./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/podwr000_rmo.opt_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3e503a79-b52d-4ade-9855-eca66a23e548/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3e503a79-b52d-4ade-9855-eca66a23e548/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3e503a79-b52d-4ade-9855-eca66a23e548/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3e503a79-b52d-4ade-9855-eca66a23e548/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/podwr000_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_3e503a79-b52d-4ade-9855-eca66a23e548/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3e503a79-b52d-4ade-9855-eca66a23e548/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 997e72260e6754a286f4a510b569d7771bd58960 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 07:46:34,140 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 07:46:34,141 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 07:46:34,147 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 07:46:34,147 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 07:46:34,148 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 07:46:34,149 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 07:46:34,149 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 07:46:34,150 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 07:46:34,151 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 07:46:34,151 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 07:46:34,151 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 07:46:34,152 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 07:46:34,152 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 07:46:34,153 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 07:46:34,153 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 07:46:34,154 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 07:46:34,155 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 07:46:34,156 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 07:46:34,156 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 07:46:34,157 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 07:46:34,158 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 07:46:34,159 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 07:46:34,159 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 07:46:34,159 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 07:46:34,159 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 07:46:34,160 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 07:46:34,160 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 07:46:34,161 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 07:46:34,161 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 07:46:34,161 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 07:46:34,162 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 07:46:34,162 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 07:46:34,162 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 07:46:34,162 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 07:46:34,163 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 07:46:34,163 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3e503a79-b52d-4ade-9855-eca66a23e548/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-01 07:46:34,170 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 07:46:34,170 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 07:46:34,170 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 07:46:34,170 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-01 07:46:34,171 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 07:46:34,171 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 07:46:34,171 INFO L133 SettingsManager]: * Use SBE=true [2018-12-01 07:46:34,171 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 07:46:34,171 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 07:46:34,171 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 07:46:34,171 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 07:46:34,171 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 07:46:34,171 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 07:46:34,172 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 07:46:34,172 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 07:46:34,172 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 07:46:34,172 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 07:46:34,172 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 07:46:34,172 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 07:46:34,172 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 07:46:34,172 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-01 07:46:34,172 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 07:46:34,172 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-01 07:46:34,172 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-01 07:46:34,173 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 07:46:34,173 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 07:46:34,173 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 07:46:34,173 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-01 07:46:34,173 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 07:46:34,173 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 07:46:34,173 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_3e503a79-b52d-4ade-9855-eca66a23e548/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 997e72260e6754a286f4a510b569d7771bd58960 [2018-12-01 07:46:34,191 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 07:46:34,199 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 07:46:34,202 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 07:46:34,203 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 07:46:34,203 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 07:46:34,204 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3e503a79-b52d-4ade-9855-eca66a23e548/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-wmm/podwr000_rmo.opt_false-unreach-call.i [2018-12-01 07:46:34,241 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3e503a79-b52d-4ade-9855-eca66a23e548/bin-2019/uautomizer/data/f39441cf4/fcf2e80eb86748069be4ba6051b2a6c0/FLAG056a7a8ff [2018-12-01 07:46:34,712 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 07:46:34,712 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3e503a79-b52d-4ade-9855-eca66a23e548/sv-benchmarks/c/pthread-wmm/podwr000_rmo.opt_false-unreach-call.i [2018-12-01 07:46:34,720 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3e503a79-b52d-4ade-9855-eca66a23e548/bin-2019/uautomizer/data/f39441cf4/fcf2e80eb86748069be4ba6051b2a6c0/FLAG056a7a8ff [2018-12-01 07:46:34,729 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3e503a79-b52d-4ade-9855-eca66a23e548/bin-2019/uautomizer/data/f39441cf4/fcf2e80eb86748069be4ba6051b2a6c0 [2018-12-01 07:46:34,730 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 07:46:34,731 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 07:46:34,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 07:46:34,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 07:46:34,734 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 07:46:34,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:46:34" (1/1) ... [2018-12-01 07:46:34,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ca176b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:46:34, skipping insertion in model container [2018-12-01 07:46:34,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:46:34" (1/1) ... [2018-12-01 07:46:34,740 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 07:46:34,761 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 07:46:34,936 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 07:46:34,943 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 07:46:35,025 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 07:46:35,056 INFO L195 MainTranslator]: Completed translation [2018-12-01 07:46:35,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:46:35 WrapperNode [2018-12-01 07:46:35,056 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 07:46:35,056 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 07:46:35,057 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 07:46:35,057 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 07:46:35,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:46:35" (1/1) ... [2018-12-01 07:46:35,072 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:46:35" (1/1) ... [2018-12-01 07:46:35,087 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 07:46:35,088 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 07:46:35,088 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 07:46:35,088 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 07:46:35,094 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:46:35" (1/1) ... [2018-12-01 07:46:35,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:46:35" (1/1) ... [2018-12-01 07:46:35,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:46:35" (1/1) ... [2018-12-01 07:46:35,097 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:46:35" (1/1) ... [2018-12-01 07:46:35,103 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:46:35" (1/1) ... [2018-12-01 07:46:35,105 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:46:35" (1/1) ... [2018-12-01 07:46:35,106 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:46:35" (1/1) ... [2018-12-01 07:46:35,109 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 07:46:35,109 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 07:46:35,109 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 07:46:35,109 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 07:46:35,110 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:46:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3e503a79-b52d-4ade-9855-eca66a23e548/bin-2019/uautomizer/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 [2018-12-01 07:46:35,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 07:46:35,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-01 07:46:35,145 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-01 07:46:35,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 07:46:35,145 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-12-01 07:46:35,145 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-12-01 07:46:35,145 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-12-01 07:46:35,145 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-12-01 07:46:35,145 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-01 07:46:35,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 07:46:35,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 07:46:35,146 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-01 07:46:35,467 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 07:46:35,467 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-01 07:46:35,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:46:35 BoogieIcfgContainer [2018-12-01 07:46:35,468 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 07:46:35,468 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-01 07:46:35,468 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-01 07:46:35,471 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-01 07:46:35,471 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 07:46:34" (1/3) ... [2018-12-01 07:46:35,472 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f832a81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 07:46:35, skipping insertion in model container [2018-12-01 07:46:35,472 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:46:35" (2/3) ... [2018-12-01 07:46:35,472 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f832a81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 07:46:35, skipping insertion in model container [2018-12-01 07:46:35,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:46:35" (3/3) ... [2018-12-01 07:46:35,474 INFO L112 eAbstractionObserver]: Analyzing ICFG podwr000_rmo.opt_false-unreach-call.i [2018-12-01 07:46:35,502 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,502 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,502 WARN L317 ript$VariableManager]: TermVariabe Thread0_P0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,502 WARN L317 ript$VariableManager]: TermVariabe Thread0_P0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,502 WARN L317 ript$VariableManager]: TermVariabe Thread0_P0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,502 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,503 WARN L317 ript$VariableManager]: TermVariabe Thread0_P0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,503 WARN L317 ript$VariableManager]: TermVariabe Thread0_P0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,503 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,503 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,504 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,504 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,504 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,504 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,504 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,504 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,505 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,505 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,505 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,505 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,505 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,506 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,506 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,506 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,506 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,506 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,506 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,506 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,507 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,507 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,507 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,507 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,507 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~nondet9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,507 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~nondet9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,507 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,508 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,508 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~nondet9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,508 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~nondet9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,509 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,509 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,509 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,509 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet10.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,509 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,509 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet10.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,509 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,509 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet10.