16 13:53:31,834 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 22 [2020-10-16 13:53:31,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:31,835 INFO L225 Difference]: With dead ends: 136 [2020-10-16 13:53:31,835 INFO L226 Difference]: Without dead ends: 105 [2020-10-16 13:53:31,835 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2020-10-16 13:53:31,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2020-10-16 13:53:31,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2020-10-16 13:53:31,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-10-16 13:53:31,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 167 transitions. [2020-10-16 13:53:31,838 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 167 transitions. Word has length 22 [2020-10-16 13:53:31,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:31,838 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 167 transitions. [2020-10-16 13:53:31,838 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-16 13:53:31,839 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 167 transitions. [2020-10-16 13:53:31,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 13:53:31,839 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:31,839 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] [2020-10-16 13:53:31,839 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-10-16 13:53:31,840 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:31,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:31,840 INFO L82 PathProgramCache]: Analyzing trace with hash -1930461660, now seen corresponding path program 9 times [2020-10-16 13:53:31,841 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:31,841 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850865574] [2020-10-16 13:53:31,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:31,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:32,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:32,564 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850865574] [2020-10-16 13:53:32,564 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:32,565 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-16 13:53:32,565 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [207508176] [2020-10-16 13:53:32,565 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:32,569 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:32,577 INFO L258 McrAutomatonBuilder]: Finished intersection with 30 states and 36 transitions. [2020-10-16 13:53:32,577 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:32,613 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:32,614 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,618 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:32,618 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,622 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:32,627 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,631 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:32,632 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,636 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:32,636 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,640 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:32,640 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,652 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:32,652 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-16 13:53:32,652 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:100, output treesize:34 [2020-10-16 13:53:32,669 INFO L603 QuantifierPusher]: Distributing 9 disjuncts over 3 conjuncts [2020-10-16 13:53:32,684 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,688 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,696 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,699 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,704 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,707 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,717 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,721 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,724 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,780 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:32,783 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,786 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,789 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,792 INFO L545 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,794 INFO L545 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,796 INFO L545 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,800 INFO L545 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,803 INFO L545 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,807 INFO L545 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,829 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:32,829 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:32,829 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:32,830 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-2 vars, End of recursive call: 1 dim-0 vars, and 9 xjuncts. [2020-10-16 13:53:32,830 INFO L244 ElimStorePlain]: Needed 19 recursive calls to eliminate 5 variables, input treesize:348, output treesize:51 [2020-10-16 13:53:32,837 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:32,837 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,843 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:32,844 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,845 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:32,846 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,850 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:32,851 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,857 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:32,857 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,861 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:32,861 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,874 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:32,875 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-16 13:53:32,875 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:130, output treesize:31 [2020-10-16 13:53:32,877 INFO L603 QuantifierPusher]: Distributing 7 disjuncts over 2 conjuncts [2020-10-16 13:53:32,894 INFO L441 ElimStorePlain]: Different costs {0=[|#pthreadsMutex|], 2=[|v_#memory_int_160|]} [2020-10-16 13:53:32,900 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:32,901 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,907 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:32,908 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,914 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:32,915 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,921 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:32,922 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,929 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:32,930 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,936 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:32,939 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:32,981 INFO L625 ElimStorePlain]: treesize reduction 149, result has 18.6 percent of original size [2020-10-16 13:53:32,982 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_int_160| vanished before elimination [2020-10-16 13:53:32,982 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-16 13:53:32,982 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:249, output treesize:34 [2020-10-16 13:53:33,003 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:33,006 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:33,015 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:33,015 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:33,018 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:33,018 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:33,029 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:33,034 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:33,039 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:33,040 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:33,043 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:33,044 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:33,047 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:33,048 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:33,060 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:33,061 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-16 13:53:33,061 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 1 variables, input treesize:109, output treesize:29 [2020-10-16 13:53:33,092 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [12776#(and (= |ULTIMATE.start_main_~#data~1.offset| 0) (= (select (select |#memory_int| ~my_dev~0.base) (+ ~my_dev~0.offset 4)) 0) (not (= |ULTIMATE.start_my_drv_disconnect_~#status~0.base| ~my_dev~0.base)) (<= 24 ~my_dev~0.offset) (<= ~my_dev~0.offset 24) (= ~my_dev~0.base |ULTIMATE.start_main_~#data~1.base|))] [2020-10-16 13:53:33,092 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-16 13:53:33,092 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:33,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-16 13:53:33,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2020-10-16 13:53:33,093 INFO L87 Difference]: Start difference. First operand 105 states and 167 transitions. Second operand 13 states. [2020-10-16 13:53:33,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:33,825 INFO L93 Difference]: Finished difference Result 136 states and 213 transitions. [2020-10-16 13:53:33,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-16 13:53:33,826 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 22 [2020-10-16 13:53:33,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:33,827 INFO L225 Difference]: With dead ends: 136 [2020-10-16 13:53:33,827 INFO L226 Difference]: Without dead ends: 94 [2020-10-16 13:53:33,828 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 7 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=65, Invalid=277, Unknown=0, NotChecked=0, Total=342 [2020-10-16 13:53:33,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-10-16 13:53:33,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2020-10-16 13:53:33,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-10-16 13:53:33,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 149 transitions. [2020-10-16 13:53:33,830 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 149 transitions. Word has length 22 [2020-10-16 13:53:33,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:33,830 INFO L481 AbstractCegarLoop]: Abstraction has 94 states and 149 transitions. [2020-10-16 13:53:33,831 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-16 13:53:33,831 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 149 transitions. [2020-10-16 13:53:33,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 13:53:33,831 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:33,831 