./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/pthread-wmm/podwr000_rmo.oepc_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/pthread-wmm/podwr000_rmo.oepc_false-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 10acc6cb98cfedb58cad0c1c924e4ced1acea01f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 0.1.24-0ed9222-m [2019-01-13 03:31:23,403 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-13 03:31:23,405 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-13 03:31:23,417 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-13 03:31:23,417 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-13 03:31:23,418 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-13 03:31:23,420 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-13 03:31:23,422 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-13 03:31:23,424 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-13 03:31:23,425 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-13 03:31:23,426 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-13 03:31:23,426 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-13 03:31:23,427 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-13 03:31:23,428 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-13 03:31:23,429 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-13 03:31:23,430 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-13 03:31:23,431 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-13 03:31:23,432 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-13 03:31:23,435 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-13 03:31:23,436 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-13 03:31:23,438 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-13 03:31:23,439 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-13 03:31:23,442 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-13 03:31:23,442 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-13 03:31:23,443 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-13 03:31:23,444 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-13 03:31:23,445 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-13 03:31:23,446 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-13 03:31:23,447 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-13 03:31:23,448 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-13 03:31:23,448 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-13 03:31:23,449 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-13 03:31:23,449 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-13 03:31:23,450 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-13 03:31:23,451 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-13 03:31:23,452 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-13 03:31:23,452 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-13 03:31:23,473 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-13 03:31:23,473 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-13 03:31:23,474 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-13 03:31:23,475 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-13 03:31:23,475 INFO L133 SettingsManager]: * Use SBE=true [2019-01-13 03:31:23,475 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-13 03:31:23,475 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-13 03:31:23,475 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-13 03:31:23,475 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-13 03:31:23,479 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-13 03:31:23,479 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-13 03:31:23,479 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-13 03:31:23,479 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-13 03:31:23,479 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-13 03:31:23,480 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-13 03:31:23,480 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-13 03:31:23,480 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-13 03:31:23,480 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-13 03:31:23,480 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-13 03:31:23,481 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-13 03:31:23,481 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-13 03:31:23,481 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-13 03:31:23,482 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-13 03:31:23,482 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-13 03:31:23,482 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-13 03:31:23,482 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-13 03:31:23,482 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-13 03:31:23,482 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-13 03:31:23,483 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 10acc6cb98cfedb58cad0c1c924e4ced1acea01f [2019-01-13 03:31:23,539 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-13 03:31:23,557 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-13 03:31:23,562 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-13 03:31:23,563 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-13 03:31:23,564 INFO L276 PluginConnector]: CDTParser initialized [2019-01-13 03:31:23,565 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-wmm/podwr000_rmo.oepc_false-unreach-call.i [2019-01-13 03:31:23,633 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21015b038/ecf393dd9d1645c0a59ec15dad108dac/FLAG62e135dd0 [2019-01-13 03:31:24,252 INFO L307 CDTParser]: Found 1 translation units. [2019-01-13 03:31:24,252 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-wmm/podwr000_rmo.oepc_false-unreach-call.i [2019-01-13 03:31:24,278 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21015b038/ecf393dd9d1645c0a59ec15dad108dac/FLAG62e135dd0 [2019-01-13 03:31:24,493 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21015b038/ecf393dd9d1645c0a59ec15dad108dac [2019-01-13 03:31:24,496 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-13 03:31:24,500 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-13 03:31:24,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-13 03:31:24,502 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-13 03:31:24,510 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-13 03:31:24,511 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 03:31:24" (1/1) ... [2019-01-13 03:31:24,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f9cdb9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 03:31:24, skipping insertion in model container [2019-01-13 03:31:24,514 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 03:31:24" (1/1) ... [2019-01-13 03:31:24,522 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-13 03:31:24,587 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-13 03:31:25,083 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 03:31:25,109 INFO L191 MainTranslator]: Completed pre-run [2019-01-13 03:31:25,272 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 03:31:25,349 INFO L195 MainTranslator]: Completed translation [2019-01-13 03:31:25,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 03:31:25 WrapperNode [2019-01-13 03:31:25,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-13 03:31:25,351 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-13 03:31:25,351 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-13 03:31:25,351 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-13 03:31:25,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 03:31:25" (1/1) ... [2019-01-13 03:31:25,400 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 03:31:25" (1/1) ... [2019-01-13 03:31:25,430 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-13 03:31:25,431 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-13 03:31:25,431 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-13 03:31:25,431 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-13 03:31:25,440 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 03:31:25" (1/1) ... [2019-01-13 03:31:25,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 03:31:25" (1/1) ... [2019-01-13 03:31:25,446 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 03:31:25" (1/1) ... [2019-01-13 03:31:25,446 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 03:31:25" (1/1) ... [2019-01-13 03:31:25,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 03:31:25" (1/1) ... [2019-01-13 03:31:25,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 03:31:25" (1/1) ... [2019-01-13 03:31:25,472 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 03:31:25" (1/1) ... [2019-01-13 03:31:25,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-13 03:31:25,478 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-13 03:31:25,479 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-13 03:31:25,479 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-13 03:31:25,480 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 03:31:25" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-13 03:31:25,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-13 03:31:25,533 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-01-13 03:31:25,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-13 03:31:25,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-13 03:31:25,534 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-01-13 03:31:25,534 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-01-13 03:31:25,534 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-01-13 03:31:25,534 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-01-13 03:31:25,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-01-13 03:31:25,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-13 03:31:25,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-13 03:31:25,537 WARN L204 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-01-13 03:31:26,652 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-13 03:31:26,652 INFO L286 CfgBuilder]: Removed 8 assue(true) statements. [2019-01-13 03:31:26,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 03:31:26 BoogieIcfgContainer [2019-01-13 03:31:26,654 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-13 03:31:26,656 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-13 03:31:26,656 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-13 03:31:26,659 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-13 03:31:26,659 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.01 03:31:24" (1/3) ... [2019-01-13 03:31:26,660 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4df030b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 03:31:26, skipping insertion in model container [2019-01-13 03:31:26,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 03:31:25" (2/3) ... [2019-01-13 03:31:26,660 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4df030b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 03:31:26, skipping insertion in model container [2019-01-13 03:31:26,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 03:31:26" (3/3) ... [2019-01-13 03:31:26,663 INFO L112 eAbstractionObserver]: Analyzing ICFG podwr000_rmo.oepc_false-unreach-call.i [2019-01-13 03:31:26,705 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,706 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,706 WARN L317 ript$VariableManager]: TermVariabe Thread0_P0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,706 WARN L317 ript$VariableManager]: TermVariabe Thread0_P0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,706 WARN L317 ript$VariableManager]: TermVariabe Thread0_P0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,706 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,707 WARN L317 ript$VariableManager]: TermVariabe Thread0_P0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,707 WARN L317 ript$VariableManager]: TermVariabe Thread0_P0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,707 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,708 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,708 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,708 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,708 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,708 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,709 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,709 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,709 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,709 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,709 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,710 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,710 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,710 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,711 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,711 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,711 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,711 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,711 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,712 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,712 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,712 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,712 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,713 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,713 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~nondet9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,713 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~nondet9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,713 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,713 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,713 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~nondet9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,714 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~nondet9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,715 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,715 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,715 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,715 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet10.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,716 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,716 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet10.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,716 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,716 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet10.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,716 WARN L317 ript$VariableManager]: TermVariabe Thread1_P1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,716 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,716 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet10.