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,510 WARN L317 ript$VariableManager]: TermVariabe Thread1_P1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,510 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,510 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet10.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,510 WARN L317 ript$VariableManager]: TermVariabe Thread1_P1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,510 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,510 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,511 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,511 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,511 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,511 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,511 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,511 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,511 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,512 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,512 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,512 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,512 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,512 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,512 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,512 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,513 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,513 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,513 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,513 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,513 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,513 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,514 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,514 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,514 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,514 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,514 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,514 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,514 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,515 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,515 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,515 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,515 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,515 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,515 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,515 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,516 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,516 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,516 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,516 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,516 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,516 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,516 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,517 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,517 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,517 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,517 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,517 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,517 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,517 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,518 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,518 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,518 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,518 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,518 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,518 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,518 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,519 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,519 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,519 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,519 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,519 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,519 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,520 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,520 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,520 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,520 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,520 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,520 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,520 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,520 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,521 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,521 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,521 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,521 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,521 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,521 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,522 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,522 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,522 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,522 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,522 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,522 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,522 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,523 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,523 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,523 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,523 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,523 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,523 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,524 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,524 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,524 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,524 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,524 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,524 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,525 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,525 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,525 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,525 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,525 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,525 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,525 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,526 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,526 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,526 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,526 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,526 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,526 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,526 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,526 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,527 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,527 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,527 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 07:46:35,531 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-01 07:46:35,531 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-01 07:46:35,538 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-12-01 07:46:35,548 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-12-01 07:46:35,563 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-01 07:46:35,564 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-01 07:46:35,564 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-01 07:46:35,564 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-01 07:46:35,564 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-01 07:46:35,564 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-01 07:46:35,564 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-01 07:46:35,564 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-01 07:46:35,565 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-01 07:46:35,574 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 142places, 180 transitions [2018-12-01 07:46:37,165 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 34806 states. [2018-12-01 07:46:37,167 INFO L276 IsEmpty]: Start isEmpty. Operand 34806 states. [2018-12-01 07:46:37,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 07:46:37,172 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:37,173 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:37,175 INFO L423 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:37,180 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:37,180 INFO L82 PathProgramCache]: Analyzing trace with hash -454041356, now seen corresponding path program 1 times [2018-12-01 07:46:37,181 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:37,181 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:37,217 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:37,218 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:37,218 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:37,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:37,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:37,321 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:37,321 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-01 07:46:37,323 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-01 07:46:37,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-01 07:46:37,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-01 07:46:37,333 INFO L87 Difference]: Start difference. First operand 34806 states. Second operand 4 states. [2018-12-01 07:46:37,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:37,829 INFO L93 Difference]: Finished difference Result 60790 states and 234493 transitions. [2018-12-01 07:46:37,829 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-01 07:46:37,830 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2018-12-01 07:46:37,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:37,983 INFO L225 Difference]: With dead ends: 60790 [2018-12-01 07:46:37,983 INFO L226 Difference]: Without dead ends: 44270 [2018-12-01 07:46:37,984 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-01 07:46:38,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44270 states. [2018-12-01 07:46:38,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44270 to 27338. [2018-12-01 07:46:38,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27338 states. [2018-12-01 07:46:38,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27338 states to 27338 states and 105499 transitions. [2018-12-01 07:46:38,758 INFO L78 Accepts]: Start accepts. Automaton has 27338 states and 105499 transitions. Word has length 33 [2018-12-01 07:46:38,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:38,759 INFO L480 AbstractCegarLoop]: Abstraction has 27338 states and 105499 transitions. [2018-12-01 07:46:38,759 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-01 07:46:38,759 INFO L276 IsEmpty]: Start isEmpty. Operand 27338 states and 105499 transitions. [2018-12-01 07:46:38,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-01 07:46:38,766 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:38,766 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:38,767 INFO L423 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:38,767 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:38,767 INFO L82 PathProgramCache]: Analyzing trace with hash 1863363909, now seen corresponding path program 1 times [2018-12-01 07:46:38,767 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:38,767 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:38,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:38,771 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:38,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:38,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:38,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:38,829 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:38,830 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-01 07:46:38,830 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-01 07:46:38,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-01 07:46:38,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-01 07:46:38,831 INFO L87 Difference]: Start difference. First operand 27338 states and 105499 transitions. Second operand 4 states. [2018-12-01 07:46:38,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:38,897 INFO L93 Difference]: Finished difference Result 8528 states and 28344 transitions. [2018-12-01 07:46:38,897 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-01 07:46:38,897 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 45 [2018-12-01 07:46:38,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:38,911 INFO L225 Difference]: With dead ends: 8528 [2018-12-01 07:46:38,911 INFO L226 Difference]: Without dead ends: 7466 [2018-12-01 07:46:38,911 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-01 07:46:38,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7466 states. [2018-12-01 07:46:38,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7466 to 7466. [2018-12-01 07:46:38,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7466 states. [2018-12-01 07:46:38,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7466 states to 7466 states and 24636 transitions. [2018-12-01 07:46:38,994 INFO L78 Accepts]: Start accepts. Automaton has 7466 states and 24636 transitions. Word has length 45 [2018-12-01 07:46:38,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:38,994 INFO L480 AbstractCegarLoop]: Abstraction has 7466 states and 24636 transitions. [2018-12-01 07:46:38,995 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-01 07:46:38,995 INFO L276 IsEmpty]: Start isEmpty. Operand 7466 states and 24636 transitions. [2018-12-01 07:46:38,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-01 07:46:38,995 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:38,996 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:38,996 INFO L423 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:38,996 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:38,996 INFO L82 PathProgramCache]: Analyzing trace with hash 591681941, now seen corresponding path program 1 times [2018-12-01 07:46:38,996 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:38,996 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:38,998 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:38,998 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:38,998 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:39,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:39,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:39,049 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:39,049 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-01 07:46:39,049 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-01 07:46:39,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-01 07:46:39,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-01 07:46:39,050 INFO L87 Difference]: Start difference. First operand 7466 states and 24636 transitions. Second operand 5 states. [2018-12-01 07:46:39,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:39,261 INFO L93 Difference]: Finished difference Result 13998 states and 45805 transitions. [2018-12-01 07:46:39,261 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-01 