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] [2020-10-16 13:53:33,831 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-10-16 13:53:33,832 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:33,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:33,832 INFO L82 PathProgramCache]: Analyzing trace with hash 571806310, now seen corresponding path program 10 times [2020-10-16 13:53:33,835 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:33,835 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018061561] [2020-10-16 13:53:33,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:33,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:34,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:34,553 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018061561] [2020-10-16 13:53:34,554 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:34,554 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-16 13:53:34,554 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1248087115] [2020-10-16 13:53:34,554 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:34,557 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:34,567 INFO L258 McrAutomatonBuilder]: Finished intersection with 40 states and 56 transitions. [2020-10-16 13:53:34,568 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:34,570 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 3 conjuncts [2020-10-16 13:53:34,592 INFO L603 QuantifierPusher]: Distributing 7 disjuncts over 3 conjuncts [2020-10-16 13:53:34,604 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,605 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,606 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,607 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,607 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,608 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,611 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,668 INFO L625 ElimStorePlain]: treesize reduction 202, result has 11.8 percent of original size [2020-10-16 13:53:34,668 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_108| vanished before elimination [2020-10-16 13:53:34,669 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:34,669 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:34,669 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 8 xjuncts. [2020-10-16 13:53:34,669 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:369, output treesize:27 [2020-10-16 13:53:34,695 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,696 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,697 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,698 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,699 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,700 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,701 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,703 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,773 INFO L625 ElimStorePlain]: treesize reduction 205, result has 15.6 percent of original size [2020-10-16 13:53:34,774 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_109| vanished before elimination [2020-10-16 13:53:34,774 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:34,774 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:34,775 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 8 xjuncts. [2020-10-16 13:53:34,775 INFO L244 ElimStorePlain]: Needed 9 recursive calls to eliminate 4 variables, input treesize:403, output treesize:38 [2020-10-16 13:53:34,799 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:34,799 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,801 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:34,801 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,802 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:34,803 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,808 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:34,808 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,810 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:34,810 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,811 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:34,812 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,813 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:34,813 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,829 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:34,829 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_110| vanished before elimination [2020-10-16 13:53:34,830 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:34,830 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_110| vanished before elimination [2020-10-16 13:53:34,830 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 8 xjuncts. [2020-10-16 13:53:34,830 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:369, output treesize:27 [2020-10-16 13:53:34,849 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:34,849 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,851 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:34,851 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,853 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:34,853 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,854 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:34,854 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,856 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:34,856 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,858 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:34,859 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,860 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:34,861 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,863 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:34,863 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,882 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:34,882 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:34,883 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_111| vanished before elimination [2020-10-16 13:53:34,883 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_111| vanished before elimination [2020-10-16 13:53:34,883 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 8 xjuncts. [2020-10-16 13:53:34,884 INFO L244 ElimStorePlain]: Needed 9 recursive calls to eliminate 4 variables, input treesize:403, output treesize:38 [2020-10-16 13:53:34,904 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:34,905 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,910 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:34,911 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,916 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:34,917 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,922 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:34,923 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,927 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:34,928 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,931 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:34,932 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,947 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:34,947 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-16 13:53:34,947 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:102, output treesize:36 [2020-10-16 13:53:34,964 INFO L603 QuantifierPusher]: Distributing 8 disjuncts over 3 conjuncts [2020-10-16 13:53:34,978 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:34,978 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,985 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:34,986 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:34,994 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:34,994 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:35,001 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:35,001 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:35,009 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:35,010 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:35,017 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:35,017 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:35,025 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:35,026 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:35,033 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:35,033 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:35,095 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:35,102 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:35,102 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:35,109 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:35,109 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:35,116 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:35,116 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:35,122 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:35,122 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:35,128 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:35,128 INFO L545 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:35,134 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:35,134 INFO L545 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:35,139 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:35,139 INFO L545 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:35,144 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:35,144 INFO L545 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:35,163 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:35,163 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_112| vanished before elimination [2020-10-16 13:53:35,164 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_112| vanished before elimination [2020-10-16 13:53:35,164 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-2 vars, End of recursive call: 1 dim-0 vars, and 8 xjuncts. [2020-10-16 13:53:35,164 INFO L244 ElimStorePlain]: Needed 17 recursive calls to eliminate 5 variables, input treesize:310, output treesize:46 [2020-10-16 13:53:35,174 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:35,174 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:35,175 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:35,175 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:35,180 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:35,180 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:35,184 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:35,185 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:35,189 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:35,190 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:35,194 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:35,195 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:35,213 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:35,213 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-16 13:53:35,213 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:132, output