./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/pthread-wmm/mix031_rmo.opt_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 91b1670e 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/mix031_rmo.opt_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 4f221d833e364c3e33adbf7c282934490fb85058 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.1.24-91b1670 [2018-11-28 19:59:23,412 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 19:59:23,414 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 19:59:23,433 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 19:59:23,435 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 19:59:23,436 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 19:59:23,438 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 19:59:23,441 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 19:59:23,445 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 19:59:23,452 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 19:59:23,456 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 19:59:23,458 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 19:59:23,459 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 19:59:23,462 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 19:59:23,464 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 19:59:23,464 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 19:59:23,471 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 19:59:23,473 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 19:59:23,478 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 19:59:23,483 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 19:59:23,486 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 19:59:23,490 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 19:59:23,492 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 19:59:23,493 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 19:59:23,495 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 19:59:23,496 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 19:59:23,497 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 19:59:23,501 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 19:59:23,503 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 19:59:23,504 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 19:59:23,506 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 19:59:23,507 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 19:59:23,507 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 19:59:23,507 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 19:59:23,510 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 19:59:23,511 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 19:59:23,513 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 19:59:23,542 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 19:59:23,543 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 19:59:23,544 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 19:59:23,545 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 19:59:23,546 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 19:59:23,547 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 19:59:23,547 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 19:59:23,547 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 19:59:23,548 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 19:59:23,548 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 19:59:23,548 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 19:59:23,548 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 19:59:23,548 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 19:59:23,548 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 19:59:23,550 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 19:59:23,550 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 19:59:23,550 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 19:59:23,551 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 19:59:23,551 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 19:59:23,551 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 19:59:23,551 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 19:59:23,551 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 19:59:23,552 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 19:59:23,554 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 19:59:23,554 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 19:59:23,554 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 19:59:23,554 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 19:59:23,555 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 19:59:23,555 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 19:59:23,555 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 19:59:23,556 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 -> 4f221d833e364c3e33adbf7c282934490fb85058 [2018-11-28 19:59:23,621 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 19:59:23,637 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 19:59:23,644 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 19:59:23,646 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 19:59:23,646 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 19:59:23,647 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-wmm/mix031_rmo.opt_false-unreach-call.i [2018-11-28 19:59:23,720 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a568bc52d/0f4233291dec4815bd86dcfaa07a216a/FLAG613f62028 [2018-11-28 19:59:24,284 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 19:59:24,285 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-wmm/mix031_rmo.opt_false-unreach-call.i [2018-11-28 19:59:24,301 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a568bc52d/0f4233291dec4815bd86dcfaa07a216a/FLAG613f62028 [2018-11-28 19:59:24,563 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a568bc52d/0f4233291dec4815bd86dcfaa07a216a [2018-11-28 19:59:24,568 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 19:59:24,572 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 19:59:24,573 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 19:59:24,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 19:59:24,580 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 19:59:24,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:59:24" (1/1) ... [2018-11-28 19:59:24,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35703ca5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:59:24, skipping insertion in model container [2018-11-28 19:59:24,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:59:24" (1/1) ... [2018-11-28 19:59:24,597 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 19:59:24,674 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 19:59:25,141 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 19:59:25,165 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 19:59:25,317 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 19:59:25,414 INFO L195 MainTranslator]: Completed translation [2018-11-28 19:59:25,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:59:25 WrapperNode [2018-11-28 19:59:25,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 19:59:25,416 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 19:59:25,416 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 19:59:25,416 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 19:59:25,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:59:25" (1/1) ... [2018-11-28 19:59:25,466 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:59:25" (1/1) ... [2018-11-28 19:59:25,519 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 19:59:25,520 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 19:59:25,520 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 19:59:25,520 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 19:59:25,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:59:25" (1/1) ... [2018-11-28 19:59:25,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:59:25" (1/1) ... [2018-11-28 19:59:25,548 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:59:25" (1/1) ... [2018-11-28 19:59:25,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:59:25" (1/1) ... [2018-11-28 19:59:25,576 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:59:25" (1/1) ... [2018-11-28 19:59:25,583 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:59:25" (1/1) ... [2018-11-28 19:59:25,586 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:59:25" (1/1) ... [2018-11-28 19:59:25,596 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 19:59:25,598 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 19:59:25,599 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 19:59:25,599 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 19:59:25,603 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:59:25" (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 [2018-11-28 19:59:25,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 19:59:25,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 19:59:25,684 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-11-28 19:59:25,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 19:59:25,684 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-28 19:59:25,685 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-28 19:59:25,685 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-28 19:59:25,685 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-28 19:59:25,685 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-11-28 19:59:25,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 19:59:25,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 19:59:25,688 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-28 19:59:26,760 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 19:59:26,761 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-11-28 19:59:26,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:59:26 BoogieIcfgContainer [2018-11-28 19:59:26,761 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 19:59:26,764 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 19:59:26,764 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 19:59:26,768 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 19:59:26,768 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 07:59:24" (1/3) ... [2018-11-28 19:59:26,769 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39a5f6ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:59:26, skipping insertion in model container [2018-11-28 19:59:26,769 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:59:25" (2/3) ... [2018-11-28 19:59:26,769 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39a5f6ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:59:26, skipping insertion in model container [2018-11-28 19:59:26,769 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:59:26" (3/3) ... [2018-11-28 19:59:26,771 INFO L112 eAbstractionObserver]: Analyzing ICFG mix031_rmo.opt_false-unreach-call.i [2018-11-28 19:59:26,816 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,816 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,816 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,817 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,817 WARN L317 ript$VariableManager]: TermVariabe Thread0_P0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,817 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,817 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,817 WARN L317 ript$VariableManager]: TermVariabe Thread0_P0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,818 