./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix000_pso.opt_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_04827a9d-017c-4c65-81dc-5ead150dc7aa/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_04827a9d-017c-4c65-81dc-5ead150dc7aa/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_04827a9d-017c-4c65-81dc-5ead150dc7aa/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_04827a9d-017c-4c65-81dc-5ead150dc7aa/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix000_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_04827a9d-017c-4c65-81dc-5ead150dc7aa/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_04827a9d-017c-4c65-81dc-5ead150dc7aa/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d7c66515d7f12ab40c889c3da9f41e1770d513a3 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 15:34:32,677 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 15:34:32,678 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 15:34:32,684 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 15:34:32,685 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 15:34:32,685 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 15:34:32,686 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 15:34:32,686 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 15:34:32,687 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 15:34:32,688 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 15:34:32,688 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 15:34:32,688 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 15:34:32,689 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 15:34:32,689 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 15:34:32,690 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 15:34:32,690 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 15:34:32,690 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 15:34:32,691 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 15:34:32,692 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 15:34:32,693 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 15:34:32,693 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 15:34:32,694 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 15:34:32,695 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 15:34:32,695 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 15:34:32,695 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 15:34:32,696 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 15:34:32,696 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 15:34:32,696 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 15:34:32,697 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 15:34:32,697 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 15:34:32,697 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 15:34:32,698 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 15:34:32,698 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 15:34:32,698 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 15:34:32,698 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 15:34:32,699 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 15:34:32,699 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_04827a9d-017c-4c65-81dc-5ead150dc7aa/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-09 15:34:32,706 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 15:34:32,706 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 15:34:32,707 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 15:34:32,707 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 15:34:32,707 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 15:34:32,707 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 15:34:32,707 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 15:34:32,707 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 15:34:32,707 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 15:34:32,708 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 15:34:32,708 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 15:34:32,708 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 15:34:32,708 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 15:34:32,708 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 15:34:32,708 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 15:34:32,708 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 15:34:32,708 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 15:34:32,708 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 15:34:32,708 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 15:34:32,708 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 15:34:32,709 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 15:34:32,709 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 15:34:32,709 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 15:34:32,709 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 15:34:32,709 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 15:34:32,709 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 15:34:32,709 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 15:34:32,709 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-09 15:34:32,709 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 15:34:32,709 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 15:34:32,709 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_04827a9d-017c-4c65-81dc-5ead150dc7aa/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7c66515d7f12ab40c889c3da9f41e1770d513a3 [2018-12-09 15:34:32,728 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 15:34:32,737 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 15:34:32,739 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 15:34:32,740 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 15:34:32,741 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 15:34:32,741 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_04827a9d-017c-4c65-81dc-5ead150dc7aa/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-wmm/mix000_pso.opt_false-unreach-call.i [2018-12-09 15:34:32,779 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_04827a9d-017c-4c65-81dc-5ead150dc7aa/bin-2019/uautomizer/data/57d91482d/d1fb58c537804ef8896344fee2635bf0/FLAG7750fda5d [2018-12-09 15:34:33,186 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 15:34:33,187 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_04827a9d-017c-4c65-81dc-5ead150dc7aa/sv-benchmarks/c/pthread-wmm/mix000_pso.opt_false-unreach-call.i [2018-12-09 15:34:33,194 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_04827a9d-017c-4c65-81dc-5ead150dc7aa/bin-2019/uautomizer/data/57d91482d/d1fb58c537804ef8896344fee2635bf0/FLAG7750fda5d [2018-12-09 15:34:33,203 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_04827a9d-017c-4c65-81dc-5ead150dc7aa/bin-2019/uautomizer/data/57d91482d/d1fb58c537804ef8896344fee2635bf0 [2018-12-09 15:34:33,205 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 15:34:33,206 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 15:34:33,207 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 15:34:33,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 15:34:33,209 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 15:34:33,209 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:34:33" (1/1) ... [2018-12-09 15:34:33,211 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@628262cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:34:33, skipping insertion in model container [2018-12-09 15:34:33,211 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:34:33" (1/1) ... [2018-12-09 15:34:33,215 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 15:34:33,244 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 15:34:33,456 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 15:34:33,464 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 15:34:33,536 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 15:34:33,569 INFO L195 MainTranslator]: Completed translation [2018-12-09 15:34:33,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:34:33 WrapperNode [2018-12-09 15:34:33,569 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 15:34:33,570 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 15:34:33,570 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 15:34:33,570 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 15:34:33,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:34:33" (1/1) ... [2018-12-09 15:34:33,585 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:34:33" (1/1) ... [2018-12-09 15:34:33,601 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 15:34:33,602 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 15:34:33,602 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 15:34:33,602 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 15:34:33,607 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:34:33" (1/1) ... [2018-12-09 15:34:33,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:34:33" (1/1) ... [2018-12-09 15:34:33,610 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:34:33" (1/1) ... [2018-12-09 15:34:33,610 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:34:33" (1/1) ... [2018-12-09 15:34:33,615 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:34:33" (1/1) ... [2018-12-09 15:34:33,617 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:34:33" (1/1) ... [2018-12-09 15:34:33,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:34:33" (1/1) ... [2018-12-09 15:34:33,621 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 15:34:33,621 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 15:34:33,621 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 15:34:33,621 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 15:34:33,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:34:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_04827a9d-017c-4c65-81dc-5ead150dc7aa/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 15:34:33,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 15:34:33,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 15:34:33,655 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-09 15:34:33,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 15:34:33,656 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-12-09 15:34:33,656 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-12-09 15:34:33,656 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-12-09 15:34:33,656 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-12-09 15:34:33,656 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-09 15:34:33,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 15:34:33,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 15:34:33,657 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-09 15:34:34,021 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 15:34:34,021 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-09 15:34:34,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:34:34 BoogieIcfgContainer [2018-12-09 15:34:34,021 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 15:34:34,022 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 15:34:34,022 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 15:34:34,024 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 15:34:34,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 03:34:33" (1/3) ... [2018-12-09 15:34:34,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19a3bf72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 03:34:34, skipping insertion in model container [2018-12-09 15:34:34,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:34:33" (2/3) ... [2018-12-09 15:34:34,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19a3bf72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 03:34:34, skipping insertion in model container [2018-12-09 15:34:34,025 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:34:34" (3/3) ... [2018-12-09 15:34:34,026 INFO L112 eAbstractionObserver]: Analyzing ICFG mix000_pso.opt_false-unreach-call.i [2018-12-09 15:34:34,051 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,051 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,051 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,051 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,051 WARN L317 ript$VariableManager]: TermVariabe Thread0_P0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,051 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,051 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,051 WARN L317 ript$VariableManager]: TermVariabe Thread0_P0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,052 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,052 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,052 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,052 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,052 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,052 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,052 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,053 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,053 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,053 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,053 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,053 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,053 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,053 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,053 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,053 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,053 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,054 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,054 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,054 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,054 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,054 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,054 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,054 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,054 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,054 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,054 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,055 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,055 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,055 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,055 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,055 