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,717 WARN L317 ript$VariableManager]: TermVariabe Thread1_P1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,717 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,717 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,717 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,718 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,718 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,718 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,719 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,719 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,719 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,719 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,719 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,720 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,720 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,720 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,720 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,720 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,721 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,721 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,721 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,721 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,721 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,722 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,722 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,722 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,722 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,722 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,723 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,723 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,723 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,723 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,723 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,724 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,724 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,724 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,724 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,724 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,725 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,725 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,725 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,725 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,725 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,726 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,726 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,726 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,726 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,726 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,727 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,727 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,727 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,727 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,728 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,728 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,728 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,728 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,728 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,729 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,729 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,729 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,729 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,729 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,730 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,730 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,730 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,730 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,731 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,731 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,731 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,731 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,732 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,732 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,732 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,732 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,732 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,733 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,733 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,733 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,733 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,733 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,734 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,734 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,734 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,734 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,734 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,735 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,735 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,735 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,735 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,735 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,736 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,736 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,736 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,736 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,736 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,737 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,737 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,737 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,737 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,737 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,738 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,738 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,738 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,738 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,739 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,739 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,739 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,739 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,739 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,740 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,740 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,740 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,740 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,740 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,741 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,741 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 03:31:26,771 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-01-13 03:31:26,771 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-13 03:31:26,784 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-01-13 03:31:26,800 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-01-13 03:31:26,828 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-13 03:31:26,828 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-13 03:31:26,829 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-13 03:31:26,829 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-13 03:31:26,829 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-13 03:31:26,829 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-13 03:31:26,829 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-13 03:31:26,829 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-13 03:31:26,830 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-13 03:31:26,844 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 142places, 180 transitions [2019-01-13 03:31:29,167 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 34806 states. [2019-01-13 03:31:29,169 INFO L276 IsEmpty]: Start isEmpty. Operand 34806 states. [2019-01-13 03:31:29,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-01-13 03:31:29,177 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:31:29,178 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] [2019-01-13 03:31:29,181 INFO L423 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:31:29,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:31:29,187 INFO L82 PathProgramCache]: Analyzing trace with hash -454041356, now seen corresponding path program 1 times [2019-01-13 03:31:29,189 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:31:29,190 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:31:29,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:29,248 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:31:29,249 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:29,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:31:29,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:31:29,532 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:31:29,534 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-13 03:31:29,539 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-01-13 03:31:29,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-01-13 03:31:29,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-01-13 03:31:29,560 INFO L87 Difference]: Start difference. First operand 34806 states. Second operand 4 states. [2019-01-13 03:31:30,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:31:30,963 INFO L93 Difference]: Finished difference Result 60790 states and 234493 transitions. [2019-01-13 03:31:30,964 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-01-13 03:31:30,966 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2019-01-13 03:31:30,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:31:31,382 INFO L225 Difference]: With dead ends: 60790 [2019-01-13 03:31:31,382 INFO L226 Difference]: Without dead ends: 44270 [2019-01-13 03:31:31,384 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 [2019-01-13 03:31:31,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44270 states. [2019-01-13 03:31:32,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44270 to 27338. [2019-01-13 03:31:32,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27338 states. [2019-01-13 03:31:33,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27338 states to 27338 states and 105499 transitions. [2019-01-13 03:31:33,059 INFO L78 Accepts]: Start accepts. Automaton has 27338 states and 105499 transitions. Word has length 33 [2019-01-13 03:31:33,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:31:33,061 INFO L480 AbstractCegarLoop]: Abstraction has 27338 states and 105499 transitions. [2019-01-13 03:31:33,061 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-01-13 03:31:33,061 INFO L276 IsEmpty]: Start isEmpty. Operand 27338 states and 105499 transitions. [2019-01-13 03:31:33,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-01-13 03:31:33,082 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:31:33,082 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] [2019-01-13 03:31:33,082 INFO L423 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:31:33,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:31:33,083 INFO L82 PathProgramCache]: Analyzing trace with hash 1863363909, now seen corresponding path program 1 times [2019-01-13 03:31:33,083 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:31:33,083 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:31:33,101 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:33,101 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:31:33,101 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:33,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:31:33,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:31:33,296 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:31:33,296 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-13 03:31:33,298 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-01-13 03:31:33,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-01-13 03:31:33,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-01-13 03:31:33,299 INFO L87 Difference]: Start difference. First operand 27338 states and 105499 transitions. Second operand 4 states. [2019-01-13 03:31:33,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:31:33,683 INFO L93 Difference]: Finished difference Result 8528 states and 28344 transitions. [2019-01-13 03:31:33,684 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-13 03:31:33,684 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 45 [2019-01-13 03:31:33,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:31:33,740 INFO L225 Difference]: With dead ends: 8528 [2019-01-13 03:31:33,740 INFO L226 Difference]: Without dead ends: 7466 [2019-01-13 03:31:33,741 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 [2019-01-13 03:31:33,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7466 states. [2019-01-13 03:31:33,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7466 to 7466. [2019-01-13 03:31:33,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7466 states. [2019-01-13 03:31:33,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7466 states to 7466 states and 24636 transitions. [2019-01-13 03:31:33,980 INFO L78 Accepts]: Start accepts. Automaton has 7466 states and 24636 transitions. Word has length 45 [2019-01-13 03:31:33,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:31:33,980 INFO L480 AbstractCegarLoop]: Abstraction has 7466 states and 24636 transitions. [2019-01-13 03:31:33,980 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-01-13 03:31:33,981 INFO L276 IsEmpty]: Start isEmpty. Operand 7466 states and 24636 transitions. [2019-01-13 03:31:33,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-01-13 03:31:33,983 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:31:33,984 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] [2019-01-13 03:31:33,984 INFO L423 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:31:33,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:31:33,984 INFO L82 PathProgramCache]: Analyzing trace with hash 591681941, now seen corresponding path program 1 times [2019-01-13 03:31:33,984 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:31:33,985 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:31:33,995 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:33,995 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:31:33,995 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:34,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:31:34,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:31:34,329 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:31:34,329 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-13 03:31:34,330 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-13 03:31:34,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-13 03:31:34,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 03:31:34,331 INFO L87 Difference]: Start difference. First operand 7466 states and 24636 transitions. Second operand 5 states. [2019-01-13 03:31:36,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:31:36,015 INFO L93 Difference]: Finished difference Result 13998 states and 45805 transitions. [2019-01-13 03:31:36,018 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-13 03:31:36,018 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 46 [2019-01-13 03:31:36,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:31:36,059 