07:46:39,261 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 46 [2018-12-01 07:46:39,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:39,300 INFO L225 Difference]: With dead ends: 13998 [2018-12-01 07:46:39,300 INFO L226 Difference]: Without dead ends: 13930 [2018-12-01 07:46:39,301 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-01 07:46:39,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13930 states. [2018-12-01 07:46:39,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13930 to 9441. [2018-12-01 07:46:39,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9441 states. [2018-12-01 07:46:39,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9441 states to 9441 states and 30542 transitions. [2018-12-01 07:46:39,432 INFO L78 Accepts]: Start accepts. Automaton has 9441 states and 30542 transitions. Word has length 46 [2018-12-01 07:46:39,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:39,432 INFO L480 AbstractCegarLoop]: Abstraction has 9441 states and 30542 transitions. [2018-12-01 07:46:39,432 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-01 07:46:39,432 INFO L276 IsEmpty]: Start isEmpty. Operand 9441 states and 30542 transitions. [2018-12-01 07:46:39,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-01 07:46:39,433 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:39,433 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:39,434 INFO L423 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:39,434 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:39,434 INFO L82 PathProgramCache]: Analyzing trace with hash -1652121253, now seen corresponding path program 1 times [2018-12-01 07:46:39,434 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:39,434 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:39,435 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:39,435 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:39,435 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:39,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:39,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:39,538 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:39,538 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-01 07:46:39,539 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-01 07:46:39,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-01 07:46:39,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-01 07:46:39,539 INFO L87 Difference]: Start difference. First operand 9441 states and 30542 transitions. Second operand 3 states. [2018-12-01 07:46:39,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:39,616 INFO L93 Difference]: Finished difference Result 13279 states and 42641 transitions. [2018-12-01 07:46:39,616 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-01 07:46:39,616 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-12-01 07:46:39,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:39,632 INFO L225 Difference]: With dead ends: 13279 [2018-12-01 07:46:39,632 INFO L226 Difference]: Without dead ends: 13279 [2018-12-01 07:46:39,633 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-01 07:46:39,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13279 states. [2018-12-01 07:46:39,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13279 to 9845. [2018-12-01 07:46:39,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9845 states. [2018-12-01 07:46:39,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9845 states to 9845 states and 31508 transitions. [2018-12-01 07:46:39,762 INFO L78 Accepts]: Start accepts. Automaton has 9845 states and 31508 transitions. Word has length 48 [2018-12-01 07:46:39,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:39,763 INFO L480 AbstractCegarLoop]: Abstraction has 9845 states and 31508 transitions. [2018-12-01 07:46:39,763 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-01 07:46:39,763 INFO L276 IsEmpty]: Start isEmpty. Operand 9845 states and 31508 transitions. [2018-12-01 07:46:39,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-01 07:46:39,764 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:39,764 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:39,764 INFO L423 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:39,764 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:39,764 INFO L82 PathProgramCache]: Analyzing trace with hash -164023066, now seen corresponding path program 1 times [2018-12-01 07:46:39,765 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:39,765 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:39,766 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:39,766 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:39,766 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:39,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:39,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:39,839 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:39,839 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-01 07:46:39,839 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-01 07:46:39,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-01 07:46:39,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-01 07:46:39,839 INFO L87 Difference]: Start difference. First operand 9845 states and 31508 transitions. Second operand 7 states. [2018-12-01 07:46:40,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:40,237 INFO L93 Difference]: Finished difference Result 12285 states and 38673 transitions. [2018-12-01 07:46:40,237 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-01 07:46:40,237 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-12-01 07:46:40,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:40,250 INFO L225 Difference]: With dead ends: 12285 [2018-12-01 07:46:40,251 INFO L226 Difference]: Without dead ends: 12213 [2018-12-01 07:46:40,251 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2018-12-01 07:46:40,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12213 states. [2018-12-01 07:46:40,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12213 to 10849. [2018-12-01 07:46:40,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10849 states. [2018-12-01 07:46:40,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10849 states to 10849 states and 34563 transitions. [2018-12-01 07:46:40,369 INFO L78 Accepts]: Start accepts. Automaton has 10849 states and 34563 transitions. Word has length 52 [2018-12-01 07:46:40,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:40,369 INFO L480 AbstractCegarLoop]: Abstraction has 10849 states and 34563 transitions. [2018-12-01 07:46:40,369 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-01 07:46:40,369 INFO L276 IsEmpty]: Start isEmpty. Operand 10849 states and 34563 transitions. [2018-12-01 07:46:40,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 07:46:40,372 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:40,373 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:40,373 INFO L423 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:40,373 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:40,373 INFO L82 PathProgramCache]: Analyzing trace with hash 317195842, now seen corresponding path program 1 times [2018-12-01 07:46:40,373 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:40,373 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:40,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:40,374 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:40,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:40,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:40,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:40,431 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:40,431 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-01 07:46:40,431 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-01 07:46:40,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-01 07:46:40,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-01 07:46:40,431 INFO L87 Difference]: Start difference. First operand 10849 states and 34563 transitions. Second operand 4 states. [2018-12-01 07:46:40,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:40,507 INFO L93 Difference]: Finished difference Result 12396 states and 39572 transitions. [2018-12-01 07:46:40,507 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-01 07:46:40,507 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2018-12-01 07:46:40,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:40,521 INFO L225 Difference]: With dead ends: 12396 [2018-12-01 07:46:40,521 INFO L226 Difference]: Without dead ends: 12396 [2018-12-01 07:46:40,522 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-01 07:46:40,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12396 states. [2018-12-01 07:46:40,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12396 to 11369. [2018-12-01 07:46:40,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11369 states. [2018-12-01 07:46:40,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11369 states to 11369 states and 36236 transitions. [2018-12-01 07:46:40,651 INFO L78 Accepts]: Start accepts. Automaton has 11369 states and 36236 transitions. Word has length 60 [2018-12-01 07:46:40,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:40,651 INFO L480 AbstractCegarLoop]: Abstraction has 11369 states and 36236 transitions. [2018-12-01 07:46:40,652 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-01 07:46:40,652 INFO L276 IsEmpty]: Start isEmpty. Operand 11369 states and 36236 transitions. [2018-12-01 07:46:40,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 07:46:40,656 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:40,656 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:40,656 INFO L423 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:40,657 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:40,657 INFO L82 PathProgramCache]: Analyzing trace with hash 2060006177, now seen corresponding path program 1 times [2018-12-01 07:46:40,657 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:40,657 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:40,658 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:40,658 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:40,659 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:40,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:40,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:40,731 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:40,731 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-01 07:46:40,731 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 07:46:40,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 07:46:40,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-01 07:46:40,732 INFO L87 Difference]: Start difference. First operand 11369 states and 36236 transitions. Second operand 6 states. [2018-12-01 07:46:41,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:41,022 INFO L93 Difference]: Finished difference Result 20969 states and 66486 transitions. [2018-12-01 07:46:41,022 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-01 07:46:41,022 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2018-12-01 07:46:41,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:41,049 INFO L225 Difference]: With dead ends: 20969 [2018-12-01 07:46:41,049 INFO L226 Difference]: Without dead ends: 20898 [2018-12-01 07:46:41,049 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2018-12-01 07:46:41,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20898 states. [2018-12-01 07:46:41,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20898 to 13755. [2018-12-01 07:46:41,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13755 states. [2018-12-01 07:46:41,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13755 states to 13755 states and 43280 transitions. [2018-12-01 07:46:41,307 INFO L78 Accepts]: Start accepts. Automaton has 13755 states and 43280 transitions. Word has length 60 [2018-12-01 07:46:41,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:41,307 INFO L480 AbstractCegarLoop]: Abstraction has 13755 states and 43280 transitions. [2018-12-01 07:46:41,307 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 07:46:41,307 INFO L276 IsEmpty]: Start isEmpty. Operand 13755 states and 43280 transitions. [2018-12-01 07:46:41,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-01 07:46:41,312 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:41,312 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:41,312 INFO L423 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:41,312 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:41,312 INFO L82 PathProgramCache]: Analyzing trace with hash 1699576415, now seen corresponding path program 1 times [2018-12-01 07:46:41,312 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:41,312 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:41,314 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:41,314 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:41,314 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:41,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:41,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:41,361 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:41,361 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-01 07:46:41,361 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-01 07:46:41,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-01 07:46:41,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-01 07:46:41,362 INFO L87 Difference]: Start difference. First operand 13755 states and 43280 transitions. Second operand 4 states. [2018-12-01 07:46:41,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:41,547 INFO L93 Difference]: Finished difference Result 17635 states and 54585 transitions. [2018-12-01 07:46:41,547 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-01 07:46:41,547 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 64 [2018-12-01 07:46:41,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:41,567 INFO L225 Difference]: With dead ends: 17635 [2018-12-01 07:46:41,567 INFO L226 Difference]: Without dead ends: 17635 [2018-12-01 07:46:41,568 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-01 07:46:41,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17635 states. [2018-12-01 07:46:41,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17635 to 15793. [2018-12-01 07:46:41,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15793 states. [2018-12-01 07:46:41,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15793 states to 15793 states and 49131 transitions. [2018-12-01 07:46:41,741 INFO L78 Accepts]: Start accepts. Automaton has 15793 states and 49131 transitions. Word has length 64 [2018-12-01 07:46:41,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:41,741 INFO L480 AbstractCegarLoop]: Abstraction has 15793 states and 49131 transitions. [2018-12-01 07:46:41,742 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-01 07:46:41,742 INFO L276 IsEmpty]: Start isEmpty. Operand 15793 states and 49131 transitions. [2018-12-01 07:46:41,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-01 07:46:41,747 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:41,747 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:41,747 INFO L423 AbstractCegarLoop]: === Iteration 9 