treesize:31 [2020-10-16 13:53:35,222 INFO L603 QuantifierPusher]: Distributing 7 disjuncts over 2 conjuncts [2020-10-16 13:53:35,227 INFO L441 ElimStorePlain]: Different costs {0=[|#pthreadsMutex|], 2=[|v_#memory_int_166|]} [2020-10-16 13:53:35,236 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:35,237 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:35,245 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:35,246 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:35,254 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:35,255 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:35,264 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:35,265 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:35,271 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:35,272 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:35,278 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:35,279 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:35,334 INFO L625 ElimStorePlain]: treesize reduction 149, result has 19.5 percent of original size [2020-10-16 13:53:35,335 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_int_166| vanished before elimination [2020-10-16 13:53:35,335 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-16 13:53:35,335 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:251, output treesize:36 [2020-10-16 13:53:35,353 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:53:35,353 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-16 13:53:35,354 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:35,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-16 13:53:35,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2020-10-16 13:53:35,354 INFO L87 Difference]: Start difference. First operand 94 states and 149 transitions. Second operand 12 states. [2020-10-16 13:53:36,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:36,197 INFO L93 Difference]: Finished difference Result 124 states and 194 transitions. [2020-10-16 13:53:36,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-16 13:53:36,197 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 22 [2020-10-16 13:53:36,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:36,198 INFO L225 Difference]: With dead ends: 124 [2020-10-16 13:53:36,198 INFO L226 Difference]: Without dead ends: 94 [2020-10-16 13:53:36,198 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 5 SyntacticMatches, 9 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2020-10-16 13:53:36,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-10-16 13:53:36,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2020-10-16 13:53:36,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-10-16 13:53:36,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 147 transitions. [2020-10-16 13:53:36,201 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 147 transitions. Word has length 22 [2020-10-16 13:53:36,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:36,202 INFO L481 AbstractCegarLoop]: Abstraction has 94 states and 147 transitions. [2020-10-16 13:53:36,202 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-16 13:53:36,202 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 147 transitions. [2020-10-16 13:53:36,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 13:53:36,203 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:36,203 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] [2020-10-16 13:53:36,203 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-10-16 13:53:36,203 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:36,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:36,204 INFO L82 PathProgramCache]: Analyzing trace with hash -1853019498, now seen corresponding path program 11 times [2020-10-16 13:53:36,216 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:36,216 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149290140] [2020-10-16 13:53:36,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:36,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:36,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:36,923 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149290140] [2020-10-16 13:53:36,924 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:36,924 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-16 13:53:36,924 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [556251273] [2020-10-16 13:53:36,924 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:36,928 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:36,938 INFO L258 McrAutomatonBuilder]: Finished intersection with 40 states and 56 transitions. [2020-10-16 13:53:36,938 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:36,954 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:36,954 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:36,960 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:36,961 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:36,962 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:36,962 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:36,967 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:36,967 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:36,971 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:36,971 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:36,975 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:36,975 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:36,988 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:36,989 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-16 13:53:36,989 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:134, output treesize:32 [2020-10-16 13:53:36,996 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:36,997 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,001 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:37,001 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,005 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:37,006 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,011 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:37,011 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,016 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:37,017 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,022 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:37,023 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,037 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:37,038 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-16 13:53:37,038 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:102, output treesize:36 [2020-10-16 13:53:37,079 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:37,080 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,084 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:37,084 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,086 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:37,086 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,087 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:37,087 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,088 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:37,088 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,090 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:37,091 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,104 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:37,104 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-16 13:53:37,104 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:135, output treesize:34 [2020-10-16 13:53:37,107 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 2 conjuncts [2020-10-16 13:53:37,124 INFO L441 ElimStorePlain]: Different costs {0=[|#pthreadsMutex|], 2=[|v_#memory_int_167|]} [2020-10-16 13:53:37,134 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:37,140 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,148 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:37,149 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,155 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:37,156 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,162 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:37,163 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,170 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:37,171 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,177 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:37,178 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,217 INFO L625 ElimStorePlain]: treesize reduction 135, result has 21.1 percent of original size [2020-10-16 13:53:37,218 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_int_167| vanished before elimination [2020-10-16 13:53:37,218 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-16 13:53:37,218 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:237, output treesize:36 [2020-10-16 13:53:37,236 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:37,237 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,241 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:37,241 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,242 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:37,243 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,244 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:37,244 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,245 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:37,246 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,247 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:37,247 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,295 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:37,295 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-16 13:53:37,295 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:135, output treesize:34 [2020-10-16 13:53:37,305 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,306 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,307 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,312 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,314 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,315 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,316 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,376 INFO L625 ElimStorePlain]: treesize reduction 202, result has 11.8 percent of original size [2020-10-16 13:53:37,377 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:37,377 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_115| vanished before elimination [2020-10-16 13:53:37,377 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:37,377 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 8 xjuncts. [2020-10-16 13:53:37,378 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:369, output treesize:27 [2020-10-16 13:53:37,395 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,396 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,397 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,398 