INFO L225 Difference]: With dead ends: 13998 [2019-01-13 03:31:36,059 INFO L226 Difference]: Without dead ends: 13930 [2019-01-13 03:31:36,060 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-01-13 03:31:36,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13930 states. [2019-01-13 03:31:36,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13930 to 9441. [2019-01-13 03:31:36,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9441 states. [2019-01-13 03:31:36,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9441 states to 9441 states and 30542 transitions. [2019-01-13 03:31:36,662 INFO L78 Accepts]: Start accepts. Automaton has 9441 states and 30542 transitions. Word has length 46 [2019-01-13 03:31:36,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:31:36,663 INFO L480 AbstractCegarLoop]: Abstraction has 9441 states and 30542 transitions. [2019-01-13 03:31:36,663 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-13 03:31:36,663 INFO L276 IsEmpty]: Start isEmpty. Operand 9441 states and 30542 transitions. [2019-01-13 03:31:36,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-01-13 03:31:36,666 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:31:36,666 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] [2019-01-13 03:31:36,666 INFO L423 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:31:36,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:31:36,666 INFO L82 PathProgramCache]: Analyzing trace with hash -1652121253, now seen corresponding path program 1 times [2019-01-13 03:31:36,667 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:31:36,667 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:31:36,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:36,669 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:31:36,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:36,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:31:36,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:31:36,764 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:31:36,764 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-13 03:31:36,764 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-13 03:31:36,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-13 03:31:36,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 03:31:36,765 INFO L87 Difference]: Start difference. First operand 9441 states and 30542 transitions. Second operand 3 states. [2019-01-13 03:31:37,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:31:37,010 INFO L93 Difference]: Finished difference Result 13279 states and 42641 transitions. [2019-01-13 03:31:37,011 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-13 03:31:37,012 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2019-01-13 03:31:37,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:31:37,047 INFO L225 Difference]: With dead ends: 13279 [2019-01-13 03:31:37,047 INFO L226 Difference]: Without dead ends: 13279 [2019-01-13 03:31:37,047 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 [2019-01-13 03:31:37,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13279 states. [2019-01-13 03:31:37,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13279 to 9845. [2019-01-13 03:31:37,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9845 states. [2019-01-13 03:31:37,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9845 states to 9845 states and 31508 transitions. [2019-01-13 03:31:37,323 INFO L78 Accepts]: Start accepts. Automaton has 9845 states and 31508 transitions. Word has length 48 [2019-01-13 03:31:37,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:31:37,323 INFO L480 AbstractCegarLoop]: Abstraction has 9845 states and 31508 transitions. [2019-01-13 03:31:37,323 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-13 03:31:37,324 INFO L276 IsEmpty]: Start isEmpty. Operand 9845 states and 31508 transitions. [2019-01-13 03:31:37,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-01-13 03:31:37,326 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:31:37,327 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] [2019-01-13 03:31:37,327 INFO L423 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:31:37,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:31:37,327 INFO L82 PathProgramCache]: Analyzing trace with hash -164023066, now seen corresponding path program 1 times [2019-01-13 03:31:37,327 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:31:37,328 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:31:37,330 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:37,330 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:31:37,330 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:37,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:31:37,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:31:37,572 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:31:37,572 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-01-13 03:31:37,573 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-13 03:31:37,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-13 03:31:37,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-01-13 03:31:37,573 INFO L87 Difference]: Start difference. First operand 9845 states and 31508 transitions. Second operand 7 states. [2019-01-13 03:31:38,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:31:38,626 INFO L93 Difference]: Finished difference Result 12285 states and 38673 transitions. [2019-01-13 03:31:38,626 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-01-13 03:31:38,627 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2019-01-13 03:31:38,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:31:38,657 INFO L225 Difference]: With dead ends: 12285 [2019-01-13 03:31:38,657 INFO L226 Difference]: Without dead ends: 12213 [2019-01-13 03:31:38,658 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2019-01-13 03:31:38,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12213 states. [2019-01-13 03:31:38,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12213 to 10849. [2019-01-13 03:31:38,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10849 states. [2019-01-13 03:31:38,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10849 states to 10849 states and 34563 transitions. [2019-01-13 03:31:38,925 INFO L78 Accepts]: Start accepts. Automaton has 10849 states and 34563 transitions. Word has length 52 [2019-01-13 03:31:38,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:31:38,926 INFO L480 AbstractCegarLoop]: Abstraction has 10849 states and 34563 transitions. [2019-01-13 03:31:38,926 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-13 03:31:38,926 INFO L276 IsEmpty]: Start isEmpty. Operand 10849 states and 34563 transitions. [2019-01-13 03:31:38,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-01-13 03:31:38,938 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:31:38,939 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] [2019-01-13 03:31:38,939 INFO L423 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:31:38,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:31:38,940 INFO L82 PathProgramCache]: Analyzing trace with hash 317195842, now seen corresponding path program 1 times [2019-01-13 03:31:38,947 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:31:38,947 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:31:38,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:38,951 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:31:38,951 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:38,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:31:39,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:31:39,226 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:31:39,228 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-13 03:31:39,229 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-01-13 03:31:39,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-01-13 03:31:39,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-01-13 03:31:39,230 INFO L87 Difference]: Start difference. First operand 10849 states and 34563 transitions. Second operand 4 states. [2019-01-13 03:31:39,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:31:39,499 INFO L93 Difference]: Finished difference Result 12396 states and 39572 transitions. [2019-01-13 03:31:39,500 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-13 03:31:39,500 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2019-01-13 03:31:39,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:31:39,527 INFO L225 Difference]: With dead ends: 12396 [2019-01-13 03:31:39,527 INFO L226 Difference]: Without dead ends: 12396 [2019-01-13 03:31:39,528 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-01-13 03:31:39,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12396 states. [2019-01-13 03:31:39,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12396 to 11369. [2019-01-13 03:31:39,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11369 states. [2019-01-13 03:31:39,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11369 states to 11369 states and 36236 transitions. [2019-01-13 03:31:39,835 INFO L78 Accepts]: Start accepts. Automaton has 11369 states and 36236 transitions. Word has length 60 [2019-01-13 03:31:39,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:31:39,837 INFO L480 AbstractCegarLoop]: Abstraction has 11369 states and 36236 transitions. [2019-01-13 03:31:39,837 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-01-13 03:31:39,838 INFO L276 IsEmpty]: Start isEmpty. Operand 11369 states and 36236 transitions. [2019-01-13 03:31:39,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-01-13 03:31:39,847 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:31:39,847 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] [2019-01-13 03:31:39,848 INFO L423 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:31:39,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:31:39,848 INFO L82 PathProgramCache]: Analyzing trace with hash 2060006177, now seen corresponding path program 1 times [2019-01-13 03:31:39,848 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:31:39,848 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:31:39,853 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:39,854 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:31:39,854 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:39,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:31:40,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:31:40,049 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:31:40,049 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-13 03:31:40,049 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-13 03:31:40,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-13 03:31:40,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-01-13 03:31:40,050 INFO L87 Difference]: Start difference. First operand 11369 states and 36236 transitions. Second operand 6 states. [2019-01-13 03:31:40,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:31:40,891 INFO L93 Difference]: Finished difference Result 20969 states and 66486 transitions. [2019-01-13 03:31:40,892 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-01-13 03:31:40,892 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2019-01-13 03:31:40,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:31:40,931 INFO L225 Difference]: With dead ends: 20969 [2019-01-13 03:31:40,931 INFO L226 Difference]: Without dead ends: 20898 [2019-01-13 03:31:40,932 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-01-13 03:31:41,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20898 states. [2019-01-13 03:31:41,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20898 to 13755. [2019-01-13 03:31:41,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13755 states. [2019-01-13 03:31:41,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13755 states to 13755 states and 43280 transitions. [2019-01-13 03:31:41,615 INFO L78 Accepts]: Start accepts. Automaton has 13755 states and 43280 transitions. Word has length 60 [2019-01-13 03:31:41,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:31:41,615 INFO L480 AbstractCegarLoop]: Abstraction has 13755 states and 43280 transitions. [2019-01-13 03:31:41,616 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-13 03:31:41,616 INFO L276 IsEmpty]: Start isEmpty. Operand 13755 states and 43280 transitions. [2019-01-13 03:31:41,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-01-13 03:31:41,627 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:31:41,628 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] [2019-01-13 03:31:41,628 INFO L423 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:31:41,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:31:41,628 INFO L82 PathProgramCache]: Analyzing trace with hash 553940321, now seen corresponding path program 1 times [2019-01-13 03:31:41,629 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:31:41,630 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:31:41,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:41,632 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:31:41,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:41,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:31:41,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:31:41,864 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:31:41,864 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-13 03:31:41,865 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-01-13 03:31:41,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-01-13 03:31:41,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-01-13 03:31:41,865 INFO L87 Difference]: Start difference. First operand 13755 states and 43280 transitions. Second operand 4 states. [2019-01-13 03:31:42,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:31:42,407 INFO L93 Difference]: Finished difference Result 17635 states and 54585 transitions. [2019-01-13 03:31:42,408 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-01-13 03:31:42,408 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 64 [2019-01-13 03:31:42,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:31:42,434 INFO L225 Difference]: With dead ends: 17635 [2019-01-13 03:31:42,435 INFO L226 Difference]: Without dead ends: 17635 [2019-01-13 03:31:42,435 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-01-13 03:31:42,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17635 states. [2019-01-13 03:31:42,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17635 to 15793. [2019-01-13 03:31:42,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15793 states. [2019-01-13 03:31:42,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15793 states to 15793 states and 49131 transitions. [2019-01-13 03:31:42,676 INFO L78 Accepts]: Start accepts. Automaton has 15793 states and 49131 transitions. Word has length 64 [2019-01-13 03:31:42,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:31:42,677 INFO L480 AbstractCegarLoop]: Abstraction has 15793 states and 49131 transitions. [2019-01-13 