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:41,747 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:41,747 INFO L82 PathProgramCache]: Analyzing trace with hash -377632928, now seen corresponding path program 1 times [2018-12-01 07:46:41,748 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:41,748 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:41,749 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:41,749 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:41,749 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:41,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:41,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:41,780 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:41,781 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-01 07:46:41,781 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-01 07:46:41,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-01 07:46:41,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-01 07:46:41,781 INFO L87 Difference]: Start difference. First operand 15793 states and 49131 transitions. Second operand 3 states. [2018-12-01 07:46:41,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:41,931 INFO L93 Difference]: Finished difference Result 16385 states and 50738 transitions. [2018-12-01 07:46:41,931 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-01 07:46:41,931 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2018-12-01 07:46:41,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:41,950 INFO L225 Difference]: With dead ends: 16385 [2018-12-01 07:46:41,950 INFO L226 Difference]: Without dead ends: 16385 [2018-12-01 07:46:41,950 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-01 07:46:41,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16385 states. [2018-12-01 07:46:42,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16385 to 16109. [2018-12-01 07:46:42,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16109 states. [2018-12-01 07:46:42,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16109 states to 16109 states and 49981 transitions. [2018-12-01 07:46:42,124 INFO L78 Accepts]: Start accepts. Automaton has 16109 states and 49981 transitions. Word has length 64 [2018-12-01 07:46:42,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:42,125 INFO L480 AbstractCegarLoop]: Abstraction has 16109 states and 49981 transitions. [2018-12-01 07:46:42,125 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-01 07:46:42,125 INFO L276 IsEmpty]: Start isEmpty. Operand 16109 states and 49981 transitions. [2018-12-01 07:46:42,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-01 07:46:42,131 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:42,131 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:42,131 INFO L423 AbstractCegarLoop]: === Iteration 10 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:42,132 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:42,132 INFO L82 PathProgramCache]: Analyzing trace with hash 1938632710, now seen corresponding path program 1 times [2018-12-01 07:46:42,132 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:42,132 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:42,133 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:42,133 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:42,134 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:42,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:42,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:42,190 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:42,190 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-01 07:46:42,190 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 07:46:42,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 07:46:42,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-01 07:46:42,191 INFO L87 Difference]: Start difference. First operand 16109 states and 49981 transitions. Second operand 6 states. [2018-12-01 07:46:42,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:42,986 INFO L93 Difference]: Finished difference Result 19821 states and 60437 transitions. [2018-12-01 07:46:42,986 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-01 07:46:42,986 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 66 [2018-12-01 07:46:42,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:43,006 INFO L225 Difference]: With dead ends: 19821 [2018-12-01 07:46:43,007 INFO L226 Difference]: Without dead ends: 19821 [2018-12-01 07:46:43,007 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-12-01 07:46:43,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19821 states. [2018-12-01 07:46:43,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19821 to 18617. [2018-12-01 07:46:43,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18617 states. [2018-12-01 07:46:43,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18617 states to 18617 states and 57217 transitions. [2018-12-01 07:46:43,202 INFO L78 Accepts]: Start accepts. Automaton has 18617 states and 57217 transitions. Word has length 66 [2018-12-01 07:46:43,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:43,202 INFO L480 AbstractCegarLoop]: Abstraction has 18617 states and 57217 transitions. [2018-12-01 07:46:43,202 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 07:46:43,203 INFO L276 IsEmpty]: Start isEmpty. Operand 18617 states and 57217 transitions. [2018-12-01 07:46:43,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-01 07:46:43,209 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:43,209 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:43,210 INFO L423 AbstractCegarLoop]: === Iteration 11 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:43,210 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:43,210 INFO L82 PathProgramCache]: Analyzing trace with hash -138576633, now seen corresponding path program 1 times [2018-12-01 07:46:43,210 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:43,210 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:43,211 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:43,211 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:43,211 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:43,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:43,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:43,281 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:43,281 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-01 07:46:43,281 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 07:46:43,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 07:46:43,281 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-01 07:46:43,282 INFO L87 Difference]: Start difference. First operand 18617 states and 57217 transitions. Second operand 6 states. [2018-12-01 07:46:43,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:43,551 INFO L93 Difference]: Finished difference Result 21449 states and 63626 transitions. [2018-12-01 07:46:43,552 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-01 07:46:43,552 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 66 [2018-12-01 07:46:43,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:43,573 INFO L225 Difference]: With dead ends: 21449 [2018-12-01 07:46:43,573 INFO L226 Difference]: Without dead ends: 21449 [2018-12-01 07:46:43,574 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2018-12-01 07:46:43,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21449 states. [2018-12-01 07:46:43,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21449 to 19133. [2018-12-01 07:46:43,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19133 states. [2018-12-01 07:46:43,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19133 states to 19133 states and 57764 transitions. [2018-12-01 07:46:43,783 INFO L78 Accepts]: Start accepts. Automaton has 19133 states and 57764 transitions. Word has length 66 [2018-12-01 07:46:43,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:43,783 INFO L480 AbstractCegarLoop]: Abstraction has 19133 states and 57764 transitions. [2018-12-01 07:46:43,783 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 07:46:43,783 INFO L276 IsEmpty]: Start isEmpty. Operand 19133 states and 57764 transitions. [2018-12-01 07:46:43,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-01 07:46:43,791 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:43,791 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:43,791 INFO L423 AbstractCegarLoop]: === Iteration 12 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:43,791 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:43,791 INFO L82 PathProgramCache]: Analyzing trace with hash 72774280, now seen corresponding path program 1 times [2018-12-01 07:46:43,791 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:43,791 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:43,792 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:43,792 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:43,793 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:43,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:43,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:43,849 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:43,849 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-01 07:46:43,849 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-01 07:46:43,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-01 07:46:43,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-01 07:46:43,850 INFO L87 Difference]: Start difference. First operand 19133 states and 57764 transitions. Second operand 5 states. [2018-12-01 07:46:44,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:44,071 INFO L93 Difference]: Finished difference Result 25024 states and 75018 transitions. [2018-12-01 07:46:44,072 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-01 07:46:44,072 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 66 [2018-12-01 07:46:44,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:44,100 INFO L225 Difference]: With dead ends: 25024 [2018-12-01 07:46:44,100 INFO L226 Difference]: Without dead ends: 25024 [2018-12-01 07:46:44,100 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-12-01 07:46:44,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25024 states. [2018-12-01 07:46:44,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25024 to 22709. [2018-12-01 07:46:44,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22709 states. [2018-12-01 07:46:44,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22709 states to 22709 states and 68032 transitions. [2018-12-01 07:46:44,357 INFO L78 Accepts]: Start accepts. Automaton has 22709 states and 68032 transitions. Word has length 66 [2018-12-01 07:46:44,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:44,357 INFO L480 AbstractCegarLoop]: Abstraction has 22709 states and 68032 transitions. [2018-12-01 07:46:44,357 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-01 07:46:44,357 INFO L276 IsEmpty]: Start isEmpty. Operand 22709 states and 68032 transitions. [2018-12-01 07:46:44,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-01 07:46:44,365 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:44,365 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:44,365 INFO L423 AbstractCegarLoop]: === Iteration 13 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:44,365 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:44,365 INFO L82 PathProgramCache]: Analyzing trace with hash -437759897, now seen corresponding path program 1 times [2018-12-01 07:46:44,365 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:44,366 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:44,366 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:44,367 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:44,367 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:44,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:44,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:44,406 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:44,406 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-01 07:46:44,407 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-01 07:46:44,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-01 07:46:44,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-12-01 07:46:44,407 INFO L87 Difference]: Start difference. First operand 22709 states and 68032 transitions. Second operand 5 states. [2018-12-01 07:46:44,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:44,447 INFO L93 Difference]: Finished difference Result 7837 states and 18946 transitions. [2018-12-01 07:46:44,448 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-01 07:46:44,448 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 66 [2018-12-01 07:46:44,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:44,452 INFO L225 Difference]: With dead ends: 7837 [2018-12-01 07:46:44,452 INFO L226 Difference]: Without dead ends: 6355 [2018-12-01 07:46:44,453 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-12-01 07:46:44,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6355 states. [2018-12-01 07:46:44,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6355 to 5703. [2018-12-01 07:46:44,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5703 states. [2018-12-01 07:46:44,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5703 states to 5703 states and 13364 transitions. [2018-12-01 07:46:44,497 INFO L78 Accepts]: Start accepts. Automaton has 5703 states and 13364 transitions. Word has length 66 [2018-12-01 07:46:44,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:44,497 INFO L480 AbstractCegarLoop]: Abstraction has 5703 states and 13364 transitions. [2018-12-01 07:46:44,497 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-01 07:46:44,497 INFO L276 IsEmpty]: Start isEmpty. Operand 5703 states and 13364 transitions. [2018-12-01 07:46:44,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-01 07:46:44,500 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:44,500 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:44,500 INFO L423 AbstractCegarLoop]: === Iteration 14 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:44,501 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:44,501 INFO L82 PathProgramCache]: Analyzing trace with hash 890203314, now seen corresponding path program 1 times [2018-12-01 07:46:44,501 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:44,501 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:44,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:44,502 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:44,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:44,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:44,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:44,523 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:44,523 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-01 07:46:44,524 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-01 07:46:44,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-01 07:46:44,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-01 07:46:44,524 INFO L87 Difference]: Start difference. First operand 5703 states and 13364 transitions. Second operand 3 states. [2018-12-01 07:46:44,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:44,549 INFO L93 Difference]: Finished difference Result 7505 states and 17450 transitions. [2018-12-01 