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,055 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,055 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,055 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,055 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,055 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,055 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,056 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,056 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,056 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,056 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,056 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,056 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,056 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,056 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,056 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,056 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,057 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,057 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,057 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,057 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,057 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,057 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,057 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,057 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,057 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,058 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,058 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,058 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,058 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,058 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,058 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,058 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,058 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,058 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,059 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,059 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,059 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,059 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,059 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,059 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,059 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,059 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,059 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,060 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,060 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,060 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,060 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,060 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,060 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,060 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,060 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,060 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,061 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~nondet26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,061 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~nondet26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,061 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,061 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,061 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~nondet26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,061 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#t~nondet26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,062 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,062 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,062 WARN L317 ript$VariableManager]: TermVariabe Thread1_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,062 WARN L317 ript$VariableManager]: TermVariabe Thread1_P1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,062 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,062 WARN L317 ript$VariableManager]: TermVariabe Thread1_P1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,063 WARN L317 ript$VariableManager]: TermVariabe Thread1_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,063 WARN L317 ript$VariableManager]: TermVariabe Thread1_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,063 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,063 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,063 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,064 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,064 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,064 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,064 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,064 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,064 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,064 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,064 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,064 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,065 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,065 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,065 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,065 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,065 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,065 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,065 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,065 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,065 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,066 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,066 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,066 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,066 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,066 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,066 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,066 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,066 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,066 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,066 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,067 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,067 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,067 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,067 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,067 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,067 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,067 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,067 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,067 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,067 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,068 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,068 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,068 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,068 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,068 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,068 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,068 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,068 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,068 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,068 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,069 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,069 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,069 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,069 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,069 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,069 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,069 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,069 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,069 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,069 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,070 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,070 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,070 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,070 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,070 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,070 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,070 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,070 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,070 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,070 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,070 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,070 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,071 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,071 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,071 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,071 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,071 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,071 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,071 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,071 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,071 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,072 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,072 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,072 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,072 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,072 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,072 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,072 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,072 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,072 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,072 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,072 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,072 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,073 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,073 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,073 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,073 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,073 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,073 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,073 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,073 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,073 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,073 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,073 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,074 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,074 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,074 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,074 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,074 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,074 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,074 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,074 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet56.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,074 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet56.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,074 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,074 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,075 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet56.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,075 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#t~nondet56.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:34:34,078 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-09 15:34:34,078 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 15:34:34,083 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-12-09 15:34:34,092 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-12-09 15:34:34,106 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 15:34:34,106 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 15:34:34,106 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 15:34:34,107 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 15:34:34,107 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 15:34:34,107 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 15:34:34,107 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 15:34:34,107 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 15:34:34,107 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 15:34:34,113 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 174places, 227 transitions [2018-12-09 15:34:39,511 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 83128 states. [2018-12-09 15:34:39,512 INFO L276 IsEmpty]: Start isEmpty. Operand 83128 states. [2018-12-09 15:34:39,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-09 15:34:39,518 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:34:39,518 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] [2018-12-09 15:34:39,519 INFO L423 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:34:39,523 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:34:39,523 INFO L82 PathProgramCache]: Analyzing trace with hash 164866570, now seen corresponding path program 1 times [2018-12-09 15:34:39,524 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:34:39,524 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:34:39,558 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:39,559 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:34:39,559 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:39,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:34:39,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:34:39,680 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:34:39,680 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 15:34:39,683 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 15:34:39,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 15:34:39,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 15:34:39,694 INFO L87 Difference]: Start difference. First operand 83128 states. Second operand 4 states. [2018-12-09 15:34:40,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:34:40,911 INFO L93 Difference]: Finished difference Result 150584 states and 603161 transitions. [2018-12-09 15:34:40,911 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 15:34:40,912 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 39 [2018-12-09 15:34:40,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:34:41,307 INFO L225 Difference]: With dead ends: 150584 [2018-12-09 