./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/rfi010_power.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/rfi010_power.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8fe47793b30d611e3e1a898a1478ef08cd5cb34c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.1.25-f470102 [2019-11-28 18:24:17,641 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 18:24:17,644 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 18:24:17,657 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 18:24:17,657 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 18:24:17,658 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 18:24:17,660 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 18:24:17,662 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 18:24:17,664 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 18:24:17,665 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 18:24:17,667 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 18:24:17,668 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 18:24:17,672 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 18:24:17,673 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 18:24:17,674 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 18:24:17,676 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 18:24:17,677 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 18:24:17,678 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 18:24:17,680 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 18:24:17,682 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 18:24:17,684 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 18:24:17,685 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 18:24:17,687 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 18:24:17,688 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 18:24:17,690 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 18:24:17,690 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 18:24:17,691 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 18:24:17,692 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 18:24:17,692 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 18:24:17,694 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 18:24:17,694 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 18:24:17,695 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 18:24:17,696 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 18:24:17,697 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 18:24:17,698 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 18:24:17,698 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 18:24:17,699 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 18:24:17,699 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 18:24:17,700 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 18:24:17,701 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 18:24:17,702 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 18:24:17,703 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 18:24:17,724 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 18:24:17,724 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 18:24:17,726 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 18:24:17,726 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 18:24:17,726 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 18:24:17,727 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 18:24:17,727 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 18:24:17,727 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 18:24:17,728 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 18:24:17,728 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 18:24:17,728 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 18:24:17,728 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 18:24:17,729 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 18:24:17,729 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 18:24:17,729 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 18:24:17,730 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 18:24:17,730 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 18:24:17,730 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 18:24:17,730 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 18:24:17,731 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 18:24:17,731 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 18:24:17,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 18:24:17,732 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 18:24:17,732 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 18:24:17,733 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 18:24:17,733 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 18:24:17,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 18:24:17,734 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 18:24:17,734 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 18:24:17,735 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fe47793b30d611e3e1a898a1478ef08cd5cb34c [2019-11-28 18:24:18,046 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 18:24:18,060 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 18:24:18,063 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 18:24:18,065 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 18:24:18,066 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 18:24:18,066 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/rfi010_power.oepc.i [2019-11-28 18:24:18,127 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69b47283c/0828a3a08b8941a1abf34652e4999ff4/FLAG63654e754 [2019-11-28 18:24:18,726 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 18:24:18,727 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/rfi010_power.oepc.i [2019-11-28 18:24:18,745 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69b47283c/0828a3a08b8941a1abf34652e4999ff4/FLAG63654e754 [2019-11-28 18:24:18,983 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69b47283c/0828a3a08b8941a1abf34652e4999ff4 [2019-11-28 18:24:18,986 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 18:24:18,988 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 18:24:18,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 18:24:18,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 18:24:18,993 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 18:24:18,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:24:18" (1/1) ... [2019-11-28 18:24:18,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f8bbb41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:24:18, skipping insertion in model container [2019-11-28 18:24:18,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:24:18" (1/1) ... [2019-11-28 18:24:19,006 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 18:24:19,052 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 18:24:19,633 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 18:24:19,646 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 18:24:19,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 18:24:19,814 INFO L208 MainTranslator]: Completed translation [2019-11-28 18:24:19,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:24:19 WrapperNode [2019-11-28 18:24:19,815 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 18:24:19,816 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 18:24:19,817 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 18:24:19,817 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 18:24:19,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:24:19" (1/1) ... [2019-11-28 18:24:19,850 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:24:19" (1/1) ... [2019-11-28 18:24:19,887 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 18:24:19,887 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 18:24:19,887 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 18:24:19,888 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 18:24:19,896 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:24:19" (1/1) ... [2019-11-28 18:24:19,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:24:19" (1/1) ... [2019-11-28 18:24:19,901 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:24:19" (1/1) ... [2019-11-28 18:24:19,902 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:24:19" (1/1) ... [2019-11-28 18:24:19,913 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:24:19" (1/1) ... [2019-11-28 18:24:19,917 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:24:19" (1/1) ... [2019-11-28 18:24:19,922 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:24:19" (1/1) ... [2019-11-28 18:24:19,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 18:24:19,928 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 18:24:19,928 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 18:24:19,928 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 18:24:19,930 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:24:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 18:24:20,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 18:24:20,010 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-28 18:24:20,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 18:24:20,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 18:24:20,011 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-28 18:24:20,011 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-28 18:24:20,011 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-28 18:24:20,011 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-28 18:24:20,011 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-28 18:24:20,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 18:24:20,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 18:24:20,014 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-28 18:24:20,856 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 18:24:20,856 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-11-28 18:24:20,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:24:20 BoogieIcfgContainer [2019-11-28 18:24:20,858 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 18:24:20,859 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 18:24:20,859 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 18:24:20,863 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 18:24:20,863 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 06:24:18" (1/3) ... [2019-11-28 18:24:20,865 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1633e6bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:24:20, skipping insertion in model container [2019-11-28 18:24:20,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:24:19" (2/3) ... [2019-11-28 18:24:20,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1633e6bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:24:20, skipping insertion in model container [2019-11-28 18:24:20,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:24:20" (3/3) ... [2019-11-28 18:24:20,868 INFO L109 eAbstractionObserver]: Analyzing ICFG rfi010_power.oepc.i [2019-11-28 18:24:20,878 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-11-28 18:24:20,878 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 18:24:20,887 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-11-28 18:24:20,888 INFO L339 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-11-28 18:24:20,932 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,932 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,932 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,933 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,933 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,933 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,933 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,933 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,934 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,934 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,935 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,935 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,936 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,936 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,936 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,937 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,937 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,937 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,937 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,938 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,938 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,938 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,939 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,939 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,939 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,940 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,940 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,940 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,941 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,941 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,941 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,942 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,942 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,942 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,943 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,943 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,943 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,943 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,944 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,944 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,945 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,945 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,945 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,945 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,946 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,946 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,946 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,947 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,947 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,947 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,948 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,948 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,948 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,949 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,949 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,949 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,950 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,950 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,950 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,950 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,951 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,951 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,951 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,952 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,952 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,952 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,953 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,953 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,953 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,953 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,954 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,954 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,954 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,955 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,955 