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,818 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,818 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,818 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,819 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,819 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,819 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,819 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,820 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,820 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,820 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,820 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,820 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,820 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,821 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,821 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,821 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,821 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,822 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,822 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,822 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,822 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,822 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,823 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,823 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,823 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,823 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,824 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,824 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,824 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,824 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,824 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,825 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,825 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,825 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,825 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,825 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,826 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,826 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,826 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,826 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,826 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,827 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,827 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,827 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,827 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,827 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,828 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,828 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,828 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,828 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,829 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,829 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,829 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,829 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,829 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,830 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,830 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,830 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,830 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,830 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,831 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,831 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,831 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,831 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,832 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,832 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,832 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,832 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,832 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,832 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,833 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,833 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,833 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,834 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,834 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,834 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,834 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,834 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,835 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,835 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,835 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,835 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,835 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,836 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~nondet26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,836 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~nondet26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,836 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,836 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,836 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~nondet26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,836 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~nondet26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,837 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,837 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,838 WARN L317 ript$VariableManager]: TermVariabe Thread1_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,838 WARN L317 ript$VariableManager]: TermVariabe Thread1_P1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,838 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,838 WARN L317 ript$VariableManager]: TermVariabe Thread1_P1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,838 WARN L317 ript$VariableManager]: TermVariabe Thread1_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,839 WARN L317 ript$VariableManager]: TermVariabe Thread1_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,839 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,839 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,839 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,840 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,840 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,840 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,840 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,840 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,841 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,841 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,841 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,841 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,841 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,842 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,842 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,842 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,842 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,842 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,843 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,843 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,843 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,843 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,844 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,844 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,844 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet33.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,844 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet33.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,844 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,844 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,845 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet33.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,845 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet33.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:59:26,875 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-28 19:59:26,875 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 19:59:26,884 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-11-28 19:59:26,903 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-11-28 19:59:26,932 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 19:59:26,933 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 19:59:26,933 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 19:59:26,933 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 19:59:26,933 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 19:59:26,933 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 19:59:26,933 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 19:59:26,934 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 19:59:26,934 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 19:59:26,948 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 134places, 166 transitions [2018-11-28 19:59:28,752 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 27858 states. [2018-11-28 19:59:28,754 INFO L276 IsEmpty]: Start isEmpty. Operand 27858 states. [2018-11-28 19:59:28,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-28 19:59:28,764 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 19:59:28,765 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] [2018-11-28 19:59:28,767 INFO L423 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 19:59:28,773 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 19:59:28,774 INFO L82 PathProgramCache]: Analyzing trace with hash 1858856236, now seen corresponding path program 1 times [2018-11-28 19:59:28,776 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 19:59:28,776 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 19:59:28,849 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:28,849 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 19:59:28,849 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:28,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 19:59:29,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 19:59:29,148 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 19:59:29,148 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 19:59:29,153 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 19:59:29,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 19:59:29,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 19:59:29,173 INFO L87 Difference]: Start difference. First operand 27858 states. Second operand 4 states. [2018-11-28 19:59:30,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 19:59:30,412 INFO L93 Difference]: Finished difference Result 47770 states and 183121 transitions. [2018-11-28 19:59:30,413 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 19:59:30,415 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 41 [2018-11-28 19:59:30,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 19:59:30,722 INFO L225 Difference]: With dead ends: 47770 [2018-11-28 19:59:30,722 INFO L226 Difference]: Without dead ends: 34610 [2018-11-28 19:59:30,724 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 19:59:31,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34610 states. [2018-11-28 19:59:32,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34610 to 21758. [2018-11-28 19:59:32,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21758 states. [2018-11-28 