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,398 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,400 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,401 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,402 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,471 INFO L625 ElimStorePlain]: treesize reduction 205, result has 15.6 percent of original size [2020-10-16 13:53:37,471 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_116| vanished before elimination [2020-10-16 13:53:37,471 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:37,471 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:37,472 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 8 xjuncts. [2020-10-16 13:53:37,472 INFO L244 ElimStorePlain]: Needed 9 recursive calls to eliminate 4 variables, input treesize:403, output treesize:38 [2020-10-16 13:53:37,495 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,496 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,497 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,498 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,499 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,503 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,504 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,556 INFO L625 ElimStorePlain]: treesize reduction 202, result has 11.8 percent of original size [2020-10-16 13:53:37,556 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_117| vanished before elimination [2020-10-16 13:53:37,557 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:37,557 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:37,557 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 8 xjuncts. [2020-10-16 13:53:37,557 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:369, output treesize:27 [2020-10-16 13:53:37,574 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,575 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,576 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,577 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,578 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,579 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,580 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,581 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,648 INFO L625 ElimStorePlain]: treesize reduction 205, result has 15.6 percent of original size [2020-10-16 13:53:37,648 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_118| vanished before elimination [2020-10-16 13:53:37,648 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:37,648 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:37,649 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 8 xjuncts. [2020-10-16 13:53:37,649 INFO L244 ElimStorePlain]: Needed 9 recursive calls to eliminate 4 variables, input treesize:403, output treesize:38 [2020-10-16 13:53:37,662 INFO L603 QuantifierPusher]: Distributing 8 disjuncts over 3 conjuncts [2020-10-16 13:53:37,669 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,673 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,677 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,682 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,685 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,689 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,693 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,696 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,753 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:37,756 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,763 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,765 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,769 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,772 INFO L545 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,777 INFO L545 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,780 INFO L545 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,783 INFO L545 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:37,802 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:37,803 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:37,803 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:37,804 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-2 vars, End of recursive call: 1 dim-0 vars, and 8 xjuncts. [2020-10-16 13:53:37,804 INFO L244 ElimStorePlain]: Needed 17 recursive calls to eliminate 5 variables, input treesize:310, output treesize:46 [2020-10-16 13:53:37,805 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [13461#(and (<= 1 (select (select |#memory_int| ~my_dev~0.base) (+ ~my_dev~0.offset 4))) (= ~my_dev~0.offset (+ |ULTIMATE.start_main_~#data~1.offset| 24)) (not (= |ULTIMATE.start_my_drv_disconnect_~#status~0.base| ~my_dev~0.base)) (<= (select (select |#memory_int| ~my_dev~0.base) (+ ~my_dev~0.offset 4)) 1) (= ~my_dev~0.offset 24) (= ~my_dev~0.base |ULTIMATE.start_main_~#data~1.base|))] [2020-10-16 13:53:37,805 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-16 13:53:37,805 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:37,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-16 13:53:37,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2020-10-16 13:53:37,806 INFO L87 Difference]: Start difference. First operand 94 states and 147 transitions. Second operand 13 states. [2020-10-16 13:53:38,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:38,561 INFO L93 Difference]: Finished difference Result 112 states and 171 transitions. [2020-10-16 13:53:38,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-16 13:53:38,562 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 22 [2020-10-16 13:53:38,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:38,563 INFO L225 Difference]: With dead ends: 112 [2020-10-16 13:53:38,563 INFO L226 Difference]: Without dead ends: 112 [2020-10-16 13:53:38,563 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 11 SyntacticMatches, 7 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2020-10-16 13:53:38,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2020-10-16 13:53:38,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 111. [2020-10-16 13:53:38,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2020-10-16 13:53:38,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 171 transitions. [2020-10-16 13:53:38,567 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 171 transitions. Word has length 22 [2020-10-16 13:53:38,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:38,567 INFO L481 AbstractCegarLoop]: Abstraction has 111 states and 171 transitions. [2020-10-16 13:53:38,567 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-16 13:53:38,567 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 171 transitions. [2020-10-16 13:53:38,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 13:53:38,568 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:38,568 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] [2020-10-16 13:53:38,568 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-10-16 13:53:38,568 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:38,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:38,568 INFO L82 PathProgramCache]: Analyzing trace with hash -1853019508, now seen corresponding path program 4 times [2020-10-16 13:53:38,569 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:38,569 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118202547] [2020-10-16 13:53:38,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:38,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:38,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:38,773 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118202547] [2020-10-16 13:53:38,773 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:38,773 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-16 13:53:38,773 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1381615051] [2020-10-16 13:53:38,773 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:38,778 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:38,790 INFO L258 McrAutomatonBuilder]: Finished intersection with 40 states and 56 transitions. [2020-10-16 13:53:38,790 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:38,801 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:38,801 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:38,802 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:38,802 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:38,804 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:38,804 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:38,818 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:38,819 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-10-16 13:53:38,819 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:66, output treesize:19 [2020-10-16 13:53:38,827 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:38,828 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:38,833 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:38,834 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:38,837 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:38,837 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:38,843 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:38,844 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-10-16 13:53:38,844 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:46, output treesize:13 [2020-10-16 13:53:38,864 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:38,864 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:38,866 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:38,866 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:38,867 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:38,867 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:38,873 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:38,873 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-10-16 13:53:38,874 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:58, output treesize:13 [2020-10-16 13:53:38,882 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:38,884 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:38,889 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:38,891 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:38,899 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:38,900 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:38,921 INFO L625 ElimStorePlain]: treesize reduction 63, result has 17.1 percent of original size [2020-10-16 13:53:38,921 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_int_173| vanished before elimination [2020-10-16 13:53:38,922 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-10-16 13:53:38,922 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:109, output treesize:13 [2020-10-16 13:53:38,937 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:38,937 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:38,938 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:38,939 