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,955 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,956 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,956 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,956 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,956 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,957 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,957 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,957 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,958 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,958 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,958 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,959 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,959 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,959 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,959 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,960 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,960 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,960 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,961 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,962 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,962 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,963 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,963 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,963 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,964 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,964 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,964 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,965 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,965 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,965 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,965 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,967 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,968 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,968 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,968 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,969 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,969 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,969 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,970 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,970 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,970 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,971 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,971 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,971 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,971 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,972 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,972 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,972 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,973 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,973 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,973 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,974 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,974 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,974 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,974 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,975 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,975 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,975 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,976 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,976 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,976 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,977 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,977 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,977 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,978 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,978 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,978 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,978 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,979 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,979 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,979 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,980 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,980 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,980 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,981 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,981 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,981 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,981 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,982 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,982 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,982 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,983 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,983 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,983 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,983 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,984 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,984 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,984 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,985 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,985 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,985 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,986 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,986 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,986 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,986 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,987 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,987 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,987 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,988 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,988 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,988 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,988 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,989 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,989 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,989 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,990 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,990 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,990 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,991 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,991 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,991 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,991 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,992 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,992 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,992 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,993 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,993 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,993 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,993 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,994 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,994 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,994 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,995 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,995 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,995 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,996 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,996 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,996 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,997 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,997 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,997 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,997 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,998 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,998 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,998 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,999 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,999 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,999 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:20,999 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:21,000 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:21,000 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:24:21,018 INFO L249 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2019-11-28 18:24:21,040 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 18:24:21,041 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 18:24:21,041 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 18:24:21,041 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 18:24:21,041 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 18:24:21,042 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 18:24:21,042 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 18:24:21,042 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 18:24:21,061 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 178 places, 227 transitions [2019-11-28 18:24:21,064 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 178 places, 227 transitions [2019-11-28 18:24:21,183 INFO L134 PetriNetUnfolder]: 56/225 cut-off events. [2019-11-28 18:24:21,183 INFO L135 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-11-28 18:24:21,211 INFO L76 FinitePrefix]: Finished finitePrefix Result has 232 conditions, 225 events. 56/225 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 905 event pairs. 6/173 useless extension candidates. Maximal degree in co-relation 195. Up to 2 conditions per place. [2019-11-28 18:24:21,247 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 178 places, 227 transitions [2019-11-28 18:24:21,355 INFO L134 PetriNetUnfolder]: 56/225 cut-off events. [2019-11-28 18:24:21,355 INFO L135 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-11-28 18:24:21,369 INFO L76 FinitePrefix]: Finished finitePrefix Result has 232 conditions, 225 events. 56/225 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 905 event pairs. 6/173 useless extension candidates. Maximal degree in co-relation 195. Up to 2 conditions per place. [2019-11-28 18:24:21,403 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 22816 [2019-11-28 18:24:21,404 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-11-28 18:24:26,198 WARN L192 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2019-11-28 18:24:26,325 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-11-28 18:24:26,500 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2019-11-28 18:24:26,564 INFO L206 etLargeBlockEncoding]: Checked pairs total: 121847 [2019-11-28 18:24:26,564 INFO L214 etLargeBlockEncoding]: Total number of compositions: 116 [2019-11-28 18:24:26,568 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 102 places, 126 transitions [2019-11-28 18:24:28,914 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 23697 states. [2019-11-28 18:24:28,916 INFO L276 IsEmpty]: Start isEmpty. Operand 23697 states. [2019-11-28 18:24:28,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-11-28 18:24:28,922 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:24:28,923 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-11-28 18:24:28,923 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:24:28,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:24:28,928 INFO L82 PathProgramCache]: Analyzing trace with hash 960453199, now seen corresponding path program 1 times [2019-11-28 18:24:28,935 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:24:28,936 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419410171] [2019-11-28 18:24:28,936 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:24:29,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:24:29,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 18:24:29,243 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419410171] [2019-11-28 18:24:29,244 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:24:29,244 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-11-28 18:24:29,245 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631326573] [2019-11-28 18:24:29,249 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 18:24:29,250 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:24:29,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 18:24:29,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 18:24:29,263 INFO L87 Difference]: Start difference. First operand 23697 states. Second operand 3 states. [2019-11-28 18:24:29,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:24:29,783 INFO L93 Difference]: Finished difference Result 23505 states and 84597 transitions. [2019-11-28 18:24:29,784 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 18:24:29,785 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2019-11-28 18:24:29,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:24:29,984 INFO L225 Difference]: With dead ends: 23505 [2019-11-28 18:24:29,984 INFO L226 Difference]: Without dead ends: 22000 [2019-11-28 18:24:29,986 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 18:24:30,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22000 states. [2019-11-28 18:24:31,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22000 to 22000. [2019-11-28 18:24:31,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22000 states. [2019-11-28 18:24:31,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22000 states to 22000 states and 79119 transitions. [2019-11-28 18:24:31,468 INFO L78 Accepts]: Start accepts. Automaton has 22000 states and 79119 transitions. Word has length 5 [2019-11-28 18:24:31,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:24:31,469 INFO L462 AbstractCegarLoop]: Abstraction has 22000 states and 79119 transitions. [2019-11-28 18:24:31,469 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 18:24:31,469 INFO L276 IsEmpty]: Start isEmpty. Operand 22000 states and 79119 transitions. [2019-11-28 18:24:31,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-28 18:24:31,481 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:24:31,481 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 18:24:31,481 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:24:31,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:24:31,482 INFO L82 PathProgramCache]: Analyzing trace with hash -1767797629, now seen corresponding path program 1 times [2019-11-28 18:24:31,482 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:24:31,483 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100534302] [2019-11-28 18:24:31,483 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:24:31,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:24:31,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 18:24:31,592 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100534302] [2019-11-28 18:24:31,592 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:24:31,592 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 18:24:31,592 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348443837] [2019-11-28 18:24:31,594 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 18:24:31,595 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:24:31,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 18:24:31,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-28 18:24:31,595 INFO L87 Difference]: Start difference. First operand 22000 states and 79119 transitions. Second operand 4 states. [2019-11-28 18:24:32,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:24:32,205 INFO L93 Difference]: Finished difference Result 34136 states and 117485 transitions. [2019-11-28 18:24:32,206 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 18:24:32,206 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2019-11-28 18:24:32,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:24:32,371 