07:46:44,550 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-01 07:46:44,550 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 66 [2018-12-01 07:46:44,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:44,555 INFO L225 Difference]: With dead ends: 7505 [2018-12-01 07:46:44,555 INFO L226 Difference]: Without dead ends: 7505 [2018-12-01 07:46:44,555 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-01 07:46:44,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7505 states. [2018-12-01 07:46:44,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7505 to 5642. [2018-12-01 07:46:44,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5642 states. [2018-12-01 07:46:44,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5642 states to 5642 states and 12904 transitions. [2018-12-01 07:46:44,614 INFO L78 Accepts]: Start accepts. Automaton has 5642 states and 12904 transitions. Word has length 66 [2018-12-01 07:46:44,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:44,614 INFO L480 AbstractCegarLoop]: Abstraction has 5642 states and 12904 transitions. [2018-12-01 07:46:44,614 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-01 07:46:44,614 INFO L276 IsEmpty]: Start isEmpty. Operand 5642 states and 12904 transitions. [2018-12-01 07:46:44,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-01 07:46:44,619 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:44,619 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:44,619 INFO L423 AbstractCegarLoop]: === Iteration 15 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:44,620 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:44,620 INFO L82 PathProgramCache]: Analyzing trace with hash 1181781029, now seen corresponding path program 1 times [2018-12-01 07:46:44,620 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:44,620 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:44,621 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:44,621 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:44,621 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:44,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:44,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:44,653 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:44,653 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-01 07:46:44,653 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-01 07:46:44,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-01 07:46:44,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-01 07:46:44,654 INFO L87 Difference]: Start difference. First operand 5642 states and 12904 transitions. Second operand 5 states. [2018-12-01 07:46:44,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:44,819 INFO L93 Difference]: Finished difference Result 6806 states and 15528 transitions. [2018-12-01 07:46:44,819 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-01 07:46:44,819 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 72 [2018-12-01 07:46:44,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:44,823 INFO L225 Difference]: With dead ends: 6806 [2018-12-01 07:46:44,823 INFO L226 Difference]: Without dead ends: 6806 [2018-12-01 07:46:44,823 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-01 07:46:44,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6806 states. [2018-12-01 07:46:44,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6806 to 6086. [2018-12-01 07:46:44,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6086 states. [2018-12-01 07:46:44,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6086 states to 6086 states and 13908 transitions. [2018-12-01 07:46:44,879 INFO L78 Accepts]: Start accepts. Automaton has 6086 states and 13908 transitions. Word has length 72 [2018-12-01 07:46:44,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:44,879 INFO L480 AbstractCegarLoop]: Abstraction has 6086 states and 13908 transitions. [2018-12-01 07:46:44,879 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-01 07:46:44,879 INFO L276 IsEmpty]: Start isEmpty. Operand 6086 states and 13908 transitions. [2018-12-01 07:46:44,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-01 07:46:44,883 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:44,883 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:44,883 INFO L423 AbstractCegarLoop]: === Iteration 16 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:44,883 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:44,884 INFO L82 PathProgramCache]: Analyzing trace with hash -1370375932, now seen corresponding path program 1 times [2018-12-01 07:46:44,884 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:44,884 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:44,885 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:44,885 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:44,885 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:44,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:44,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:44,981 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:44,981 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-01 07:46:44,982 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-01 07:46:44,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-01 07:46:44,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-12-01 07:46:44,982 INFO L87 Difference]: Start difference. First operand 6086 states and 13908 transitions. Second operand 9 states. [2018-12-01 07:46:45,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:45,267 INFO L93 Difference]: Finished difference Result 8112 states and 18389 transitions. [2018-12-01 07:46:45,267 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-01 07:46:45,268 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 72 [2018-12-01 07:46:45,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:45,273 INFO L225 Difference]: With dead ends: 8112 [2018-12-01 07:46:45,273 INFO L226 Difference]: Without dead ends: 7993 [2018-12-01 07:46:45,273 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-12-01 07:46:45,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7993 states. [2018-12-01 07:46:45,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7993 to 6183. [2018-12-01 07:46:45,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6183 states. [2018-12-01 07:46:45,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6183 states to 6183 states and 14001 transitions. [2018-12-01 07:46:45,321 INFO L78 Accepts]: Start accepts. Automaton has 6183 states and 14001 transitions. Word has length 72 [2018-12-01 07:46:45,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:45,322 INFO L480 AbstractCegarLoop]: Abstraction has 6183 states and 14001 transitions. [2018-12-01 07:46:45,322 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-01 07:46:45,322 INFO L276 IsEmpty]: Start isEmpty. Operand 6183 states and 14001 transitions. [2018-12-01 07:46:45,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-01 07:46:45,327 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:45,327 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:45,327 INFO L423 AbstractCegarLoop]: === Iteration 17 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:45,327 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:45,327 INFO L82 PathProgramCache]: Analyzing trace with hash 641730713, now seen corresponding path program 1 times [2018-12-01 07:46:45,327 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:45,327 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:45,328 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:45,328 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:45,328 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:45,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:45,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:45,366 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:45,366 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-01 07:46:45,366 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-01 07:46:45,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-01 07:46:45,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-01 07:46:45,366 INFO L87 Difference]: Start difference. First operand 6183 states and 14001 transitions. Second operand 4 states. [2018-12-01 07:46:45,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:45,536 INFO L93 Difference]: Finished difference Result 9854 states and 22232 transitions. [2018-12-01 07:46:45,536 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-01 07:46:45,536 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 91 [2018-12-01 07:46:45,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:45,542 INFO L225 Difference]: With dead ends: 9854 [2018-12-01 07:46:45,542 INFO L226 Difference]: Without dead ends: 9854 [2018-12-01 07:46:45,542 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-01 07:46:45,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9854 states. [2018-12-01 07:46:45,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9854 to 7303. [2018-12-01 07:46:45,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7303 states. [2018-12-01 07:46:45,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7303 states to 7303 states and 16335 transitions. [2018-12-01 07:46:45,602 INFO L78 Accepts]: Start accepts. Automaton has 7303 states and 16335 transitions. Word has length 91 [2018-12-01 07:46:45,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:45,602 INFO L480 AbstractCegarLoop]: Abstraction has 7303 states and 16335 transitions. [2018-12-01 07:46:45,602 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-01 07:46:45,602 INFO L276 IsEmpty]: Start isEmpty. Operand 7303 states and 16335 transitions. [2018-12-01 07:46:45,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-01 07:46:45,607 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:45,607 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:45,608 INFO L423 AbstractCegarLoop]: === Iteration 18 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:45,608 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:45,608 INFO L82 PathProgramCache]: Analyzing trace with hash -1490266353, now seen corresponding path program 1 times [2018-12-01 07:46:45,608 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:45,608 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:45,609 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:45,609 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:45,609 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:45,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:45,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:45,645 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:45,645 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-01 07:46:45,645 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-01 07:46:45,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-01 07:46:45,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-01 07:46:45,645 INFO L87 Difference]: Start difference. First operand 7303 states and 16335 transitions. Second operand 4 states. [2018-12-01 07:46:45,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:45,700 INFO L93 Difference]: Finished difference Result 7805 states and 17493 transitions. [2018-12-01 07:46:45,700 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-01 07:46:45,700 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 91 [2018-12-01 07:46:45,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:45,705 INFO L225 Difference]: With dead ends: 7805 [2018-12-01 07:46:45,705 INFO L226 Difference]: Without dead ends: 7805 [2018-12-01 07:46:45,705 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-01 07:46:45,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7805 states. [2018-12-01 07:46:45,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7805 to 7209. [2018-12-01 07:46:45,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7209 states. [2018-12-01 07:46:45,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7209 states to 7209 states and 16230 transitions. [2018-12-01 07:46:45,757 INFO L78 Accepts]: Start accepts. Automaton has 7209 states and 16230 transitions. Word has length 91 [2018-12-01 07:46:45,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:45,757 INFO L480 AbstractCegarLoop]: Abstraction has 7209 states and 16230 transitions. [2018-12-01 07:46:45,757 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-01 07:46:45,758 INFO L276 IsEmpty]: Start isEmpty. Operand 7209 states and 16230 transitions. [2018-12-01 07:46:45,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-01 07:46:45,762 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:45,763 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:45,763 INFO L423 AbstractCegarLoop]: === Iteration 19 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:45,763 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:45,763 INFO L82 PathProgramCache]: Analyzing trace with hash 1849503775, now seen corresponding path program 1 times [2018-12-01 07:46:45,763 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:45,763 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:45,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:45,764 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:45,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:45,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:45,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:45,820 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:45,820 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-01 07:46:45,820 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-01 07:46:45,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-01 07:46:45,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2018-12-01 07:46:45,820 INFO L87 Difference]: Start difference. First operand 7209 states and 16230 transitions. Second operand 7 states. [2018-12-01 07:46:46,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:46,193 INFO L93 Difference]: Finished difference Result 8986 states and 20184 transitions. [2018-12-01 07:46:46,194 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-01 07:46:46,194 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 93 [2018-12-01 07:46:46,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:46,199 INFO L225 Difference]: With dead ends: 8986 [2018-12-01 07:46:46,199 INFO L226 Difference]: Without dead ends: 8986 [2018-12-01 07:46:46,200 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2018-12-01 07:46:46,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8986 states. [2018-12-01 07:46:46,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8986 to 7321. [2018-12-01 07:46:46,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7321 states. [2018-12-01 07:46:46,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7321 states to 7321 states and 16550 transitions. [2018-12-01 07:46:46,256 INFO L78 Accepts]: Start accepts. Automaton has 7321 states and 16550 transitions. Word has length 93 [2018-12-01 07:46:46,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:46,256 INFO L480 AbstractCegarLoop]: Abstraction has 7321 states and 16550 transitions. [2018-12-01 07:46:46,256 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-01 07:46:46,256 INFO L276 IsEmpty]: Start isEmpty. Operand 7321 states and 16550 transitions. [2018-12-01 07:46:46,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-01 