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:38,940 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:38,940 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:38,948 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:38,948 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-10-16 13:53:38,948 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:58, output treesize:13 [2020-10-16 13:53:38,980 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [13816#(and (= ~my_dev~0.offset (+ |ULTIMATE.start_main_~#data~1.offset| 24)) (not (= |ULTIMATE.start_my_drv_disconnect_~#status~0.base| ~my_dev~0.base)) (= ~my_dev~0.base |ULTIMATE.start_main_~#data~1.base|))] [2020-10-16 13:53:38,980 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-16 13:53:38,981 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:38,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-16 13:53:38,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-16 13:53:38,981 INFO L87 Difference]: Start difference. First operand 111 states and 171 transitions. Second operand 9 states. [2020-10-16 13:53:39,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:39,291 INFO L93 Difference]: Finished difference Result 110 states and 169 transitions. [2020-10-16 13:53:39,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-16 13:53:39,291 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 22 [2020-10-16 13:53:39,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:39,292 INFO L225 Difference]: With dead ends: 110 [2020-10-16 13:53:39,292 INFO L226 Difference]: Without dead ends: 85 [2020-10-16 13:53:39,293 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-10-16 13:53:39,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-10-16 13:53:39,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 68. [2020-10-16 13:53:39,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2020-10-16 13:53:39,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 106 transitions. [2020-10-16 13:53:39,295 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 106 transitions. Word has length 22 [2020-10-16 13:53:39,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:39,296 INFO L481 AbstractCegarLoop]: Abstraction has 68 states and 106 transitions. [2020-10-16 13:53:39,296 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-16 13:53:39,296 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 106 transitions. [2020-10-16 13:53:39,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 13:53:39,296 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:39,296 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] [2020-10-16 13:53:39,297 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-10-16 13:53:39,297 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:39,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:39,297 INFO L82 PathProgramCache]: Analyzing trace with hash -1877323498, now seen corresponding path program 12 times [2020-10-16 13:53:39,303 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:39,303 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210499083] [2020-10-16 13:53:39,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:39,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:39,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:39,948 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210499083] [2020-10-16 13:53:39,948 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:39,948 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-16 13:53:39,949 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1448317024] [2020-10-16 13:53:39,949 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:39,954 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:39,965 INFO L258 McrAutomatonBuilder]: Finished intersection with 39 states and 54 transitions. [2020-10-16 13:53:39,966 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:39,992 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:39,993 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:39,994 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:39,995 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:39,996 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:39,997 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,053 INFO L625 ElimStorePlain]: treesize reduction 168, result has 20.4 percent of original size [2020-10-16 13:53:40,053 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:40,053 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_126| vanished before elimination [2020-10-16 13:53:40,054 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:40,054 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-16 13:53:40,054 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:331, output treesize:43 [2020-10-16 13:53:40,115 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:40,115 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,116 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:40,116 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,118 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:40,118 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,121 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:40,122 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,126 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:40,126 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,130 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:40,131 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,145 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:40,146 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-16 13:53:40,146 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:138, output treesize:32 [2020-10-16 13:53:40,186 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,187 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,190 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,191 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,194 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,196 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,197 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,261 INFO L625 ElimStorePlain]: treesize reduction 202, result has 13.7 percent of original size [2020-10-16 13:53:40,261 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_127| vanished before elimination [2020-10-16 13:53:40,261 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:40,261 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:40,261 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 9 xjuncts. [2020-10-16 13:53:40,262 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:374, output treesize:32 [2020-10-16 13:53:40,270 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,270 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,271 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,274 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,275 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,276 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,279 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,343 INFO L625 ElimStorePlain]: treesize reduction 202, result has 13.7 percent of original size [2020-10-16 13:53:40,343 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_128| vanished before elimination [2020-10-16 13:53:40,343 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:40,344 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:40,344 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 9 xjuncts. [2020-10-16 13:53:40,344 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:374, output treesize:32 [2020-10-16 13:53:40,366 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,367 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,368 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,369 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,369 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,370 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,371 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,372 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,377 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,449 INFO L625 ElimStorePlain]: treesize reduction 231, result has 15.7 percent of original size [2020-10-16 13:53:40,450 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_129| vanished before elimination [2020-10-16 13:53:40,450 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:40,450 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:40,450 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 9 xjuncts. [2020-10-16 13:53:40,451 INFO L244 ElimStorePlain]: Needed 10 recursive calls to eliminate 4 variables, input treesize:454, output treesize:43 [2020-10-16 13:53:40,469 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,470 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,471 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,472 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,473 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,474 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,475 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,476 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,477 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,549 INFO L625 ElimStorePlain]: treesize reduction 231, result has 15.7 percent of original size [2020-10-16 13:53:40,550 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:40,550 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_130| vanished before elimination [2020-10-16 13:53:40,550 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:40,550 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 9 xjuncts. [2020-10-16 13:53:40,551 INFO L244 ElimStorePlain]: Needed 10 recursive calls to eliminate 4 variables, input treesize:454, output treesize:43 [2020-10-16 13:53:40,559 INFO L603 QuantifierPusher]: Distributing 9 disjuncts over 3 conjuncts [2020-10-16 13:53:40,570 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:40,570 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,577 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:40,578 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,584 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:40,584 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,591 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:40,591 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,597 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:40,597 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,604 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:40,604 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,611 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:40,611 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,618 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:40,618 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,624 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:40,625 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,685 