03:31:42,677 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-01-13 03:31:42,677 INFO L276 IsEmpty]: Start isEmpty. Operand 15793 states and 49131 transitions. [2019-01-13 03:31:42,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-01-13 03:31:42,691 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:31:42,691 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] [2019-01-13 03:31:42,692 INFO L423 AbstractCegarLoop]: === Iteration 9 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:31:42,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:31:42,692 INFO L82 PathProgramCache]: Analyzing trace with hash -1523269022, now seen corresponding path program 1 times [2019-01-13 03:31:42,692 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:31:42,692 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:31:42,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:42,696 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:31:42,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:42,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:31:42,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:31:42,807 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:31:42,807 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-13 03:31:42,807 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-13 03:31:42,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-13 03:31:42,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 03:31:42,809 INFO L87 Difference]: Start difference. First operand 15793 states and 49131 transitions. Second operand 3 states. [2019-01-13 03:31:43,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:31:43,219 INFO L93 Difference]: Finished difference Result 16385 states and 50738 transitions. [2019-01-13 03:31:43,220 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-13 03:31:43,220 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2019-01-13 03:31:43,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:31:43,243 INFO L225 Difference]: With dead ends: 16385 [2019-01-13 03:31:43,244 INFO L226 Difference]: Without dead ends: 16385 [2019-01-13 03:31:43,244 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 [2019-01-13 03:31:43,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16385 states. [2019-01-13 03:31:43,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16385 to 16109. [2019-01-13 03:31:43,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16109 states. [2019-01-13 03:31:43,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16109 states to 16109 states and 49981 transitions. [2019-01-13 03:31:43,487 INFO L78 Accepts]: Start accepts. Automaton has 16109 states and 49981 transitions. Word has length 64 [2019-01-13 03:31:43,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:31:43,487 INFO L480 AbstractCegarLoop]: Abstraction has 16109 states and 49981 transitions. [2019-01-13 03:31:43,487 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-13 03:31:43,487 INFO L276 IsEmpty]: Start isEmpty. Operand 16109 states and 49981 transitions. [2019-01-13 03:31:43,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-01-13 03:31:43,501 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:31:43,501 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] [2019-01-13 03:31:43,501 INFO L423 AbstractCegarLoop]: === Iteration 10 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:31:43,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:31:43,502 INFO L82 PathProgramCache]: Analyzing trace with hash 493974152, now seen corresponding path program 1 times [2019-01-13 03:31:43,502 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:31:43,502 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:31:43,506 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:43,506 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:31:43,506 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:43,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:31:43,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:31:43,712 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:31:43,712 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-13 03:31:43,712 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-13 03:31:43,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-13 03:31:43,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-01-13 03:31:43,713 INFO L87 Difference]: Start difference. First operand 16109 states and 49981 transitions. Second operand 6 states. [2019-01-13 03:31:45,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:31:45,507 INFO L93 Difference]: Finished difference Result 19821 states and 60437 transitions. [2019-01-13 03:31:45,507 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-13 03:31:45,508 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 66 [2019-01-13 03:31:45,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:31:45,536 INFO L225 Difference]: With dead ends: 19821 [2019-01-13 03:31:45,537 INFO L226 Difference]: Without dead ends: 19821 [2019-01-13 03:31:45,537 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-01-13 03:31:45,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19821 states. [2019-01-13 03:31:45,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19821 to 18617. [2019-01-13 03:31:45,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18617 states. [2019-01-13 03:31:45,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18617 states to 18617 states and 57217 transitions. [2019-01-13 03:31:45,807 INFO L78 Accepts]: Start accepts. Automaton has 18617 states and 57217 transitions. Word has length 66 [2019-01-13 03:31:45,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:31:45,807 INFO L480 AbstractCegarLoop]: Abstraction has 18617 states and 57217 transitions. [2019-01-13 03:31:45,807 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-13 03:31:45,807 INFO L276 IsEmpty]: Start isEmpty. Operand 18617 states and 57217 transitions. [2019-01-13 03:31:45,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-01-13 03:31:45,819 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:31:45,819 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] [2019-01-13 03:31:45,819 INFO L423 AbstractCegarLoop]: === Iteration 11 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:31:45,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:31:45,820 INFO L82 PathProgramCache]: Analyzing trace with hash -1583235191, now seen corresponding path program 1 times [2019-01-13 03:31:45,820 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:31:45,820 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:31:45,822 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:45,822 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:31:45,822 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:45,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:31:46,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:31:46,218 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:31:46,218 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-13 03:31:46,219 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-13 03:31:46,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-13 03:31:46,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-01-13 03:31:46,219 INFO L87 Difference]: Start difference. First operand 18617 states and 57217 transitions. Second operand 6 states. [2019-01-13 03:31:46,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:31:46,961 INFO L93 Difference]: Finished difference Result 21449 states and 63626 transitions. [2019-01-13 03:31:46,962 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-01-13 03:31:46,962 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 66 [2019-01-13 03:31:46,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:31:46,992 INFO L225 Difference]: With dead ends: 21449 [2019-01-13 03:31:46,993 INFO L226 Difference]: Without dead ends: 21449 [2019-01-13 03:31:46,993 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2019-01-13 03:31:47,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21449 states. [2019-01-13 03:31:47,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21449 to 19133. [2019-01-13 03:31:47,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19133 states. [2019-01-13 03:31:47,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19133 states to 19133 states and 57764 transitions. [2019-01-13 03:31:47,274 INFO L78 Accepts]: Start accepts. Automaton has 19133 states and 57764 transitions. Word has length 66 [2019-01-13 03:31:47,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:31:47,274 INFO L480 AbstractCegarLoop]: Abstraction has 19133 states and 57764 transitions. [2019-01-13 03:31:47,274 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-13 03:31:47,274 INFO L276 IsEmpty]: Start isEmpty. Operand 19133 states and 57764 transitions. [2019-01-13 03:31:47,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-01-13 03:31:47,285 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:31:47,285 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] [2019-01-13 03:31:47,285 INFO L423 AbstractCegarLoop]: === Iteration 12 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:31:47,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:31:47,286 INFO L82 PathProgramCache]: Analyzing trace with hash -1371884278, now seen corresponding path program 1 times [2019-01-13 03:31:47,286 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:31:47,286 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:31:47,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:47,288 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:31:47,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:47,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:31:47,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:31:47,602 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:31:47,602 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-13 03:31:47,602 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-13 03:31:47,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-13 03:31:47,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 03:31:47,603 INFO L87 Difference]: Start difference. First operand 19133 states and 57764 transitions. Second operand 5 states. [2019-01-13 03:31:48,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:31:48,225 INFO L93 Difference]: Finished difference Result 25024 states and 75018 transitions. [2019-01-13 03:31:48,226 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-13 03:31:48,226 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 66 [2019-01-13 03:31:48,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:31:48,262 INFO L225 Difference]: With dead ends: 25024 [2019-01-13 03:31:48,262 INFO L226 Difference]: Without dead ends: 25024 [2019-01-13 03:31:48,262 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-01-13 03:31:48,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25024 states. [2019-01-13 03:31:48,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25024 to 22709. [2019-01-13 03:31:48,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22709 states. [2019-01-13 03:31:48,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22709 states to 22709 states and 68032 transitions. [2019-01-13 03:31:48,612 INFO L78 Accepts]: Start accepts. Automaton has 22709 states and 68032 transitions. Word has length 66 [2019-01-13 03:31:48,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:31:48,612 INFO L480 AbstractCegarLoop]: Abstraction has 22709 states and 68032 transitions. [2019-01-13 03:31:48,612 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-13 03:31:48,612 INFO L276 IsEmpty]: Start isEmpty. Operand 22709 states and 68032 transitions. [2019-01-13 03:31:48,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-01-13 03:31:48,624 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:31:48,624 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] [2019-01-13 03:31:48,625 INFO L423 AbstractCegarLoop]: === Iteration 13 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:31:48,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:31:48,625 INFO L82 PathProgramCache]: Analyzing trace with hash -1882418455, now seen corresponding path program 1 times [2019-01-13 03:31:48,625 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:31:48,625 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:31:48,627 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:48,627 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:31:48,627 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:48,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:31:48,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:31:48,759 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:31:48,759 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-13 03:31:48,760 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-13 03:31:48,760 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-13 03:31:48,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-01-13 03:31:48,760 INFO L87 Difference]: Start difference. First operand 22709 states and 68032 transitions. Second operand 5 states. [2019-01-13 03:31:48,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:31:48,831 INFO L93 Difference]: Finished difference Result 7837 states and 18946 transitions. [2019-01-13 03:31:48,832 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-01-13 03:31:48,832 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 66 [2019-01-13 03:31:48,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:31:48,840 INFO L225 Difference]: With dead ends: 7837 [2019-01-13 03:31:48,840 INFO L226 Difference]: Without dead ends: 6355 [2019-01-13 03:31:48,840 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-01-13 03:31:48,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6355 states. [2019-01-13 03:31:48,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6355 to 5703. [2019-01-13 03:31:48,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5703 states. [2019-01-13 03:31:48,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5703 states to 5703 states and 13364 transitions. [2019-01-13 03:31:48,900 INFO L78 Accepts]: Start accepts. Automaton has 5703 states and 13364 transitions. Word has length 66 [2019-01-13 03:31:48,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:31:48,900 INFO L480 AbstractCegarLoop]: Abstraction has 5703 states and 13364 transitions. [2019-01-13 03:31:48,900 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-13 03:31:48,900 INFO L276 IsEmpty]: Start isEmpty. Operand 5703 states and 13364 transitions. [2019-01-13 03:31:48,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-01-13 03:31:48,906 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:31:48,906 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] [2019-01-13 03:31:48,907 INFO L423 AbstractCegarLoop]: === Iteration 14 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:31:48,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:31:48,907 INFO L82 PathProgramCache]: Analyzing trace with hash 890203314, now seen corresponding path program 1 times [2019-01-13 03:31:48,907 