07:46:46,261 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:46,262 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:46,262 INFO L423 AbstractCegarLoop]: === Iteration 20 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:46,262 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:46,262 INFO L82 PathProgramCache]: Analyzing trace with hash 286007970, now seen corresponding path program 1 times [2018-12-01 07:46:46,262 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:46,262 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:46,263 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:46,263 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:46,263 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:46,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:46,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:46,303 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:46,303 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-01 07:46:46,303 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-01 07:46:46,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-01 07:46:46,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-01 07:46:46,303 INFO L87 Difference]: Start difference. First operand 7321 states and 16550 transitions. Second operand 5 states. [2018-12-01 07:46:46,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:46,367 INFO L93 Difference]: Finished difference Result 8130 states and 18286 transitions. [2018-12-01 07:46:46,368 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-01 07:46:46,368 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 93 [2018-12-01 07:46:46,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:46,372 INFO L225 Difference]: With dead ends: 8130 [2018-12-01 07:46:46,373 INFO L226 Difference]: Without dead ends: 8130 [2018-12-01 07:46:46,373 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-12-01 07:46:46,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8130 states. [2018-12-01 07:46:46,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8130 to 6217. [2018-12-01 07:46:46,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6217 states. [2018-12-01 07:46:46,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6217 states to 6217 states and 14069 transitions. [2018-12-01 07:46:46,421 INFO L78 Accepts]: Start accepts. Automaton has 6217 states and 14069 transitions. Word has length 93 [2018-12-01 07:46:46,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:46,421 INFO L480 AbstractCegarLoop]: Abstraction has 6217 states and 14069 transitions. [2018-12-01 07:46:46,421 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-01 07:46:46,421 INFO L276 IsEmpty]: Start isEmpty. Operand 6217 states and 14069 transitions. [2018-12-01 07:46:46,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-01 07:46:46,425 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:46,425 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:46,426 INFO L423 AbstractCegarLoop]: === Iteration 21 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:46,426 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:46,426 INFO L82 PathProgramCache]: Analyzing trace with hash 31271425, now seen corresponding path program 1 times [2018-12-01 07:46:46,426 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:46,426 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:46,427 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:46,427 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:46,427 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:46,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:46,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:46,462 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:46,462 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-01 07:46:46,463 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-01 07:46:46,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-01 07:46:46,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-01 07:46:46,463 INFO L87 Difference]: Start difference. First operand 6217 states and 14069 transitions. Second operand 5 states. [2018-12-01 07:46:46,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:46,705 INFO L93 Difference]: Finished difference Result 9852 states and 22424 transitions. [2018-12-01 07:46:46,705 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-01 07:46:46,705 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 93 [2018-12-01 07:46:46,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:46,711 INFO L225 Difference]: With dead ends: 9852 [2018-12-01 07:46:46,711 INFO L226 Difference]: Without dead ends: 9774 [2018-12-01 07:46:46,712 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-01 07:46:46,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9774 states. [2018-12-01 07:46:46,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9774 to 7358. [2018-12-01 07:46:46,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7358 states. [2018-12-01 07:46:46,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7358 states to 7358 states and 16716 transitions. [2018-12-01 07:46:46,774 INFO L78 Accepts]: Start accepts. Automaton has 7358 states and 16716 transitions. Word has length 93 [2018-12-01 07:46:46,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:46,774 INFO L480 AbstractCegarLoop]: Abstraction has 7358 states and 16716 transitions. [2018-12-01 07:46:46,774 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-01 07:46:46,774 INFO L276 IsEmpty]: Start isEmpty. Operand 7358 states and 16716 transitions. [2018-12-01 07:46:46,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-01 07:46:46,779 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:46,780 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:46,780 INFO L423 AbstractCegarLoop]: === Iteration 22 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:46,780 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:46,780 INFO L82 PathProgramCache]: Analyzing trace with hash 1276035906, now seen corresponding path program 1 times [2018-12-01 07:46:46,780 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:46,780 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:46,781 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:46,781 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:46,781 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:46,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:46,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:46,833 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:46,833 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-01 07:46:46,834 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 07:46:46,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 07:46:46,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-01 07:46:46,834 INFO L87 Difference]: Start difference. First operand 7358 states and 16716 transitions. Second operand 6 states. [2018-12-01 07:46:47,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:47,017 INFO L93 Difference]: Finished difference Result 9349 states and 21078 transitions. [2018-12-01 07:46:47,017 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-01 07:46:47,017 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2018-12-01 07:46:47,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:47,024 INFO L225 Difference]: With dead ends: 9349 [2018-12-01 07:46:47,024 INFO L226 Difference]: Without dead ends: 9270 [2018-12-01 07:46:47,024 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2018-12-01 07:46:47,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9270 states. [2018-12-01 07:46:47,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9270 to 6928. [2018-12-01 07:46:47,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6928 states. [2018-12-01 07:46:47,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6928 states to 6928 states and 15763 transitions. [2018-12-01 07:46:47,085 INFO L78 Accepts]: Start accepts. Automaton has 6928 states and 15763 transitions. Word has length 93 [2018-12-01 07:46:47,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:47,085 INFO L480 AbstractCegarLoop]: Abstraction has 6928 states and 15763 transitions. [2018-12-01 07:46:47,085 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 07:46:47,085 INFO L276 IsEmpty]: Start isEmpty. Operand 6928 states and 15763 transitions. [2018-12-01 07:46:47,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-01 07:46:47,089 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:47,089 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:47,090 INFO L423 AbstractCegarLoop]: === Iteration 23 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:47,090 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:47,090 INFO L82 PathProgramCache]: Analyzing trace with hash 659591573, now seen corresponding path program 1 times [2018-12-01 07:46:47,090 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:47,090 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:47,091 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:47,091 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:47,091 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:47,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:47,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:47,179 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:47,179 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-01 07:46:47,179 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-01 07:46:47,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-01 07:46:47,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-01 07:46:47,179 INFO L87 Difference]: Start difference. First operand 6928 states and 15763 transitions. Second operand 9 states. [2018-12-01 07:46:47,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:47,554 INFO L93 Difference]: Finished difference Result 9639 states and 21910 transitions. [2018-12-01 07:46:47,554 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-12-01 07:46:47,555 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 93 [2018-12-01 07:46:47,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:47,560 INFO L225 Difference]: With dead ends: 9639 [2018-12-01 07:46:47,561 INFO L226 Difference]: Without dead ends: 9639 [2018-12-01 07:46:47,561 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2018-12-01 07:46:47,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9639 states. [2018-12-01 07:46:47,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9639 to 8631. [2018-12-01 07:46:47,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8631 states. [2018-12-01 07:46:47,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8631 states to 8631 states and 19631 transitions. [2018-12-01 07:46:47,633 INFO L78 Accepts]: Start accepts. Automaton has 8631 states and 19631 transitions. Word has length 93 [2018-12-01 07:46:47,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:47,633 INFO L480 AbstractCegarLoop]: Abstraction has 8631 states and 19631 transitions. [2018-12-01 07:46:47,633 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-01 07:46:47,633 INFO L276 IsEmpty]: Start isEmpty. Operand 8631 states and 19631 transitions. [2018-12-01 07:46:47,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-01 07:46:47,639 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:47,639 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:47,640 INFO L423 AbstractCegarLoop]: === Iteration 24 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:47,640 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:47,640 INFO L82 PathProgramCache]: Analyzing trace with hash -1827921260, now seen corresponding path program 1 times [2018-12-01 07:46:47,640 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:47,640 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:47,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:47,641 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:47,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:47,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:47,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:47,685 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:47,685 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-01 07:46:47,685 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-01 07:46:47,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-01 07:46:47,685 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-01 07:46:47,685 INFO L87 Difference]: Start difference. First operand 8631 states and 19631 transitions. Second operand 4 states. [2018-12-01 07:46:47,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:47,743 INFO L93 Difference]: Finished difference Result 8903 states and 20327 transitions. [2018-12-01 07:46:47,743 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-01 07:46:47,743 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 93 [2018-12-01 07:46:47,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:47,748 INFO L225 Difference]: With dead ends: 8903 [2018-12-01 07:46:47,749 INFO L226 Difference]: Without dead ends: 8871 [2018-12-01 07:46:47,749 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-01 07:46:47,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8871 states. [2018-12-01 07:46:47,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8871 to 8727. [2018-12-01 07:46:47,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8727 states. [2018-12-01 07:46:47,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8727 states to 8727 states and 19887 transitions. [2018-12-01 07:46:47,809 INFO L78 Accepts]: Start accepts. Automaton has 8727 states and 19887 transitions. Word has length 93 [2018-12-01 07:46:47,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:47,809 INFO L480 AbstractCegarLoop]: Abstraction has 8727 states and 19887 transitions. [2018-12-01 07:46:47,809 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-01 07:46:47,809 INFO L276 IsEmpty]: Start isEmpty. Operand 8727 states and 19887 transitions. [2018-12-01 07:46:47,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-01 07:46:47,814 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:47,814 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:47,814 INFO L423 AbstractCegarLoop]: === Iteration 25 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:47,815 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:47,815 INFO L82 PathProgramCache]: Analyzing trace with hash -1137359786, now seen corresponding path program 1 times [2018-12-01 07:46:47,815 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:47,815 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:47,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:47,815 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:47,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:47,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:47,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:47,905 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:47,905 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-01 07:46:47,905 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-01 07:46:47,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-01 07:46:47,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-12-01 07:46:47,906 INFO L87 Difference]: Start difference. First operand 8727 states and 19887 transitions. Second operand 8 