15:34:41,307 INFO L226 Difference]: Without dead ends: 105840 [2018-12-09 15:34:41,308 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 15:34:42,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105840 states. [2018-12-09 15:34:43,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105840 to 61236. [2018-12-09 15:34:43,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61236 states. [2018-12-09 15:34:43,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61236 states to 61236 states and 248291 transitions. [2018-12-09 15:34:43,550 INFO L78 Accepts]: Start accepts. Automaton has 61236 states and 248291 transitions. Word has length 39 [2018-12-09 15:34:43,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:34:43,550 INFO L480 AbstractCegarLoop]: Abstraction has 61236 states and 248291 transitions. [2018-12-09 15:34:43,550 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 15:34:43,550 INFO L276 IsEmpty]: Start isEmpty. Operand 61236 states and 248291 transitions. [2018-12-09 15:34:43,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 15:34:43,555 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:34:43,555 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] [2018-12-09 15:34:43,555 INFO L423 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:34:43,556 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:34:43,556 INFO L82 PathProgramCache]: Analyzing trace with hash 1121119524, now seen corresponding path program 1 times [2018-12-09 15:34:43,556 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:34:43,556 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:34:43,558 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:43,559 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:34:43,559 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:43,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:34:43,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:34:43,604 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:34:43,605 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 15:34:43,606 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 15:34:43,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 15:34:43,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 15:34:43,606 INFO L87 Difference]: Start difference. First operand 61236 states and 248291 transitions. Second operand 4 states. [2018-12-09 15:34:43,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:34:43,694 INFO L93 Difference]: Finished difference Result 14310 states and 48364 transitions. [2018-12-09 15:34:43,694 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 15:34:43,694 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2018-12-09 15:34:43,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:34:43,721 INFO L225 Difference]: With dead ends: 14310 [2018-12-09 15:34:43,722 INFO L226 Difference]: Without dead ends: 11490 [2018-12-09 15:34:43,722 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-09 15:34:43,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11490 states. [2018-12-09 15:34:43,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11490 to 11490. [2018-12-09 15:34:43,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11490 states. [2018-12-09 15:34:43,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11490 states to 11490 states and 37855 transitions. [2018-12-09 15:34:43,859 INFO L78 Accepts]: Start accepts. Automaton has 11490 states and 37855 transitions. Word has length 47 [2018-12-09 15:34:43,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:34:43,860 INFO L480 AbstractCegarLoop]: Abstraction has 11490 states and 37855 transitions. [2018-12-09 15:34:43,860 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 15:34:43,860 INFO L276 IsEmpty]: Start isEmpty. Operand 11490 states and 37855 transitions. [2018-12-09 15:34:43,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-09 15:34:43,861 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:34:43,862 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:34:43,862 INFO L423 AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:34:43,862 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:34:43,862 INFO L82 PathProgramCache]: Analyzing trace with hash -1818908275, now seen corresponding path program 1 times [2018-12-09 15:34:43,862 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:34:43,862 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:34:43,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:43,866 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:34:43,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:43,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:34:43,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:34:43,925 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:34:43,925 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 15:34:43,925 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 15:34:43,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 15:34:43,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 15:34:43,926 INFO L87 Difference]: Start difference. First operand 11490 states and 37855 transitions. Second operand 5 states. [2018-12-09 15:34:44,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:34:44,322 INFO L93 Difference]: Finished difference Result 23360 states and 75856 transitions. [2018-12-09 15:34:44,322 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 15:34:44,322 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 48 [2018-12-09 15:34:44,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:34:44,360 INFO L225 Difference]: With dead ends: 23360 [2018-12-09 15:34:44,360 INFO L226 Difference]: Without dead ends: 23285 [2018-12-09 15:34:44,360 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-09 15:34:44,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23285 states. [2018-12-09 15:34:44,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23285 to 15417. [2018-12-09 15:34:44,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15417 states. [2018-12-09 15:34:44,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15417 states to 15417 states and 49310 transitions. [2018-12-09 15:34:44,586 INFO L78 Accepts]: Start accepts. Automaton has 15417 states and 49310 transitions. Word has length 48 [2018-12-09 15:34:44,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:34:44,587 INFO L480 AbstractCegarLoop]: Abstraction has 15417 states and 49310 transitions. [2018-12-09 15:34:44,587 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 15:34:44,587 INFO L276 IsEmpty]: Start isEmpty. Operand 15417 states and 49310 transitions. [2018-12-09 15:34:44,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-09 15:34:44,588 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:34:44,589 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] [2018-12-09 15:34:44,589 INFO L423 AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:34:44,589 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:34:44,589 INFO L82 PathProgramCache]: Analyzing trace with hash 963416755, now seen corresponding path program 1 times [2018-12-09 15:34:44,589 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:34:44,589 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:34:44,590 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:44,591 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:34:44,591 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:44,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:34:44,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:34:44,616 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:34:44,616 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 15:34:44,616 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 15:34:44,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 15:34:44,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 15:34:44,616 INFO L87 Difference]: Start difference. First operand 15417 states and 49310 transitions. Second operand 3 states. [2018-12-09 15:34:44,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:34:44,755 INFO L93 Difference]: Finished difference Result 28677 states and 90548 transitions. [2018-12-09 15:34:44,755 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 15:34:44,755 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 50 [2018-12-09 15:34:44,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:34:44,795 INFO L225 Difference]: With dead ends: 28677 [2018-12-09 15:34:44,795 INFO L226 Difference]: Without dead ends: 28673 [2018-12-09 15:34:44,795 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 15:34:44,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28673 states. [2018-12-09 15:34:45,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28673 to 24152. [2018-12-09 15:34:45,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24152 states. [2018-12-09 15:34:45,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24152 states to 24152 states and 76316 transitions. [2018-12-09 15:34:45,094 INFO L78 Accepts]: Start accepts. Automaton has 24152 states and 76316 transitions. Word has length 50 [2018-12-09 15:34:45,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:34:45,094 INFO L480 AbstractCegarLoop]: Abstraction has 24152 states and 76316 transitions. [2018-12-09 15:34:45,094 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 15:34:45,094 INFO L276 IsEmpty]: Start isEmpty. Operand 24152 states and 76316 transitions. [2018-12-09 15:34:45,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-09 15:34:45,096 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:34:45,096 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] [2018-12-09 15:34:45,096 INFO L423 AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:34:45,096 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:34:45,096 INFO L82 PathProgramCache]: Analyzing trace with hash 1320542462, now seen corresponding path program 1 times [2018-12-09 15:34:45,097 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:34:45,097 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:34:45,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:45,098 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:34:45,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:45,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:34:45,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:34:45,178 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:34:45,178 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 15:34:45,178 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 15:34:45,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 15:34:45,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 15:34:45,179 INFO L87 Difference]: Start difference. First operand 24152 states and 76316 transitions. Second operand 6 states. [2018-12-09 15:34:45,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:34:45,598 INFO L93 Difference]: Finished difference Result 33838 states and 105314 transitions. [2018-12-09 15:34:45,599 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-09 15:34:45,599 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2018-12-09 15:34:45,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:34:45,642 INFO L225 Difference]: With dead ends: 33838 [2018-12-09 15:34:45,642 INFO L226 Difference]: Without dead ends: 33741 [2018-12-09 15:34:45,642 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-12-09 15:34:45,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33741 states. [2018-12-09 15:34:45,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33741 to 23973. [2018-12-09 15:34:45,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23973 states. [2018-12-09 15:34:46,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23973 states to 23973 states and 75822 transitions. [2018-12-09 15:34:46,004 INFO L78 Accepts]: Start accepts. Automaton has 23973 states and 75822 transitions. Word has length 54 [2018-12-09 15:34:46,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:34:46,004 INFO L480 AbstractCegarLoop]: Abstraction has 23973 states and 75822 transitions. [2018-12-09 15:34:46,004 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 15:34:46,004 INFO L276 IsEmpty]: Start isEmpty. Operand 23973 states and 75822 transitions. [2018-12-09 15:34:46,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-09 15:34:46,012 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:34:46,012 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:34:46,012 INFO L423 AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:34:46,013 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:34:46,013 INFO L82 PathProgramCache]: Analyzing trace with hash -1943714605, now seen corresponding path program 1 times [2018-12-09 15:34:46,013 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:34:46,013 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:34:46,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:46,015 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:34:46,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:46,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:34:46,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:34:46,065 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:34:46,065 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 15:34:46,065 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 15:34:46,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 15:34:46,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 15:34:46,066 INFO L87 Difference]: Start difference. First operand 23973 states and 75822 transitions. Second operand 4 states. [2018-12-09 15:34:46,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:34:46,264 INFO L93 Difference]: Finished difference Result 30737 states and 97932 transitions. [2018-12-09 15:34:46,264 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 15:34:46,264 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 64 [2018-12-09 15:34:46,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:34:46,306 INFO L225 Difference]: With dead ends: 30737 [2018-12-09 15:34:46,306 INFO L226 Difference]: Without dead ends: 30737 [2018-12-09 15:34:46,306 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-09 15:34:46,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30737 states. [2018-12-09 15:34:46,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30737 to 27609. [2018-12-09 15:34:46,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27609 