19:59:32,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21758 states to 21758 states and 83443 transitions. [2018-11-28 19:59:32,228 INFO L78 Accepts]: Start accepts. Automaton has 21758 states and 83443 transitions. Word has length 41 [2018-11-28 19:59:32,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 19:59:32,230 INFO L480 AbstractCegarLoop]: Abstraction has 21758 states and 83443 transitions. [2018-11-28 19:59:32,230 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 19:59:32,230 INFO L276 IsEmpty]: Start isEmpty. Operand 21758 states and 83443 transitions. [2018-11-28 19:59:32,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-28 19:59:32,248 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 19:59:32,248 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] [2018-11-28 19:59:32,249 INFO L423 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 19:59:32,249 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 19:59:32,249 INFO L82 PathProgramCache]: Analyzing trace with hash -1910881222, now seen corresponding path program 1 times [2018-11-28 19:59:32,249 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 19:59:32,251 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 19:59:32,265 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:32,268 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 19:59:32,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:32,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 19:59:32,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 19:59:32,506 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 19:59:32,506 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 19:59:32,508 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 19:59:32,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 19:59:32,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 19:59:32,512 INFO L87 Difference]: Start difference. First operand 21758 states and 83443 transitions. Second operand 4 states. [2018-11-28 19:59:32,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 19:59:32,885 INFO L93 Difference]: Finished difference Result 7172 states and 23628 transitions. [2018-11-28 19:59:32,886 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 19:59:32,886 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 49 [2018-11-28 19:59:32,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 19:59:32,910 INFO L225 Difference]: With dead ends: 7172 [2018-11-28 19:59:32,910 INFO L226 Difference]: Without dead ends: 6326 [2018-11-28 19:59:32,911 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 19:59:32,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6326 states. [2018-11-28 19:59:33,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6326 to 6326. [2018-11-28 19:59:33,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6326 states. [2018-11-28 19:59:33,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6326 states to 6326 states and 20700 transitions. [2018-11-28 19:59:33,081 INFO L78 Accepts]: Start accepts. Automaton has 6326 states and 20700 transitions. Word has length 49 [2018-11-28 19:59:33,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 19:59:33,082 INFO L480 AbstractCegarLoop]: Abstraction has 6326 states and 20700 transitions. [2018-11-28 19:59:33,082 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 19:59:33,082 INFO L276 IsEmpty]: Start isEmpty. Operand 6326 states and 20700 transitions. [2018-11-28 19:59:33,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-28 19:59:33,084 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 19:59:33,084 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] [2018-11-28 19:59:33,085 INFO L423 AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 19:59:33,085 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 19:59:33,085 INFO L82 PathProgramCache]: Analyzing trace with hash 1649618541, now seen corresponding path program 1 times [2018-11-28 19:59:33,085 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 19:59:33,085 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 19:59:33,089 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:33,089 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 19:59:33,089 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:33,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 19:59:33,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 19:59:33,309 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 19:59:33,309 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 19:59:33,309 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 19:59:33,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 19:59:33,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 19:59:33,314 INFO L87 Difference]: Start difference. First operand 6326 states and 20700 transitions. Second operand 5 states. [2018-11-28 19:59:34,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 19:59:34,750 INFO L93 Difference]: Finished difference Result 12022 states and 38786 transitions. [2018-11-28 19:59:34,750 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 19:59:34,751 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 50 [2018-11-28 19:59:34,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 19:59:34,791 INFO L225 Difference]: With dead ends: 12022 [2018-11-28 19:59:34,791 INFO L226 Difference]: Without dead ends: 11947 [2018-11-28 19:59:34,792 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 [2018-11-28 19:59:34,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11947 states. [2018-11-28 19:59:34,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11947 to 8291. [2018-11-28 19:59:34,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8291 states. [2018-11-28 19:59:35,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8291 states to 8291 states and 26553 transitions. [2018-11-28 19:59:35,021 INFO L78 Accepts]: Start accepts. Automaton has 8291 states and 26553 transitions. Word has length 50 [2018-11-28 19:59:35,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 19:59:35,022 INFO L480 AbstractCegarLoop]: Abstraction has 8291 states and 26553 transitions. [2018-11-28 19:59:35,023 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 19:59:35,023 INFO L276 IsEmpty]: Start isEmpty. Operand 8291 states and 26553 transitions. [2018-11-28 19:59:35,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-28 19:59:35,025 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 19:59:35,025 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 19:59:35,025 INFO L423 AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 19:59:35,026 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 19:59:35,026 INFO L82 PathProgramCache]: Analyzing trace with hash 1323058643, now seen corresponding path program 1 times [2018-11-28 19:59:35,026 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 19:59:35,026 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 19:59:35,028 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:35,029 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 19:59:35,029 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:35,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 19:59:35,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 19:59:35,127 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 19:59:35,127 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 19:59:35,128 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 19:59:35,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 19:59:35,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 19:59:35,128 INFO L87 Difference]: Start difference. First operand 8291 states and 26553 transitions. Second operand 3 states. [2018-11-28 19:59:35,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 19:59:35,270 INFO L93 Difference]: Finished difference Result 10987 states and 34708 transitions. [2018-11-28 19:59:35,270 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 19:59:35,270 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-11-28 19:59:35,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 19:59:35,302 INFO L225 Difference]: With dead ends: 10987 [2018-11-28 19:59:35,302 INFO L226 Difference]: Without dead ends: 10983 [2018-11-28 19:59:35,303 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 19:59:35,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10983 states. [2018-11-28 19:59:35,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10983 to 8509. [2018-11-28 19:59:35,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8509 states. [2018-11-28 19:59:35,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8509 states to 8509 states and 26989 transitions. [2018-11-28 19:59:35,522 INFO L78 Accepts]: Start accepts. Automaton has 8509 states and 26989 transitions. Word has length 52 [2018-11-28 19:59:35,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 19:59:35,522 INFO L480 AbstractCegarLoop]: Abstraction has 8509 states and 26989 transitions. [2018-11-28 19:59:35,522 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 19:59:35,522 INFO L276 IsEmpty]: Start isEmpty. Operand 8509 states and 26989 transitions. [2018-11-28 19:59:35,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-28 19:59:35,525 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 19:59:35,525 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] [2018-11-28 19:59:35,526 INFO L423 AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 19:59:35,526 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 19:59:35,526 INFO L82 PathProgramCache]: Analyzing trace with hash -260685666, now seen corresponding path program 1 times [2018-11-28 19:59:35,526 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 19:59:35,526 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 19:59:35,529 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:35,529 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 19:59:35,529 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:35,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 19:59:35,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 19:59:35,864 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 19:59:35,864 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 19:59:35,864 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 19:59:35,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 19:59:35,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 19:59:35,865 INFO L87 Difference]: Start difference. First operand 8509 states and 26989 transitions. Second operand 6 states. [2018-11-28 19:59:36,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 19:59:36,561 INFO L93 Difference]: Finished difference Result 11925 states and 37200 transitions. [2018-11-28 19:59:36,564 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-28 19:59:36,564 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 56 [2018-11-28 19:59:36,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 19:59:36,596 INFO L225 Difference]: With dead ends: 11925 [2018-11-28 19:59:36,597 INFO L226 Difference]: Without dead ends: 11828 [2018-11-28 19:59:36,598 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-28 19:59:36,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11828 states. [2018-11-28 19:59:36,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11828 to 9283. [2018-11-28 19:59:36,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9283 states. [2018-11-28 19:59:37,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9283 states to 9283 states and 29433 transitions. [2018-11-28 19:59:37,138 INFO L78 Accepts]: Start accepts. Automaton has 