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:40,687 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,690 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,694 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,697 INFO L545 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,704 INFO L545 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,706 INFO L545 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,708 INFO L545 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,711 INFO L545 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,714 INFO L545 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:40,736 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:40,737 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:40,737 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_131| vanished before elimination [2020-10-16 13:53:40,738 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-2 vars, End of recursive call: 1 dim-0 vars, and 9 xjuncts. [2020-10-16 13:53:40,738 INFO L244 ElimStorePlain]: Needed 19 recursive calls to eliminate 5 variables, input treesize:348, output treesize:51 [2020-10-16 13:53:40,738 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [14085#(and (= |ULTIMATE.start_main_~#data~1.offset| 0) (= |ULTIMATE.start_main_~#data~1.base| my_callbackThread1of1ForFork1_~data~0.base) (= my_callbackThread1of1ForFork1_~data~0.offset |ULTIMATE.start_main_~#data~1.offset|) (<= 1 (select (select |#memory_int| my_callbackThread1of1ForFork1_~data~0.base) (+ my_callbackThread1of1ForFork1_~data~0.offset 28))) (<= (select (select |#memory_int| my_callbackThread1of1ForFork1_~data~0.base) (+ my_callbackThread1of1ForFork1_~data~0.offset 28)) 1) (not (= |ULTIMATE.start_my_drv_disconnect_~#status~0.base| my_callbackThread1of1ForFork1_~data~0.base)))] [2020-10-16 13:53:40,739 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-16 13:53:40,739 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:40,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-16 13:53:40,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2020-10-16 13:53:40,740 INFO L87 Difference]: Start difference. First operand 68 states and 106 transitions. Second operand 13 states. [2020-10-16 13:53:41,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:41,553 INFO L93 Difference]: Finished difference Result 94 states and 141 transitions. [2020-10-16 13:53:41,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-16 13:53:41,554 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 22 [2020-10-16 13:53:41,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:41,554 INFO L225 Difference]: With dead ends: 94 [2020-10-16 13:53:41,555 INFO L226 Difference]: Without dead ends: 77 [2020-10-16 13:53:41,555 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 8 SyntacticMatches, 8 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=68, Invalid=312, Unknown=0, NotChecked=0, Total=380 [2020-10-16 13:53:41,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2020-10-16 13:53:41,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 68. [2020-10-16 13:53:41,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2020-10-16 13:53:41,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 104 transitions. [2020-10-16 13:53:41,558 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 104 transitions. Word has length 22 [2020-10-16 13:53:41,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:41,558 INFO L481 AbstractCegarLoop]: Abstraction has 68 states and 104 transitions. [2020-10-16 13:53:41,558 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-16 13:53:41,558 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 104 transitions. [2020-10-16 13:53:41,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 13:53:41,559 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:41,559 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] [2020-10-16 13:53:41,559 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-10-16 13:53:41,559 INFO L429 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:41,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:41,560 INFO L82 PathProgramCache]: Analyzing trace with hash 280732566, now seen corresponding path program 13 times [2020-10-16 13:53:41,567 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:41,568 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938015484] [2020-10-16 13:53:41,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:41,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:42,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:42,182 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938015484] [2020-10-16 13:53:42,182 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:42,183 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-16 13:53:42,183 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1559051352] [2020-10-16 13:53:42,183 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:42,191 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:42,210 INFO L258 McrAutomatonBuilder]: Finished intersection with 43 states and 62 transitions. [2020-10-16 13:53:42,210 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:42,223 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,224 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,230 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,230 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,232 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,233 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,247 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:42,248 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_132| vanished before elimination [2020-10-16 13:53:42,248 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:42,248 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_132| vanished before elimination [2020-10-16 13:53:42,248 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-10-16 13:53:42,249 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:188, output treesize:18 [2020-10-16 13:53:42,273 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,274 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,275 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,275 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,276 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,276 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,278 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,278 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,279 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,279 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,294 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:42,295 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:42,295 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_133| vanished before elimination [2020-10-16 13:53:42,295 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_133| vanished before elimination [2020-10-16 13:53:42,295 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-10-16 13:53:42,296 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:284, output treesize:40 [2020-10-16 13:53:42,316 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,317 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,320 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,320 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,324 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,324 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,327 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,327 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,329 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,329 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,341 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:42,342 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-10-16 13:53:42,342 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 1 variables, input treesize:124, output treesize:32 [2020-10-16 13:53:42,349 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,350 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,356 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,357 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,361 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,361 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,362 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,363 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,367 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,368 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,382 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:42,382 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:42,382 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_134| vanished before elimination [2020-10-16 13:53:42,382 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_134| vanished before elimination [2020-10-16 13:53:42,382 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-16 13:53:42,383 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:290, output treesize:30 [2020-10-16 13:53:42,402 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,402 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,403 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,404 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,405 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,405 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,406 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,406 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,434 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,435 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,445 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,445 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,447 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,447 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,465 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:42,465 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_135| vanished before elimination [2020-10-16 13:53:42,466 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:42,466 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_135| vanished before elimination [2020-10-16 13:53:42,466 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-16 13:53:42,466 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:368, output treesize:41 [2020-10-16 13:53:42,491 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,492 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,493 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,493 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,495 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,495 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,496 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,496 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,501 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:42,501 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,515 