INFO L225 Difference]: With dead ends: 34136 [2019-11-28 18:24:32,371 INFO L226 Difference]: Without dead ends: 34120 [2019-11-28 18:24:32,372 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-28 18:24:32,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34120 states. [2019-11-28 18:24:34,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34120 to 32747. [2019-11-28 18:24:34,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32747 states. [2019-11-28 18:24:34,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32747 states to 32747 states and 113702 transitions. [2019-11-28 18:24:34,202 INFO L78 Accepts]: Start accepts. Automaton has 32747 states and 113702 transitions. Word has length 11 [2019-11-28 18:24:34,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:24:34,202 INFO L462 AbstractCegarLoop]: Abstraction has 32747 states and 113702 transitions. [2019-11-28 18:24:34,203 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 18:24:34,203 INFO L276 IsEmpty]: Start isEmpty. Operand 32747 states and 113702 transitions. [2019-11-28 18:24:34,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-28 18:24:34,207 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:24:34,207 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 18:24:34,207 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:24:34,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:24:34,208 INFO L82 PathProgramCache]: Analyzing trace with hash -1354653160, now seen corresponding path program 1 times [2019-11-28 18:24:34,208 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:24:34,208 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721215091] [2019-11-28 18:24:34,209 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:24:34,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:24:34,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 18:24:34,340 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721215091] [2019-11-28 18:24:34,340 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:24:34,340 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 18:24:34,340 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706857898] [2019-11-28 18:24:34,341 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 18:24:34,341 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:24:34,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 18:24:34,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-28 18:24:34,342 INFO L87 Difference]: Start difference. First operand 32747 states and 113702 transitions. Second operand 4 states. [2019-11-28 18:24:34,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:24:34,782 INFO L93 Difference]: Finished difference Result 42448 states and 144693 transitions. [2019-11-28 18:24:34,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 18:24:34,782 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-11-28 18:24:34,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:24:34,920 INFO L225 Difference]: With dead ends: 42448 [2019-11-28 18:24:34,920 INFO L226 Difference]: Without dead ends: 42433 [2019-11-28 18:24:34,921 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-28 18:24:35,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42433 states. [2019-11-28 18:24:36,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42433 to 37509. [2019-11-28 18:24:36,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37509 states. [2019-11-28 18:24:36,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37509 states to 37509 states and 129444 transitions. [2019-11-28 18:24:36,906 INFO L78 Accepts]: Start accepts. Automaton has 37509 states and 129444 transitions. Word has length 14 [2019-11-28 18:24:36,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:24:36,907 INFO L462 AbstractCegarLoop]: Abstraction has 37509 states and 129444 transitions. [2019-11-28 18:24:36,908 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 18:24:36,908 INFO L276 IsEmpty]: Start isEmpty. Operand 37509 states and 129444 transitions. [2019-11-28 18:24:36,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-28 18:24:36,914 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:24:36,914 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 18:24:36,915 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:24:36,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:24:36,915 INFO L82 PathProgramCache]: Analyzing trace with hash 287658910, now seen corresponding path program 1 times [2019-11-28 18:24:36,915 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:24:36,916 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516512611] [2019-11-28 18:24:36,916 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:24:36,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:24:37,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 18:24:37,061 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516512611] [2019-11-28 18:24:37,062 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:24:37,062 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-11-28 18:24:37,062 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229594022] [2019-11-28 18:24:37,062 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 18:24:37,063 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:24:37,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 18:24:37,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 18:24:37,063 INFO L87 Difference]: Start difference. First operand 37509 states and 129444 transitions. Second operand 3 states. [2019-11-28 18:24:37,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:24:37,235 INFO L93 Difference]: Finished difference Result 35516 states and 122274 transitions. [2019-11-28 18:24:37,235 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 18:24:37,235 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2019-11-28 18:24:37,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:24:37,341 INFO L225 Difference]: With dead ends: 35516 [2019-11-28 18:24:37,341 INFO L226 Difference]: Without dead ends: 35516 [2019-11-28 18:24:37,342 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 18:24:37,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35516 states. [2019-11-28 18:24:38,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35516 to 35510. [2019-11-28 18:24:38,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35510 states. [2019-11-28 18:24:39,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35510 states to 35510 states and 122267 transitions. [2019-11-28 18:24:39,473 INFO L78 Accepts]: Start accepts. Automaton has 35510 states and 122267 transitions. Word has length 16 [2019-11-28 18:24:39,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:24:39,473 INFO L462 AbstractCegarLoop]: Abstraction has 35510 states and 122267 transitions. [2019-11-28 18:24:39,473 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 18:24:39,473 INFO L276 IsEmpty]: Start isEmpty. Operand 35510 states and 122267 transitions. [2019-11-28 18:24:39,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-28 18:24:39,485 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:24:39,486 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 18:24:39,486 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:24:39,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:24:39,486 INFO L82 PathProgramCache]: Analyzing trace with hash 1416377548, now seen corresponding path program 1 times [2019-11-28 18:24:39,486 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:24:39,487 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915437020] [2019-11-28 18:24:39,487 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:24:39,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:24:39,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 18:24:39,577 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915437020] [2019-11-28 18:24:39,577 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:24:39,578 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 18:24:39,578 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358368557] [2019-11-28 18:24:39,578 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 18:24:39,579 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:24:39,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 18:24:39,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 18:24:39,579 INFO L87 Difference]: Start difference. First operand 35510 states and 122267 transitions. Second operand 5 states. [2019-11-28 18:24:40,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:24:40,364 INFO L93 Difference]: Finished difference Result 42603 states and 144263 transitions. [2019-11-28 18:24:40,365 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-28 18:24:40,365 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2019-11-28 18:24:40,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:24:40,458 INFO L225 Difference]: With dead ends: 42603 [2019-11-28 18:24:40,459 INFO L226 Difference]: Without dead ends: 42575 [2019-11-28 18:24:40,459 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-28 18:24:40,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42575 states. [2019-11-28 18:24:41,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42575 to 35354. [2019-11-28 18:24:41,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35354 states. [2019-11-28 18:24:41,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35354 states to 35354 states and 121803 transitions. [2019-11-28 18:24:41,595 INFO L78 Accepts]: Start accepts. Automaton has 35354 states and 121803 transitions. Word has length 20 [2019-11-28 18:24:41,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:24:41,595 INFO L462 AbstractCegarLoop]: Abstraction has 35354 states and 121803 transitions. [2019-11-28 18:24:41,596 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 18:24:41,596 INFO L276 IsEmpty]: Start isEmpty. Operand 35354 states and 121803 transitions. [2019-11-28 18:24:41,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-28 18:24:41,647 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:24:41,647 INFO L410 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] [2019-11-28 18:24:41,647 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:24:41,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:24:41,648 INFO L82 PathProgramCache]: Analyzing trace with hash -904071527, now seen corresponding path program 1 times [2019-11-28 18:24:41,648 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:24:41,648 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429833848] [2019-11-28 18:24:41,648 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:24:41,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:24:41,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 18:24:41,740 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429833848] [2019-11-28 18:24:41,740 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:24:41,741 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 18:24:41,741 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928165526] [2019-11-28 18:24:41,741 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 18:24:41,741 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:24:41,742 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 18:24:41,742 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-28 18:24:41,742 INFO L87 Difference]: Start difference. First operand 35354 states and 121803 transitions. Second operand 4 states. [2019-11-28 18:24:41,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:24:41,804 INFO L93 Difference]: Finished difference Result 5933 states and 16659 transitions. [2019-11-28 18:24:41,804 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 18:24:41,804 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 30 [2019-11-28 18:24:41,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:24:41,811 INFO L225 Difference]: With dead ends: 5933 [2019-11-28 18:24:41,811 INFO L226 Difference]: Without dead ends: 3755 [2019-11-28 18:24:41,812 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-28 18:24:41,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3755 states. [2019-11-28 18:24:41,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3755 to 3755. [2019-11-28 18:24:41,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3755 states. [2019-11-28 18:24:41,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3755 states to 3755 states and 9158 transitions. [2019-11-28 18:24:41,860 INFO L78 Accepts]: Start accepts. Automaton has 3755 states and 9158 transitions. Word has length 30 [2019-11-28 18:24:41,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:24:41,860 INFO L462 AbstractCegarLoop]: Abstraction has 3755 states and 9158 transitions. [2019-11-28 18:24:41,860 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 18:24:41,860 INFO L276 IsEmpty]: Start isEmpty. Operand 3755 states and 9158 transitions. [2019-11-28 18:24:41,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-28 18:24:41,864 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:24:41,865 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 18:24:41,865 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:24:41,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:24:41,865 INFO L82 PathProgramCache]: Analyzing trace with hash 2056109186, now seen corresponding path program 1 times [2019-11-28 18:24:41,865 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:24:41,866 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805047554] [2019-11-28 18:24:41,866 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:24:41,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:24:41,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 18:24:41,937 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805047554] [2019-11-28 18:24:41,937 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:24:41,937 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-11-28 18:24:41,938 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378081537] [2019-11-28 18:24:41,938 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 18:24:41,938 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:24:41,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 18:24:41,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 18:24:41,939 INFO L87 Difference]: Start difference. First operand 3755 states and 9158 transitions. Second operand 3 states. [2019-11-28 18:24:41,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:24:41,958 INFO L93 Difference]: Finished difference Result 3697 states and 9023 transitions. [2019-11-28 18:24:41,958 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 18:24:41,959 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2019-11-28 18:24:41,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:24:41,963 INFO L225 Difference]: With dead ends: 3697 [2019-11-28 18:24:41,964 INFO L226 Difference]: Without dead ends: 3697 [2019-11-28 18:24:41,964 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 18:24:41,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3697 states. [2019-11-28 18:24:42,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3697 to 3697. [2019-11-28 18:24:42,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3697 states. [2019-11-28 18:24:43,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3697 states to 3697 states and 9023 transitions. [2019-11-28 18:24:43,001 INFO L78 Accepts]: Start accepts. Automaton has 3697 states and 9023 transitions. Word has length 33 [2019-11-28 18:24:43,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:24:43,001 INFO L462 AbstractCegarLoop]: Abstraction has 3697 states and 9023 transitions. [2019-11-28 18:24:43,002 