9283 states and 29433 transitions. Word has length 56 [2018-11-28 19:59:37,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 19:59:37,138 INFO L480 AbstractCegarLoop]: Abstraction has 9283 states and 29433 transitions. [2018-11-28 19:59:37,138 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 19:59:37,138 INFO L276 IsEmpty]: Start isEmpty. Operand 9283 states and 29433 transitions. [2018-11-28 19:59:37,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-28 19:59:37,151 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 19:59:37,151 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 19:59:37,151 INFO L423 AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 19:59:37,151 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 19:59:37,152 INFO L82 PathProgramCache]: Analyzing trace with hash -257711961, now seen corresponding path program 1 times [2018-11-28 19:59:37,153 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 19:59:37,153 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 19:59:37,156 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:37,157 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 19:59:37,157 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:37,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 19:59:37,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 19:59:37,394 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 19:59:37,394 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 19:59:37,395 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 19:59:37,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 19:59:37,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 19:59:37,395 INFO L87 Difference]: Start difference. First operand 9283 states and 29433 transitions. Second operand 4 states. [2018-11-28 19:59:37,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 19:59:37,842 INFO L93 Difference]: Finished difference Result 10902 states and 34384 transitions. [2018-11-28 19:59:37,843 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 19:59:37,843 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 66 [2018-11-28 19:59:37,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 19:59:37,866 INFO L225 Difference]: With dead ends: 10902 [2018-11-28 19:59:37,866 INFO L226 Difference]: Without dead ends: 10902 [2018-11-28 19:59:37,867 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 [2018-11-28 19:59:37,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10902 states. [2018-11-28 19:59:38,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10902 to 9934. [2018-11-28 19:59:38,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9934 states. [2018-11-28 19:59:38,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9934 states to 9934 states and 31410 transitions. [2018-11-28 19:59:38,094 INFO L78 Accepts]: Start accepts. Automaton has 9934 states and 31410 transitions. Word has length 66 [2018-11-28 19:59:38,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 19:59:38,095 INFO L480 AbstractCegarLoop]: Abstraction has 9934 states and 31410 transitions. [2018-11-28 19:59:38,095 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 19:59:38,095 INFO L276 IsEmpty]: Start isEmpty. Operand 9934 states and 31410 transitions. [2018-11-28 19:59:38,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-28 19:59:38,107 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 19:59:38,108 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 19:59:38,108 INFO L423 AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 19:59:38,108 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 19:59:38,108 INFO L82 PathProgramCache]: Analyzing trace with hash 1485098374, now seen corresponding path program 1 times [2018-11-28 19:59:38,109 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 19:59:38,110 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 19:59:38,113 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:38,114 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 19:59:38,114 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:38,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 19:59:38,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 19:59:38,512 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 19:59:38,512 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 19:59:38,512 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 19:59:38,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 19:59:38,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 19:59:38,513 INFO L87 Difference]: Start difference. First operand 9934 states and 31410 transitions. Second operand 6 states. [2018-11-28 19:59:39,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 19:59:39,277 INFO L93 Difference]: Finished difference Result 21765 states and 67782 transitions. [2018-11-28 19:59:39,278 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-28 19:59:39,278 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 66 [2018-11-28 19:59:39,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 19:59:39,322 INFO L225 Difference]: With dead ends: 21765 [2018-11-28 19:59:39,323 INFO L226 Difference]: Without dead ends: 21701 [2018-11-28 19:59:39,323 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2018-11-28 19:59:39,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21701 states. [2018-11-28 19:59:39,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21701 to 13159. [2018-11-28 19:59:39,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13159 states. [2018-11-28 19:59:39,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13159 states to 13159 states and 40991 transitions. [2018-11-28 19:59:39,672 INFO L78 Accepts]: Start accepts. Automaton has 13159 states and 40991 transitions. Word has length 66 [2018-11-28 19:59:39,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 19:59:39,672 INFO L480 AbstractCegarLoop]: Abstraction has 13159 states and 40991 transitions. [2018-11-28 19:59:39,672 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 19:59:39,673 INFO L276 IsEmpty]: Start isEmpty. Operand 13159 states and 40991 transitions. [2018-11-28 19:59:39,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-28 19:59:39,689 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 19:59:39,689 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] [2018-11-28 19:59:39,690 INFO L423 AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 19:59:39,690 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 19:59:39,690 INFO L82 PathProgramCache]: Analyzing trace with hash -52804182, now seen corresponding path program 1 times [2018-11-28 19:59:39,690 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 19:59:39,690 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 19:59:39,694 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:39,695 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 19:59:39,695 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:39,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 19:59:39,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 19:59:39,932 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 19:59:39,932 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 19:59:39,933 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 19:59:39,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 19:59:39,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 19:59:39,933 INFO L87 Difference]: Start difference. First operand 13159 states and 40991 transitions. Second operand 4 states. [2018-11-28 19:59:40,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 19:59:40,227 INFO L93 Difference]: Finished difference Result 16698 states and 51258 transitions. [2018-11-28 19:59:40,228 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 19:59:40,228 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 68 [2018-11-28 19:59:40,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 19:59:40,257 INFO L225 Difference]: With dead ends: 16698 [2018-11-28 19:59:40,257 INFO L226 Difference]: Without dead ends: 16698 [2018-11-28 19:59:40,258 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 [2018-11-28 19:59:40,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16698 states. [2018-11-28 19:59:40,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16698 to 15122. [2018-11-28 19:59:40,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15122 states. [2018-11-28 19:59:40,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15122 states to 15122 states and 46581 transitions. [2018-11-28 19:59:40,613 INFO L78 Accepts]: Start accepts. Automaton has 15122 states and 46581 transitions. Word has length 68 [2018-11-28 19:59:40,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 19:59:40,613 INFO L480 AbstractCegarLoop]: Abstraction has 15122 states and 46581 transitions. [2018-11-28 19:59:40,613 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 19:59:40,613 INFO L276 IsEmpty]: Start isEmpty. Operand 15122 states and 46581 transitions. [2018-11-28 19:59:40,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-28 19:59:40,634 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 19:59:40,634 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] [2018-11-28 19:59:40,635 INFO L423 AbstractCegarLoop]: === Iteration 9 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 19:59:40,635 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 19:59:40,635 INFO L82 PathProgramCache]: Analyzing trace with hash -2130013525, now seen corresponding path program 1 times [2018-11-28 19:59:40,635 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 19:59:40,635 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 19:59:40,638 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:40,638 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 19:59:40,638 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:40,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 19:59:40,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 19:59:40,776 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 19:59:40,776 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 19:59:40,776 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 19:59:40,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 19:59:40,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 19:59:40,777 INFO L87 Difference]: Start difference. First operand 15122 states and 46581 transitions. Second operand 3 states. [2018-11-28 19:59:41,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 19:59:41,430 INFO L93 Difference]: Finished difference Result 15720 states and 48233 transitions. [2018-11-28 19:59:41,431 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 19:59:41,431 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2018-11-28 19:59:41,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 19:59:41,456 INFO L225 Difference]: With dead ends: 15720 [2018-11-28 19:59:41,457 INFO L226 Difference]: Without dead ends: 15720 [2018-11-28 19:59:41,457 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 19:59:41,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15720 states. [2018-11-28 19:59:41,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15720 to 15448. [2018-11-28 19:59:41,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15448 states. [2018-11-28 19:59:41,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15448 states to 15448 states and 47475 transitions. [2018-11-28 19:59:41,696 INFO L78 Accepts]: Start accepts. Automaton has 15448 states and 47475 transitions. Word has length 68 [2018-11-28 19:59:41,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 