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:42,516 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_136| vanished before elimination [2020-10-16 13:53:42,516 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:42,516 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_136| vanished before elimination [2020-10-16 13:53:42,516 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-16 13:53:42,517 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:290, output treesize:30 [2020-10-16 13:53:42,533 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,534 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,535 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,535 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,536 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,537 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,538 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,600 INFO L625 ElimStorePlain]: treesize reduction 187, result has 18.0 percent of original size [2020-10-16 13:53:42,600 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:42,600 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_137| vanished before elimination [2020-10-16 13:53:42,601 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:42,601 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-16 13:53:42,601 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:368, output treesize:41 [2020-10-16 13:53:42,609 INFO L603 QuantifierPusher]: Distributing 7 disjuncts over 3 conjuncts [2020-10-16 13:53:42,623 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,627 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,630 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,634 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,638 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,643 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,645 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,692 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:42,694 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,698 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,701 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,704 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,707 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,710 INFO L545 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,713 INFO L545 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,732 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:42,732 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:42,733 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:42,733 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-2 vars, End of recursive call: 1 dim-0 vars, and 7 xjuncts. [2020-10-16 13:53:42,733 INFO L244 ElimStorePlain]: Needed 15 recursive calls to eliminate 5 variables, input treesize:280, output treesize:49 [2020-10-16 13:53:42,735 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-16 13:53:42,744 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:42,747 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 13:53:42,749 INFO L545 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 13:53:42,767 INFO L625 ElimStorePlain]: treesize reduction 26, result has 54.4 percent of original size [2020-10-16 13:53:42,768 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2020-10-16 13:53:42,768 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:96, output treesize:31 [2020-10-16 13:53:42,770 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:53:42,770 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-16 13:53:42,770 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:42,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-16 13:53:42,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-10-16 13:53:42,771 INFO L87 Difference]: Start difference. First operand 68 states and 104 transitions. Second operand 12 states. [2020-10-16 13:53:43,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:43,390 INFO L93 Difference]: Finished difference Result 86 states and 125 transitions. [2020-10-16 13:53:43,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-16 13:53:43,391 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 22 [2020-10-16 13:53:43,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:43,392 INFO L225 Difference]: With dead ends: 86 [2020-10-16 13:53:43,392 INFO L226 Difference]: Without dead ends: 59 [2020-10-16 13:53:43,393 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 13 SyntacticMatches, 8 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2020-10-16 13:53:43,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2020-10-16 13:53:43,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 50. [2020-10-16 13:53:43,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2020-10-16 13:53:43,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 74 transitions. [2020-10-16 13:53:43,395 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 74 transitions. Word has length 22 [2020-10-16 13:53:43,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:43,395 INFO L481 AbstractCegarLoop]: Abstraction has 50 states and 74 transitions. [2020-10-16 13:53:43,395 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-16 13:53:43,395 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 74 transitions. [2020-10-16 13:53:43,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 13:53:43,396 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:43,396 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] [2020-10-16 13:53:43,396 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-10-16 13:53:43,396 INFO L429 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:43,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:43,396 INFO L82 PathProgramCache]: Analyzing trace with hash 779226054, now seen corresponding path program 14 times [2020-10-16 13:53:43,397 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:43,397 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269731092] [2020-10-16 13:53:43,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:43,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:44,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:44,000 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269731092] [2020-10-16 13:53:44,001 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:44,001 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-16 13:53:44,001 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2129374986] [2020-10-16 13:53:44,001 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:44,004 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:44,012 INFO L258 McrAutomatonBuilder]: Finished intersection with 34 states and 44 transitions. [2020-10-16 13:53:44,012 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:44,057 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:44,058 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,061 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:44,061 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,065 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:44,066 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,070 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:44,070 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,074 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:44,074 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,085 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:44,086 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-10-16 13:53:44,086 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 1 variables, input treesize:82, output treesize:27 [2020-10-16 13:53:44,104 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:44,104 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,108 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:44,108 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,110 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:44,110 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,113 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:44,114 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,115 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:44,115 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,126 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:44,126 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-16 13:53:44,127 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 1 variables, input treesize:105, output treesize:24 [2020-10-16 13:53:44,130 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 2 conjuncts [2020-10-16 13:53:44,132 INFO L441 ElimStorePlain]: Different costs {0=[|#pthreadsMutex|], 2=[|v_#memory_int_193|]} [2020-10-16 13:53:44,138 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:44,138 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,143 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:44,143 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,149 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:44,150 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,155 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:44,159 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,163 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-16 13:53:44,166 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,200 INFO L625 ElimStorePlain]: treesize reduction 125, result has 17.8 percent of original size [2020-10-16 13:53:44,200 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_int_193| vanished before elimination [2020-10-16 13:53:44,200 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-10-16 13:53:44,200 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 3 variables, input treesize:207, output treesize:27 [2020-10-16 13:53:44,238 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,239 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,240 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,241 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,242 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,243 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,245 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,246 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,316 INFO L625 ElimStorePlain]: treesize reduction 206, result has 15.9 percent of original size [2020-10-16 13:53:44,316 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-16 13:53:44,316 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_141| vanished before elimination [2020-10-16 13:53:44,317 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:44,317 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 8 xjuncts. [2020-10-16 13:53:44,317 INFO L244 ElimStorePlain]: Needed 9 recursive calls to eliminate 4 variables, input treesize:405, output treesize:39 [2020-10-16 13:53:44,328 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:44,328 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,329 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:44,330 