states. [2018-12-09 15:34:46,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27609 states to 27609 states and 87450 transitions. [2018-12-09 15:34:46,625 INFO L78 Accepts]: Start accepts. Automaton has 27609 states and 87450 transitions. Word has length 64 [2018-12-09 15:34:46,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:34:46,625 INFO L480 AbstractCegarLoop]: Abstraction has 27609 states and 87450 transitions. [2018-12-09 15:34:46,625 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 15:34:46,626 INFO L276 IsEmpty]: Start isEmpty. Operand 27609 states and 87450 transitions. [2018-12-09 15:34:46,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-09 15:34:46,631 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:34:46,631 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:34:46,631 INFO L423 AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:34:46,631 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:34:46,632 INFO L82 PathProgramCache]: Analyzing trace with hash -200904270, now seen corresponding path program 1 times [2018-12-09 15:34:46,632 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:34:46,632 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:34:46,633 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:46,633 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:34:46,633 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:46,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:34:46,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:34:46,667 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:34:46,667 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 15:34:46,668 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 15:34:46,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 15:34:46,668 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 15:34:46,668 INFO L87 Difference]: Start difference. First operand 27609 states and 87450 transitions. Second operand 6 states. [2018-12-09 15:34:47,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:34:47,402 INFO L93 Difference]: Finished difference Result 65702 states and 204771 transitions. [2018-12-09 15:34:47,402 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-09 15:34:47,402 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2018-12-09 15:34:47,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:34:47,494 INFO L225 Difference]: With dead ends: 65702 [2018-12-09 15:34:47,494 INFO L226 Difference]: Without dead ends: 65638 [2018-12-09 15:34:47,494 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2018-12-09 15:34:47,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65638 states. [2018-12-09 15:34:48,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65638 to 39277. [2018-12-09 15:34:48,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39277 states. [2018-12-09 15:34:48,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39277 states to 39277 states and 121531 transitions. [2018-12-09 15:34:48,124 INFO L78 Accepts]: Start accepts. Automaton has 39277 states and 121531 transitions. Word has length 64 [2018-12-09 15:34:48,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:34:48,125 INFO L480 AbstractCegarLoop]: Abstraction has 39277 states and 121531 transitions. [2018-12-09 15:34:48,125 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 15:34:48,125 INFO L276 IsEmpty]: Start isEmpty. Operand 39277 states and 121531 transitions. [2018-12-09 15:34:48,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-09 15:34:48,137 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:34:48,137 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] [2018-12-09 15:34:48,137 INFO L423 AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:34:48,137 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:34:48,137 INFO L82 PathProgramCache]: Analyzing trace with hash -1999395037, now seen corresponding path program 1 times [2018-12-09 15:34:48,137 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:34:48,137 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:34:48,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:48,139 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:34:48,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:48,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:34:48,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:34:48,179 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:34:48,179 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 15:34:48,180 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 15:34:48,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 15:34:48,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 15:34:48,180 INFO L87 Difference]: Start difference. First operand 39277 states and 121531 transitions. Second operand 3 states. [2018-12-09 15:34:48,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:34:48,324 INFO L93 Difference]: Finished difference Result 44930 states and 137016 transitions. [2018-12-09 15:34:48,324 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 15:34:48,324 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 70 [2018-12-09 15:34:48,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:34:48,380 INFO L225 Difference]: With dead ends: 44930 [2018-12-09 15:34:48,380 INFO L226 Difference]: Without dead ends: 44930 [2018-12-09 15:34:48,381 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 15:34:48,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44930 states. [2018-12-09 15:34:48,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44930 to 38917. [2018-12-09 15:34:48,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38917 states. [2018-12-09 15:34:48,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38917 states to 38917 states and 117881 transitions. [2018-12-09 15:34:48,851 INFO L78 Accepts]: Start accepts. Automaton has 38917 states and 117881 transitions. Word has length 70 [2018-12-09 15:34:48,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:34:48,851 INFO L480 AbstractCegarLoop]: Abstraction has 38917 states and 117881 transitions. [2018-12-09 15:34:48,851 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 15:34:48,851 INFO L276 IsEmpty]: Start isEmpty. Operand 38917 states and 117881 transitions. [2018-12-09 15:34:48,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 15:34:48,861 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:34:48,861 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] [2018-12-09 15:34:48,861 INFO L423 AbstractCegarLoop]: === Iteration 9 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:34:48,861 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:34:48,861 INFO L82 PathProgramCache]: Analyzing trace with hash -627497849, now seen corresponding path program 1 times [2018-12-09 15:34:48,861 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:34:48,861 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:34:48,862 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:48,862 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:34:48,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:48,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:34:48,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:34:48,924 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:34:48,924 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 15:34:48,925 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 15:34:48,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 15:34:48,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-12-09 15:34:48,925 INFO L87 Difference]: Start difference. First operand 38917 states and 117881 transitions. Second operand 6 states. [2018-12-09 15:34:49,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:34:49,580 INFO L93 Difference]: Finished difference Result 49917 states and 151387 transitions. [2018-12-09 15:34:49,580 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-09 15:34:49,580 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 71 [2018-12-09 15:34:49,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:34:49,647 INFO L225 Difference]: With dead ends: 49917 [2018-12-09 15:34:49,647 INFO L226 Difference]: Without dead ends: 49613 [2018-12-09 15:34:49,647 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-12-09 15:34:49,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49613 states. [2018-12-09 15:34:50,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49613 to 45421. [2018-12-09 15:34:50,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45421 states. [2018-12-09 15:34:50,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45421 states to 45421 states and 138099 transitions. [2018-12-09 15:34:50,173 INFO L78 Accepts]: Start accepts. Automaton has 45421 states and 138099 transitions. Word has length 71 [2018-12-09 15:34:50,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:34:50,173 INFO L480 AbstractCegarLoop]: Abstraction has 45421 states and 138099 transitions. [2018-12-09 15:34:50,173 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 15:34:50,173 INFO L276 IsEmpty]: Start isEmpty. Operand 45421 states and 138099 transitions. [2018-12-09 15:34:50,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 15:34:50,186 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:34:50,186 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] [2018-12-09 15:34:50,186 INFO L423 AbstractCegarLoop]: === Iteration 10 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:34:50,186 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:34:50,186 INFO L82 PathProgramCache]: Analyzing trace with hash 1870518088, now seen corresponding path program 1 times [2018-12-09 15:34:50,186 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:34:50,186 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:34:50,188 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:50,188 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:34:50,188 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:50,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:34:50,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:34:50,233 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:34:50,234 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 15:34:50,234 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 15:34:50,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 15:34:50,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-12-09 15:34:50,234 INFO L87 Difference]: Start difference. First operand 45421 states and 138099 transitions. Second operand 5 states. [2018-12-09 15:34:50,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:34:50,274 INFO L93 Difference]: Finished difference Result 12413 states and 31271 transitions. [2018-12-09 15:34:50,275 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 15:34:50,275 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 71 [2018-12-09 15:34:50,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:34:50,283 INFO L225 Difference]: With dead ends: 12413 [2018-12-09 15:34:50,283 INFO L226 Difference]: Without dead ends: 10477 [2018-12-09 15:34:50,284 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-12-09 15:34:50,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10477 states. [2018-12-09 15:34:50,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10477 to 8356. [2018-12-09 15:34:50,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8356 states. [2018-12-09 15:34:50,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8356 states to 8356 states and 20870 transitions. [2018-12-09 15:34:50,359 INFO L78 Accepts]: Start accepts. Automaton has 8356 states and 20870 transitions. Word has length 71 [2018-12-09 15:34:50,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:34:50,359 INFO L480 AbstractCegarLoop]: Abstraction has 8356 states and 20870 transitions. [2018-12-09 15:34:50,359 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 15:34:50,359 INFO L276 IsEmpty]: Start isEmpty. Operand 8356 states and 20870 transitions. [2018-12-09 15:34:50,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-09 15:34:50,366 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:34:50,366 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:34:50,366 INFO L423 AbstractCegarLoop]: === Iteration 11 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:34:50,366 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:34:50,366 INFO L82 PathProgramCache]: Analyzing trace with hash 1285837177, now seen corresponding path program 1 times [2018-12-09 15:34:50,366 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:34:50,366 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:34:50,368 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:50,368 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:34:50,368 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:50,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:34:50,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:34:50,422 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:34:50,422 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 15:34:50,423 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 15:34:50,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 15:34:50,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 15:34:50,423 INFO L87 Difference]: Start difference. First operand 8356 states and 20870 transitions. Second operand 4 states. [2018-12-09 15:34:50,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:34:50,553 INFO L93 Difference]: Finished difference Result 9771 states and 23994 transitions. [2018-12-09 15:34:50,554 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 15:34:50,554 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 99 [2018-12-09 15:34:50,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:34:50,564 INFO L225 Difference]: With dead ends: 9771 [2018-12-09 15:34:50,564 INFO L226 Difference]: Without dead ends: 9771 [2018-12-09 15:34:50,565 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 15:34:50,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9771 states. [2018-12-09 15:34:50,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9771 to 9252. [2018-12-09 15:34:50,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9252 states. [2018-12-09 15:34:50,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9252 states to 9252 states and 22837 transitions. [2018-12-09 15:34:50,649 INFO L78 Accepts]: Start