19:59:41,697 INFO L480 AbstractCegarLoop]: Abstraction has 15448 states and 47475 transitions. [2018-11-28 19:59:41,697 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 19:59:41,697 INFO L276 IsEmpty]: Start isEmpty. Operand 15448 states and 47475 transitions. [2018-11-28 19:59:41,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-28 19:59:41,714 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 19:59:41,714 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] [2018-11-28 19:59:41,714 INFO L423 AbstractCegarLoop]: === Iteration 10 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 19:59:41,714 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 19:59:41,714 INFO L82 PathProgramCache]: Analyzing trace with hash 1509935379, now seen corresponding path program 1 times [2018-11-28 19:59:41,714 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 19:59:41,716 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 19:59:41,718 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:41,719 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 19:59:41,719 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:41,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 19:59:42,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 19:59:42,006 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 19:59:42,007 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 19:59:42,007 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 19:59:42,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 19:59:42,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-28 19:59:42,007 INFO L87 Difference]: Start difference. First operand 15448 states and 47475 transitions. Second operand 6 states. [2018-11-28 19:59:43,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 19:59:43,098 INFO L93 Difference]: Finished difference Result 18771 states and 56913 transitions. [2018-11-28 19:59:43,099 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 19:59:43,099 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2018-11-28 19:59:43,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 19:59:43,138 INFO L225 Difference]: With dead ends: 18771 [2018-11-28 19:59:43,138 INFO L226 Difference]: Without dead ends: 18771 [2018-11-28 19:59:43,138 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-11-28 19:59:43,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18771 states. [2018-11-28 19:59:43,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18771 to 17775. [2018-11-28 19:59:43,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17775 states. [2018-11-28 19:59:43,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17775 states to 17775 states and 54207 transitions. [2018-11-28 19:59:43,421 INFO L78 Accepts]: Start accepts. Automaton has 17775 states and 54207 transitions. Word has length 70 [2018-11-28 19:59:43,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 19:59:43,422 INFO L480 AbstractCegarLoop]: Abstraction has 17775 states and 54207 transitions. [2018-11-28 19:59:43,422 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 19:59:43,422 INFO L276 IsEmpty]: Start isEmpty. Operand 17775 states and 54207 transitions. [2018-11-28 19:59:43,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-28 19:59:43,438 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 19:59:43,438 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] [2018-11-28 19:59:43,439 INFO L423 AbstractCegarLoop]: === Iteration 11 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 19:59:43,439 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 19:59:43,439 INFO L82 PathProgramCache]: Analyzing trace with hash -567273964, now seen corresponding path program 1 times [2018-11-28 19:59:43,439 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 19:59:43,439 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 19:59:43,441 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:43,441 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 19:59:43,441 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:43,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 19:59:43,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 19:59:43,622 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 19:59:43,622 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 19:59:43,622 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 19:59:43,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 19:59:43,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 19:59:43,623 INFO L87 Difference]: Start difference. First operand 17775 states and 54207 transitions. Second operand 6 states. [2018-11-28 19:59:44,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 19:59:44,357 INFO L93 Difference]: Finished difference Result 20829 states and 61550 transitions. [2018-11-28 19:59:44,358 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 19:59:44,358 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2018-11-28 19:59:44,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 19:59:44,393 INFO L225 Difference]: With dead ends: 20829 [2018-11-28 19:59:44,393 INFO L226 Difference]: Without dead ends: 20829 [2018-11-28 19:59:44,393 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2018-11-28 19:59:44,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20829 states. [2018-11-28 19:59:44,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20829 to 18076. [2018-11-28 19:59:44,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18076 states. [2018-11-28 19:59:44,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18076 states to 18076 states and 54063 transitions. [2018-11-28 19:59:44,986 INFO L78 Accepts]: Start accepts. Automaton has 18076 states and 54063 transitions. Word has length 70 [2018-11-28 19:59:44,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 19:59:44,986 INFO L480 AbstractCegarLoop]: Abstraction has 18076 states and 54063 transitions. [2018-11-28 19:59:44,986 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 19:59:44,986 INFO L276 IsEmpty]: Start isEmpty. Operand 18076 states and 54063 transitions. [2018-11-28 19:59:45,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-28 19:59:45,002 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 19:59:45,002 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] [2018-11-28 19:59:45,002 INFO L423 AbstractCegarLoop]: === Iteration 12 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 19:59:45,003 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 19:59:45,003 INFO L82 PathProgramCache]: Analyzing trace with hash -355923051, now seen corresponding path program 1 times [2018-11-28 19:59:45,003 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 19:59:45,003 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 19:59:45,005 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:45,005 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 19:59:45,005 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:45,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 19:59:45,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 19:59:45,388 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 19:59:45,389 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 19:59:45,389 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 19:59:45,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 19:59:45,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 19:59:45,390 INFO L87 Difference]: Start difference. First operand 18076 states and 54063 transitions. Second operand 5 states. [2018-11-28 19:59:45,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 19:59:45,879 INFO L93 Difference]: Finished difference Result 22793 states and 67730 transitions. [2018-11-28 19:59:45,880 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 19:59:45,880 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 70 [2018-11-28 19:59:45,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 19:59:45,920 INFO L225 Difference]: With dead ends: 22793 [2018-11-28 19:59:45,920 INFO L226 Difference]: Without dead ends: 22793 [2018-11-28 19:59:45,921 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-11-28 19:59:45,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22793 states. [2018-11-28 19:59:46,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22793 to 19399. [2018-11-28 19:59:46,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19399 states. [2018-11-28 19:59:46,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19399 states to 19399 states and 57544 transitions. [2018-11-28 19:59:46,246 INFO L78 Accepts]: Start accepts. Automaton has 19399 states and 57544 transitions. Word has length 70 [2018-11-28 19:59:46,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 19:59:46,246 INFO L480 AbstractCegarLoop]: Abstraction has 19399 states and 57544 transitions. [2018-11-28 19:59:46,246 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 19:59:46,247 INFO L276 IsEmpty]: Start isEmpty. Operand 19399 states and 57544 transitions. [2018-11-28 19:59:46,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-28 19:59:46,265 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 19:59:46,266 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] [2018-11-28 19:59:46,267 INFO L423 AbstractCegarLoop]: === Iteration 13 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 19:59:46,267 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 19:59:46,268 INFO L82 PathProgramCache]: Analyzing trace with hash -866457228, now seen corresponding path program 1 times [2018-11-28 19:59:46,268 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 19:59:46,268 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 19:59:46,270 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:46,270 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 19:59:46,271 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:46,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 19:59:46,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 19:59:46,694 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 19:59:46,695 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 19:59:46,695 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 19:59:46,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 19:59:46,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 19:59:46,696 INFO L87 Difference]: Start difference. First operand 19399 states and 57544 transitions. Second operand 5 states. [2018-11-28 19:59:47,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 19:59:47,823 INFO L93 Difference]: Finished difference Result 26466 states and 78091 transitions. [2018-11-28 19:59:47,823 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 19:59:47,824 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 70 [2018-11-28 19:59:47,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 19:59:47,872 INFO L225 Difference]: With dead ends: 26466 [2018-11-28 19:59:47,872 INFO L226 Difference]: Without dead ends: 26466 [2018-11-28 19:59:47,873 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-28 19:59:47,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26466 states. [2018-11-28 19:59:48,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26466 to 20584. [2018-11-28 19:59:48,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20584 states. [2018-11-28 19:59:48,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20584 states to 20584 states and 61050 transitions. [2018-11-28 19:59:48,223 INFO L78 Accepts]: Start accepts. Automaton has 20584 states and 61050 transitions. Word has length 70 [2018-11-28 