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:31:48,907 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:31:48,909 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:48,909 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:31:48,910 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:48,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:31:48,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:31:48,994 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:31:48,994 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-13 03:31:48,994 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-13 03:31:48,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-13 03:31:48,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 03:31:48,996 INFO L87 Difference]: Start difference. First operand 5703 states and 13364 transitions. Second operand 3 states. [2019-01-13 03:31:49,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:31:49,093 INFO L93 Difference]: Finished difference Result 7505 states and 17450 transitions. [2019-01-13 03:31:49,095 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-13 03:31:49,095 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 66 [2019-01-13 03:31:49,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:31:49,106 INFO L225 Difference]: With dead ends: 7505 [2019-01-13 03:31:49,106 INFO L226 Difference]: Without dead ends: 7505 [2019-01-13 03:31:49,107 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 [2019-01-13 03:31:49,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7505 states. [2019-01-13 03:31:49,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7505 to 5642. [2019-01-13 03:31:49,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5642 states. [2019-01-13 03:31:49,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5642 states to 5642 states and 12904 transitions. [2019-01-13 03:31:49,189 INFO L78 Accepts]: Start accepts. Automaton has 5642 states and 12904 transitions. Word has length 66 [2019-01-13 03:31:49,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:31:49,189 INFO L480 AbstractCegarLoop]: Abstraction has 5642 states and 12904 transitions. [2019-01-13 03:31:49,189 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-13 03:31:49,189 INFO L276 IsEmpty]: Start isEmpty. Operand 5642 states and 12904 transitions. [2019-01-13 03:31:49,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-01-13 03:31:49,197 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:31:49,197 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] [2019-01-13 03:31:49,198 INFO L423 AbstractCegarLoop]: === Iteration 15 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:31:49,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:31:49,198 INFO L82 PathProgramCache]: Analyzing trace with hash 1181781029, now seen corresponding path program 1 times [2019-01-13 03:31:49,198 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:31:49,198 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:31:49,200 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:49,201 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:31:49,201 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:49,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:31:49,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:31:49,383 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:31:49,383 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-13 03:31:49,383 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-13 03:31:49,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-13 03:31:49,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 03:31:49,384 INFO L87 Difference]: Start difference. First operand 5642 states and 12904 transitions. Second operand 5 states. [2019-01-13 03:31:49,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:31:49,605 INFO L93 Difference]: Finished difference Result 6806 states and 15528 transitions. [2019-01-13 03:31:49,607 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-01-13 03:31:49,607 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 72 [2019-01-13 03:31:49,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:31:49,616 INFO L225 Difference]: With dead ends: 6806 [2019-01-13 03:31:49,616 INFO L226 Difference]: Without dead ends: 6806 [2019-01-13 03:31:49,617 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-01-13 03:31:49,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6806 states. [2019-01-13 03:31:49,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6806 to 6086. [2019-01-13 03:31:49,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6086 states. [2019-01-13 03:31:49,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6086 states to 6086 states and 13908 transitions. [2019-01-13 03:31:49,722 INFO L78 Accepts]: Start accepts. Automaton has 6086 states and 13908 transitions. Word has length 72 [2019-01-13 03:31:49,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:31:49,723 INFO L480 AbstractCegarLoop]: Abstraction has 6086 states and 13908 transitions. [2019-01-13 03:31:49,723 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-13 03:31:49,723 INFO L276 IsEmpty]: Start isEmpty. Operand 6086 states and 13908 transitions. [2019-01-13 03:31:49,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-01-13 03:31:49,731 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:31:49,732 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] [2019-01-13 03:31:49,732 INFO L423 AbstractCegarLoop]: === Iteration 16 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:31:49,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:31:49,732 INFO L82 PathProgramCache]: Analyzing trace with hash -1370375932, now seen corresponding path program 1 times [2019-01-13 03:31:49,732 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:31:49,733 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:31:49,734 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:49,735 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:31:49,735 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:49,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:31:50,159 WARN L181 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 6 [2019-01-13 03:31:50,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:31:50,211 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:31:50,211 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-01-13 03:31:50,211 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-01-13 03:31:50,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-01-13 03:31:50,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-01-13 03:31:50,216 INFO L87 Difference]: Start difference. First operand 6086 states and 13908 transitions. Second operand 9 states. [2019-01-13 03:31:51,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:31:51,123 INFO L93 Difference]: Finished difference Result 8112 states and 18389 transitions. [2019-01-13 03:31:51,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-01-13 03:31:51,124 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 72 [2019-01-13 03:31:51,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:31:51,133 INFO L225 Difference]: With dead ends: 8112 [2019-01-13 03:31:51,133 INFO L226 Difference]: Without dead ends: 7993 [2019-01-13 03:31:51,133 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2019-01-13 03:31:51,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7993 states. [2019-01-13 03:31:51,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7993 to 6183. [2019-01-13 03:31:51,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6183 states. [2019-01-13 03:31:51,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6183 states to 6183 states and 14001 transitions. [2019-01-13 03:31:51,204 INFO L78 Accepts]: Start accepts. Automaton has 6183 states and 14001 transitions. Word has length 72 [2019-01-13 03:31:51,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:31:51,205 INFO L480 AbstractCegarLoop]: Abstraction has 6183 states and 14001 transitions. [2019-01-13 03:31:51,205 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-01-13 03:31:51,205 INFO L276 IsEmpty]: Start isEmpty. Operand 6183 states and 14001 transitions. [2019-01-13 03:31:51,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-01-13 03:31:51,214 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:31:51,214 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] [2019-01-13 03:31:51,214 INFO L423 AbstractCegarLoop]: === Iteration 17 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:31:51,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:31:51,216 INFO L82 PathProgramCache]: Analyzing trace with hash -1666827177, now seen corresponding path program 1 times [2019-01-13 03:31:51,217 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:31:51,217 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:31:51,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:51,219 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:31:51,220 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:51,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:31:51,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:31:51,443 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:31:51,443 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-13 03:31:51,443 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-01-13 03:31:51,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-01-13 03:31:51,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-01-13 03:31:51,444 INFO L87 Difference]: Start difference. First operand 6183 states and 14001 transitions. Second operand 4 states. [2019-01-13 03:31:51,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:31:51,849 INFO L93 Difference]: Finished difference Result 9854 states and 22232 transitions. [2019-01-13 03:31:51,850 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-01-13 03:31:51,850 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 91 [2019-01-13 03:31:51,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:31:51,861 INFO L225 Difference]: With dead ends: 9854 [2019-01-13 03:31:51,861 INFO L226 Difference]: Without dead ends: 9854 [2019-01-13 03:31:51,861 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-01-13 03:31:51,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9854 states. [2019-01-13 03:31:51,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9854 to 7303. [2019-01-13 03:31:51,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7303 states. [2019-01-13 03:31:51,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7303 states to 7303 states and 16335 transitions. [2019-01-13 03:31:51,948 INFO L78 Accepts]: Start accepts. Automaton has 7303 states and 16335 transitions. Word has length 91 [2019-01-13 03:31:51,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:31:51,949 INFO L480 AbstractCegarLoop]: Abstraction has 7303 states and 16335 transitions. [2019-01-13 03:31:51,949 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-01-13 03:31:51,949 INFO L276 IsEmpty]: Start isEmpty. Operand 7303 states and 16335 transitions. [2019-01-13 03:31:51,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-01-13 03:31:51,958 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:31:51,958 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] [2019-01-13 03:31:51,958 INFO L423 AbstractCegarLoop]: === Iteration 18 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:31:51,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:31:51,958 INFO L82 PathProgramCache]: Analyzing trace with hash 496143053, now seen corresponding path program 1 times [2019-01-13 03:31:51,959 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:31:51,959 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:31:51,960 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:51,960 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:31:51,960 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:51,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:31:52,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:31:52,182 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:31:52,182 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-13 03:31:52,185 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-01-13 03:31:52,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-01-13 03:31:52,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-01-13 03:31:52,185 INFO L87 Difference]: Start difference. First operand 7303 states and 16335 transitions. Second operand 4 states. [2019-01-13 03:31:52,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:31:52,560 INFO L93 Difference]: Finished difference Result 7805 states and 17493 transitions. [2019-01-13 03:31:52,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-01-13 03:31:52,561 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 91 [2019-01-13 03:31:52,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:31:52,569 INFO L225 Difference]: With dead ends: 7805 [2019-01-13 03:31:52,569 INFO L226 Difference]: Without dead ends: 7805 [2019-01-13 03:31:52,569 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-01-13 03:31:52,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7805 states. [2019-01-13 03:31:52,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7805 to 7209. [2019-01-13 03:31:52,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7209 states. [2019-01-13 03:31:52,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7209 states to 7209 states and 16230 transitions. [2019-01-13 03:31:52,643 INFO L78 Accepts]: Start accepts. Automaton has 7209 states and 16230 transitions. Word has length 91 [2019-01-13 03:31:52,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:31:52,643 INFO L480 AbstractCegarLoop]: Abstraction has 7209 states and 16230 transitions. [2019-01-13 03:31:52,643 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-01-13 03:31:52,643 INFO L276 IsEmpty]: Start isEmpty. Operand 7209 states and 16230 transitions. [2019-01-13 03:31:52,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-01-13 03:31:52,651 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:31:52,651 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] [2019-01-13 03:31:52,651 INFO L423 AbstractCegarLoop]: === Iteration 19 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:31:52,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:31:52,651 INFO L82 PathProgramCache]: Analyzing trace with hash -471503779, now seen corresponding path program 1 times [2019-01-13 03:31:52,652 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:31:52,652 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:31:52,653 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:52,653 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:31:52,653 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:52,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:31:53,432 WARN L181 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 9 [2019-01-13 03:31:53,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:31:53,444 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:31:53,444 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-01-13 