states. [2018-12-01 07:46:48,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:48,191 INFO L93 Difference]: Finished difference Result 13198 states and 30502 transitions. [2018-12-01 07:46:48,191 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-12-01 07:46:48,191 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 93 [2018-12-01 07:46:48,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:48,200 INFO L225 Difference]: With dead ends: 13198 [2018-12-01 07:46:48,200 INFO L226 Difference]: Without dead ends: 13198 [2018-12-01 07:46:48,200 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2018-12-01 07:46:48,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13198 states. [2018-12-01 07:46:48,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13198 to 9365. [2018-12-01 07:46:48,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9365 states. [2018-12-01 07:46:48,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9365 states to 9365 states and 21554 transitions. [2018-12-01 07:46:48,281 INFO L78 Accepts]: Start accepts. Automaton has 9365 states and 21554 transitions. Word has length 93 [2018-12-01 07:46:48,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:48,281 INFO L480 AbstractCegarLoop]: Abstraction has 9365 states and 21554 transitions. [2018-12-01 07:46:48,281 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-01 07:46:48,281 INFO L276 IsEmpty]: Start isEmpty. Operand 9365 states and 21554 transitions. [2018-12-01 07:46:48,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-01 07:46:48,287 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:48,287 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:48,287 INFO L423 AbstractCegarLoop]: === Iteration 26 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:48,287 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:48,288 INFO L82 PathProgramCache]: Analyzing trace with hash -249856105, now seen corresponding path program 1 times [2018-12-01 07:46:48,288 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:48,288 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:48,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:48,288 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:48,289 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:48,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:48,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:48,341 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:48,341 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-01 07:46:48,341 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-01 07:46:48,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-01 07:46:48,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-01 07:46:48,342 INFO L87 Difference]: Start difference. First operand 9365 states and 21554 transitions. Second operand 7 states. [2018-12-01 07:46:48,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:48,447 INFO L93 Difference]: Finished difference Result 12601 states and 29247 transitions. [2018-12-01 07:46:48,448 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-01 07:46:48,448 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 93 [2018-12-01 07:46:48,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:48,456 INFO L225 Difference]: With dead ends: 12601 [2018-12-01 07:46:48,456 INFO L226 Difference]: Without dead ends: 12601 [2018-12-01 07:46:48,457 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2018-12-01 07:46:48,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12601 states. [2018-12-01 07:46:48,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12601 to 9333. [2018-12-01 07:46:48,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9333 states. [2018-12-01 07:46:48,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9333 states to 9333 states and 21266 transitions. [2018-12-01 07:46:48,536 INFO L78 Accepts]: Start accepts. Automaton has 9333 states and 21266 transitions. Word has length 93 [2018-12-01 07:46:48,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:48,537 INFO L480 AbstractCegarLoop]: Abstraction has 9333 states and 21266 transitions. [2018-12-01 07:46:48,537 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-01 07:46:48,537 INFO L276 IsEmpty]: Start isEmpty. Operand 9333 states and 21266 transitions. [2018-12-01 07:46:48,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-01 07:46:48,543 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:48,543 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:48,544 INFO L423 AbstractCegarLoop]: === Iteration 27 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:48,544 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:48,544 INFO L82 PathProgramCache]: Analyzing trace with hash -1981831657, now seen corresponding path program 1 times [2018-12-01 07:46:48,544 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:48,544 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:48,545 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:48,545 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:48,545 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:48,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:48,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:48,588 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:48,589 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-01 07:46:48,589 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 07:46:48,589 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 07:46:48,589 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-01 07:46:48,589 INFO L87 Difference]: Start difference. First operand 9333 states and 21266 transitions. Second operand 6 states. [2018-12-01 07:46:48,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:48,671 INFO L93 Difference]: Finished difference Result 8965 states and 20090 transitions. [2018-12-01 07:46:48,671 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-01 07:46:48,671 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2018-12-01 07:46:48,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:48,677 INFO L225 Difference]: With dead ends: 8965 [2018-12-01 07:46:48,677 INFO L226 Difference]: Without dead ends: 8965 [2018-12-01 07:46:48,677 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2018-12-01 07:46:48,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8965 states. [2018-12-01 07:46:48,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8965 to 5822. [2018-12-01 07:46:48,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5822 states. [2018-12-01 07:46:48,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5822 states to 5822 states and 13049 transitions. [2018-12-01 07:46:48,740 INFO L78 Accepts]: Start accepts. Automaton has 5822 states and 13049 transitions. Word has length 93 [2018-12-01 07:46:48,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:48,740 INFO L480 AbstractCegarLoop]: Abstraction has 5822 states and 13049 transitions. [2018-12-01 07:46:48,740 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 07:46:48,740 INFO L276 IsEmpty]: Start isEmpty. Operand 5822 states and 13049 transitions. [2018-12-01 07:46:48,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-01 07:46:48,745 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:48,745 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:48,745 INFO L423 AbstractCegarLoop]: === Iteration 28 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:48,745 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:48,745 INFO L82 PathProgramCache]: Analyzing trace with hash -402802423, now seen corresponding path program 1 times [2018-12-01 07:46:48,745 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:48,745 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:48,746 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:48,746 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:48,746 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:48,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:48,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:48,811 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:48,811 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-01 07:46:48,811 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-01 07:46:48,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-01 07:46:48,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-12-01 07:46:48,812 INFO L87 Difference]: Start difference. First operand 5822 states and 13049 transitions. Second operand 5 states. [2018-12-01 07:46:48,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:48,834 INFO L93 Difference]: Finished difference Result 5822 states and 13033 transitions. [2018-12-01 07:46:48,834 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-01 07:46:48,834 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 95 [2018-12-01 07:46:48,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:48,838 INFO L225 Difference]: With dead ends: 5822 [2018-12-01 07:46:48,838 INFO L226 Difference]: Without dead ends: 5822 [2018-12-01 07:46:48,838 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-12-01 07:46:48,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5822 states. [2018-12-01 07:46:48,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5822 to 5822. [2018-12-01 07:46:48,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5822 states. [2018-12-01 07:46:48,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5822 states to 5822 states and 13033 transitions. [2018-12-01 07:46:48,877 INFO L78 Accepts]: Start accepts. Automaton has 5822 states and 13033 transitions. Word has length 95 [2018-12-01 07:46:48,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:48,878 INFO L480 AbstractCegarLoop]: Abstraction has 5822 states and 13033 transitions. [2018-12-01 07:46:48,878 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-01 07:46:48,878 INFO L276 IsEmpty]: Start isEmpty. Operand 5822 states and 13033 transitions. [2018-12-01 07:46:48,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-01 07:46:48,882 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:48,882 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:48,882 INFO L423 AbstractCegarLoop]: === Iteration 29 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:48,882 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:48,882 INFO L82 PathProgramCache]: Analyzing trace with hash 484701258, now seen corresponding path program 1 times [2018-12-01 07:46:48,882 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:48,882 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:48,883 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:48,883 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:48,883 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:48,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:49,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:49,002 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:49,002 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-12-01 07:46:49,003 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-01 07:46:49,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-01 07:46:49,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2018-12-01 07:46:49,003 INFO L87 Difference]: Start difference. First operand 5822 states and 13033 transitions. Second operand 11 states. [2018-12-01 07:46:49,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:49,815 INFO L93 Difference]: Finished difference Result 10998 states and 24764 transitions. [2018-12-01 07:46:49,815 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-01 07:46:49,815 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 95 [2018-12-01 07:46:49,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:49,820 INFO L225 Difference]: With dead ends: 10998 [2018-12-01 07:46:49,820 INFO L226 Difference]: Without dead ends: 7682 [2018-12-01 07:46:49,820 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=86, Invalid=376, Unknown=0, NotChecked=0, Total=462 [2018-12-01 07:46:49,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7682 states. [2018-12-01 07:46:49,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7682 to 5708. [2018-12-01 07:46:49,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5708 states. [2018-12-01 07:46:49,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5708 states to 5708 states and 12720 transitions. [2018-12-01 07:46:49,862 INFO L78 Accepts]: Start accepts. Automaton has 5708 states and 12720 transitions. Word has length 95 [2018-12-01 07:46:49,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:49,863 INFO L480 AbstractCegarLoop]: Abstraction has 5708 states and 12720 transitions. [2018-12-01 07:46:49,863 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-01 07:46:49,863 INFO L276 IsEmpty]: Start isEmpty. Operand 5708 states and 12720 transitions. [2018-12-01 07:46:49,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-01 07:46:49,866 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:49,866 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:49,866 INFO L423 AbstractCegarLoop]: === Iteration 30 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:49,866 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:49,866 INFO L82 PathProgramCache]: Analyzing trace with hash -860395469, now seen corresponding path program 1 times [2018-12-01 07:46:49,866 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:49,867 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:49,867 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:49,867 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:49,867 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:49,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:49,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:49,933 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:49,934 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-01 07:46:49,934 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 07:46:49,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 07:46:49,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-01 07:46:49,934 INFO L87 Difference]: Start difference. First operand 5708 states and 12720 transitions. Second operand 6 states. [2018-12-01 07:46:50,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:50,052 INFO L93 Difference]: Finished difference Result 6462 states and 14232 transitions. [2018-12-01 07:46:50,052 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-01 07:46:50,052 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 95 [2018-12-01 07:46:50,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:50,057 INFO L225 Difference]: With dead ends: 6462 [2018-12-01 07:46:50,057 INFO L226 Difference]: Without dead ends: 6432 [2018-12-01 07:46:50,058 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-12-01 07:46:50,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6432 states. [2018-12-01 07:46:50,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6432 to 5653. [2018-12-01 07:46:50,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5653 states. [2018-12-01 07:46:50,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5653 states to 5653 states and 12502 transitions. [2018-12-01 07:46:50,111 INFO L78 Accepts]: Start accepts. Automaton has 5653 states and 12502 transitions. Word has length 95 [2018-12-01 07:46:50,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:50,111 INFO L480 AbstractCegarLoop]: Abstraction