19:59:48,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 19:59:48,224 INFO L480 AbstractCegarLoop]: Abstraction has 20584 states and 61050 transitions. [2018-11-28 19:59:48,224 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 19:59:48,224 INFO L276 IsEmpty]: Start isEmpty. Operand 20584 states and 61050 transitions. [2018-11-28 19:59:48,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-28 19:59:48,243 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 19:59:48,243 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] [2018-11-28 19:59:48,243 INFO L423 AbstractCegarLoop]: === Iteration 14 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 19:59:48,243 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 19:59:48,243 INFO L82 PathProgramCache]: Analyzing trace with hash 1621055605, now seen corresponding path program 1 times [2018-11-28 19:59:48,244 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 19:59:48,244 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 19:59:48,247 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:48,248 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 19:59:48,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:48,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 19:59:48,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 19:59:48,402 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 19:59:48,402 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 19:59:48,402 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 19:59:48,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 19:59:48,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 19:59:48,403 INFO L87 Difference]: Start difference. First operand 20584 states and 61050 transitions. Second operand 4 states. [2018-11-28 19:59:49,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 19:59:49,025 INFO L93 Difference]: Finished difference Result 28448 states and 84504 transitions. [2018-11-28 19:59:49,026 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 19:59:49,026 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 70 [2018-11-28 19:59:49,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 19:59:49,083 INFO L225 Difference]: With dead ends: 28448 [2018-11-28 19:59:49,084 INFO L226 Difference]: Without dead ends: 28028 [2018-11-28 19:59:49,084 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 19:59:49,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28028 states. [2018-11-28 19:59:49,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28028 to 25836. [2018-11-28 19:59:49,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25836 states. [2018-11-28 19:59:49,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25836 states to 25836 states and 76852 transitions. [2018-11-28 19:59:49,587 INFO L78 Accepts]: Start accepts. Automaton has 25836 states and 76852 transitions. Word has length 70 [2018-11-28 19:59:49,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 19:59:49,587 INFO L480 AbstractCegarLoop]: Abstraction has 25836 states and 76852 transitions. [2018-11-28 19:59:49,587 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 19:59:49,588 INFO L276 IsEmpty]: Start isEmpty. Operand 25836 states and 76852 transitions. [2018-11-28 19:59:49,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-28 19:59:49,611 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 19:59:49,611 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] [2018-11-28 19:59:49,611 INFO L423 AbstractCegarLoop]: === Iteration 15 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 19:59:49,611 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 19:59:49,612 INFO L82 PathProgramCache]: Analyzing trace with hash -175895754, now seen corresponding path program 1 times [2018-11-28 19:59:49,612 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 19:59:49,612 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 19:59:49,614 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:49,614 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 19:59:49,614 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:49,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 19:59:49,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 19:59:49,877 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 19:59:49,877 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 19:59:49,878 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 19:59:49,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 19:59:49,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-11-28 19:59:49,879 INFO L87 Difference]: Start difference. First operand 25836 states and 76852 transitions. Second operand 5 states. [2018-11-28 19:59:50,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 19:59:50,148 INFO L93 Difference]: Finished difference Result 7052 states and 16992 transitions. [2018-11-28 19:59:50,150 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 19:59:50,150 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 70 [2018-11-28 19:59:50,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 19:59:50,158 INFO L225 Difference]: With dead ends: 7052 [2018-11-28 19:59:50,159 INFO L226 Difference]: Without dead ends: 5565 [2018-11-28 19:59:50,159 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-11-28 19:59:50,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5565 states. [2018-11-28 19:59:50,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5565 to 4891. [2018-11-28 19:59:50,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4891 states. [2018-11-28 19:59:50,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4891 states to 4891 states and 11544 transitions. [2018-11-28 19:59:50,423 INFO L78 Accepts]: Start accepts. Automaton has 4891 states and 11544 transitions. Word has length 70 [2018-11-28 19:59:50,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 19:59:50,424 INFO L480 AbstractCegarLoop]: Abstraction has 4891 states and 11544 transitions. [2018-11-28 19:59:50,424 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 19:59:50,424 INFO L276 IsEmpty]: Start isEmpty. Operand 4891 states and 11544 transitions. [2018-11-28 19:59:50,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-28 19:59:50,430 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 19:59:50,431 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] [2018-11-28 19:59:50,431 INFO L423 AbstractCegarLoop]: === Iteration 16 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 19:59:50,431 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 19:59:50,431 INFO L82 PathProgramCache]: Analyzing trace with hash 1498239147, now seen corresponding path program 1 times [2018-11-28 19:59:50,431 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 19:59:50,432 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 19:59:50,435 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:50,435 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 19:59:50,435 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:50,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 19:59:50,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 19:59:50,669 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 19:59:50,669 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 19:59:50,670 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 19:59:50,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 19:59:50,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2018-11-28 19:59:50,670 INFO L87 Difference]: Start difference. First operand 4891 states and 11544 transitions. Second operand 7 states. [2018-11-28 19:59:51,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 19:59:51,248 INFO L93 Difference]: Finished difference Result 6133 states and 14405 transitions. [2018-11-28 19:59:51,249 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 19:59:51,249 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 85 [2018-11-28 19:59:51,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 19:59:51,258 INFO L225 Difference]: With dead ends: 6133 [2018-11-28 19:59:51,258 INFO L226 Difference]: Without dead ends: 6133 [2018-11-28 19:59:51,259 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2018-11-28 19:59:51,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6133 states. [2018-11-28 19:59:51,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6133 to 5041. [2018-11-28 19:59:51,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5041 states. [2018-11-28 19:59:51,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5041 states to 5041 states and 11934 transitions. [2018-11-28 19:59:51,325 INFO L78 Accepts]: Start accepts. Automaton has 5041 states and 11934 transitions. Word has length 85 [2018-11-28 19:59:51,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 19:59:51,325 INFO L480 AbstractCegarLoop]: Abstraction has 5041 states and 11934 transitions. [2018-11-28 19:59:51,326 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 19:59:51,326 INFO L276 IsEmpty]: Start isEmpty. Operand 5041 states and 11934 transitions. [2018-11-28 19:59:51,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-28 19:59:51,332 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 19:59:51,332 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] [2018-11-28 19:59:51,333 INFO L423 AbstractCegarLoop]: === Iteration 17 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 19:59:51,333 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 19:59:51,333 INFO L82 PathProgramCache]: Analyzing trace with hash 1167667118, now seen corresponding path program 1 times [2018-11-28 19:59:51,333 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 19:59:51,333 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 19:59:51,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:51,335 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 19:59:51,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:51,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 19:59:51,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 19:59:51,489 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 19:59:51,489 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 19:59:51,489 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 19:59:51,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 19:59:51,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 19:59:51,490 INFO L87 Difference]: Start difference. First operand 5041 states and 11934 transitions. Second operand 5 states. [2018-11-28 19:59:51,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 19:59:51,770 INFO L93 Difference]: Finished difference Result 5883 states and 13764 transitions. [2018-11-28 19:59:51,772 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 19:59:51,772 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 85 [2018-11-28 19:59:51,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 19:59:51,779 INFO L225 Difference]: With dead ends: 5883 [2018-11-28 19:59:51,779 INFO L226 Difference]: Without dead ends: 5849 [2018-11-28 19:59:51,779 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-28 19:59:51,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5849 states. [2018-11-28 19:59:51,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5849 to 5197. [2018-11-28 19:59:51,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5197 states. [2018-11-28 19:59:51,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5197 states to 5197 states and 12242 transitions. [2018-11-28 19:59:51,852 INFO L78 Accepts]: Start accepts. Automaton has 5197 states and 12242 transitions. Word has length 85 [2018-11-28 19:59:51,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 