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 18:24:43,002 INFO L276 IsEmpty]: Start isEmpty. Operand 3697 states and 9023 transitions. [2019-11-28 18:24:43,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-28 18:24:43,009 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:24:43,009 INFO L410 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] [2019-11-28 18:24:43,009 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:24:43,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:24:43,010 INFO L82 PathProgramCache]: Analyzing trace with hash 927574064, now seen corresponding path program 1 times [2019-11-28 18:24:43,010 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:24:43,011 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830824298] [2019-11-28 18:24:43,011 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:24:43,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:24:43,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 18:24:43,109 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830824298] [2019-11-28 18:24:43,110 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:24:43,110 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 18:24:43,110 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201142667] [2019-11-28 18:24:43,110 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 18:24:43,111 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:24:43,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 18:24:43,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 18:24:43,112 INFO L87 Difference]: Start difference. First operand 3697 states and 9023 transitions. Second operand 3 states. [2019-11-28 18:24:43,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:24:43,137 INFO L93 Difference]: Finished difference Result 3614 states and 8752 transitions. [2019-11-28 18:24:43,137 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 18:24:43,138 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2019-11-28 18:24:43,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:24:43,145 INFO L225 Difference]: With dead ends: 3614 [2019-11-28 18:24:43,146 INFO L226 Difference]: Without dead ends: 3614 [2019-11-28 18:24:43,146 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 18:24:43,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3614 states. [2019-11-28 18:24:43,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3614 to 3506. [2019-11-28 18:24:43,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3506 states. [2019-11-28 18:24:43,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3506 states to 3506 states and 8527 transitions. [2019-11-28 18:24:43,205 INFO L78 Accepts]: Start accepts. Automaton has 3506 states and 8527 transitions. Word has length 41 [2019-11-28 18:24:43,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:24:43,207 INFO L462 AbstractCegarLoop]: Abstraction has 3506 states and 8527 transitions. [2019-11-28 18:24:43,207 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 18:24:43,207 INFO L276 IsEmpty]: Start isEmpty. Operand 3506 states and 8527 transitions. [2019-11-28 18:24:43,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-28 18:24:43,213 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:24:43,214 INFO L410 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] [2019-11-28 18:24:43,214 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:24:43,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:24:43,214 INFO L82 PathProgramCache]: Analyzing trace with hash 1323120657, now seen corresponding path program 1 times [2019-11-28 18:24:43,215 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:24:43,220 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408807367] [2019-11-28 18:24:43,221 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:24:43,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:24:43,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 18:24:43,309 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408807367] [2019-11-28 18:24:43,309 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:24:43,309 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 18:24:43,309 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682443857] [2019-11-28 18:24:43,310 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 18:24:43,310 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:24:43,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 18:24:43,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 18:24:43,311 INFO L87 Difference]: Start difference. First operand 3506 states and 8527 transitions. Second operand 5 states. [2019-11-28 18:24:43,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:24:43,424 INFO L93 Difference]: Finished difference Result 5804 states and 14267 transitions. [2019-11-28 18:24:43,424 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 18:24:43,425 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 42 [2019-11-28 18:24:43,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:24:43,432 INFO L225 Difference]: With dead ends: 5804 [2019-11-28 18:24:43,432 INFO L226 Difference]: Without dead ends: 4532 [2019-11-28 18:24:43,433 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-28 18:24:43,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4532 states. [2019-11-28 18:24:43,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4532 to 4532. [2019-11-28 18:24:43,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4532 states. [2019-11-28 18:24:43,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4532 states to 4532 states and 11282 transitions. [2019-11-28 18:24:43,488 INFO L78 Accepts]: Start accepts. Automaton has 4532 states and 11282 transitions. Word has length 42 [2019-11-28 18:24:43,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:24:43,489 INFO L462 AbstractCegarLoop]: Abstraction has 4532 states and 11282 transitions. [2019-11-28 18:24:43,489 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 18:24:43,489 INFO L276 IsEmpty]: Start isEmpty. Operand 4532 states and 11282 transitions. [2019-11-28 18:24:43,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-28 18:24:43,495 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:24:43,495 INFO L410 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] [2019-11-28 18:24:43,495 INFO L410 AbstractCegarLoop]: === Iteration 10 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:24:43,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:24:43,496 INFO L82 PathProgramCache]: Analyzing trace with hash 551589791, now seen corresponding path program 1 times [2019-11-28 18:24:43,496 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:24:43,496 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874549340] [2019-11-28 18:24:43,497 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:24:43,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:24:43,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 18:24:43,600 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874549340] [2019-11-28 18:24:43,600 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:24:43,600 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 18:24:43,600 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707840920] [2019-11-28 18:24:43,601 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 18:24:43,601 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:24:43,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 18:24:43,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-11-28 18:24:43,602 INFO L87 Difference]: Start difference. First operand 4532 states and 11282 transitions. Second operand 5 states. [2019-11-28 18:24:43,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:24:43,673 INFO L93 Difference]: Finished difference Result 3247 states and 8290 transitions. [2019-11-28 18:24:43,674 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 18:24:43,674 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 43 [2019-11-28 18:24:43,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:24:43,683 INFO L225 Difference]: With dead ends: 3247 [2019-11-28 18:24:43,683 INFO L226 Difference]: Without dead ends: 3076 [2019-11-28 18:24:43,683 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-11-28 18:24:43,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3076 states. [2019-11-28 18:24:43,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3076 to 3049. [2019-11-28 18:24:43,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3049 states. [2019-11-28 18:24:43,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3049 states to 3049 states and 7868 transitions. [2019-11-28 18:24:43,749 INFO L78 Accepts]: Start accepts. Automaton has 3049 states and 7868 transitions. Word has length 43 [2019-11-28 18:24:43,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:24:43,750 INFO L462 AbstractCegarLoop]: Abstraction has 3049 states and 7868 transitions. [2019-11-28 18:24:43,750 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 18:24:43,750 INFO L276 IsEmpty]: Start isEmpty. Operand 3049 states and 7868 transitions. [2019-11-28 18:24:43,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-28 18:24:43,760 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:24:43,761 INFO L410 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] [2019-11-28 18:24:43,761 INFO L410 AbstractCegarLoop]: === Iteration 11 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:24:43,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:24:43,761 INFO L82 PathProgramCache]: Analyzing trace with hash -2085818891, now seen corresponding path program 1 times [2019-11-28 18:24:43,762 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:24:43,762 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943338930] [2019-11-28 18:24:43,762 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:24:43,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:24:43,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 18:24:43,923 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943338930] [2019-11-28 18:24:43,924 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:24:43,924 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 18:24:43,925 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525974968] [2019-11-28 18:24:43,926 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 18:24:43,927 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:24:43,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 18:24:43,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-28 18:24:43,927 INFO L87 Difference]: Start difference. First operand 3049 states and 7868 transitions. Second operand 4 states. [2019-11-28 18:24:43,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:24:43,971 INFO L93 Difference]: Finished difference Result 3437 states and 8753 transitions. [2019-11-28 18:24:43,972 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 18:24:43,972 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2019-11-28 18:24:43,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:24:43,977 INFO L225 Difference]: With dead ends: 3437 [2019-11-28 18:24:43,977 INFO L226 Difference]: Without dead ends: 2388 [2019-11-28 18:24:43,978 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-28 18:24:43,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2388 states. [2019-11-28 18:24:44,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2388 to 2047. [2019-11-28 18:24:44,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2047 states. [2019-11-28 18:24:44,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2047 states to 2047 states and 5146 transitions. [2019-11-28 18:24:44,017 INFO L78 Accepts]: Start accepts. Automaton has 2047 states and 5146 transitions. Word has length 59 [2019-11-28 18:24:44,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:24:44,017 INFO L462 AbstractCegarLoop]: Abstraction has 2047 states and 5146 transitions. [2019-11-28 18:24:44,018 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 18:24:44,018 INFO L276 IsEmpty]: Start isEmpty. Operand 2047 states and 5146 transitions. [2019-11-28 18:24:44,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-28 18:24:44,022 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:24:44,023 INFO L410 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] [2019-11-28 18:24:44,023 INFO L410 AbstractCegarLoop]: === Iteration 12 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:24:44,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:24:44,024 INFO L82 PathProgramCache]: Analyzing trace with hash 1617268735, now seen corresponding path program 2 times [2019-11-28 18:24:44,024 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:24:44,024 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909798201] [2019-11-28 18:24:44,024 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:24:44,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:24:44,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 18:24:44,136 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909798201] [2019-11-28 18:24:44,136 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:24:44,137 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 18:24:44,137 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713619894] [2019-11-28 18:24:44,137 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 18:24:44,137 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:24:44,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 18:24:44,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-11-28 18:24:44,138 INFO L87 Difference]: Start difference. First operand 2047 states and 5146 transitions. Second operand 5 states. [2019-11-28 18:24:44,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:24:44,186 INFO L93 Difference]: Finished difference Result 2432 states and 6026 transitions. [2019-11-28 18:24:44,186 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 18:24:44,186 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 59 [2019-11-28 18:24:44,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:24:44,187 INFO L225 Difference]: With dead ends: 2432 [2019-11-28 18:24:44,188 INFO L226 Difference]: Without dead ends: 434 [2019-11-28 18:24:44,188 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-11-28 18:24:44,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2019-11-28 18:24:44,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 434. [2019-11-28 18:24:44,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 434 states. [2019-11-28 18:24:44,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 952 transitions. [2019-11-28 18:24:44,195 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 952 transitions. Word has length 59 [2019-11-28 18:24:44,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:24:44,195 INFO L462 AbstractCegarLoop]: Abstraction has 434 states and 952 transitions. [2019-11-28 18:24:44,195 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 18:24:44,195 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 952 transitions. [2019-11-28 18:24:44,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-28 18:24:44,196 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:24:44,197 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 18:24:44,197 INFO L410 AbstractCegarLoop]: === Iteration 13 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:24:44,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:24:44,197 INFO L82 PathProgramCache]: Analyzing trace with hash -814810737, now seen corresponding path program 1 times [2019-11-28 18:24:44,197 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:24:44,198 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935938914] [2019-11-28 18:24:44,198 