accepts. Automaton has 9252 states and 22837 transitions. Word has length 99 [2018-12-09 15:34:50,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:34:50,649 INFO L480 AbstractCegarLoop]: Abstraction has 9252 states and 22837 transitions. [2018-12-09 15:34:50,650 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 15:34:50,650 INFO L276 IsEmpty]: Start isEmpty. Operand 9252 states and 22837 transitions. [2018-12-09 15:34:50,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-09 15:34:50,658 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:34:50,658 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:34:50,658 INFO L423 AbstractCegarLoop]: === Iteration 12 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:34:50,659 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:34:50,659 INFO L82 PathProgramCache]: Analyzing trace with hash -724266664, now seen corresponding path program 1 times [2018-12-09 15:34:50,659 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:34:50,659 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:34:50,660 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:50,660 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:34:50,660 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:50,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:34:50,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:34:50,691 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:34:50,691 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 15:34:50,691 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 15:34:50,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 15:34:50,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 15:34:50,692 INFO L87 Difference]: Start difference. First operand 9252 states and 22837 transitions. Second operand 3 states. [2018-12-09 15:34:50,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:34:50,832 INFO L93 Difference]: Finished difference Result 12503 states and 30346 transitions. [2018-12-09 15:34:50,833 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 15:34:50,833 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 99 [2018-12-09 15:34:50,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:34:50,841 INFO L225 Difference]: With dead ends: 12503 [2018-12-09 15:34:50,842 INFO L226 Difference]: Without dead ends: 12503 [2018-12-09 15:34:50,842 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 15:34:50,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12503 states. [2018-12-09 15:34:50,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12503 to 11332. [2018-12-09 15:34:50,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11332 states. [2018-12-09 15:34:50,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11332 states to 11332 states and 27737 transitions. [2018-12-09 15:34:50,935 INFO L78 Accepts]: Start accepts. Automaton has 11332 states and 27737 transitions. Word has length 99 [2018-12-09 15:34:50,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:34:50,935 INFO L480 AbstractCegarLoop]: Abstraction has 11332 states and 27737 transitions. [2018-12-09 15:34:50,935 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 15:34:50,935 INFO L276 IsEmpty]: Start isEmpty. Operand 11332 states and 27737 transitions. [2018-12-09 15:34:50,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-09 15:34:50,943 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:34:50,943 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:34:50,943 INFO L423 AbstractCegarLoop]: === Iteration 13 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:34:50,943 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:34:50,943 INFO L82 PathProgramCache]: Analyzing trace with hash 288099007, now seen corresponding path program 1 times [2018-12-09 15:34:50,943 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:34:50,944 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:34:50,945 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:50,945 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:34:50,945 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:50,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:34:50,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:34:50,998 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:34:50,998 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 15:34:50,999 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 15:34:50,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 15:34:50,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 15:34:50,999 INFO L87 Difference]: Start difference. First operand 11332 states and 27737 transitions. Second operand 5 states. [2018-12-09 15:34:51,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:34:51,218 INFO L93 Difference]: Finished difference Result 13415 states and 32203 transitions. [2018-12-09 15:34:51,218 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 15:34:51,218 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 99 [2018-12-09 15:34:51,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:34:51,228 INFO L225 Difference]: With dead ends: 13415 [2018-12-09 15:34:51,228 INFO L226 Difference]: Without dead ends: 13415 [2018-12-09 15:34:51,228 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-09 15:34:51,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13415 states. [2018-12-09 15:34:51,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13415 to 11959. [2018-12-09 15:34:51,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11959 states. [2018-12-09 15:34:51,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11959 states to 11959 states and 29037 transitions. [2018-12-09 15:34:51,329 INFO L78 Accepts]: Start accepts. Automaton has 11959 states and 29037 transitions. Word has length 99 [2018-12-09 15:34:51,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:34:51,329 INFO L480 AbstractCegarLoop]: Abstraction has 11959 states and 29037 transitions. [2018-12-09 15:34:51,329 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 15:34:51,329 INFO L276 IsEmpty]: Start isEmpty. Operand 11959 states and 29037 transitions. [2018-12-09 15:34:51,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-09 15:34:51,338 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:34:51,338 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:34:51,338 INFO L423 AbstractCegarLoop]: === Iteration 14 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:34:51,338 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:34:51,338 INFO L82 PathProgramCache]: Analyzing trace with hash -607675101, now seen corresponding path program 2 times [2018-12-09 15:34:51,338 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:34:51,338 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:34:51,339 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:51,339 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:34:51,339 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:51,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:34:51,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:34:51,393 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:34:51,393 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 15:34:51,393 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 15:34:51,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 15:34:51,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-09 15:34:51,393 INFO L87 Difference]: Start difference. First operand 11959 states and 29037 transitions. Second operand 6 states. [2018-12-09 15:34:51,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:34:51,717 INFO L93 Difference]: Finished difference Result 14604 states and 34854 transitions. [2018-12-09 15:34:51,717 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 15:34:51,717 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 99 [2018-12-09 15:34:51,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:34:51,727 INFO L225 Difference]: With dead ends: 14604 [2018-12-09 15:34:51,728 INFO L226 Difference]: Without dead ends: 14604 [2018-12-09 15:34:51,728 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-12-09 15:34:51,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14604 states. [2018-12-09 15:34:51,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14604 to 11757. [2018-12-09 15:34:51,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11757 states. [2018-12-09 15:34:51,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11757 states to 11757 states and 28093 transitions. [2018-12-09 15:34:51,832 INFO L78 Accepts]: Start accepts. Automaton has 11757 states and 28093 transitions. Word has length 99 [2018-12-09 15:34:51,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:34:51,833 INFO L480 AbstractCegarLoop]: Abstraction has 11757 states and 28093 transitions. [2018-12-09 15:34:51,833 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 15:34:51,833 INFO L276 IsEmpty]: Start isEmpty. Operand 11757 states and 28093 transitions. [2018-12-09 15:34:51,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-09 15:34:51,841 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:34:51,841 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:34:51,841 INFO L423 AbstractCegarLoop]: === Iteration 15 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:34:51,842 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:34:51,842 INFO L82 PathProgramCache]: Analyzing trace with hash -1051239132, now seen corresponding path program 1 times [2018-12-09 15:34:51,842 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:34:51,842 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:34:51,843 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:51,843 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-09 15:34:51,843 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:51,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:34:51,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:34:51,889 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:34:51,890 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 15:34:51,890 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 15:34:51,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 15:34:51,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 15:34:51,890 INFO L87 Difference]: Start difference. First operand 11757 states and 28093 transitions. Second operand 5 states. [2018-12-09 15:34:52,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:34:52,065 INFO L93 Difference]: Finished difference Result 12580 states and 29794 transitions. [2018-12-09 15:34:52,065 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 15:34:52,065 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 101 [2018-12-09 15:34:52,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:34:52,075 INFO L225 Difference]: With dead ends: 12580 [2018-12-09 15:34:52,075 INFO L226 Difference]: Without dead ends: 12580 [2018-12-09 15:34:52,075 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-12-09 15:34:52,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12580 states. [2018-12-09 15:34:52,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12580 to 11924. [2018-12-09 15:34:52,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11924 states. [2018-12-09 15:34:52,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11924 states to 11924 states and 28450 transitions. [2018-12-09 15:34:52,176 INFO L78 Accepts]: Start accepts. Automaton has 11924 states and 28450 transitions. Word has length 101 [2018-12-09 15:34:52,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:34:52,177 INFO L480 AbstractCegarLoop]: Abstraction has 11924 states and 28450 transitions. [2018-12-09 15:34:52,177 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 15:34:52,177 INFO L276 IsEmpty]: Start isEmpty. Operand 11924 states and 28450 transitions. [2018-12-09 15:34:52,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-09 15:34:52,186 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:34:52,186 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:34:52,186 INFO L423 AbstractCegarLoop]: === Iteration 16 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:34:52,186 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:34:52,186 INFO L82 PathProgramCache]: Analyzing trace with hash 23777846, now seen corresponding path program 1 times [2018-12-09 15:34:52,186 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:34:52,186 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:34:52,188 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:52,188 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:34:52,188 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:52,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:34:52,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:34:52,234 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:34:52,234 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 15:34:52,234 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 15:34:52,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 15:34:52,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 15:34:52,235 INFO L87 Difference]: Start difference. First operand 11924 states and 28450 transitions. Second operand 5 states. [2018-12-09 15:34:52,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:34:52,437 INFO L93 Difference]: Finished difference Result 14484 states and 34837 transitions. [2018-12-09 15:34:52,438 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 15:34:52,438 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 101 [2018-12-09 15:34:52,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:34:52,449 INFO L225 Difference]: With dead ends: 14484 [2018-12-09 15:34:52,449 INFO L226 Difference]: Without dead ends: 14484 [2018-12-09 15:34:52,449 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-12-09 15:34:52,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14484 states. [2018-12-09 15:34:52,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14484 to 12981. [2018-12-09 15:34:52,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12981 states. [2018-12-09 15:34:52,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12981 states to 12981 states and 31114 transitions. [2018-12-09 15:34:52,562 INFO L78 Accepts]: Start accepts. Automaton has 12981 states and 31114 transitions. Word has length 101 [2018-12-09 15:34:52,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:34:52,562 INFO L480 AbstractCegarLoop]: Abstraction has 12981 states and 31114 transitions. [2018-12-09 15:34:52,562 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 15:34:52,562 INFO L276 IsEmpty]: Start isEmpty. Operand 12981 states and 31114 transitions. [2018-12-09 15:34:52,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-09 15:34:52,571 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:34:52,572 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:34:52,572 INFO L423 AbstractCegarLoop]: === Iteration 17 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:34:52,572 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:34:52,572 INFO L82 PathProgramCache]: Analyzing trace with hash 1749258743, now seen corresponding path program 1 times [2018-12-09 15:34:52,572 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:34:52,572 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:34:52,573 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:52,573 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:34:52,573 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:52,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:34:52,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:34:52,612 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:34:52,613 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 15:34:52,613 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 15:34:52,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 15:34:52,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 15:34:52,613 INFO L87 Difference]: Start difference. First operand 12981 states and 31114 transitions. Second operand 6 states. [2018-12-09 15:34:52,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:34:52,893 INFO L93 Difference]: Finished difference Result 14407 states and 34218 transitions. [2018-12-09 15:34:52,893 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-09 15:34:52,893 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 101 [2018-12-09 15:34:52,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:34:52,909 INFO L225 Difference]: With dead ends: 14407 [2018-12-09 15:34:52,909 INFO L226 Difference]: Without dead ends: 14407 [2018-12-09 15:34:52,909 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 3 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-12-09 15:34:52,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14407 states. [2018-12-09 15:34:53,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14407 to 12981. [2018-12-09 15:34:53,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12981 states. [2018-12-09 15:34:53,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12981 states to 12981 states and 31114 transitions. [2018-12-09 15:34:53,037 INFO L78 Accepts]: Start accepts. Automaton has 12981 states and 31114 transitions. Word has length 101 [2018-12-09 15:34:53,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:34:53,037 INFO L480 AbstractCegarLoop]: Abstraction has 12981 states and 31114 transitions. [2018-12-09 15:34:53,037 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 15:34:53,037 INFO L276 IsEmpty]: Start isEmpty. Operand 12981 states and 31114 transitions. [2018-12-09 15:34:53,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-09 15:34:53,046 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:34:53,046 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:34:53,047 INFO L423 AbstractCegarLoop]: === Iteration 18 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:34:53,047 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:34:53,047 INFO L82 PathProgramCache]: Analyzing trace with hash 584894463, now seen corresponding path program 1 times [2018-12-09 15:34:53,047 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:34:53,047 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:34:53,048 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:53,048 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:34:53,049 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:53,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:34:53,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:34:53,124 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:34:53,124 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-09 15:34:53,124 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 15:34:53,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 15:34:53,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-12-09 15:34:53,125 INFO L87 Difference]: Start difference. First operand 12981 states and 31114 transitions. Second operand 8 states. [2018-12-09 15:34:53,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:34:53,554 INFO L93 Difference]: Finished difference Result 16736 states and 40038 transitions. [2018-12-09 15:34:53,554 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-09 15:34:53,554 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 101 [2018-12-09 15:34:53,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:34:53,567 INFO L225 Difference]: With dead ends: 16736 [2018-12-09 15:34:53,567 INFO L226 Difference]: Without dead ends: 16704 [2018-12-09 15:34:53,568 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2018-12-09 15:34:53,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16704 states. [2018-12-09 15:34:53,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16704 to 13492. [2018-12-09 15:34:53,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13492 states. [2018-12-09 15:34:53,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13492 states to 13492 states and 32328 transitions. [2018-12-09 15:34:53,695 INFO L78 Accepts]: Start accepts. Automaton has 13492 states and 32328 transitions. Word has length 101 [2018-12-09 15:34:53,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:34:53,695 INFO L480 AbstractCegarLoop]: Abstraction has 13492 states and 32328 transitions. [2018-12-09 15:34:53,695 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 15:34:53,695 INFO L276 IsEmpty]: Start isEmpty. Operand 13492 states and 32328 transitions. [2018-12-09 15:34:53,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-09 15:34:53,704 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:34:53,705 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:34:53,705 INFO L423 AbstractCegarLoop]: === Iteration 19 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:34:53,705 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:34:53,705 INFO L82 PathProgramCache]: Analyzing trace with hash -1212056896, now seen corresponding path program 1 times [2018-12-09 15:34:53,705 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:34:53,705 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:34:53,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:53,707 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:34:53,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:53,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:34:53,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:34:53,761 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:34:53,761 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 15:34:53,761 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 15:34:53,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 15:34:53,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-09 15:34:53,761 INFO L87 Difference]: Start difference. First operand 13492 states and 32328 transitions. Second operand 6 states. [2018-12-09 15:34:53,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:34:53,994 INFO L93 Difference]: Finished difference Result 16820 states and 39975 transitions. [2018-12-09 15:34:53,994 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 15:34:53,994 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 101 [2018-12-09 15:34:53,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:34:54,009 INFO L225 Difference]: With dead ends: 16820 [2018-12-09 15:34:54,009 INFO L226 Difference]: Without dead ends: 16820 [2018-12-09 15:34:54,009 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-09 15:34:54,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16820 states. [2018-12-09 15:34:54,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16820 to 14800. [2018-12-09 15:34:54,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14800 states. [2018-12-09 15:34:54,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14800 states to 14800 states and 35353 transitions. [2018-12-09 15:34:54,165 INFO L78 Accepts]: Start accepts. Automaton has 14800 states and 35353 transitions. Word has length 101 [2018-12-09 15:34:54,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:34:54,165 INFO L480 AbstractCegarLoop]: Abstraction has 14800 states and 35353 transitions. [2018-12-09 15:34:54,165 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 15:34:54,165 INFO L276 IsEmpty]: Start isEmpty. Operand 14800 states and 35353 transitions. [2018-12-09 15:34:54,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-09 15:34:54,176 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:34:54,176 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:34:54,176 INFO L423 AbstractCegarLoop]: === Iteration 20 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:34:54,176 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:34:54,176 INFO L82 PathProgramCache]: Analyzing trace with hash -1181037089, now seen corresponding path program 1 times [2018-12-09 15:34:54,176 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:34:54,176 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:34:54,177 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:54,177 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:34:54,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:54,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:34:54,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:34:54,206 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:34:54,206 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 15:34:54,206 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 15:34:54,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 15:34:54,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 15:34:54,207 INFO L87 Difference]: Start difference. First operand 14800 states and 35353 transitions. Second operand 3 states. [2018-12-09 15:34:54,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:34:54,247 INFO L93 Difference]: Finished difference Result 14736 states and 35081 transitions. [2018-12-09 15:34:54,247 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 15:34:54,247 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 101 [2018-12-09 15:34:54,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:34:54,259 INFO L225 Difference]: With dead ends: 14736 [2018-12-09 15:34:54,259 INFO L226 Difference]: Without dead ends: 14704 [2018-12-09 15:34:54,259 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 15:34:54,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14704 states. [2018-12-09 15:34:54,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14704 to 13192. [2018-12-09 15:34:54,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13192 states. [2018-12-09 15:34:54,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13192 states to 13192 states and 31514 transitions. [2018-12-09 15:34:54,431 INFO L78 Accepts]: Start accepts. Automaton has 13192 states and 31514 transitions. Word has length 101 [2018-12-09 15:34:54,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:34:54,431 INFO L480 AbstractCegarLoop]: Abstraction has 13192 states and 31514 transitions. [2018-12-09 15:34:54,431 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 15:34:54,431 INFO L276 IsEmpty]: Start isEmpty. Operand 13192 states and 31514 transitions. [2018-12-09 15:34:54,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 15:34:54,438 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:34:54,438 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:34:54,438 INFO L423 AbstractCegarLoop]: === Iteration 21 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:34:54,438 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:34:54,438 INFO L82 PathProgramCache]: Analyzing trace with hash -855852100, now seen corresponding path program 1 times [2018-12-09 15:34:54,438 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:34:54,438 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:34:54,439 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:54,439 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:34:54,439 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:54,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:34:54,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:34:54,519 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:34:54,519 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 15:34:54,519 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 15:34:54,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 15:34:54,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-12-09 15:34:54,519 INFO L87 Difference]: Start difference. First operand 13192 states and 31514 transitions. Second operand 7 states. [2018-12-09 15:34:54,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:34:54,791 INFO L93 Difference]: Finished difference Result 18412 states and 42960 transitions. [2018-12-09 15:34:54,791 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 15:34:54,791 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 103 [2018-12-09 15:34:54,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:34:54,806 INFO L225 Difference]: With dead ends: 18412 [2018-12-09 15:34:54,806 INFO L226 Difference]: Without dead ends: 18308 [2018-12-09 15:34:54,806 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-12-09 15:34:54,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18308 states. [2018-12-09 15:34:54,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18308 to 13636. [2018-12-09 15:34:54,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13636 states. [2018-12-09 15:34:54,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13636 states to 13636 states and 32317 transitions. [2018-12-09 15:34:54,934 INFO L78 Accepts]: Start accepts. Automaton has 13636 states and 32317 transitions. Word has length 103 [2018-12-09 15:34:54,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:34:54,934 INFO L480 AbstractCegarLoop]: Abstraction has 13636 states and 32317 transitions. [2018-12-09 15:34:54,934 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 