19:59:51,852 INFO L480 AbstractCegarLoop]: Abstraction has 5197 states and 12242 transitions. [2018-11-28 19:59:51,852 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 19:59:51,853 INFO L276 IsEmpty]: Start isEmpty. Operand 5197 states and 12242 transitions. [2018-11-28 19:59:51,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-28 19:59:51,859 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 19:59:51,859 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] [2018-11-28 19:59:51,859 INFO L423 AbstractCegarLoop]: === Iteration 18 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 19:59:51,859 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 19:59:51,859 INFO L82 PathProgramCache]: Analyzing trace with hash -207232480, now seen corresponding path program 2 times [2018-11-28 19:59:51,860 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 19:59:51,860 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 19:59:51,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:51,861 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 19:59:51,862 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:51,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 19:59:52,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 19:59:52,090 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 19:59:52,090 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 19:59:52,090 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 19:59:52,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 19:59:52,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-28 19:59:52,091 INFO L87 Difference]: Start difference. First operand 5197 states and 12242 transitions. Second operand 6 states. [2018-11-28 19:59:52,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 19:59:52,144 INFO L93 Difference]: Finished difference Result 4941 states and 11426 transitions. [2018-11-28 19:59:52,145 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 19:59:52,145 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 85 [2018-11-28 19:59:52,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 19:59:52,153 INFO L225 Difference]: With dead ends: 4941 [2018-11-28 19:59:52,153 INFO L226 Difference]: Without dead ends: 4941 [2018-11-28 19:59:52,154 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-11-28 19:59:52,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4941 states. [2018-11-28 19:59:52,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4941 to 3289. [2018-11-28 19:59:52,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3289 states. [2018-11-28 19:59:52,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3289 states to 3289 states and 7670 transitions. [2018-11-28 19:59:52,203 INFO L78 Accepts]: Start accepts. Automaton has 3289 states and 7670 transitions. Word has length 85 [2018-11-28 19:59:52,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 19:59:52,204 INFO L480 AbstractCegarLoop]: Abstraction has 3289 states and 7670 transitions. [2018-11-28 19:59:52,204 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 19:59:52,204 INFO L276 IsEmpty]: Start isEmpty. Operand 3289 states and 7670 transitions. [2018-11-28 19:59:52,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-28 19:59:52,208 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 19:59:52,209 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 19:59:52,209 INFO L423 AbstractCegarLoop]: === Iteration 19 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 19:59:52,209 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 19:59:52,209 INFO L82 PathProgramCache]: Analyzing trace with hash 792045687, now seen corresponding path program 1 times [2018-11-28 19:59:52,209 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 19:59:52,209 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 19:59:52,211 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:52,211 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 19:59:52,211 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:52,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 19:59:52,457 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-11-28 19:59:52,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 19:59:52,570 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 19:59:52,570 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-11-28 19:59:52,571 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-28 19:59:52,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-28 19:59:52,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2018-11-28 19:59:52,572 INFO L87 Difference]: Start difference. First operand 3289 states and 7670 transitions. Second operand 11 states. [2018-11-28 19:59:54,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 19:59:54,438 INFO L93 Difference]: Finished difference Result 5442 states and 12665 transitions. [2018-11-28 19:59:54,439 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-28 19:59:54,440 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 87 [2018-11-28 19:59:54,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 19:59:54,446 INFO L225 Difference]: With dead ends: 5442 [2018-11-28 19:59:54,446 INFO L226 Difference]: Without dead ends: 3891 [2018-11-28 19:59:54,447 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=86, Invalid=376, Unknown=0, NotChecked=0, Total=462 [2018-11-28 19:59:54,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3891 states. [2018-11-28 19:59:54,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3891 to 3360. [2018-11-28 19:59:54,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3360 states. [2018-11-28 19:59:54,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3360 states to 3360 states and 7777 transitions. [2018-11-28 19:59:54,490 INFO L78 Accepts]: Start accepts. Automaton has 3360 states and 7777 transitions. Word has length 87 [2018-11-28 19:59:54,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 19:59:54,490 INFO L480 AbstractCegarLoop]: Abstraction has 3360 states and 7777 transitions. [2018-11-28 19:59:54,490 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-28 19:59:54,490 INFO L276 IsEmpty]: Start isEmpty. Operand 3360 states and 7777 transitions. [2018-11-28 19:59:54,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-28 19:59:54,495 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 19:59:54,495 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] [2018-11-28 19:59:54,496 INFO L423 AbstractCegarLoop]: === Iteration 20 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 19:59:54,496 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 19:59:54,496 INFO L82 PathProgramCache]: Analyzing trace with hash 1869156796, now seen corresponding path program 1 times [2018-11-28 19:59:54,496 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 19:59:54,496 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 19:59:54,498 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:54,498 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 19:59:54,498 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:54,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 19:59:55,095 WARN L180 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 16 [2018-11-28 19:59:55,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 19:59:55,105 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 19:59:55,105 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 19:59:55,105 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 19:59:55,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 19:59:55,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-28 19:59:55,106 INFO L87 Difference]: Start difference. First operand 3360 states and 7777 transitions. Second operand 6 states. [2018-11-28 19:59:55,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 19:59:55,321 INFO L93 Difference]: Finished difference Result 3854 states and 8813 transitions. [2018-11-28 19:59:55,322 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 19:59:55,322 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 87 [2018-11-28 19:59:55,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 19:59:55,326 INFO L225 Difference]: With dead ends: 3854 [2018-11-28 19:59:55,327 INFO L226 Difference]: Without dead ends: 3796 [2018-11-28 19:59:55,327 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-11-28 19:59:55,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3796 states. [2018-11-28 19:59:55,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3796 to 3125. [2018-11-28 19:59:55,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3125 states. [2018-11-28 19:59:55,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3125 states to 3125 states and 7130 transitions. [2018-11-28 19:59:55,366 INFO L78 Accepts]: Start accepts. Automaton has 3125 states and 7130 transitions. Word has length 87 [2018-11-28 19:59:55,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 19:59:55,367 INFO L480 AbstractCegarLoop]: Abstraction has 3125 states and 7130 transitions. [2018-11-28 19:59:55,367 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 19:59:55,367 INFO L276 IsEmpty]: Start isEmpty. Operand 3125 states and 7130 transitions. [2018-11-28 19:59:55,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-28 19:59:55,371 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 19:59:55,371 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] [2018-11-28 19:59:55,372 INFO L423 AbstractCegarLoop]: === Iteration 21 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 19:59:55,372 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 19:59:55,372 INFO L82 PathProgramCache]: Analyzing trace with hash -208052547, now seen corresponding path program 2 times [2018-11-28 19:59:55,372 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 19:59:55,372 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 19:59:55,377 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:55,377 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 19:59:55,377 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 19:59:55,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 19:59:55,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 19:59:55,458 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-11-28 19:59:55,658 INFO L305 ceAbstractionStarter]: Did not count any witness invariants because Icfg is not BoogieIcfg [2018-11-28 19:59:55,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 07:59:55 BasicIcfg [2018-11-28 19:59:55,660 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 19:59:55,662 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 19:59:55,662 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 19:59:55,663 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 19:59:55,663 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:59:26" (3/4) ... [2018-11-28 19:59:55,667 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-28 19:59:55,842 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 19:59:55,843 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 19:59:55,844 INFO L168 Benchmark]: Toolchain (without parser) took 31276.06 ms. Allocated memory was 1.0 GB in the beginning and 2.2 GB in the end (delta: 1.2 GB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -173.4 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2018-11-28 19:59:55,846 INFO L168 Benchmark]: CDTParser took 0.15 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. [2018-11-28 19:59:55,846 INFO L168 Benchmark]: CACSL2BoogieTranslator took 842.