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:24:44,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:24:44,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 18:24:44,345 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935938914] [2019-11-28 18:24:44,345 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:24:44,345 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-28 18:24:44,346 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832069006] [2019-11-28 18:24:44,347 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-28 18:24:44,347 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:24:44,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-28 18:24:44,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-11-28 18:24:44,355 INFO L87 Difference]: Start difference. First operand 434 states and 952 transitions. Second operand 8 states. [2019-11-28 18:24:44,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:24:44,696 INFO L93 Difference]: Finished difference Result 1479 states and 3200 transitions. [2019-11-28 18:24:44,697 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-11-28 18:24:44,697 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2019-11-28 18:24:44,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:24:44,698 INFO L225 Difference]: With dead ends: 1479 [2019-11-28 18:24:44,699 INFO L226 Difference]: Without dead ends: 1001 [2019-11-28 18:24:44,699 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2019-11-28 18:24:44,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1001 states. [2019-11-28 18:24:44,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1001 to 521. [2019-11-28 18:24:44,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 521 states. [2019-11-28 18:24:44,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 521 states and 1141 transitions. [2019-11-28 18:24:44,709 INFO L78 Accepts]: Start accepts. Automaton has 521 states and 1141 transitions. Word has length 60 [2019-11-28 18:24:44,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:24:44,711 INFO L462 AbstractCegarLoop]: Abstraction has 521 states and 1141 transitions. [2019-11-28 18:24:44,711 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-28 18:24:44,711 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 1141 transitions. [2019-11-28 18:24:44,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-28 18:24:44,713 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:24:44,713 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 18:24:44,713 INFO L410 AbstractCegarLoop]: === Iteration 14 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:24:44,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:24:44,714 INFO L82 PathProgramCache]: Analyzing trace with hash 1249946427, now seen corresponding path program 2 times [2019-11-28 18:24:44,714 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:24:44,715 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571288863] [2019-11-28 18:24:44,715 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:24:44,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 18:24:44,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 18:24:44,856 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 18:24:44,856 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-28 18:24:44,861 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [981] [981] ULTIMATE.startENTRY-->L810: Formula: (let ((.cse0 (store |v_#valid_47| 0 0))) (and (= 0 v_~y$read_delayed_var~0.base_6) (= 0 v_~y$r_buff0_thd2~0_427) (= 0 v_~__unbuffered_p0_EAX~0_40) (= v_~y$r_buff0_thd0~0_102 0) (= 0 v_~__unbuffered_p1_EAX~0_40) (= 0 v_~y$w_buff0~0_194) (= v_~main$tmp_guard0~0_27 0) (= v_~y$read_delayed~0_6 0) (= v_~y$r_buff1_thd1~0_255 0) (= v_~y$flush_delayed~0_195 0) (< 0 |v_#StackHeapBarrier_14|) (= 0 |v_#NULL.base_4|) (= v_~weak$$choice2~0_242 0) (= 0 v_~weak$$choice0~0_161) (= |v_#length_17| (store |v_#length_18| |v_ULTIMATE.start_main_~#t1761~0.base_19| 4)) (= v_~y$r_buff0_thd1~0_290 0) (= v_~main$tmp_guard1~0_32 0) (= (select .cse0 |v_ULTIMATE.start_main_~#t1761~0.base_19|) 0) (< |v_#StackHeapBarrier_14| |v_ULTIMATE.start_main_~#t1761~0.base_19|) (= v_~x~0_50 0) (= (store |v_#memory_int_18| |v_ULTIMATE.start_main_~#t1761~0.base_19| (store (select |v_#memory_int_18| |v_ULTIMATE.start_main_~#t1761~0.base_19|) |v_ULTIMATE.start_main_~#t1761~0.offset_14| 0)) |v_#memory_int_17|) (= 0 v_~__unbuffered_cnt~0_49) (= |v_ULTIMATE.start_main_~#t1761~0.offset_14| 0) (= |v_#NULL.offset_4| 0) (= v_~y$w_buff1~0_196 0) (= v_~y$w_buff0_used~0_766 0) (= v_~y$r_buff1_thd0~0_184 0) (= 0 v_~y$read_delayed_var~0.offset_6) (= v_~__unbuffered_p1_EBX~0_32 0) (= v_~y~0_216 0) (= v_~y$w_buff1_used~0_425 0) (= 0 v_~y$r_buff1_thd2~0_284) (= v_~y$mem_tmp~0_173 0) (= |v_#valid_45| (store .cse0 |v_ULTIMATE.start_main_~#t1761~0.base_19| 1)))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_14|, #valid=|v_#valid_47|, #memory_int=|v_#memory_int_18|, #length=|v_#length_18|} OutVars{~y$read_delayed_var~0.offset=v_~y$read_delayed_var~0.offset_6, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_766, ULTIMATE.start_main_#t~nondet55=|v_ULTIMATE.start_main_#t~nondet55_8|, ULTIMATE.start_main_#t~nondet56=|v_ULTIMATE.start_main_#t~nondet56_15|, #NULL.offset=|v_#NULL.offset_4|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_32, ~y$read_delayed~0=v_~y$read_delayed~0_6, ~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_255, ~y$mem_tmp~0=v_~y$mem_tmp~0_173, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_40, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_194, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_290, ~y$flush_delayed~0=v_~y$flush_delayed~0_195, #length=|v_#length_17|, ~y~0=v_~y~0_216, ULTIMATE.start_main_~#t1761~0.base=|v_ULTIMATE.start_main_~#t1761~0.base_19|, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_32, ULTIMATE.start_main_~#t1762~0.base=|v_ULTIMATE.start_main_~#t1762~0.base_17|, ULTIMATE.start_main_~#t1762~0.offset=|v_ULTIMATE.start_main_~#t1762~0.offset_15|, ULTIMATE.start_main_#t~ite58=|v_ULTIMATE.start_main_#t~ite58_129|, ULTIMATE.start_main_#t~ite57=|v_ULTIMATE.start_main_#t~ite57_84|, ULTIMATE.start_main_#t~ite59=|v_ULTIMATE.start_main_#t~ite59_40|, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_27, #NULL.base=|v_#NULL.base_4|, ULTIMATE.start_main_#t~ite62=|v_ULTIMATE.start_main_#t~ite62_61|, ~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_284, ~weak$$choice0~0=v_~weak$$choice0~0_161, #StackHeapBarrier=|v_#StackHeapBarrier_14|, ULTIMATE.start_main_#t~ite60=|v_ULTIMATE.start_main_#t~ite60_198|, ULTIMATE.start_main_#t~ite61=|v_ULTIMATE.start_main_#t~ite61_30|, ~y$w_buff1~0=v_~y$w_buff1~0_196, ~y$read_delayed_var~0.base=v_~y$read_delayed_var~0.base_6, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_26|, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_102, ULTIMATE.start_main_~#t1761~0.offset=|v_ULTIMATE.start_main_~#t1761~0.offset_14|, #valid=|v_#valid_45|, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_427, #memory_int=|v_#memory_int_17|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_49, ~weak$$choice2~0=v_~weak$$choice2~0_242, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_184, ~x~0=v_~x~0_50, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_425} AuxVars[] AssignedVars[~y$read_delayed_var~0.offset, ~y$w_buff0_used~0, ULTIMATE.start_main_#t~nondet55, ULTIMATE.start_main_#t~nondet56, #NULL.offset, ~main$tmp_guard1~0, ~y$read_delayed~0, ~y$r_buff1_thd1~0, ~y$mem_tmp~0, ~__unbuffered_p0_EAX~0, ~__unbuffered_p1_EAX~0, ~y$w_buff0~0, ~y$r_buff0_thd1~0, ~y$flush_delayed~0, #length, ~y~0, ULTIMATE.start_main_~#t1761~0.base, ~__unbuffered_p1_EBX~0, ULTIMATE.start_main_~#t1762~0.base, ULTIMATE.start_main_~#t1762~0.offset, ULTIMATE.start_main_#t~ite58, ULTIMATE.start_main_#t~ite57, ULTIMATE.start_main_#t~ite59, ~main$tmp_guard0~0, #NULL.base, ULTIMATE.start_main_#t~ite62, ~y$r_buff1_thd2~0, ~weak$$choice0~0, ULTIMATE.start_main_#t~ite60, ULTIMATE.start_main_#t~ite61, ~y$w_buff1~0, ~y$read_delayed_var~0.base, ULTIMATE.start_main_#res, ~y$r_buff0_thd0~0, ULTIMATE.start_main_~#t1761~0.offset, #valid, ~y$r_buff0_thd2~0, #memory_int, ~__unbuffered_cnt~0, ~weak$$choice2~0, ~y$r_buff1_thd0~0, ~x~0, ~y$w_buff1_used~0] because there is no mapped edge [2019-11-28 18:24:44,862 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [955] [955] L810-1-->L812: Formula: (and (= |v_ULTIMATE.start_main_~#t1762~0.offset_10| 0) (= (store |v_#length_12| |v_ULTIMATE.start_main_~#t1762~0.base_11| 4) |v_#length_11|) (= (select |v_#valid_24| |v_ULTIMATE.start_main_~#t1762~0.base_11|) 0) (= (store |v_#valid_24| |v_ULTIMATE.start_main_~#t1762~0.base_11| 1) |v_#valid_23|) (= (store |v_#memory_int_12| |v_ULTIMATE.start_main_~#t1762~0.base_11| (store (select |v_#memory_int_12| |v_ULTIMATE.start_main_~#t1762~0.base_11|) |v_ULTIMATE.start_main_~#t1762~0.offset_10| 1)) |v_#memory_int_11|) (not (= |v_ULTIMATE.start_main_~#t1762~0.base_11| 0)) (< |v_#StackHeapBarrier_9| |v_ULTIMATE.start_main_~#t1762~0.base_11|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_9|, #valid=|v_#valid_24|, #memory_int=|v_#memory_int_12|, #length=|v_#length_12|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_9|, ULTIMATE.start_main_~#t1762~0.base=|v_ULTIMATE.start_main_~#t1762~0.base_11|, ULTIMATE.start_main_#t~nondet55=|v_ULTIMATE.start_main_#t~nondet55_5|, ULTIMATE.start_main_~#t1762~0.offset=|v_ULTIMATE.start_main_~#t1762~0.offset_10|, #valid=|v_#valid_23|, #memory_int=|v_#memory_int_11|, #length=|v_#length_11|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t1762~0.base, ULTIMATE.start_main_#t~nondet55, ULTIMATE.start_main_~#t1762~0.offset, #valid, #memory_int, #length] because there is no mapped edge [2019-11-28 18:24:44,863 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [864] [864] P1ENTRY-->L5-3: Formula: (and (= v_~y$w_buff0_used~0_154 1) (not (= v_P1Thread1of1ForFork1___VERIFIER_assert_~expression_8 0)) (= 1 v_~y$w_buff0~0_41) (= v_P1Thread1of1ForFork1___VERIFIER_assert_~expression_8 |v_P1Thread1of1ForFork1___VERIFIER_assert_#in~expression_6|) (= v_~y$w_buff1_used~0_78 v_~y$w_buff0_used~0_155) (= |v_P1Thread1of1ForFork1_#in~arg.offset_8| v_P1Thread1of1ForFork1_~arg.offset_6) (= v_~y$w_buff0~0_42 v_~y$w_buff1~0_30) (= |v_P1Thread1of1ForFork1___VERIFIER_assert_#in~expression_6| (ite (not (and (not (= 0 (mod v_~y$w_buff0_used~0_154 256))) (not (= 0 (mod v_~y$w_buff1_used~0_78 256))))) 1 0)) (= v_P1Thread1of1ForFork1_~arg.base_6 |v_P1Thread1of1ForFork1_#in~arg.base_8|)) InVars {~y$w_buff0_used~0=v_~y$w_buff0_used~0_155, ~y$w_buff0~0=v_~y$w_buff0~0_42, P1Thread1of1ForFork1_#in~arg.base=|v_P1Thread1of1ForFork1_#in~arg.base_8|, P1Thread1of1ForFork1_#in~arg.offset=|v_P1Thread1of1ForFork1_#in~arg.offset_8|} OutVars{P1Thread1of1ForFork1___VERIFIER_assert_~expression=v_P1Thread1of1ForFork1___VERIFIER_assert_~expression_8, P1Thread1of1ForFork1_~arg.offset=v_P1Thread1of1ForFork1_~arg.offset_6, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_154, ~y$w_buff1~0=v_~y$w_buff1~0_30, P1Thread1of1ForFork1___VERIFIER_assert_#in~expression=|v_P1Thread1of1ForFork1___VERIFIER_assert_#in~expression_6|, P1Thread1of1ForFork1_~arg.base=v_P1Thread1of1ForFork1_~arg.base_6, ~y$w_buff0~0=v_~y$w_buff0~0_41, P1Thread1of1ForFork1_#in~arg.base=|v_P1Thread1of1ForFork1_#in~arg.base_8|, P1Thread1of1ForFork1_#in~arg.offset=|v_P1Thread1of1ForFork1_#in~arg.offset_8|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_78} AuxVars[] AssignedVars[P1Thread1of1ForFork1___VERIFIER_assert_~expression, P1Thread1of1ForFork1_~arg.offset, ~y$w_buff0_used~0, ~y$w_buff1~0, P1Thread1of1ForFork1___VERIFIER_assert_#in~expression, P1Thread1of1ForFork1_~arg.base, ~y$w_buff0~0, ~y$w_buff1_used~0] because there is no mapped edge [2019-11-28 18:24:44,864 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [927] [927] L772-2-->L772-5: Formula: (let ((.cse0 (= (mod ~y$w_buff0_used~0_In1880767107 256) 0)) (.cse2 (= 0 (mod ~y$r_buff0_thd2~0_In1880767107 256))) (.cse1 (= |P1Thread1of1ForFork1_#t~ite29_Out1880767107| |P1Thread1of1ForFork1_#t~ite28_Out1880767107|))) (or (and (not .cse0) .cse1 (= ~y$w_buff0~0_In1880767107 |P1Thread1of1ForFork1_#t~ite28_Out1880767107|) (not .cse2)) (and (or .cse0 .cse2) (= ~y$w_buff1~0_In1880767107 |P1Thread1of1ForFork1_#t~ite28_Out1880767107|) .cse1))) InVars {~y$w_buff1~0=~y$w_buff1~0_In1880767107, ~y$w_buff0_used~0=~y$w_buff0_used~0_In1880767107, ~y$w_buff0~0=~y$w_buff0~0_In1880767107, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In1880767107} OutVars{P1Thread1of1ForFork1_#t~ite29=|P1Thread1of1ForFork1_#t~ite29_Out1880767107|, ~y$w_buff1~0=~y$w_buff1~0_In1880767107, ~y$w_buff0_used~0=~y$w_buff0_used~0_In1880767107, ~y$w_buff0~0=~y$w_buff0~0_In1880767107, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In1880767107, P1Thread1of1ForFork1_#t~ite28=|P1Thread1of1ForFork1_#t~ite28_Out1880767107|} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite29, P1Thread1of1ForFork1_#t~ite28] because there is no mapped edge [2019-11-28 18:24:44,868 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [899] [899] L777-->L778: Formula: (and (not (= 0 (mod v_~weak$$choice2~0_69 256))) (= v_~y$r_buff0_thd2~0_142 v_~y$r_buff0_thd2~0_141)) InVars {~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_142, ~weak$$choice2~0=v_~weak$$choice2~0_69} OutVars{P1Thread1of1ForFork1_#t~ite42=|v_P1Thread1of1ForFork1_#t~ite42_6|, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_141, P1Thread1of1ForFork1_#t~ite44=|v_P1Thread1of1ForFork1_#t~ite44_9|, P1Thread1of1ForFork1_#t~ite43=|v_P1Thread1of1ForFork1_#t~ite43_11|, ~weak$$choice2~0=v_~weak$$choice2~0_69} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite42, ~y$r_buff0_thd2~0, P1Thread1of1ForFork1_#t~ite44, P1Thread1of1ForFork1_#t~ite43] because there is no mapped edge [2019-11-28 18:24:44,870 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [925] [925] L780-->L780-2: Formula: (let ((.cse0 (= (mod ~y$flush_delayed~0_In1213956850 256) 0))) (or (and (not .cse0) (= ~y$mem_tmp~0_In1213956850 |P1Thread1of1ForFork1_#t~ite48_Out1213956850|)) (and .cse0 (= ~y~0_In1213956850 |P1Thread1of1ForFork1_#t~ite48_Out1213956850|)))) InVars {~y$mem_tmp~0=~y$mem_tmp~0_In1213956850, ~y$flush_delayed~0=~y$flush_delayed~0_In1213956850, ~y~0=~y~0_In1213956850} OutVars{~y$mem_tmp~0=~y$mem_tmp~0_In1213956850, ~y$flush_delayed~0=~y$flush_delayed~0_In1213956850, ~y~0=~y~0_In1213956850, P1Thread1of1ForFork1_#t~ite48=|P1Thread1of1ForFork1_#t~ite48_Out1213956850|} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite48] because there is no mapped edge [2019-11-28 18:24:44,878 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [918] [918] L744-->L744-2: Formula: (let ((.cse0 (= 0 (mod ~y$flush_delayed~0_In611746997 256)))) (or (and (= |P0Thread1of1ForFork0_#t~ite25_Out611746997| ~y~0_In611746997) .cse0) (and (= ~y$mem_tmp~0_In611746997 |P0Thread1of1ForFork0_#t~ite25_Out611746997|) (not .cse0)))) InVars {~y$mem_tmp~0=~y$mem_tmp~0_In611746997, ~y$flush_delayed~0=~y$flush_delayed~0_In611746997, ~y~0=~y~0_In611746997} OutVars{~y$mem_tmp~0=~y$mem_tmp~0_In611746997, P0Thread1of1ForFork0_#t~ite25=|P0Thread1of1ForFork0_#t~ite25_Out611746997|, ~y$flush_delayed~0=~y$flush_delayed~0_In611746997, ~y~0=~y~0_In611746997} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite25] because there is no mapped edge [2019-11-28 18:24:44,878 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [960] [960] L744-2-->P0EXIT: Formula: (and (= v_~y$flush_delayed~0_168 0) (= v_~y~0_183 |v_P0Thread1of1ForFork0_#t~ite25_30|) (= |v_P0Thread1of1ForFork0_#res.offset_3| 0) (= 0 |v_P0Thread1of1ForFork0_#res.base_3|) (= (+ v_~__unbuffered_cnt~0_36 1) v_~__unbuffered_cnt~0_35)) InVars {P0Thread1of1ForFork0_#t~ite25=|v_P0Thread1of1ForFork0_#t~ite25_30|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_36} OutVars{P0Thread1of1ForFork0_#t~ite25=|v_P0Thread1of1ForFork0_#t~ite25_29|, P0Thread1of1ForFork0_#res.offset=|v_P0Thread1of1ForFork0_#res.offset_3|, ~y$flush_delayed~0=v_~y$flush_delayed~0_168, P0Thread1of1ForFork0_#res.base=|v_P0Thread1of1ForFork0_#res.base_3|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_35, ~y~0=v_~y~0_183} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite25, P0Thread1of1ForFork0_#res.offset, ~y$flush_delayed~0, P0Thread1of1ForFork0_#res.base, ~__unbuffered_cnt~0, ~y~0] because there is no mapped edge [2019-11-28 18:24:44,878 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [921] [921] L788-->L788-2: Formula: (let ((.cse1 (= (mod ~y$r_buff0_thd2~0_In-1578517770 256) 0)) (.cse0 (= 0 (mod ~y$w_buff0_used~0_In-1578517770 256)))) (or (and (or .cse0 .cse1) (= ~y$w_buff0_used~0_In-1578517770 |P1Thread1of1ForFork1_#t~ite51_Out-1578517770|)) (and (not .cse1) (= 0 |P1Thread1of1ForFork1_#t~ite51_Out-1578517770|) (not .cse0)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-1578517770, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-1578517770} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In-1578517770, P1Thread1of1ForFork1_#t~ite51=|P1Thread1of1ForFork1_#t~ite51_Out-1578517770|, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-1578517770} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite51] because there is no mapped edge [2019-11-28 18:24:44,879 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [919] [919] L789-->L789-2: Formula: (let ((.cse1 (= 0 (mod ~y$w_buff1_used~0_In420249447 256))) (.cse0 (= (mod ~y$r_buff1_thd2~0_In420249447 256) 0)) (.cse3 (= 0 (mod ~y$r_buff0_thd2~0_In420249447 256))) (.cse2 (= 0 (mod ~y$w_buff0_used~0_In420249447 256)))) (or (and (= |P1Thread1of1ForFork1_#t~ite52_Out420249447| ~y$w_buff1_used~0_In420249447) (or .cse0 .cse1) (or .cse2 .cse3)) (and (or (and (not .cse1) (not .cse0)) (and (not .cse3) (not .cse2))) (= |P1Thread1of1ForFork1_#t~ite52_Out420249447| 0)))) InVars {~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In420249447, ~y$w_buff0_used~0=~y$w_buff0_used~0_In420249447, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In420249447, ~y$w_buff1_used~0=~y$w_buff1_used~0_In420249447} OutVars{~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In420249447, ~y$w_buff0_used~0=~y$w_buff0_used~0_In420249447, P1Thread1of1ForFork1_#t~ite52=|P1Thread1of1ForFork1_#t~ite52_Out420249447|, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In420249447, ~y$w_buff1_used~0=~y$w_buff1_used~0_In420249447} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite52] because there is no mapped edge [2019-11-28 18:24:44,880 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [933] [933] L790-->L791: Formula: (let ((.cse0 (= (mod ~y$w_buff0_used~0_In455699410 256) 0)) (.cse1 (= (mod ~y$r_buff0_thd2~0_In455699410 256) 0)) (.cse2 (= ~y$r_buff0_thd2~0_Out455699410 ~y$r_buff0_thd2~0_In455699410))) (or (and (not .cse0) (= ~y$r_buff0_thd2~0_Out455699410 0) (not .cse1)) (and .cse0 .cse2) (and .cse1 .cse2))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In455699410, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In455699410} OutVars{P1Thread1of1ForFork1_#t~ite53=|P1Thread1of1ForFork1_#t~ite53_Out455699410|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In455699410, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_Out455699410} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite53, ~y$r_buff0_thd2~0] because there is no mapped edge [2019-11-28 18:24:44,880 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [910] [910] L791-->L791-2: Formula: (let ((.cse2 (= 0 (mod ~y$w_buff0_used~0_In1666111073 256))) (.cse3 (= (mod ~y$r_buff0_thd2~0_In1666111073 256) 0)) (.cse0 (= 0 (mod ~y$r_buff1_thd2~0_In1666111073 256))) (.cse1 (= (mod ~y$w_buff1_used~0_In1666111073 256) 0))) (or (and (= ~y$r_buff1_thd2~0_In1666111073 |P1Thread1of1ForFork1_#t~ite54_Out1666111073|) (or .cse0 .cse1) (or .cse2 .cse3)) (and (= |P1Thread1of1ForFork1_#t~ite54_Out1666111073| 0) (or (and (not .cse2) (not .cse3)) (and (not .cse0) (not .cse1)))))) InVars {~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In1666111073, ~y$w_buff0_used~0=~y$w_buff0_used~0_In1666111073, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In1666111073, ~y$w_buff1_used~0=~y$w_buff1_used~0_In1666111073} OutVars{~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In1666111073, ~y$w_buff0_used~0=~y$w_buff0_used~0_In1666111073, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In1666111073, P1Thread1of1ForFork1_#t~ite54=|P1Thread1of1ForFork1_#t~ite54_Out1666111073|, ~y$w_buff1_used~0=~y$w_buff1_used~0_In1666111073} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite54] because there is no mapped edge [2019-11-28 18:24:44,880 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [953] [953] L791-2-->P1EXIT: Formula: (and (= 0 |v_P1Thread1of1ForFork1_#res.base_3|) (= (+ v_~__unbuffered_cnt~0_26 1) v_~__unbuffered_cnt~0_25) (= v_~y$r_buff1_thd2~0_210 |v_P1Thread1of1ForFork1_#t~ite54_18|) (= |v_P1Thread1of1ForFork1_#res.offset_3| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_26, P1Thread1of1ForFork1_#t~ite54=|v_P1Thread1of1ForFork1_#t~ite54_18|} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_210, P1Thread1of1ForFork1_#res.offset=|v_P1Thread1of1ForFork1_#res.offset_3|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_25, P1Thread1of1ForFork1_#t~ite54=|v_P1Thread1of1ForFork1_#t~ite54_17|, P1Thread1of1ForFork1_#res.base=|v_P1Thread1of1ForFork1_#res.base_3|} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, P1Thread1of1ForFork1_#res.offset, ~__unbuffered_cnt~0, P1Thread1of1ForFork1_#t~ite54, P1Thread1of1ForFork1_#res.base] because there is no mapped edge [2019-11-28 18:24:44,881 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [881] [881] L816-->L818-2: Formula: (and (not (= 0 (mod v_~main$tmp_guard0~0_5 256))) (or (= 0 (mod v_~y$w_buff0_used~0_203 256)) (= (mod v_~y$r_buff0_thd0~0_26 256) 0))) InVars {~y$w_buff0_used~0=v_~y$w_buff0_used~0_203, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_26, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_5} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_203, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_26, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_5} AuxVars[] AssignedVars[] because there is no mapped edge [2019-11-28 18:24:44,881 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [931] [931] L818-2-->L818-4: Formula: (let ((.cse0 (= (mod ~y$w_buff1_used~0_In1804499634 256) 0)) (.cse1 (= 0 (mod ~y$r_buff1_thd0~0_In1804499634 256)))) (or (and (or .cse0 .cse1) (= ~y~0_In1804499634 |ULTIMATE.start_main_#t~ite57_Out1804499634|)) (and (not .cse0) (= ~y$w_buff1~0_In1804499634 |ULTIMATE.start_main_#t~ite57_Out1804499634|) (not .cse1)))) InVars {~y$w_buff1~0=~y$w_buff1~0_In1804499634, ~y~0=~y~0_In1804499634, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In1804499634, ~y$w_buff1_used~0=~y$w_buff1_used~0_In1804499634} OutVars{~y$w_buff1~0=~y$w_buff1~0_In1804499634, ULTIMATE.start_main_#t~ite57=|ULTIMATE.start_main_#t~ite57_Out1804499634|, ~y~0=~y~0_In1804499634, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In1804499634, ~y$w_buff1_used~0=~y$w_buff1_used~0_In1804499634} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite57] because there is no mapped edge [2019-11-28 18:24:44,881 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [884] [884] L818-4-->L819: Formula: (= v_~y~0_45 |v_ULTIMATE.start_main_#t~ite57_16|) InVars {ULTIMATE.start_main_#t~ite57=|v_ULTIMATE.start_main_#t~ite57_16|} OutVars{ULTIMATE.start_main_#t~ite58=|v_ULTIMATE.start_main_#t~ite58_26|, ULTIMATE.start_main_#t~ite57=|v_ULTIMATE.start_main_#t~ite57_15|, ~y~0=v_~y~0_45} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite58, ULTIMATE.start_main_#t~ite57, ~y~0] because there is no mapped edge [2019-11-28 18:24:44,881 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [917] [917] L819-->L819-2: Formula: (let ((.cse0 (= (mod ~y$r_buff0_thd0~0_In-561703487 256) 0)) (.cse1 (= (mod ~y$w_buff0_used~0_In-561703487 256) 0))) (or (and (or .cse0 .cse1) (= ~y$w_buff0_used~0_In-561703487 |ULTIMATE.start_main_#t~ite59_Out-561703487|)) (and (= 0 |ULTIMATE.start_main_#t~ite59_Out-561703487|) (not .cse0) (not .cse1)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-561703487, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-561703487} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In-561703487, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-561703487, ULTIMATE.start_main_#t~ite59=|ULTIMATE.start_main_#t~ite59_Out-561703487|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite59] because there is no mapped edge [2019-11-28 18:24:44,882 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [911] [911] L820-->L820-2: Formula: (let ((.cse3 (= 0 (mod ~y$r_buff1_thd0~0_In790073896 256))) (.cse2 (= (mod ~y$w_buff1_used~0_In790073896 256) 0)) (.cse1 (= (mod ~y$w_buff0_used~0_In790073896 256) 0)) (.cse0 (= 0 (mod ~y$r_buff0_thd0~0_In790073896 256)))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= 0 |ULTIMATE.start_main_#t~ite60_Out790073896|)) (and (= ~y$w_buff1_used~0_In790073896 |ULTIMATE.start_main_#t~ite60_Out790073896|) (or .cse3 .cse2) (or .cse1 .cse0)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In790073896, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In790073896, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In790073896, ~y$w_buff1_used~0=~y$w_buff1_used~0_In790073896} OutVars{ULTIMATE.start_main_#t~ite60=|ULTIMATE.start_main_#t~ite60_Out790073896|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In790073896, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In790073896, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In790073896, ~y$w_buff1_used~0=~y$w_buff1_used~0_In790073896} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite60] because there is no mapped edge [2019-11-28 18:24:44,883 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [932] [932] L821-->L821-2: Formula: (let ((.cse1 (= 0 (mod ~y$r_buff0_thd0~0_In-690005902 256))) (.cse0 (= (mod ~y$w_buff0_used~0_In-690005902 256) 0))) (or (and (not .cse0) (not .cse1) (= 0 |ULTIMATE.start_main_#t~ite61_Out-690005902|)) (and (or .cse1 .cse0) (= ~y$r_buff0_thd0~0_In-690005902 |ULTIMATE.start_main_#t~ite61_Out-690005902|)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-690005902, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-690005902} OutVars{ULTIMATE.start_main_#t~ite61=|ULTIMATE.start_main_#t~ite61_Out-690005902|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-690005902, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-690005902} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite61] because there is no mapped edge [2019-11-28 18:24:44,883 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [920] [920] L822-->L822-2: Formula: (let ((.cse0 (= (mod ~y$w_buff1_used~0_In-1148546396 256) 0)) (.cse1 (= 0 (mod ~y$r_buff1_thd0~0_In-1148546396 256))) (.cse2 (= (mod ~y$r_buff0_thd0~0_In-1148546396 256) 0)) (.cse3 (= 0 (mod ~y$w_buff0_used~0_In-1148546396 256)))) (or (and (= |ULTIMATE.start_main_#t~ite62_Out-1148546396| ~y$r_buff1_thd0~0_In-1148546396) (or .cse0 .cse1) (or .cse2 .cse3)) (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= 0 |ULTIMATE.start_main_#t~ite62_Out-1148546396|)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-1148546396, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-1148546396, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1148546396, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1148546396} OutVars{ULTIMATE.start_main_#t~ite62=|ULTIMATE.start_main_#t~ite62_Out-1148546396|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-1148546396, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-1148546396, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1148546396, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1148546396} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite62] because there is no mapped edge [2019-11-28 18:24:44,884 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [969] [969] L822-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= v_ULTIMATE.start___VERIFIER_assert_~expression_14 0) (= (ite (= (ite (not (and (= 0 v_~__unbuffered_p0_EAX~0_32) (= 1 v_~__unbuffered_p1_EAX~0_23) (= v_~__unbuffered_p1_EBX~0_23 0))) 1 0) 0) 0 1) v_~main$tmp_guard1~0_18) (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression_13| (mod v_~main$tmp_guard1~0_18 256)) (= v_~y$r_buff1_thd0~0_164 |v_ULTIMATE.start_main_#t~ite62_41|) (= v_ULTIMATE.start___VERIFIER_assert_~expression_14 |v_ULTIMATE.start___VERIFIER_assert_#in~expression_13|)) InVars {ULTIMATE.start_main_#t~ite62=|v_ULTIMATE.start_main_#t~ite62_41|, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_32, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_23, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_23} OutVars{ULTIMATE.start_main_#t~ite62=|v_ULTIMATE.start_main_#t~ite62_40|, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_32, ULTIMATE.start___VERIFIER_assert_~expression=v_ULTIMATE.start___VERIFIER_assert_~expression_14, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_23, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_23, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_18, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_164, ULTIMATE.start___VERIFIER_assert_#in~expression=|v_ULTIMATE.start___VERIFIER_assert_#in~expression_13|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite62, ULTIMATE.start___VERIFIER_assert_~expression, ~main$tmp_guard1~0, ~y$r_buff1_thd0~0, ULTIMATE.start___VERIFIER_assert_#in~expression] because there is no mapped edge [2019-11-28 18:24:44,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 06:24:44 BasicIcfg [2019-11-28 18:24:44,991 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 18:24:44,991 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 18:24:44,992 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 18:24:44,992 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 18:24:44,992 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:24:20" (3/4) ... [2019-11-28 18:24:44,996 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-28 18:24:44,997 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [981] [981] ULTIMATE.startENTRY-->L810: Formula: (let ((.cse0 (store |v_#valid_47| 0 0))) (and (= 0 v_~y$read_delayed_var~0.base_6) (= 0 v_~y$r_buff0_thd2~0_427) (= 0 v_~__unbuffered_p0_EAX~0_40) (= v_~y$r_buff0_thd0~0_102 0) (= 0 v_~__unbuffered_p1_EAX~0_40) (= 0 v_~y$w_buff0~0_194) (= v_~main$tmp_guard0~0_27 0) (= v_~y$read_delayed~0_6 0) (= v_~y$r_buff1_thd1~0_255 0) (= v_~y$flush_delayed~0_195 0) (< 0 |v_#StackHeapBarrier_14|) (= 0 |v_#NULL.base_4|) (= v_~weak$$choice2~0_242 0) (= 0 v_~weak$$choice0~0_161) (= |v_#length_17| (store |v_#length_18| |v_ULTIMATE.start_main_~#t1761~0.base_19| 4)) (= v_~y$r_buff0_thd1~0_290 0) (= v_~main$tmp_guard1~0_32 0) (= (select .cse0 |v_ULTIMATE.start_main_~#t1761~0.base_19|) 0) (< |v_#StackHeapBarrier_14| |v_ULTIMATE.start_main_~#t1761~0.base_19|) (= v_~x~0_50 0) (= (store |v_#memory_int_18| |v_ULTIMATE.start_main_~#t1761~0.base_19| (store (select |v_#memory_int_18| |v_ULTIMATE.start_main_~#t1761~0.base_19|) |v_ULTIMATE.start_main_~#t1761~0.offset_14| 0)) |v_#memory_int_17|) (= 0 v_~__unbuffered_cnt~0_49) (= |v_ULTIMATE.start_main_~#t1761~0.offset_14| 0) (= |v_#NULL.offset_4| 0) (= v_~y$w_buff1~0_196 0) (= v_~y$w_buff0_used~0_766 0) (= v_~y$r_buff1_thd0~0_184 0) (= 0 v_~y$read_delayed_var~0.offset_6) (= v_~__unbuffered_p1_EBX~0_32 0) (= v_~y~0_216 0) (= v_~y$w_buff1_used~0_425 0) (= 0 v_~y$r_buff1_thd2~0_284) (= v_~y$mem_tmp~0_173 