15:34:54,934 INFO L276 IsEmpty]: Start isEmpty. Operand 13636 states and 32317 transitions. [2018-12-09 15:34:54,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 15:34:54,943 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:34:54,943 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:34:54,943 INFO L423 AbstractCegarLoop]: === Iteration 22 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:34:54,944 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:34:54,944 INFO L82 PathProgramCache]: Analyzing trace with hash 1429011355, now seen corresponding path program 1 times [2018-12-09 15:34:54,944 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:34:54,944 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:34:54,945 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:54,945 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:34:54,945 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:54,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:34:55,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:34:55,011 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:34:55,011 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 15:34:55,011 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 15:34:55,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 15:34:55,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-09 15:34:55,011 INFO L87 Difference]: Start difference. First operand 13636 states and 32317 transitions. Second operand 7 states. [2018-12-09 15:34:55,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:34:55,336 INFO L93 Difference]: Finished difference Result 17742 states and 40788 transitions. [2018-12-09 15:34:55,336 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-09 15:34:55,336 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 103 [2018-12-09 15:34:55,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:34:55,349 INFO L225 Difference]: With dead ends: 17742 [2018-12-09 15:34:55,349 INFO L226 Difference]: Without dead ends: 17742 [2018-12-09 15:34:55,349 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2018-12-09 15:34:55,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17742 states. [2018-12-09 15:34:55,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17742 to 14943. [2018-12-09 15:34:55,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14943 states. [2018-12-09 15:34:55,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14943 states to 14943 states and 34814 transitions. [2018-12-09 15:34:55,488 INFO L78 Accepts]: Start accepts. Automaton has 14943 states and 34814 transitions. Word has length 103 [2018-12-09 15:34:55,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:34:55,489 INFO L480 AbstractCegarLoop]: Abstraction has 14943 states and 34814 transitions. [2018-12-09 15:34:55,489 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 15:34:55,489 INFO L276 IsEmpty]: Start isEmpty. Operand 14943 states and 34814 transitions. [2018-12-09 15:34:55,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 15:34:55,499 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:34:55,499 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:34:55,500 INFO L423 AbstractCegarLoop]: === Iteration 23 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:34:55,500 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:34:55,500 INFO L82 PathProgramCache]: Analyzing trace with hash 1174274810, now seen corresponding path program 1 times [2018-12-09 15:34:55,500 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:34:55,500 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:34:55,501 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:55,501 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:34:55,501 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:55,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:34:55,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:34:55,528 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:34:55,528 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 15:34:55,528 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 15:34:55,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 15:34:55,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 15:34:55,529 INFO L87 Difference]: Start difference. First operand 14943 states and 34814 transitions. Second operand 3 states. [2018-12-09 15:34:55,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:34:55,585 INFO L93 Difference]: Finished difference Result 18562 states and 43166 transitions. [2018-12-09 15:34:55,585 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 15:34:55,585 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 103 [2018-12-09 15:34:55,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:34:55,600 INFO L225 Difference]: With dead ends: 18562 [2018-12-09 15:34:55,600 INFO L226 Difference]: Without dead ends: 18562 [2018-12-09 15:34:55,600 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 15:34:55,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18562 states. [2018-12-09 15:34:55,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18562 to 18468. [2018-12-09 15:34:55,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18468 states. [2018-12-09 15:34:55,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18468 states to 18468 states and 42966 transitions. [2018-12-09 15:34:55,753 INFO L78 Accepts]: Start accepts. Automaton has 18468 states and 42966 transitions. Word has length 103 [2018-12-09 15:34:55,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:34:55,753 INFO L480 AbstractCegarLoop]: Abstraction has 18468 states and 42966 transitions. [2018-12-09 15:34:55,753 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 15:34:55,753 INFO L276 IsEmpty]: Start isEmpty. Operand 18468 states and 42966 transitions. [2018-12-09 15:34:55,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 15:34:55,765 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:34:55,765 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:34:55,765 INFO L423 AbstractCegarLoop]: === Iteration 24 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:34:55,765 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:34:55,765 INFO L82 PathProgramCache]: Analyzing trace with hash 1385625723, now seen corresponding path program 1 times [2018-12-09 15:34:55,765 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:34:55,765 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:34:55,766 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:55,766 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:34:55,766 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:55,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:34:55,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:34:55,870 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:34:55,870 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-09 15:34:55,870 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-09 15:34:55,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-09 15:34:55,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2018-12-09 15:34:55,871 INFO L87 Difference]: Start difference. First operand 18468 states and 42966 transitions. Second operand 10 states. [2018-12-09 15:34:56,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:34:56,209 INFO L93 Difference]: Finished difference Result 21062 states and 48972 transitions. [2018-12-09 15:34:56,209 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 15:34:56,209 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 103 [2018-12-09 15:34:56,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:34:56,212 INFO L225 Difference]: With dead ends: 21062 [2018-12-09 15:34:56,212 INFO L226 Difference]: Without dead ends: 4191 [2018-12-09 15:34:56,213 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2018-12-09 15:34:56,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4191 states. [2018-12-09 15:34:56,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4191 to 4189. [2018-12-09 15:34:56,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4189 states. [2018-12-09 15:34:56,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4189 states to 4189 states and 9904 transitions. [2018-12-09 15:34:56,239 INFO L78 Accepts]: Start accepts. Automaton has 4189 states and 9904 transitions. Word has length 103 [2018-12-09 15:34:56,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:34:56,239 INFO L480 AbstractCegarLoop]: Abstraction has 4189 states and 9904 transitions. [2018-12-09 15:34:56,239 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-09 15:34:56,239 INFO L276 IsEmpty]: Start isEmpty. Operand 4189 states and 9904 transitions. [2018-12-09 15:34:56,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 15:34:56,241 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:34:56,241 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:34:56,241 INFO L423 AbstractCegarLoop]: === Iteration 25 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:34:56,242 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:34:56,242 INFO L82 PathProgramCache]: Analyzing trace with hash 613678253, now seen corresponding path program 1 times [2018-12-09 15:34:56,242 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:34:56,242 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:34:56,242 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:56,243 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:34:56,243 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:56,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:34:56,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:34:56,298 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:34:56,298 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 15:34:56,298 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 15:34:56,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 15:34:56,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-09 15:34:56,299 INFO L87 Difference]: Start difference. First operand 4189 states and 9904 transitions. Second operand 7 states. [2018-12-09 15:34:56,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:34:56,437 INFO L93 Difference]: Finished difference Result 4681 states and 11107 transitions. [2018-12-09 15:34:56,437 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-09 15:34:56,438 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 103 [2018-12-09 15:34:56,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:34:56,440 INFO L225 Difference]: With dead ends: 4681 [2018-12-09 15:34:56,441 INFO L226 Difference]: Without dead ends: 4681 [2018-12-09 15:34:56,441 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 4 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-09 15:34:56,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4681 states. [2018-12-09 15:34:56,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4681 to 4109. [2018-12-09 15:34:56,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4109 states. [2018-12-09 15:34:56,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4109 states to 4109 states and 9742 transitions. [2018-12-09 15:34:56,469 INFO L78 Accepts]: Start accepts. Automaton has 4109 states and 9742 transitions. Word has length 103 [2018-12-09 15:34:56,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:34:56,469 INFO L480 AbstractCegarLoop]: Abstraction has 4109 states and 9742 transitions. [2018-12-09 15:34:56,469 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 15:34:56,469 INFO L276 IsEmpty]: Start isEmpty. Operand 4109 states and 9742 transitions. [2018-12-09 15:34:56,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 15:34:56,471 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:34:56,471 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:34:56,471 INFO L423 AbstractCegarLoop]: === Iteration 26 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:34:56,471 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:34:56,471 INFO L82 PathProgramCache]: Analyzing trace with hash 2075258252, now seen corresponding path program 2 times [2018-12-09 15:34:56,471 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:34:56,471 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:34:56,472 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:56,472 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:34:56,472 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:56,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:34:56,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:34:56,577 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:34:56,578 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-12-09 15:34:56,578 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-09 15:34:56,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-09 15:34:56,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2018-12-09 15:34:56,578 INFO L87 Difference]: Start difference. First operand 4109 states and 9742 transitions. Second operand 13 states. [2018-12-09 15:34:57,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:34:57,014 INFO L93 Difference]: Finished difference Result 6479 states and 15133 transitions. [2018-12-09 15:34:57,014 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-09 15:34:57,014 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 103 [2018-12-09 15:34:57,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:34:57,018 INFO L225 Difference]: With dead ends: 6479 [2018-12-09 15:34:57,019 INFO L226 Difference]: Without dead ends: 4657 [2018-12-09 15:34:57,019 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=75, Invalid=387, Unknown=0, NotChecked=0, Total=462 [2018-12-09 15:34:57,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4657 states. [2018-12-09 15:34:57,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4657 to 4160. [2018-12-09 15:34:57,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4160 states. [2018-12-09 15:34:57,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4160 states to 4160 states and 9797 transitions. [2018-12-09 15:34:57,055 INFO L78 Accepts]: Start accepts. Automaton has 4160 states and 9797 transitions. Word has length 103 [2018-12-09 15:34:57,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:34:57,055 INFO L480 AbstractCegarLoop]: Abstraction has 4160 states and 9797 transitions. [2018-12-09 15:34:57,055 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-09 15:34:57,055 INFO L276 IsEmpty]: Start