03:31:53,444 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-13 03:31:53,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-13 03:31:53,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2019-01-13 03:31:53,445 INFO L87 Difference]: Start difference. First operand 7209 states and 16230 transitions. Second operand 7 states. [2019-01-13 03:31:54,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:31:54,318 INFO L93 Difference]: Finished difference Result 8986 states and 20184 transitions. [2019-01-13 03:31:54,319 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-13 03:31:54,319 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 93 [2019-01-13 03:31:54,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:31:54,329 INFO L225 Difference]: With dead ends: 8986 [2019-01-13 03:31:54,329 INFO L226 Difference]: Without dead ends: 8986 [2019-01-13 03:31:54,330 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2019-01-13 03:31:54,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8986 states. [2019-01-13 03:31:54,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8986 to 7321. [2019-01-13 03:31:54,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7321 states. [2019-01-13 03:31:54,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7321 states to 7321 states and 16550 transitions. [2019-01-13 03:31:54,410 INFO L78 Accepts]: Start accepts. Automaton has 7321 states and 16550 transitions. Word has length 93 [2019-01-13 03:31:54,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:31:54,410 INFO L480 AbstractCegarLoop]: Abstraction has 7321 states and 16550 transitions. [2019-01-13 03:31:54,410 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-13 03:31:54,410 INFO L276 IsEmpty]: Start isEmpty. Operand 7321 states and 16550 transitions. [2019-01-13 03:31:54,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-01-13 03:31:54,417 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:31:54,417 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] [2019-01-13 03:31:54,418 INFO L423 AbstractCegarLoop]: === Iteration 20 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:31:54,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:31:54,418 INFO L82 PathProgramCache]: Analyzing trace with hash -2034999584, now seen corresponding path program 1 times [2019-01-13 03:31:54,418 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:31:54,418 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:31:54,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:54,420 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:31:54,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:54,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:31:54,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:31:54,576 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:31:54,576 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-13 03:31:54,577 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-13 03:31:54,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-13 03:31:54,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 03:31:54,577 INFO L87 Difference]: Start difference. First operand 7321 states and 16550 transitions. Second operand 5 states. [2019-01-13 03:31:54,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:31:54,711 INFO L93 Difference]: Finished difference Result 8130 states and 18286 transitions. [2019-01-13 03:31:54,712 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-13 03:31:54,712 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 93 [2019-01-13 03:31:54,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:31:54,721 INFO L225 Difference]: With dead ends: 8130 [2019-01-13 03:31:54,721 INFO L226 Difference]: Without dead ends: 8130 [2019-01-13 03:31:54,721 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-01-13 03:31:54,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8130 states. [2019-01-13 03:31:54,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8130 to 6217. [2019-01-13 03:31:54,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6217 states. [2019-01-13 03:31:54,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6217 states to 6217 states and 14069 transitions. [2019-01-13 03:31:54,791 INFO L78 Accepts]: Start accepts. Automaton has 6217 states and 14069 transitions. Word has length 93 [2019-01-13 03:31:54,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:31:54,791 INFO L480 AbstractCegarLoop]: Abstraction has 6217 states and 14069 transitions. [2019-01-13 03:31:54,791 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-13 03:31:54,791 INFO L276 IsEmpty]: Start isEmpty. Operand 6217 states and 14069 transitions. [2019-01-13 03:31:54,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-01-13 03:31:54,798 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:31:54,798 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] [2019-01-13 03:31:54,798 INFO L423 AbstractCegarLoop]: === Iteration 21 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:31:54,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:31:54,799 INFO L82 PathProgramCache]: Analyzing trace with hash 2005231167, now seen corresponding path program 1 times [2019-01-13 03:31:54,799 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:31:54,799 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:31:54,800 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:54,800 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:31:54,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:54,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:31:54,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:31:54,882 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:31:54,883 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-13 03:31:54,883 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-13 03:31:54,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-13 03:31:54,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 03:31:54,883 INFO L87 Difference]: Start difference. First operand 6217 states and 14069 transitions. Second operand 5 states. [2019-01-13 03:31:55,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:31:55,421 INFO L93 Difference]: Finished difference Result 9852 states and 22424 transitions. [2019-01-13 03:31:55,422 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-01-13 03:31:55,422 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 93 [2019-01-13 03:31:55,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:31:55,433 INFO L225 Difference]: With dead ends: 9852 [2019-01-13 03:31:55,434 INFO L226 Difference]: Without dead ends: 9774 [2019-01-13 03:31:55,434 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 [2019-01-13 03:31:55,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9774 states. [2019-01-13 03:31:55,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9774 to 7358. [2019-01-13 03:31:55,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7358 states. [2019-01-13 03:31:55,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7358 states to 7358 states and 16716 transitions. [2019-01-13 03:31:55,521 INFO L78 Accepts]: Start accepts. Automaton has 7358 states and 16716 transitions. Word has length 93 [2019-01-13 03:31:55,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:31:55,522 INFO L480 AbstractCegarLoop]: Abstraction has 7358 states and 16716 transitions. [2019-01-13 03:31:55,522 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-13 03:31:55,522 INFO L276 IsEmpty]: Start isEmpty. Operand 7358 states and 16716 transitions. [2019-01-13 03:31:55,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-01-13 03:31:55,529 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:31:55,529 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] [2019-01-13 03:31:55,530 INFO L423 AbstractCegarLoop]: === Iteration 22 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:31:55,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:31:55,531 INFO L82 PathProgramCache]: Analyzing trace with hash -1044971648, now seen corresponding path program 1 times [2019-01-13 03:31:55,532 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:31:55,532 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:31:55,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:55,534 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:31:55,535 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:55,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:31:55,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:31:55,758 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:31:55,758 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-13 03:31:55,758 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-13 03:31:55,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-13 03:31:55,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-01-13 03:31:55,759 INFO L87 Difference]: Start difference. First operand 7358 states and 16716 transitions. Second operand 6 states. [2019-01-13 03:31:57,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:31:57,849 INFO L93 Difference]: Finished difference Result 9349 states and 21078 transitions. [2019-01-13 03:31:57,851 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-01-13 03:31:57,851 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2019-01-13 03:31:57,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:31:57,864 INFO L225 Difference]: With dead ends: 9349 [2019-01-13 03:31:57,864 INFO L226 Difference]: Without dead ends: 9270 [2019-01-13 03:31:57,864 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-01-13 03:31:57,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9270 states. [2019-01-13 03:31:57,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9270 to 6928. [2019-01-13 03:31:57,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6928 states. [2019-01-13 03:31:57,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6928 states to 6928 states and 15763 transitions. [2019-01-13 03:31:57,970 INFO L78 Accepts]: Start accepts. Automaton has 6928 states and 15763 transitions. Word has length 93 [2019-01-13 03:31:57,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:31:57,971 INFO L480 AbstractCegarLoop]: Abstraction has 6928 states and 15763 transitions. [2019-01-13 03:31:57,971 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-13 03:31:57,971 INFO L276 IsEmpty]: Start isEmpty. Operand 6928 states and 15763 transitions. [2019-01-13 03:31:57,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-01-13 03:31:57,978 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:31:57,978 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] [2019-01-13 03:31:57,979 INFO L423 AbstractCegarLoop]: === Iteration 23 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:31:57,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:31:57,979 INFO L82 PathProgramCache]: Analyzing trace with hash -1661415981, now seen corresponding path program 1 times [2019-01-13 03:31:57,979 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:31:57,979 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:31:57,984 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:57,984 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:31:57,984 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:57,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:31:58,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:31:58,173 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:31:58,173 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-01-13 03:31:58,174 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-01-13 03:31:58,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-01-13 03:31:58,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2019-01-13 03:31:58,174 INFO L87 Difference]: Start difference. First operand 6928 states and 15763 transitions. Second operand 9 states. [2019-01-13 03:31:58,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:31:58,864 INFO L93 Difference]: Finished difference Result 9639 states and 21910 transitions. [2019-01-13 03:31:58,865 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2019-01-13 03:31:58,865 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 93 [2019-01-13 03:31:58,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:31:58,876 INFO L225 Difference]: With dead ends: 9639 [2019-01-13 03:31:58,876 INFO L226 Difference]: Without dead ends: 9639 [2019-01-13 03:31:58,877 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2019-01-13 03:31:58,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9639 states. [2019-01-13 03:31:59,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9639 to 8631. [2019-01-13 03:31:59,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8631 states. [2019-01-13 03:31:59,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8631 states to 8631 states and 19631 transitions. [2019-01-13 03:31:59,038 INFO L78 Accepts]: Start accepts. Automaton has 8631 states and 19631 transitions. Word has length 93 [2019-01-13 03:31:59,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:31:59,038 INFO L480 AbstractCegarLoop]: Abstraction has 8631 states and 19631 transitions. [2019-01-13 03:31:59,038 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-01-13 03:31:59,039 INFO L276 IsEmpty]: Start isEmpty. Operand 8631 states and 19631 transitions. [2019-01-13 03:31:59,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-01-13 03:31:59,049 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:31:59,049 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] [2019-01-13 03:31:59,049 INFO L423 AbstractCegarLoop]: === Iteration 24 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:31:59,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:31:59,049 INFO L82 PathProgramCache]: Analyzing trace with hash 146038482, now seen corresponding path program 1 times [2019-01-13 03:31:59,050 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:31:59,050 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:31:59,054 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:59,054 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:31:59,055 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:59,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:31:59,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:31:59,326 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:31:59,326 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-13 03:31:59,326 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-01-13 03:31:59,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-01-13 03:31:59,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-01-13 03:31:59,328 INFO L87 Difference]: Start difference. First operand 8631 states and 19631 transitions. Second operand 4 states. [2019-01-13 03:31:59,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:31:59,443 INFO L93 Difference]: Finished difference Result 8903 states and 20327 transitions. [2019-01-13 03:31:59,444 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-01-13 03:31:59,444 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 93 [2019-01-13 03:31:59,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:31:59,455 