0) (= |v_#valid_45| (store .cse0 |v_ULTIMATE.start_main_~#t1761~0.base_19| 1)))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_14|, #valid=|v_#valid_47|, #memory_int=|v_#memory_int_18|, #length=|v_#length_18|} OutVars{~y$read_delayed_var~0.offset=v_~y$read_delayed_var~0.offset_6, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_766, ULTIMATE.start_main_#t~nondet55=|v_ULTIMATE.start_main_#t~nondet55_8|, ULTIMATE.start_main_#t~nondet56=|v_ULTIMATE.start_main_#t~nondet56_15|, #NULL.offset=|v_#NULL.offset_4|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_32, ~y$read_delayed~0=v_~y$read_delayed~0_6, ~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_255, ~y$mem_tmp~0=v_~y$mem_tmp~0_173, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_40, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_194, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_290, ~y$flush_delayed~0=v_~y$flush_delayed~0_195, #length=|v_#length_17|, ~y~0=v_~y~0_216, ULTIMATE.start_main_~#t1761~0.base=|v_ULTIMATE.start_main_~#t1761~0.base_19|, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_32, ULTIMATE.start_main_~#t1762~0.base=|v_ULTIMATE.start_main_~#t1762~0.base_17|, ULTIMATE.start_main_~#t1762~0.offset=|v_ULTIMATE.start_main_~#t1762~0.offset_15|, ULTIMATE.start_main_#t~ite58=|v_ULTIMATE.start_main_#t~ite58_129|, ULTIMATE.start_main_#t~ite57=|v_ULTIMATE.start_main_#t~ite57_84|, ULTIMATE.start_main_#t~ite59=|v_ULTIMATE.start_main_#t~ite59_40|, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_27, #NULL.base=|v_#NULL.base_4|, ULTIMATE.start_main_#t~ite62=|v_ULTIMATE.start_main_#t~ite62_61|, ~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_284, ~weak$$choice0~0=v_~weak$$choice0~0_161, #StackHeapBarrier=|v_#StackHeapBarrier_14|, ULTIMATE.start_main_#t~ite60=|v_ULTIMATE.start_main_#t~ite60_198|, ULTIMATE.start_main_#t~ite61=|v_ULTIMATE.start_main_#t~ite61_30|, ~y$w_buff1~0=v_~y$w_buff1~0_196, ~y$read_delayed_var~0.base=v_~y$read_delayed_var~0.base_6, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_26|, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_102, ULTIMATE.start_main_~#t1761~0.offset=|v_ULTIMATE.start_main_~#t1761~0.offset_14|, #valid=|v_#valid_45|, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_427, #memory_int=|v_#memory_int_17|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_49, ~weak$$choice2~0=v_~weak$$choice2~0_242, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_184, ~x~0=v_~x~0_50, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_425} AuxVars[] AssignedVars[~y$read_delayed_var~0.offset, ~y$w_buff0_used~0, ULTIMATE.start_main_#t~nondet55, ULTIMATE.start_main_#t~nondet56, #NULL.offset, ~main$tmp_guard1~0, ~y$read_delayed~0, ~y$r_buff1_thd1~0, ~y$mem_tmp~0, ~__unbuffered_p0_EAX~0, ~__unbuffered_p1_EAX~0, ~y$w_buff0~0, ~y$r_buff0_thd1~0, ~y$flush_delayed~0, #length, ~y~0, ULTIMATE.start_main_~#t1761~0.base, ~__unbuffered_p1_EBX~0, ULTIMATE.start_main_~#t1762~0.base, ULTIMATE.start_main_~#t1762~0.offset, ULTIMATE.start_main_#t~ite58, ULTIMATE.start_main_#t~ite57, ULTIMATE.start_main_#t~ite59, ~main$tmp_guard0~0, #NULL.base, ULTIMATE.start_main_#t~ite62, ~y$r_buff1_thd2~0, ~weak$$choice0~0, ULTIMATE.start_main_#t~ite60, ULTIMATE.start_main_#t~ite61, ~y$w_buff1~0, ~y$read_delayed_var~0.base, ULTIMATE.start_main_#res, ~y$r_buff0_thd0~0, ULTIMATE.start_main_~#t1761~0.offset, #valid, ~y$r_buff0_thd2~0, #memory_int, ~__unbuffered_cnt~0, ~weak$$choice2~0, ~y$r_buff1_thd0~0, ~x~0, ~y$w_buff1_used~0] because there is no mapped edge [2019-11-28 18:24:44,998 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [955] [955] L810-1-->L812: Formula: (and (= |v_ULTIMATE.start_main_~#t1762~0.offset_10| 0) (= (store |v_#length_12| |v_ULTIMATE.start_main_~#t1762~0.base_11| 4) |v_#length_11|) (= (select |v_#valid_24| |v_ULTIMATE.start_main_~#t1762~0.base_11|) 0) (= (store |v_#valid_24| |v_ULTIMATE.start_main_~#t1762~0.base_11| 1) |v_#valid_23|) (= (store |v_#memory_int_12| |v_ULTIMATE.start_main_~#t1762~0.base_11| (store (select |v_#memory_int_12| |v_ULTIMATE.start_main_~#t1762~0.base_11|) |v_ULTIMATE.start_main_~#t1762~0.offset_10| 1)) |v_#memory_int_11|) (not (= |v_ULTIMATE.start_main_~#t1762~0.base_11| 0)) (< |v_#StackHeapBarrier_9| |v_ULTIMATE.start_main_~#t1762~0.base_11|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_9|, #valid=|v_#valid_24|, #memory_int=|v_#memory_int_12|, #length=|v_#length_12|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_9|, ULTIMATE.start_main_~#t1762~0.base=|v_ULTIMATE.start_main_~#t1762~0.base_11|, ULTIMATE.start_main_#t~nondet55=|v_ULTIMATE.start_main_#t~nondet55_5|, ULTIMATE.start_main_~#t1762~0.offset=|v_ULTIMATE.start_main_~#t1762~0.offset_10|, #valid=|v_#valid_23|, #memory_int=|v_#memory_int_11|, #length=|v_#length_11|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t1762~0.base, ULTIMATE.start_main_#t~nondet55, ULTIMATE.start_main_~#t1762~0.offset, #valid, #memory_int, #length] because there is no mapped edge [2019-11-28 18:24:44,999 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [864] [864] P1ENTRY-->L5-3: Formula: (and (= v_~y$w_buff0_used~0_154 1) (not (= v_P1Thread1of1ForFork1___VERIFIER_assert_~expression_8 0)) (= 1 v_~y$w_buff0~0_41) (= v_P1Thread1of1ForFork1___VERIFIER_assert_~expression_8 |v_P1Thread1of1ForFork1___VERIFIER_assert_#in~expression_6|) (= v_~y$w_buff1_used~0_78 v_~y$w_buff0_used~0_155) (= |v_P1Thread1of1ForFork1_#in~arg.offset_8| v_P1Thread1of1ForFork1_~arg.offset_6) (= v_~y$w_buff0~0_42 v_~y$w_buff1~0_30) (= |v_P1Thread1of1ForFork1___VERIFIER_assert_#in~expression_6| (ite (not (and (not (= 0 (mod v_~y$w_buff0_used~0_154 256))) (not (= 0 (mod v_~y$w_buff1_used~0_78 256))))) 1 0)) (= v_P1Thread1of1ForFork1_~arg.base_6 |v_P1Thread1of1ForFork1_#in~arg.base_8|)) InVars {~y$w_buff0_used~0=v_~y$w_buff0_used~0_155, ~y$w_buff0~0=v_~y$w_buff0~0_42, P1Thread1of1ForFork1_#in~arg.base=|v_P1Thread1of1ForFork1_#in~arg.base_8|, P1Thread1of1ForFork1_#in~arg.offset=|v_P1Thread1of1ForFork1_#in~arg.offset_8|} OutVars{P1Thread1of1ForFork1___VERIFIER_assert_~expression=v_P1Thread1of1ForFork1___VERIFIER_assert_~expression_8, P1Thread1of1ForFork1_~arg.offset=v_P1Thread1of1ForFork1_~arg.offset_6, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_154, ~y$w_buff1~0=v_~y$w_buff1~0_30, P1Thread1of1ForFork1___VERIFIER_assert_#in~expression=|v_P1Thread1of1ForFork1___VERIFIER_assert_#in~expression_6|, P1Thread1of1ForFork1_~arg.base=v_P1Thread1of1ForFork1_~arg.base_6, ~y$w_buff0~0=v_~y$w_buff0~0_41, P1Thread1of1ForFork1_#in~arg.base=|v_P1Thread1of1ForFork1_#in~arg.base_8|, P1Thread1of1ForFork1_#in~arg.offset=|v_P1Thread1of1ForFork1_#in~arg.offset_8|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_78} AuxVars[] AssignedVars[P1Thread1of1ForFork1___VERIFIER_assert_~expression, P1Thread1of1ForFork1_~arg.offset, ~y$w_buff0_used~0, ~y$w_buff1~0, P1Thread1of1ForFork1___VERIFIER_assert_#in~expression, P1Thread1of1ForFork1_~arg.base, ~y$w_buff0~0, ~y$w_buff1_used~0] because there is no mapped edge [2019-11-28 18:24:45,000 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [927] [927] L772-2-->L772-5: Formula: (let ((.cse0 (= (mod ~y$w_buff0_used~0_In1880767107 256) 0)) (.cse2 (= 0 (mod ~y$r_buff0_thd2~0_In1880767107 256))) (.cse1 (= |P1Thread1of1ForFork1_#t~ite29_Out1880767107| |P1Thread1of1ForFork1_#t~ite28_Out1880767107|))) (or (and (not .cse0) .cse1 (= ~y$w_buff0~0_In1880767107 |P1Thread1of1ForFork1_#t~ite28_Out1880767107|) (not .cse2)) (and (or .cse0 .cse2) (= ~y$w_buff1~0_In1880767107 |P1Thread1of1ForFork1_#t~ite28_Out1880767107|) .cse1))) InVars {~y$w_buff1~0=~y$w_buff1~0_In1880767107, ~y$w_buff0_used~0=~y$w_buff0_used~0_In1880767107, ~y$w_buff0~0=~y$w_buff0~0_In1880767107, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In1880767107} OutVars{P1Thread1of1ForFork1_#t~ite29=|P1Thread1of1ForFork1_#t~ite29_Out1880767107|, ~y$w_buff1~0=~y$w_buff1~0_In1880767107, ~y$w_buff0_used~0=~y$w_buff0_used~0_In1880767107, ~y$w_buff0~0=~y$w_buff0~0_In1880767107, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In1880767107, P1Thread1of1ForFork1_#t~ite28=|P1Thread1of1ForFork1_#t~ite28_Out1880767107|} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite29, P1Thread1of1ForFork1_#t~ite28] because there is no mapped edge [2019-11-28 18:24:45,005 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [899] [899] L777-->L778: Formula: (and (not (= 0 (mod v_~weak$$choice2~0_69 256))) (= v_~y$r_buff0_thd2~0_142 v_~y$r_buff0_thd2~0_141)) InVars {~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_142, ~weak$$choice2~0=v_~weak$$choice2~0_69} OutVars{P1Thread1of1ForFork1_#t~ite42=|v_P1Thread1of1ForFork1_#t~ite42_6|, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_141, P1Thread1of1ForFork1_#t~ite44=|v_P1Thread1of1ForFork1_#t~ite44_9|, P1Thread1of1ForFork1_#t~ite43=|v_P1Thread1of1ForFork1_#t~ite43_11|, ~weak$$choice2~0=v_~weak$$choice2~0_69} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite42, ~y$r_buff0_thd2~0, P1Thread1of1ForFork1_#t~ite44, P1Thread1of1ForFork1_#t~ite43] because there is no mapped edge [2019-11-28 18:24:45,006 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [925] [925] L780-->L780-2: Formula: (let ((.cse0 (= (mod ~y$flush_delayed~0_In1213956850 256) 0))) (or (and (not .cse0) (= ~y$mem_tmp~0_In1213956850 |P1Thread1of1ForFork1_#t~ite48_Out1213956850|)) (and .cse0 (= ~y~0_In1213956850 |P1Thread1of1ForFork1_#t~ite48_Out1213956850|)))) InVars {~y$mem_tmp~0=~y$mem_tmp~0_In1213956850, ~y$flush_delayed~0=~y$flush_delayed~0_In1213956850, ~y~0=~y~0_In1213956850} OutVars{~y$mem_tmp~0=~y$mem_tmp~0_In1213956850, ~y$flush_delayed~0=~y$flush_delayed~0_In1213956850, ~y~0=~y~0_In1213956850, P1Thread1of1ForFork1_#t~ite48=|P1Thread1of1ForFork1_#t~ite48_Out1213956850|} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite48] because there is no mapped edge [2019-11-28 18:24:45,016 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [918] [918] L744-->L744-2: Formula: (let ((.cse0 (= 0 (mod ~y$flush_delayed~0_In611746997 256)))) (or (and (= |P0Thread1of1ForFork0_#t~ite25_Out611746997| ~y~0_In611746997) .cse0) (and (= ~y$mem_tmp~0_In611746997 |P0Thread1of1ForFork0_#t~ite25_Out611746997|) (not .cse0)))) InVars {~y$mem_tmp~0=~y$mem_tmp~0_In611746997, ~y$flush_delayed~0=~y$flush_delayed~0_In611746997, ~y~0=~y~0_In611746997} OutVars{~y$mem_tmp~0=~y$mem_tmp~0_In611746997, P0Thread1of1ForFork0_#t~ite25=|P0Thread1of1ForFork0_#t~ite25_Out611746997|, ~y$flush_delayed~0=~y$flush_delayed~0_In611746997, ~y~0=~y~0_In611746997} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite25] because there is no mapped edge [2019-11-28 18:24:45,016 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [960] [960] L744-2-->P0EXIT: Formula: (and (= v_~y$flush_delayed~0_168 0) (= v_~y~0_183 |v_P0Thread1of1ForFork0_#t~ite25_30|) (= |v_P0Thread1of1ForFork0_#res.offset_3| 0) (= 0 |v_P0Thread1of1ForFork0_#res.base_3|) (= (+ v_~__unbuffered_cnt~0_36 1) v_~__unbuffered_cnt~0_35)) InVars {P0Thread1of1ForFork0_#t~ite25=|v_P0Thread1of1ForFork0_#t~ite25_30|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_36} OutVars{P0Thread1of1ForFork0_#t~ite25=|v_P0Thread1of1ForFork0_#t~ite25_29|, P0Thread1of1ForFork0_#res.offset=|v_P0Thread1of1ForFork0_#res.offset_3|, ~y$flush_delayed~0=v_~y$flush_delayed~0_168, P0Thread1of1ForFork0_#res.base=|v_P0Thread1of1ForFork0_#res.base_3|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_35, ~y~0=v_~y~0_183} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite25, P0Thread1of1ForFork0_#res.offset, ~y$flush_delayed~0, P0Thread1of1ForFork0_#res.base, ~__unbuffered_cnt~0, ~y~0] because there is no mapped edge [2019-11-28 18:24:45,016 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [921] [921] L788-->L788-2: Formula: (let ((.cse1 (= (mod ~y$r_buff0_thd2~0_In-1578517770 256) 0)) (.cse0 (= 0 (mod ~y$w_buff0_used~0_In-1578517770 256)))) (or (and (or .cse0 .cse1) (= ~y$w_buff0_used~0_In-1578517770 |P1Thread1of1ForFork1_#t~ite51_Out-1578517770|)) (and (not .cse1) (= 0 |P1Thread1of1ForFork1_#t~ite51_Out-1578517770|) (not .cse0)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-1578517770, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-1578517770} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In-1578517770, P1Thread1of1ForFork1_#t~ite51=|P1Thread1of1ForFork1_#t~ite51_Out-1578517770|, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-1578517770} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite51] because there is no mapped edge [2019-11-28 18:24:45,017 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [919] [919] L789-->L789-2: Formula: (let ((.cse1 (= 0 (mod ~y$w_buff1_used~0_In420249447 256))) (.cse0 (= (mod ~y$r_buff1_thd2~0_In420249447 256) 0)) (.cse3 (= 0 (mod ~y$r_buff0_thd2~0_In420249447 256))) (.cse2 (= 0 (mod ~y$w_buff0_used~0_In420249447 256)))) (or (and (= |P1Thread1of1ForFork1_#t~ite52_Out420249447| ~y$w_buff1_used~0_In420249447) (or .cse0 .cse1) (or .cse2 .cse3)) (and (or (and (not .cse1) (not .cse0)) (and (not .cse3) (not .cse2))) (= |P1Thread1of1ForFork1_#t~ite52_Out420249447| 0)))) InVars {~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In420249447, ~y$w_buff0_used~0=~y$w_buff0_used~0_In420249447, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In420249447, ~y$w_buff1_used~0=~y$w_buff1_used~0_In420249447} OutVars{~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In420249447, ~y$w_buff0_used~0=~y$w_buff0_used~0_In420249447, P1Thread1of1ForFork1_#t~ite52=|P1Thread1of1ForFork1_#t~ite52_Out420249447|, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In420249447, ~y$w_buff1_used~0=~y$w_buff1_used~0_In420249447} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite52] because there is no mapped edge [2019-11-28 18:24:45,018 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [933] [933] L790-->L791: Formula: (let ((.cse0 (= (mod ~y$w_buff0_used~0_In455699410 256) 0)) (.cse1 (= (mod ~y$r_buff0_thd2~0_In455699410 256) 0)) (.cse2 (= ~y$r_buff0_thd2~0_Out455699410 ~y$r_buff0_thd2~0_In455699410))) (or (and (not .cse0) (= ~y$r_buff0_thd2~0_Out455699410 0) (not .cse1)) (and .cse0 .cse2) (and .cse1 .cse2))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In455699410, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In455699410} OutVars{P1Thread1of1ForFork1_#t~ite53=|P1Thread1of1ForFork1_#t~ite53_Out455699410|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In455699410, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_Out455699410} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite53, ~y$r_buff0_thd2~0] because there is no mapped edge [2019-11-28 18:24:45,018 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [910] [910] L791-->L791-2: Formula: (let ((.cse2 (= 0 (mod ~y$w_buff0_used~0_In1666111073 256))) (.cse3 (= (mod ~y$r_buff0_thd2~0_In1666111073 256) 0)) (.cse0 (= 0 (mod ~y$r_buff1_thd2~0_In1666111073 256))) (.cse1 (= (mod ~y$w_buff1_used~0_In1666111073 256) 0))) (or (and (= ~y$r_buff1_thd2~0_In1666111073 |P1Thread1of1ForFork1_#t~ite54_Out1666111073|) (or .cse0 .cse1) (or .cse2 .cse3)) (and (= |P1Thread1of1ForFork1_#t~ite54_Out1666111073| 0) (or (and (not .cse2) (not .cse3)) (and (not .cse0) (not .cse1)))))) InVars {~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In1666111073, ~y$w_buff0_used~0=~y$w_buff0_used~0_In1666111073, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In1666111073, ~y$w_buff1_used~0=~y$w_buff1_used~0_In1666111073} OutVars{~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In1666111073, ~y$w_buff0_used~0=~y$w_buff0_used~0_In1666111073, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In1666111073, P1Thread1of1ForFork1_#t~ite54=|P1Thread1of1ForFork1_#t~ite54_Out1666111073|, ~y$w_buff1_used~0=~y$w_buff1_used~0_In1666111073} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite54] because