isEmpty. Operand 4160 states and 9797 transitions. [2018-12-09 15:34:57,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 15:34:57,058 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:34:57,058 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:34:57,058 INFO L423 AbstractCegarLoop]: === Iteration 27 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:34:57,058 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:34:57,058 INFO L82 PathProgramCache]: Analyzing trace with hash -932371670, now seen corresponding path program 3 times [2018-12-09 15:34:57,058 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:34:57,058 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:34:57,059 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:57,059 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-09 15:34:57,059 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:34:57,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 15:34:57,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 15:34:57,095 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-09 15:34:57,162 INFO L305 ceAbstractionStarter]: Did not count any witness invariants because Icfg is not BoogieIcfg [2018-12-09 15:34:57,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 03:34:57 BasicIcfg [2018-12-09 15:34:57,163 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 15:34:57,163 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 15:34:57,163 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 15:34:57,163 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 15:34:57,164 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:34:34" (3/4) ... [2018-12-09 15:34:57,165 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-09 15:34:57,240 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_04827a9d-017c-4c65-81dc-5ead150dc7aa/bin-2019/uautomizer/witness.graphml [2018-12-09 15:34:57,240 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 15:34:57,240 INFO L168 Benchmark]: Toolchain (without parser) took 24034.94 ms. Allocated memory was 1.0 GB in the beginning and 3.1 GB in the end (delta: 2.1 GB). Free memory was 950.6 MB in the beginning and 1.2 GB in the end (delta: -223.3 MB). Peak memory consumption was 1.9 GB. Max. memory is 11.5 GB. [2018-12-09 15:34:57,241 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 15:34:57,241 INFO L168 Benchmark]: CACSL2BoogieTranslator took 362.89 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -138.4 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. [2018-12-09 15:34:57,242 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.66 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-09 15:34:57,242 INFO L168 Benchmark]: Boogie Preprocessor took 19.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-09 15:34:57,242 INFO L168 Benchmark]: RCFGBuilder took 400.41 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 11.5 GB. [2018-12-09 15:34:57,242 INFO L168 Benchmark]: TraceAbstraction took 23141.20 ms. Allocated memory was 1.1 GB in the beginning and 3.1 GB in the end (delta: 2.0 GB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -188.0 MB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. [2018-12-09 15:34:57,242 INFO L168 Benchmark]: Witness Printer took 76.69 ms. Allocated memory is still 3.1 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. [2018-12-09 15:34:57,243 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 362.89 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -138.4 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.66 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 400.41 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 23141.20 ms. Allocated memory was 1.1 GB in the beginning and 3.1 GB in the end (delta: 2.0 GB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -188.0 MB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. * Witness Printer took 76.69 ms. Allocated memory is still 3.1 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 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] [L681] -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, main$tmp_guard0=0] [L682] -1 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L684] -1 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L685] -1 _Bool x$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0] [L686] -1 int x$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0] [L687] -1 _Bool x$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0] [L688] -1 _Bool x$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0] [L689] -1 _Bool x$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0] [L690] -1 _Bool x$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0] [L691] -1 _Bool x$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0] [L692] -1 _Bool x$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0] [L693] -1 _Bool x$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0] [L694] -1 int *x$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}] [L695] -1 int x$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0] [L696] -1 _Bool x$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0] [L697] -1 int x$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0] [L698] -1 _Bool x$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0] [L700] -1 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L701] -1 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L702] -1 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L789] -1 pthread_t t6; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L790] FCALL, FORK -1 pthread_create(&t6, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L791] -1 pthread_t t7; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L792] FCALL, FORK -1 pthread_create(&t7, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L737] 0 x$w_buff1 = x$w_buff0 [L738] 0 x$w_buff0 = 1 [L739] 0 x$w_buff1_used = x$w_buff0_used [L740] 0 x$w_buff0_used = (_Bool)1 [L5] COND FALSE 0 !(!expression) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L742] 0 x$r_buff1_thd0 = x$r_buff0_thd0 [L743] 0 x$r_buff1_thd1 = x$r_buff0_thd1 [L744] 0 x$r_buff1_thd2 = x$r_buff0_thd2 [L745] 0 x$r_buff0_thd2 = (_Bool)1 [L748] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L749] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L750] 0 x$flush_delayed = weak$$choice2 [L751] 0 x$mem_tmp = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=8, weak$$choice2=1, x=0, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L752] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=8, weak$$choice2=1, x=0, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L752] EXPR 0 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=8, weak$$choice2=1, x=0, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L752] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=8, weak$$choice2=1, x=0, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L752] 0 x = !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) [L753] EXPR 0 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=8, weak$$choice2=1, x=1, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L753] 0 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)) [L754] EXPR 0 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=8, weak$$choice2=1, x=1, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L754] 0 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)) [L755] EXPR 0 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=8, weak$$choice2=1, x=1, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L755] 0 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used)) [L756] EXPR 0 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=8, weak$$choice2=1, x=1, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L756] 0 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L757] EXPR 0 weak$$choice2 ? x$r_buff0_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=8, weak$$choice2=1, x=1, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L757] 0 x$r_buff0_thd2 = weak$$choice2 ? x$r_buff0_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2)) [L758] EXPR 0 weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=8, weak$$choice2=1, x=1, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L758] 0 x$r_buff1_thd2 = weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L759] 0 __unbuffered_p1_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=8, weak$$choice2=1, x=1, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L760] EXPR 0 x$flush_delayed ? x$mem_tmp : x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=8, weak$$choice2=1, x=1, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L760] 0 x = x$flush_delayed ? x$mem_tmp : x [L761] 0 x$flush_delayed = (_Bool)0 [L764] 0 __unbuffered_p1_EBX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=8, weak$$choice2=1, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L767] EXPR 0 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=8, weak$$choice2=1, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L706] 1 y = 1 [L709] 1 __unbuffered_p0_EAX = y [L712] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L713] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L714] 1 x$flush_delayed = weak$$choice2 [L715] 1 x$mem_tmp = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=0, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L716] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) VAL [!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1)=0, __unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=0, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L767] 0 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L768] EXPR 0 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used VAL [!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1)=0, __unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L768] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L769] EXPR 0 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used VAL [!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1)=0, __unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L716] 1 x = !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L717] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0))=1, x=0, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L717] 1 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L718] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1))=0, x=0, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L718] 1 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L719] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used))=0, x=0, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L719] 1 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L720] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))=0, x=0, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L769] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L770] EXPR 0 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))=0, x=0, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L770] 0 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L771] EXPR 0 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))=0, x=0, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L771] 0 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L774] 0 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))=0, x=0, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L720] 1 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L721] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1))=0, x=0, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L721] 1 x$r_buff0_thd1 = weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L722] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))=0, x=0, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L722] 1 x$r_buff1_thd1 = weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L723] 1 __unbuffered_p0_EBX = x VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=0, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L724] EXPR 1 x$flush_delayed ? x$mem_tmp : x VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=0, x$flush_delayed=1, x$flush_delayed ? x$mem_tmp : x=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L724] 1 x = x$flush_delayed ? x$mem_tmp : x [L725] 1 x$flush_delayed = (_Bool)0 [L730] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L794] -1 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L798] EXPR -1 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L798] EXPR -1 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L798] EXPR -1 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L798] -1 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L799] EXPR -1 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L799] -1 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L800] EXPR -1 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L800] -1 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L801] EXPR -1 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L801] -1 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L802] EXPR -1 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L802] -1 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L805] -1 main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p0_EBX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0) VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=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, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=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, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 284 locations, 3 error locations. UNSAFE Result, 23.0s OverallTime, 27 OverallIterations, 1 TraceHistogramMax, 8.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 9462 SDtfs, 9133 SDslu, 22358 SDs, 0 SdLazy, 7559 SolverSat, 424 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 245 GetRequests, 63 SyntacticMatches, 23 SemanticMatches, 159 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=83128occurred 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: 6.9s AutomataMinimizationTime, 26 MinimizatonAttempts, 133534 StatesRemovedByMinimization, 25 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 2301 NumberOfCodeBlocks, 2301 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 2172 ConstructedInterpolants, 0 QuantifiedInterpolants, 431200 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 26 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...