has 5653 states and 12502 transitions. [2018-12-01 07:46:50,112 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 07:46:50,112 INFO L276 IsEmpty]: Start isEmpty. Operand 5653 states and 12502 transitions. [2018-12-01 07:46:50,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-01 07:46:50,116 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:50,116 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:50,116 INFO L423 AbstractCegarLoop]: === Iteration 31 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:50,117 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:50,117 INFO L82 PathProgramCache]: Analyzing trace with hash -42258765, now seen corresponding path program 2 times [2018-12-01 07:46:50,117 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:50,117 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:50,118 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:50,118 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 07:46:50,118 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:50,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 07:46:50,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 07:46:50,172 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 07:46:50,173 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-01 07:46:50,173 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 07:46:50,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 07:46:50,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-01 07:46:50,173 INFO L87 Difference]: Start difference. First operand 5653 states and 12502 transitions. Second operand 6 states. [2018-12-01 07:46:50,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 07:46:50,298 INFO L93 Difference]: Finished difference Result 6090 states and 13395 transitions. [2018-12-01 07:46:50,298 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-01 07:46:50,298 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 95 [2018-12-01 07:46:50,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 07:46:50,302 INFO L225 Difference]: With dead ends: 6090 [2018-12-01 07:46:50,303 INFO L226 Difference]: Without dead ends: 6090 [2018-12-01 07:46:50,303 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2018-12-01 07:46:50,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6090 states. [2018-12-01 07:46:50,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6090 to 5579. [2018-12-01 07:46:50,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5579 states. [2018-12-01 07:46:50,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5579 states to 5579 states and 12324 transitions. [2018-12-01 07:46:50,353 INFO L78 Accepts]: Start accepts. Automaton has 5579 states and 12324 transitions. Word has length 95 [2018-12-01 07:46:50,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 07:46:50,353 INFO L480 AbstractCegarLoop]: Abstraction has 5579 states and 12324 transitions. [2018-12-01 07:46:50,354 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 07:46:50,354 INFO L276 IsEmpty]: Start isEmpty. Operand 5579 states and 12324 transitions. [2018-12-01 07:46:50,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-01 07:46:50,358 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 07:46:50,358 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 07:46:50,358 INFO L423 AbstractCegarLoop]: === Iteration 32 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 07:46:50,358 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 07:46:50,358 INFO L82 PathProgramCache]: Analyzing trace with hash -530629708, now seen corresponding path program 2 times [2018-12-01 07:46:50,358 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 07:46:50,359 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 07:46:50,359 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:50,359 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 07:46:50,359 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 07:46:50,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 07:46:50,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 07:46:50,396 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-01 07:46:50,460 INFO L305 ceAbstractionStarter]: Did not count any witness invariants because Icfg is not BoogieIcfg [2018-12-01 07:46:50,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.12 07:46:50 BasicIcfg [2018-12-01 07:46:50,461 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-01 07:46:50,461 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 07:46:50,461 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 07:46:50,461 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 07:46:50,461 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:46:35" (3/4) ... [2018-12-01 07:46:50,463 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-01 07:46:50,527 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_3e503a79-b52d-4ade-9855-eca66a23e548/bin-2019/uautomizer/witness.graphml [2018-12-01 07:46:50,527 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 07:46:50,528 INFO L168 Benchmark]: Toolchain (without parser) took 15797.07 ms. Allocated memory was 1.0 GB in the beginning and 2.6 GB in the end (delta: 1.6 GB). Free memory was 957.1 MB in the beginning and 737.4 MB in the end (delta: 219.7 MB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. [2018-12-01 07:46:50,529 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 07:46:50,529 INFO L168 Benchmark]: CACSL2BoogieTranslator took 324.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -152.9 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. [2018-12-01 07:46:50,529 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2018-12-01 07:46:50,529 INFO L168 Benchmark]: Boogie Preprocessor took 21.15 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 07:46:50,529 INFO L168 Benchmark]: RCFGBuilder took 358.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 48.5 MB). Peak memory consumption was 48.5 MB. Max. memory is 11.5 GB. [2018-12-01 07:46:50,529 INFO L168 Benchmark]: TraceAbstraction took 14992.33 ms. Allocated memory was 1.2 GB in the beginning and 2.6 GB in the end (delta: 1.4 GB). Free memory was 1.1 GB in the beginning and 769.3 MB in the end (delta: 285.1 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2018-12-01 07:46:50,530 INFO L168 Benchmark]: Witness Printer took 66.40 ms. Allocated memory is still 2.6 GB. Free memory was 769.3 MB in the beginning and 737.4 MB in the end (delta: 31.9 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2018-12-01 07:46:50,531 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 324.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -152.9 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.15 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 358.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 48.5 MB). Peak memory consumption was 48.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 14992.33 ms. Allocated memory was 1.2 GB in the beginning and 2.6 GB in the end (delta: 1.4 GB). Free memory was 1.1 GB in the beginning and 769.3 MB in the end (delta: 285.1 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. * Witness Printer took 66.40 ms. Allocated memory is still 2.6 GB. Free memory was 769.3 MB in the beginning and 737.4 MB in the end (delta: 31.9 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 4]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L671] -1 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L673] -1 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L675] -1 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0] [L676] -1 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0] [L677] -1 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L679] -1 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L681] -1 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L682] -1 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L683] -1 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L684] -1 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L685] -1 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L686] -1 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L687] -1 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0] [L688] -1 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L689] -1 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L690] -1 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0] [L691] -1 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L692] -1 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L693] -1 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L694] -1 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L695] -1 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L696] -1 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L697] -1 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L770] -1 pthread_t t1557; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L771] FCALL, FORK -1 pthread_create(&t1557, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L701] 0 y$w_buff1 = y$w_buff0 [L702] 0 y$w_buff0 = 1 [L703] 0 y$w_buff1_used = y$w_buff0_used [L704] 0 y$w_buff0_used = (_Bool)1 [L4] COND FALSE 0 !(!expression) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L772] -1 pthread_t t1558; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L773] FCALL, FORK -1 pthread_create(&t1558, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L706] 0 y$r_buff1_thd0 = y$r_buff0_thd0 [L707] 0 y$r_buff1_thd1 = y$r_buff0_thd1 [L708] 0 y$r_buff1_thd2 = y$r_buff0_thd2 [L709] 0 y$r_buff0_thd1 = (_Bool)1 [L712] 0 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L715] EXPR 0 y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L729] 1 x = 1 [L732] 1 weak$$choice0 = __VERIFIER_nondet_pointer() [L733] 1 weak$$choice2 = __VERIFIER_nondet_pointer() [L734] 1 y$flush_delayed = weak$$choice2 [L735] 1 y$mem_tmp = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L736] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) VAL [!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1)=0, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L736] 1 y = !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L737] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0))=1, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L737] 1 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L738] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1))=0, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L738] 1 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L739] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used))=1, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L739] 1 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L740] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0))=0, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L740] 1 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L741] EXPR 1 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2))=0, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L741] 1 y$r_buff0_thd2 = weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L742] EXPR 1 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0))=0, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L742] 1 y$r_buff1_thd2 = weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L743] 1 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L744] EXPR 1 y$flush_delayed ? y$mem_tmp : y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=1, y$flush_delayed ? y$mem_tmp : y=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L715] 0 y = y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L744] 1 y = y$flush_delayed ? y$mem_tmp : y [L745] 1 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L716] EXPR 0 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L716] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L717] EXPR 0 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L717] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L718] EXPR 0 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L718] 0 y$r_buff0_thd1 = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L719] EXPR 0 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L719] 0 y$r_buff1_thd1 = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L722] 0 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L748] EXPR 1 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L748] EXPR 1 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y=0] [L748] EXPR 1 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y)=0, y$w_buff1=0, y$w_buff1_used=0, y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y=0] [L748] 1 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L749] EXPR 1 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L749] 1 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L750] EXPR 1 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used=0, y$w_buff1=0, y$w_buff1_used=0] [L750] 1 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L751] EXPR 1 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2=0, y$w_buff1=0, y$w_buff1_used=0] [L751] 1 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L752] EXPR 1 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2=0, y$w_buff1=0, y$w_buff1_used=0] [L752] 1 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L755] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L775] -1 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L779] EXPR -1 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L779] EXPR -1 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L779] EXPR -1 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L779] -1 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L780] EXPR -1 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L780] -1 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L781] EXPR -1 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L781] -1 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L782] EXPR -1 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L782] -1 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L783] EXPR -1 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L783] -1 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L786] -1 main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 0) VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L4] COND TRUE -1 !expression VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L4] -1 __VERIFIER_error() VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 222 locations, 3 error locations. UNSAFE Result, 14.9s OverallTime, 32 OverallIterations, 1 TraceHistogramMax, 7.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 7804 SDtfs, 8627 SDslu, 18207 SDs, 0 SdLazy, 7612 SolverSat, 404 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 310 GetRequests, 81 SyntacticMatches, 30 SemanticMatches, 199 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 219 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=34806occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 3.7s AutomataMinimizationTime, 31 MinimizatonAttempts, 73530 StatesRemovedByMinimization, 29 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 2440 NumberOfCodeBlocks, 2440 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 2314 ConstructedInterpolants, 0 QuantifiedInterpolants, 513083 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 31 InterpolantComputations, 31 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...