INFO L225 Difference]: With dead ends: 8903 [2019-01-13 03:31:59,455 INFO L226 Difference]: Without dead ends: 8871 [2019-01-13 03:31:59,456 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-01-13 03:31:59,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8871 states. [2019-01-13 03:31:59,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8871 to 8727. [2019-01-13 03:31:59,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8727 states. [2019-01-13 03:31:59,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8727 states to 8727 states and 19887 transitions. [2019-01-13 03:31:59,543 INFO L78 Accepts]: Start accepts. Automaton has 8727 states and 19887 transitions. Word has length 93 [2019-01-13 03:31:59,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:31:59,544 INFO L480 AbstractCegarLoop]: Abstraction has 8727 states and 19887 transitions. [2019-01-13 03:31:59,544 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-01-13 03:31:59,544 INFO L276 IsEmpty]: Start isEmpty. Operand 8727 states and 19887 transitions. [2019-01-13 03:31:59,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-01-13 03:31:59,553 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:31:59,553 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] [2019-01-13 03:31:59,553 INFO L423 AbstractCegarLoop]: === Iteration 25 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:31:59,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:31:59,554 INFO L82 PathProgramCache]: Analyzing trace with hash 836599956, now seen corresponding path program 1 times [2019-01-13 03:31:59,556 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:31:59,556 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:31:59,558 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:59,558 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:31:59,559 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:31:59,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:31:59,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:31:59,750 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:31:59,750 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-01-13 03:31:59,750 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-01-13 03:31:59,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-01-13 03:31:59,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-01-13 03:31:59,751 INFO L87 Difference]: Start difference. First operand 8727 states and 19887 transitions. Second operand 8 states. [2019-01-13 03:32:00,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:32:00,320 INFO L93 Difference]: Finished difference Result 13198 states and 30502 transitions. [2019-01-13 03:32:00,321 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-01-13 03:32:00,321 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 93 [2019-01-13 03:32:00,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:32:00,335 INFO L225 Difference]: With dead ends: 13198 [2019-01-13 03:32:00,335 INFO L226 Difference]: Without dead ends: 13198 [2019-01-13 03:32:00,336 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2019-01-13 03:32:00,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13198 states. [2019-01-13 03:32:00,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13198 to 9365. [2019-01-13 03:32:00,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9365 states. [2019-01-13 03:32:00,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9365 states to 9365 states and 21554 transitions. [2019-01-13 03:32:00,453 INFO L78 Accepts]: Start accepts. Automaton has 9365 states and 21554 transitions. Word has length 93 [2019-01-13 03:32:00,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:32:00,453 INFO L480 AbstractCegarLoop]: Abstraction has 9365 states and 21554 transitions. [2019-01-13 03:32:00,453 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-01-13 03:32:00,453 INFO L276 IsEmpty]: Start isEmpty. Operand 9365 states and 21554 transitions. [2019-01-13 03:32:00,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-01-13 03:32:00,462 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:32:00,463 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] [2019-01-13 03:32:00,463 INFO L423 AbstractCegarLoop]: === Iteration 26 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:32:00,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:32:00,463 INFO L82 PathProgramCache]: Analyzing trace with hash 1724103637, now seen corresponding path program 1 times [2019-01-13 03:32:00,463 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:32:00,464 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:32:00,465 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:32:00,465 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:32:00,465 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:32:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:32:00,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:32:00,911 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:32:00,911 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-01-13 03:32:00,911 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-01-13 03:32:00,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-01-13 03:32:00,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2019-01-13 03:32:00,912 INFO L87 Difference]: Start difference. First operand 9365 states and 21554 transitions. Second operand 10 states. [2019-01-13 03:32:01,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:32:01,944 INFO L93 Difference]: Finished difference Result 12545 states and 28910 transitions. [2019-01-13 03:32:01,945 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-01-13 03:32:01,945 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 93 [2019-01-13 03:32:01,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:32:01,959 INFO L225 Difference]: With dead ends: 12545 [2019-01-13 03:32:01,959 INFO L226 Difference]: Without dead ends: 12545 [2019-01-13 03:32:01,959 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=96, Invalid=366, Unknown=0, NotChecked=0, Total=462 [2019-01-13 03:32:01,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12545 states. [2019-01-13 03:32:02,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12545 to 10501. [2019-01-13 03:32:02,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10501 states. [2019-01-13 03:32:02,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10501 states to 10501 states and 24012 transitions. [2019-01-13 03:32:02,075 INFO L78 Accepts]: Start accepts. Automaton has 10501 states and 24012 transitions. Word has length 93 [2019-01-13 03:32:02,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:32:02,076 INFO L480 AbstractCegarLoop]: Abstraction has 10501 states and 24012 transitions. [2019-01-13 03:32:02,076 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-01-13 03:32:02,076 INFO L276 IsEmpty]: Start isEmpty. Operand 10501 states and 24012 transitions. [2019-01-13 03:32:02,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-01-13 03:32:02,087 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:32:02,087 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] [2019-01-13 03:32:02,087 INFO L423 AbstractCegarLoop]: === Iteration 27 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:32:02,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:32:02,087 INFO L82 PathProgramCache]: Analyzing trace with hash -7871915, now seen corresponding path program 1 times [2019-01-13 03:32:02,087 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:32:02,088 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:32:02,091 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:32:02,092 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:32:02,092 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:32:02,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:32:02,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:32:02,246 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:32:02,246 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-13 03:32:02,247 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-13 03:32:02,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-13 03:32:02,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-01-13 03:32:02,247 INFO L87 Difference]: Start difference. First operand 10501 states and 24012 transitions. Second operand 6 states. [2019-01-13 03:32:02,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:32:02,399 INFO L93 Difference]: Finished difference Result 10133 states and 22836 transitions. [2019-01-13 03:32:02,400 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-13 03:32:02,400 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2019-01-13 03:32:02,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:32:02,411 INFO L225 Difference]: With dead ends: 10133 [2019-01-13 03:32:02,411 INFO L226 Difference]: Without dead ends: 10133 [2019-01-13 03:32:02,412 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2019-01-13 03:32:02,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10133 states. [2019-01-13 03:32:02,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10133 to 7136. [2019-01-13 03:32:02,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7136 states. [2019-01-13 03:32:02,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7136 states to 7136 states and 16093 transitions. [2019-01-13 03:32:02,505 INFO L78 Accepts]: Start accepts. Automaton has 7136 states and 16093 transitions. Word has length 93 [2019-01-13 03:32:02,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:32:02,506 INFO L480 AbstractCegarLoop]: Abstraction has 7136 states and 16093 transitions. [2019-01-13 03:32:02,506 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-13 03:32:02,506 INFO L276 IsEmpty]: Start isEmpty. Operand 7136 states and 16093 transitions. [2019-01-13 03:32:02,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-01-13 03:32:02,513 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:32:02,513 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] [2019-01-13 03:32:02,513 INFO L423 AbstractCegarLoop]: === Iteration 28 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:32:02,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:32:02,514 INFO L82 PathProgramCache]: Analyzing trace with hash -1803035193, now seen corresponding path program 1 times [2019-01-13 03:32:02,514 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:32:02,514 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:32:02,515 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:32:02,515 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:32:02,516 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:32:02,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:32:02,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:32:02,726 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:32:02,726 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-13 03:32:02,726 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-13 03:32:02,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-13 03:32:02,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-01-13 03:32:02,727 INFO L87 Difference]: Start difference. First operand 7136 states and 16093 transitions. Second operand 5 states. [2019-01-13 03:32:02,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:32:02,772 INFO L93 Difference]: Finished difference Result 7136 states and 16077 transitions. [2019-01-13 03:32:02,773 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-13 03:32:02,773 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 95 [2019-01-13 03:32:02,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:32:02,782 INFO L225 Difference]: With dead ends: 7136 [2019-01-13 03:32:02,782 INFO L226 Difference]: Without dead ends: 7136 [2019-01-13 03:32:02,783 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-01-13 03:32:02,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7136 states. [2019-01-13 03:32:02,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7136 to 7136. [2019-01-13 03:32:02,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7136 states. [2019-01-13 03:32:02,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7136 states to 7136 states and 16077 transitions. [2019-01-13 03:32:02,852 INFO L78 Accepts]: Start accepts. Automaton has 7136 states and 16077 transitions. Word has length 95 [2019-01-13 03:32:02,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:32:02,852 INFO L480 AbstractCegarLoop]: Abstraction has 7136 states and 16077 transitions. [2019-01-13 03:32:02,852 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-13 03:32:02,852 INFO L276 IsEmpty]: Start isEmpty. Operand 7136 states and 16077 transitions. [2019-01-13 03:32:02,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-01-13 03:32:02,860 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:32:02,860 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] [2019-01-13 03:32:02,860 INFO L423 AbstractCegarLoop]: === Iteration 29 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:32:02,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:32:02,860 INFO L82 PathProgramCache]: Analyzing trace with hash -915531512, now seen corresponding path program 1 times [2019-01-13 03:32:02,860 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:32:02,861 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:32:02,864 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:32:02,864 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:32:02,864 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:32:02,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:32:03,162 WARN L181 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2019-01-13 03:32:03,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:32:03,305 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:32:03,305 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-01-13 03:32:03,305 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-01-13 03:32:03,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-01-13 03:32:03,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2019-01-13 03:32:03,306 INFO L87 Difference]: Start difference. First operand 7136 states and 16077 transitions. Second operand 11 states. [2019-01-13 03:32:05,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:32:05,036 INFO L93 Difference]: Finished difference Result 13009 states and 29370 transitions. [2019-01-13 03:32:05,037 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-01-13 03:32:05,037 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 95 [2019-01-13 03:32:05,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:32:05,048 INFO L225 Difference]: With dead ends: 13009 [2019-01-13 03:32:05,048 INFO L226 Difference]: Without dead ends: 9288 [2019-01-13 03:32:05,049 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=86, Invalid=376, Unknown=0, NotChecked=0, Total=462 [2019-01-13 03:32:05,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9288 states. [2019-01-13 03:32:05,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9288 to 6975. [2019-01-13 03:32:05,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6975 