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,331 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:44,331 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,332 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:44,332 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,333 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:44,333 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,334 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:44,335 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,336 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:44,336 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,338 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-16 13:53:44,338 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,356 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:44,356 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_142| vanished before elimination [2020-10-16 13:53:44,356 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:44,356 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_142| vanished before elimination [2020-10-16 13:53:44,356 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 8 xjuncts. [2020-10-16 13:53:44,357 INFO L244 ElimStorePlain]: Needed 9 recursive calls to eliminate 4 variables, input treesize:405, output treesize:39 [2020-10-16 13:53:44,365 INFO L603 QuantifierPusher]: Distributing 8 disjuncts over 3 conjuncts [2020-10-16 13:53:44,382 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:44,383 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,389 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:44,389 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,395 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:44,395 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,408 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:44,408 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,414 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:44,415 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,420 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:44,420 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,427 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:44,427 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,435 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-16 13:53:44,436 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,486 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:44,488 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,498 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,504 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,507 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,510 INFO L545 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,513 INFO L545 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,517 INFO L545 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,520 INFO L545 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2020-10-16 13:53:44,537 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 13:53:44,537 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-16 13:53:44,537 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_143| vanished before elimination [2020-10-16 13:53:44,538 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-2 vars, End of recursive call: 1 dim-0 vars, and 8 xjuncts. [2020-10-16 13:53:44,538 INFO L244 ElimStorePlain]: Needed 17 recursive calls to eliminate 5 variables, input treesize:311, output treesize:47 [2020-10-16 13:53:44,539 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [14552#(and (= |ULTIMATE.start_main_~#data~1.offset| 0) (= 0 my_callbackThread1of1ForFork0_~data~0.offset) (= (select (select |#memory_int| my_callbackThread1of1ForFork0_~data~0.base) (+ my_callbackThread1of1ForFork0_~data~0.offset 28)) 0) (not (= |ULTIMATE.start_my_drv_disconnect_~#status~0.base| my_callbackThread1of1ForFork0_~data~0.base)) (<= 24 ~my_dev~0.offset) (<= ~my_dev~0.offset 24) (= ~my_dev~0.base |ULTIMATE.start_main_~#data~1.base|) (= ~my_dev~0.base my_callbackThread1of1ForFork0_~data~0.base))] [2020-10-16 13:53:44,539 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-16 13:53:44,539 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:44,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-16 13:53:44,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2020-10-16 13:53:44,540 INFO L87 Difference]: Start difference. First operand 50 states and 74 transitions. Second operand 13 states. [2020-10-16 13:53:45,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:45,133 INFO L93 Difference]: Finished difference Result 49 states and 73 transitions. [2020-10-16 13:53:45,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-16 13:53:45,134 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 22 [2020-10-16 13:53:45,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:45,134 INFO L225 Difference]: With dead ends: 49 [2020-10-16 13:53:45,135 INFO L226 Difference]: Without dead ends: 0 [2020-10-16 13:53:45,135 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 3 SyntacticMatches, 9 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2020-10-16 13:53:45,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-16 13:53:45,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-16 13:53:45,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-16 13:53:45,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-16 13:53:45,136 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 22 [2020-10-16 13:53:45,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:45,136 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-16 13:53:45,136 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-16 13:53:45,136 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-16 13:53:45,137 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-16 13:53:45,137 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-10-16 13:53:45,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 01:53:45 BasicIcfg [2020-10-16 13:53:45,141 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-16 13:53:45,142 INFO L168 Benchmark]: Toolchain (without parser) took 46701.33 ms. Allocated memory was 139.5 MB in the beginning and 640.7 MB in the end (delta: 501.2 MB). Free memory was 98.8 MB in the beginning and 284.8 MB in the end (delta: -186.0 MB). Peak memory consumption was 315.2 MB. Max. memory is 7.1 GB. [2020-10-16 13:53:45,143 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 139.5 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-16 13:53:45,143 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1462.96 ms. Allocated memory was 139.5 MB in the beginning and 236.5 MB in the end (delta: 97.0 MB). Free memory was 98.6 MB in the beginning and 167.8 MB in the end (delta: -69.2 MB). Peak memory consumption was 77.3 MB. Max. memory is 7.1 GB. [2020-10-16 13:53:45,143 INFO L168 Benchmark]: Boogie Procedure Inliner took 174.77 ms. Allocated memory is still 236.5 MB. Free memory was 167.8 MB in the beginning and 164.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2020-10-16 13:53:45,144 INFO L168 Benchmark]: Boogie Preprocessor took 100.08 ms. Allocated memory is still 236.5 MB. Free memory was 164.8 MB in the beginning and 161.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2020-10-16 13:53:45,144 INFO L168 Benchmark]: RCFGBuilder took 828.82 ms. Allocated memory is still 236.5 MB. Free memory was 161.9 MB in the beginning and 113.9 MB in the end (delta: 48.0 MB). Peak memory consumption was 48.0 MB. Max. memory is 7.1 GB. [2020-10-16 13:53:45,144 INFO L168 Benchmark]: TraceAbstraction took 44128.08 ms. Allocated memory was 236.5 MB in the beginning and 640.7 MB in the end (delta: 404.2 MB). Free memory was 112.4 MB in the beginning and 284.8 MB in the end (delta: -172.4 MB). Peak memory consumption was 231.8 MB. Max. memory is 7.1 GB. [2020-10-16 13:53:45,146 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 139.5 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1462.96 ms. Allocated memory was 139.5 MB in the beginning and 236.5 MB in the end (delta: 97.0 MB). Free memory was 98.6 MB in the beginning and 167.8 MB in the end (delta: -69.2 MB). Peak memory consumption was 77.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 174.77 ms. Allocated memory is still 236.5 MB. Free memory was 167.8 MB in the beginning and 164.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.08 ms. Allocated memory is still 236.5 MB. Free memory was 164.8 MB in the beginning and 161.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 828.82 ms. Allocated memory is still 236.5 MB. Free memory was 161.9 MB in the beginning and 113.9 MB in the end (delta: 48.0 MB). Peak memory consumption was 48.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 44128.08 ms. Allocated memory was 236.5 MB in the beginning and 640.7 MB in the end (delta: 404.2 MB). Free memory was 112.4 MB in the beginning and 284.8 MB in the end (delta: -172.4 MB). Peak memory consumption was 231.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1400 VarBasedMoverChecksPositive, 42 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 69 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 7.9s, 150 PlacesBefore, 40 PlacesAfterwards, 154 TransitionsBefore, 38 TransitionsAfterwards, 2652 CoEnabledTransitionPairs, 7 FixpointIterations, 90 TrivialSequentialCompositions, 51 ConcurrentSequentialCompositions, 11 TrivialYvCompositions, 16 ConcurrentYvCompositions, 6 ChoiceCompositions, 174 TotalNumberOfCompositions, 6338 MoverChecksTotal - PositiveResult [Line: 1682]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1682]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1682]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1682]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1682]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1682]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 130 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 43.9s, OverallIterations: 27, TraceHistogramMax: 1, AutomataDifference: 15.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 8.0s, HoareTripleCheckerStatistics: 666 SDtfs, 827 SDslu, 2313 SDs, 0 SdLazy, 5532 SolverSat, 445 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 602 GetRequests, 152 SyntacticMatches, 95 SemanticMatches, 355 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 977 ImplicationChecksByTransitivity, 16.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=450occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 27 MinimizatonAttempts, 395 StatesRemovedByMinimization, 17 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 10.7s InterpolantComputationTime, 526 NumberOfCodeBlocks, 526 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 499 ConstructedInterpolants, 0 QuantifiedInterpolants, 226335 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 27 InterpolantComputations, 27 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...