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -153.9 MB). Peak memory consumption was 31.1 MB. Max. memory is 11.5 GB. [2018-11-28 19:59:55,846 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-28 19:59:55,848 INFO L168 Benchmark]: Boogie Preprocessor took 77.83 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 19:59:55,849 INFO L168 Benchmark]: RCFGBuilder took 1164.47 ms. Allocated memory is still 1.2 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. [2018-11-28 19:59:55,849 INFO L168 Benchmark]: TraceAbstraction took 28896.80 ms. Allocated memory was 1.2 GB in the beginning and 2.2 GB in the end (delta: 1.1 GB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -101.6 MB). Peak memory consumption was 966.9 MB. Max. memory is 11.5 GB. [2018-11-28 19:59:55,851 INFO L168 Benchmark]: Witness Printer took 181.11 ms. Allocated memory is still 2.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-11-28 19:59:55,855 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 842.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -153.9 MB). Peak memory consumption was 31.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 103.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 77.83 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1164.47 ms. Allocated memory is still 1.2 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 28896.80 ms. Allocated memory was 1.2 GB in the beginning and 2.2 GB in the end (delta: 1.1 GB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -101.6 MB). Peak memory consumption was 966.9 MB. Max. memory is 11.5 GB. * Witness Printer took 181.11 ms. Allocated memory is still 2.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 5]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L672] -1 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L674] -1 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L676] -1 int __unbuffered_p0_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0] [L678] -1 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0] [L680] -1 int __unbuffered_p1_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0] [L682] -1 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0] [L683] -1 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0] [L684] -1 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0] [L686] -1 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L688] -1 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L689] -1 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L690] -1 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L691] -1 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L692] -1 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=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] [L693] -1 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$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] [L694] -1 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$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$r_buff1_thd0=0] [L695] -1 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=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$r_buff1_thd1=0] [L696] -1 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=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] [L697] -1 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$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] [L698] -1 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$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$read_delayed_var={0:0}] [L699] -1 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=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$w_buff0=0] [L700] -1 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=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] [L701] -1 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$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] [L702] -1 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$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$w_buff1_used=0] [L704] -1 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$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, z=0] [L705] -1 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$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, z=0] [L706] -1 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L786] -1 pthread_t t845; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L787] FCALL, FORK -1 pthread_create(&t845, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L788] -1 pthread_t t846; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L789] FCALL, FORK -1 pthread_create(&t846, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L744] 0 y$w_buff1 = y$w_buff0 [L745] 0 y$w_buff0 = 1 [L746] 0 y$w_buff1_used = y$w_buff0_used [L747] 0 y$w_buff0_used = (_Bool)1 [L5] COND FALSE 0 !(!expression) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L749] 0 y$r_buff1_thd0 = y$r_buff0_thd0 [L750] 0 y$r_buff1_thd1 = y$r_buff0_thd1 [L751] 0 y$r_buff1_thd2 = y$r_buff0_thd2 [L752] 0 y$r_buff0_thd2 = (_Bool)1 [L755] 0 z = 1 [L758] 0 __unbuffered_p1_EAX = z [L761] 0 __unbuffered_p1_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L764] EXPR 0 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L710] 1 a = 1 [L713] 1 x = 1 [L716] 1 __unbuffered_p0_EAX = x [L719] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L720] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L721] 1 y$flush_delayed = weak$$choice2 [L722] 1 y$mem_tmp = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$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, z=1] [L723] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) VAL [!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1)=0, __unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$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, z=1] [L723] 1 y = !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L724] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0))=1, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, 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$w_buff1_used=0, z=1] [L724] 1 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L725] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1))=0, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L725] 1 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L726] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$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=0, y$r_buff0_thd2=1, y$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, z=1] [L726] 1 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L727] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))=0, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L727] 1 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L728] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1))=0, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$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, z=1] [L728] 1 y$r_buff0_thd1 = weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L729] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))=0, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L729] 1 y$r_buff1_thd1 = weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L730] 1 __unbuffered_p0_EBX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$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, z=1] [L731] EXPR 1 y$flush_delayed ? y$mem_tmp : y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$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=0, y$r_buff0_thd2=1, y$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, z=1] [L764] 0 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L731] 1 y = y$flush_delayed ? y$mem_tmp : y [L732] 1 y$flush_delayed = (_Bool)0 [L737] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$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, z=1] [L765] EXPR 0 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$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, z=1] [L765] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L766] EXPR 0 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$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, z=1] [L766] 0 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 [L767] EXPR 0 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$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, z=1] [L767] 0 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L768] EXPR 0 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$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, z=1] [L768] 0 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 [L771] 0 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$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, z=1] [L791] -1 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$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, z=1] [L795] 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=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$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, z=1] [L795] EXPR -1 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$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, z=1] [L795] 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=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$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, z=1] [L795] -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) [L796] EXPR -1 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$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, z=1] [L796] -1 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L797] EXPR -1 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$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, z=1] [L797] -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 [L798] EXPR -1 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$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, z=1] [L798] -1 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L799] EXPR -1 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$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, z=1] [L799] -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 [L802] -1 main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p0_EBX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0) VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$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, z=1] [L5] COND TRUE -1 !expression VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$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, z=1] [L5] -1 __VERIFIER_error() VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$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, z=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 202 locations, 3 error locations. UNSAFE Result, 28.7s OverallTime, 21 OverallIterations, 1 TraceHistogramMax, 14.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 5487 SDtfs, 5869 SDslu, 11338 SDs, 0 SdLazy, 4779 SolverSat, 269 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 174 GetRequests, 47 SyntacticMatches, 14 SemanticMatches, 113 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 5.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=27858occurred 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: 6.1s AutomataMinimizationTime, 20 MinimizatonAttempts, 53374 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.9s InterpolantComputationTime, 1452 NumberOfCodeBlocks, 1452 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 1345 ConstructedInterpolants, 0 QuantifiedInterpolants, 231596 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 20 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...