states. [2019-01-13 03:32:05,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6975 states to 6975 states and 15659 transitions. [2019-01-13 03:32:05,129 INFO L78 Accepts]: Start accepts. Automaton has 6975 states and 15659 transitions. Word has length 95 [2019-01-13 03:32:05,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:32:05,129 INFO L480 AbstractCegarLoop]: Abstraction has 6975 states and 15659 transitions. [2019-01-13 03:32:05,129 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-01-13 03:32:05,130 INFO L276 IsEmpty]: Start isEmpty. Operand 6975 states and 15659 transitions. [2019-01-13 03:32:05,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-01-13 03:32:05,136 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:32:05,136 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] [2019-01-13 03:32:05,137 INFO L423 AbstractCegarLoop]: === Iteration 30 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:32:05,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:32:05,137 INFO L82 PathProgramCache]: Analyzing trace with hash 2034339057, now seen corresponding path program 1 times [2019-01-13 03:32:05,137 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:32:05,137 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:32:05,142 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:32:05,142 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:32:05,142 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:32:05,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:32:05,564 WARN L181 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 10 [2019-01-13 03:32:06,047 WARN L181 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 16 [2019-01-13 03:32:06,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:32:06,075 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:32:06,076 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-13 03:32:06,076 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-13 03:32:06,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-13 03:32:06,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-01-13 03:32:06,077 INFO L87 Difference]: Start difference. First operand 6975 states and 15659 transitions. Second operand 6 states. [2019-01-13 03:32:06,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:32:06,479 INFO L93 Difference]: Finished difference Result 7816 states and 17333 transitions. [2019-01-13 03:32:06,480 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-13 03:32:06,480 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 95 [2019-01-13 03:32:06,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:32:06,489 INFO L225 Difference]: With dead ends: 7816 [2019-01-13 03:32:06,489 INFO L226 Difference]: Without dead ends: 7783 [2019-01-13 03:32:06,489 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2019-01-13 03:32:06,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7783 states. [2019-01-13 03:32:06,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7783 to 6922. [2019-01-13 03:32:06,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6922 states. [2019-01-13 03:32:06,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6922 states to 6922 states and 15422 transitions. [2019-01-13 03:32:06,564 INFO L78 Accepts]: Start accepts. Automaton has 6922 states and 15422 transitions. Word has length 95 [2019-01-13 03:32:06,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:32:06,564 INFO L480 AbstractCegarLoop]: Abstraction has 6922 states and 15422 transitions. [2019-01-13 03:32:06,564 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-13 03:32:06,564 INFO L276 IsEmpty]: Start isEmpty. Operand 6922 states and 15422 transitions. [2019-01-13 03:32:06,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-01-13 03:32:06,572 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:32:06,573 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] [2019-01-13 03:32:06,573 INFO L423 AbstractCegarLoop]: === Iteration 31 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:32:06,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:32:06,573 INFO L82 PathProgramCache]: Analyzing trace with hash 1697868305, now seen corresponding path program 2 times [2019-01-13 03:32:06,574 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:32:06,575 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:32:06,577 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:32:06,578 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 03:32:06,578 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:32:06,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 03:32:06,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 03:32:06,849 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 03:32:06,849 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-01-13 03:32:06,849 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-13 03:32:06,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-13 03:32:06,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-01-13 03:32:06,850 INFO L87 Difference]: Start difference. First operand 6922 states and 15422 transitions. Second operand 7 states. [2019-01-13 03:32:07,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 03:32:07,237 INFO L93 Difference]: Finished difference Result 8085 states and 17797 transitions. [2019-01-13 03:32:07,238 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-01-13 03:32:07,238 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 95 [2019-01-13 03:32:07,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 03:32:07,248 INFO L225 Difference]: With dead ends: 8085 [2019-01-13 03:32:07,248 INFO L226 Difference]: Without dead ends: 8085 [2019-01-13 03:32:07,249 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2019-01-13 03:32:07,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8085 states. [2019-01-13 03:32:07,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8085 to 6914. [2019-01-13 03:32:07,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6914 states. [2019-01-13 03:32:07,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6914 states to 6914 states and 15401 transitions. [2019-01-13 03:32:07,345 INFO L78 Accepts]: Start accepts. Automaton has 6914 states and 15401 transitions. Word has length 95 [2019-01-13 03:32:07,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 03:32:07,345 INFO L480 AbstractCegarLoop]: Abstraction has 6914 states and 15401 transitions. [2019-01-13 03:32:07,345 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-13 03:32:07,345 INFO L276 IsEmpty]: Start isEmpty. Operand 6914 states and 15401 transitions. [2019-01-13 03:32:07,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-01-13 03:32:07,353 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 03:32:07,354 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] [2019-01-13 03:32:07,354 INFO L423 AbstractCegarLoop]: === Iteration 32 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 03:32:07,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 03:32:07,354 INFO L82 PathProgramCache]: Analyzing trace with hash -1930862478, now seen corresponding path program 2 times [2019-01-13 03:32:07,355 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 03:32:07,355 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 03:32:07,356 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:32:07,357 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-13 03:32:07,358 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 03:32:07,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-13 03:32:07,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-13 03:32:07,473 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-13 03:32:07,679 INFO L305 ceAbstractionStarter]: Did not count any witness invariants because Icfg is not BoogieIcfg [2019-01-13 03:32:07,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.01 03:32:07 BasicIcfg [2019-01-13 03:32:07,681 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-13 03:32:07,682 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-13 03:32:07,682 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-13 03:32:07,682 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-13 03:32:07,682 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 03:31:26" (3/4) ... [2019-01-13 03:32:07,693 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2019-01-13 03:32:07,887 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-13 03:32:07,887 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-13 03:32:07,893 INFO L168 Benchmark]: Toolchain (without parser) took 43395.61 ms. Allocated memory was 1.0 GB in the beginning and 2.7 GB in the end (delta: 1.7 GB). Free memory was 951.4 MB in the beginning and 788.8 MB in the end (delta: 162.6 MB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. [2019-01-13 03:32:07,894 INFO L168 Benchmark]: CDTParser took 1.01 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 03:32:07,894 INFO L168 Benchmark]: CACSL2BoogieTranslator took 848.89 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.0 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -125.0 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. [2019-01-13 03:32:07,894 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.39 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-01-13 03:32:07,895 INFO L168 Benchmark]: Boogie Preprocessor took 47.57 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 03:32:07,895 INFO L168 Benchmark]: RCFGBuilder took 1176.02 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 45.1 MB). Peak memory consumption was 45.1 MB. Max. memory is 11.5 GB. [2019-01-13 03:32:07,895 INFO L168 Benchmark]: TraceAbstraction took 41025.61 ms. Allocated memory was 1.1 GB in the beginning and 2.7 GB in the end (delta: 1.6 GB). Free memory was 1.0 GB in the beginning and 823.7 MB in the end (delta: 195.4 MB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. [2019-01-13 03:32:07,896 INFO L168 Benchmark]: Witness Printer took 205.83 ms. Allocated memory is still 2.7 GB. Free memory was 823.7 MB in the beginning and 788.8 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2019-01-13 03:32:07,904 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.01 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 848.89 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.0 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -125.0 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 79.39 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.57 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1176.02 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 45.1 MB). Peak memory consumption was 45.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 41025.61 ms. Allocated memory was 1.1 GB in the beginning and 2.7 GB in the end (delta: 1.6 GB). Free memory was 1.0 GB in the beginning and 823.7 MB in the end (delta: 195.4 MB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. * Witness Printer took 205.83 ms. Allocated memory is still 2.7 GB. Free memory was 823.7 MB in the beginning and 788.8 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 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$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L770] -1 pthread_t t1555; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L771] FCALL, FORK -1 pthread_create(&t1555, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L701] 0 y$w_buff1 = y$w_buff0 [L702] 0 y$w_buff0 = 1 [L703] 0 y$w_buff1_used = y$w_buff0_used [L704] 0 y$w_buff0_used = (_Bool)1 [L772] -1 pthread_t t1556; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L4] COND FALSE 0 !(!expression) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L773] FCALL, FORK -1 pthread_create(&t1556, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$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$$choice0=0, weak$$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$$choice0=0, weak$$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=0, 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$$choice0=0, weak$$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=0, 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$$choice0=0, weak$$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=0, 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$$choice0=0, weak$$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$$choice0=0, weak$$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$$choice0=0, weak$$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$$choice0=0, weak$$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$$choice0=0, weak$$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$$choice0=0, weak$$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$$choice0=0, weak$$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$$choice0=0, weak$$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$$choice0=0, weak$$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$$choice0=0, weak$$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$$choice0=0, weak$$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$$choice0=0, weak$$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$$choice0=0, weak$$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$$choice0=0, weak$$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$$choice0=0, weak$$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$$choice0=0, weak$$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$$choice0=0, weak$$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$$choice0=0, weak$$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$$choice0=0, weak$$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$$choice0=0, weak$$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$$choice0=0, weak$$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$$choice0=0, weak$$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$$choice0=0, weak$$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$$choice0=0, weak$$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$$choice0=0, weak$$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$$choice0=0, weak$$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$$choice0=0, weak$$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$$choice0=0, weak$$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, 40.8s OverallTime, 32 OverallIterations, 1 TraceHistogramMax, 21.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 7812 SDtfs, 8620 SDslu, 18922 SDs, 0 SdLazy, 8589 SolverSat, 419 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 327 GetRequests, 83 SyntacticMatches, 30 SemanticMatches, 214 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 287 ImplicationChecksByTransitivity, 8.8s 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: 7.1s AutomataMinimizationTime, 31 MinimizatonAttempts, 73241 StatesRemovedByMinimization, 29 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 7.8s InterpolantComputationTime, 2440 NumberOfCodeBlocks, 2440 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 2314 ConstructedInterpolants, 0 QuantifiedInterpolants, 519725 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...