there is no mapped edge [2019-11-28 18:24:45,019 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [953] [953] L791-2-->P1EXIT: Formula: (and (= 0 |v_P1Thread1of1ForFork1_#res.base_3|) (= (+ v_~__unbuffered_cnt~0_26 1) v_~__unbuffered_cnt~0_25) (= v_~y$r_buff1_thd2~0_210 |v_P1Thread1of1ForFork1_#t~ite54_18|) (= |v_P1Thread1of1ForFork1_#res.offset_3| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_26, P1Thread1of1ForFork1_#t~ite54=|v_P1Thread1of1ForFork1_#t~ite54_18|} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_210, P1Thread1of1ForFork1_#res.offset=|v_P1Thread1of1ForFork1_#res.offset_3|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_25, P1Thread1of1ForFork1_#t~ite54=|v_P1Thread1of1ForFork1_#t~ite54_17|, P1Thread1of1ForFork1_#res.base=|v_P1Thread1of1ForFork1_#res.base_3|} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, P1Thread1of1ForFork1_#res.offset, ~__unbuffered_cnt~0, P1Thread1of1ForFork1_#t~ite54, P1Thread1of1ForFork1_#res.base] because there is no mapped edge [2019-11-28 18:24:45,019 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [881] [881] L816-->L818-2: Formula: (and (not (= 0 (mod v_~main$tmp_guard0~0_5 256))) (or (= 0 (mod v_~y$w_buff0_used~0_203 256)) (= (mod v_~y$r_buff0_thd0~0_26 256) 0))) InVars {~y$w_buff0_used~0=v_~y$w_buff0_used~0_203, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_26, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_5} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_203, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_26, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_5} AuxVars[] AssignedVars[] because there is no mapped edge [2019-11-28 18:24:45,020 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [931] [931] L818-2-->L818-4: Formula: (let ((.cse0 (= (mod ~y$w_buff1_used~0_In1804499634 256) 0)) (.cse1 (= 0 (mod ~y$r_buff1_thd0~0_In1804499634 256)))) (or (and (or .cse0 .cse1) (= ~y~0_In1804499634 |ULTIMATE.start_main_#t~ite57_Out1804499634|)) (and (not .cse0) (= ~y$w_buff1~0_In1804499634 |ULTIMATE.start_main_#t~ite57_Out1804499634|) (not .cse1)))) InVars {~y$w_buff1~0=~y$w_buff1~0_In1804499634, ~y~0=~y~0_In1804499634, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In1804499634, ~y$w_buff1_used~0=~y$w_buff1_used~0_In1804499634} OutVars{~y$w_buff1~0=~y$w_buff1~0_In1804499634, ULTIMATE.start_main_#t~ite57=|ULTIMATE.start_main_#t~ite57_Out1804499634|, ~y~0=~y~0_In1804499634, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In1804499634, ~y$w_buff1_used~0=~y$w_buff1_used~0_In1804499634} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite57] because there is no mapped edge [2019-11-28 18:24:45,020 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [884] [884] L818-4-->L819: Formula: (= v_~y~0_45 |v_ULTIMATE.start_main_#t~ite57_16|) InVars {ULTIMATE.start_main_#t~ite57=|v_ULTIMATE.start_main_#t~ite57_16|} OutVars{ULTIMATE.start_main_#t~ite58=|v_ULTIMATE.start_main_#t~ite58_26|, ULTIMATE.start_main_#t~ite57=|v_ULTIMATE.start_main_#t~ite57_15|, ~y~0=v_~y~0_45} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite58, ULTIMATE.start_main_#t~ite57, ~y~0] because there is no mapped edge [2019-11-28 18:24:45,020 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [917] [917] L819-->L819-2: Formula: (let ((.cse0 (= (mod ~y$r_buff0_thd0~0_In-561703487 256) 0)) (.cse1 (= (mod ~y$w_buff0_used~0_In-561703487 256) 0))) (or (and (or .cse0 .cse1) (= ~y$w_buff0_used~0_In-561703487 |ULTIMATE.start_main_#t~ite59_Out-561703487|)) (and (= 0 |ULTIMATE.start_main_#t~ite59_Out-561703487|) (not .cse0) (not .cse1)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-561703487, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-561703487} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In-561703487, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-561703487, ULTIMATE.start_main_#t~ite59=|ULTIMATE.start_main_#t~ite59_Out-561703487|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite59] because there is no mapped edge [2019-11-28 18:24:45,021 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [911] [911] L820-->L820-2: Formula: (let ((.cse3 (= 0 (mod ~y$r_buff1_thd0~0_In790073896 256))) (.cse2 (= (mod ~y$w_buff1_used~0_In790073896 256) 0)) (.cse1 (= (mod ~y$w_buff0_used~0_In790073896 256) 0)) (.cse0 (= 0 (mod ~y$r_buff0_thd0~0_In790073896 256)))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= 0 |ULTIMATE.start_main_#t~ite60_Out790073896|)) (and (= ~y$w_buff1_used~0_In790073896 |ULTIMATE.start_main_#t~ite60_Out790073896|) (or .cse3 .cse2) (or .cse1 .cse0)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In790073896, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In790073896, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In790073896, ~y$w_buff1_used~0=~y$w_buff1_used~0_In790073896} OutVars{ULTIMATE.start_main_#t~ite60=|ULTIMATE.start_main_#t~ite60_Out790073896|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In790073896, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In790073896, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In790073896, ~y$w_buff1_used~0=~y$w_buff1_used~0_In790073896} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite60] because there is no mapped edge [2019-11-28 18:24:45,022 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [932] [932] L821-->L821-2: Formula: (let ((.cse1 (= 0 (mod ~y$r_buff0_thd0~0_In-690005902 256))) (.cse0 (= (mod ~y$w_buff0_used~0_In-690005902 256) 0))) (or (and (not .cse0) (not .cse1) (= 0 |ULTIMATE.start_main_#t~ite61_Out-690005902|)) (and (or .cse1 .cse0) (= ~y$r_buff0_thd0~0_In-690005902 |ULTIMATE.start_main_#t~ite61_Out-690005902|)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-690005902, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-690005902} OutVars{ULTIMATE.start_main_#t~ite61=|ULTIMATE.start_main_#t~ite61_Out-690005902|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-690005902, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-690005902} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite61] because there is no mapped edge [2019-11-28 18:24:45,022 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [920] [920] L822-->L822-2: Formula: (let ((.cse0 (= (mod ~y$w_buff1_used~0_In-1148546396 256) 0)) (.cse1 (= 0 (mod ~y$r_buff1_thd0~0_In-1148546396 256))) (.cse2 (= (mod ~y$r_buff0_thd0~0_In-1148546396 256) 0)) (.cse3 (= 0 (mod ~y$w_buff0_used~0_In-1148546396 256)))) (or (and (= |ULTIMATE.start_main_#t~ite62_Out-1148546396| ~y$r_buff1_thd0~0_In-1148546396) (or .cse0 .cse1) (or .cse2 .cse3)) (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= 0 |ULTIMATE.start_main_#t~ite62_Out-1148546396|)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-1148546396, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-1148546396, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1148546396, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1148546396} OutVars{ULTIMATE.start_main_#t~ite62=|ULTIMATE.start_main_#t~ite62_Out-1148546396|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-1148546396, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-1148546396, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1148546396, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1148546396} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite62] because there is no mapped edge [2019-11-28 18:24:45,023 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [969] [969] L822-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= v_ULTIMATE.start___VERIFIER_assert_~expression_14 0) (= (ite (= (ite (not (and (= 0 v_~__unbuffered_p0_EAX~0_32) (= 1 v_~__unbuffered_p1_EAX~0_23) (= v_~__unbuffered_p1_EBX~0_23 0))) 1 0) 0) 0 1) v_~main$tmp_guard1~0_18) (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression_13| (mod v_~main$tmp_guard1~0_18 256)) (= v_~y$r_buff1_thd0~0_164 |v_ULTIMATE.start_main_#t~ite62_41|) (= v_ULTIMATE.start___VERIFIER_assert_~expression_14 |v_ULTIMATE.start___VERIFIER_assert_#in~expression_13|)) InVars {ULTIMATE.start_main_#t~ite62=|v_ULTIMATE.start_main_#t~ite62_41|, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_32, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_23, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_23} OutVars{ULTIMATE.start_main_#t~ite62=|v_ULTIMATE.start_main_#t~ite62_40|, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_32, ULTIMATE.start___VERIFIER_assert_~expression=v_ULTIMATE.start___VERIFIER_assert_~expression_14, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_23, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_23, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_18, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_164, ULTIMATE.start___VERIFIER_assert_#in~expression=|v_ULTIMATE.start___VERIFIER_assert_#in~expression_13|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite62, ULTIMATE.start___VERIFIER_assert_~expression, ~main$tmp_guard1~0, ~y$r_buff1_thd0~0, ULTIMATE.start___VERIFIER_assert_#in~expression] because there is no mapped edge [2019-11-28 18:24:45,186 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 18:24:45,190 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 18:24:45,191 INFO L168 Benchmark]: Toolchain (without parser) took 26204.11 ms. Allocated memory was 1.0 GB in the beginning and 2.9 GB in the end (delta: 1.8 GB). Free memory was 951.0 MB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 502.7 MB. Max. memory is 11.5 GB. [2019-11-28 18:24:45,192 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 18:24:45,193 INFO L168 Benchmark]: CACSL2BoogieTranslator took 827.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -151.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. [2019-11-28 18:24:45,194 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-28 18:24:45,194 INFO L168 Benchmark]: Boogie Preprocessor took 40.55 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 18:24:45,195 INFO L168 Benchmark]: RCFGBuilder took 929.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 57.9 MB). Peak memory consumption was 57.9 MB. Max. memory is 11.5 GB. [2019-11-28 18:24:45,195 INFO L168 Benchmark]: TraceAbstraction took 24132.09 ms. Allocated memory was 1.2 GB in the beginning and 2.9 GB in the end (delta: 1.7 GB). Free memory was 1.0 GB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 421.0 MB. Max. memory is 11.5 GB. [2019-11-28 18:24:45,196 INFO L168 Benchmark]: Witness Printer took 198.46 ms. Allocated memory is still 2.9 GB. Free memory was 2.3 GB in the beginning and 2.3 GB in the end (delta: 27.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. [2019-11-28 18:24:45,199 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 827.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -151.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 70.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.55 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 929.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 57.9 MB). Peak memory consumption was 57.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 24132.09 ms. Allocated memory was 1.2 GB in the beginning and 2.9 GB in the end (delta: 1.7 GB). Free memory was 1.0 GB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 421.0 MB. Max. memory is 11.5 GB. * Witness Printer took 198.46 ms. Allocated memory is still 2.9 GB. Free memory was 2.3 GB in the beginning and 2.3 GB in the end (delta: 27.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 5.5s, 178 ProgramPointsBefore, 102 ProgramPointsAfterwards, 227 TransitionsBefore, 126 TransitionsAfterwards, 22816 CoEnabledTransitionPairs, 7 FixpointIterations, 30 TrivialSequentialCompositions, 33 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 53 ConcurrentYvCompositions, 28 ChoiceCompositions, 9537 VarBasedMoverChecksPositive, 264 VarBasedMoverChecksNegative, 66 SemBasedMoverChecksPositive, 279 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.5s, 0 MoverChecksTotal, 121847 CheckedPairsTotal, 116 TotalNumberOfCompositions - CounterExampleResult [Line: 5]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L810] FCALL, FORK 0 pthread_create(&t1761, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=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, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L812] FCALL, FORK 0 pthread_create(&t1762, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=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, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L762] 2 y$r_buff1_thd0 = y$r_buff0_thd0 [L763] 2 y$r_buff1_thd1 = y$r_buff0_thd1 [L764] 2 y$r_buff1_thd2 = y$r_buff0_thd2 [L765] 2 y$r_buff0_thd2 = (_Bool)1 [L768] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L769] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L770] 2 y$flush_delayed = weak$$choice2 [L771] 2 y$mem_tmp = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, x=0, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L772] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, x=0, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L772] 2 y = !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L773] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, x=0, y=1, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L773] 2 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L774] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, x=0, y=1, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L774] 2 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L775] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, x=0, y=1, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L775] 2 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L776] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, x=0, y=1, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L776] 2 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L778] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, x=0, y=1, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L778] 2 y$r_buff1_thd2 = weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L779] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, x=0, y=1, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L780] 2 y = y$flush_delayed ? y$mem_tmp : y [L781] 2 y$flush_delayed = (_Bool)0 [L784] 2 __unbuffered_p1_EBX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L727] 1 x = 1 [L732] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L733] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L734] 1 y$flush_delayed = weak$$choice2 [L735] 1 y$mem_tmp = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L736] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) VAL [!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1)=0, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L736] 1 y = !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L737] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0))=1, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L737] 1 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L738] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1))=0, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L738] 1 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L739] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used))=1, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L739] 1 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L740] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))=0, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L740] 1 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L787] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L741] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1))=0, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L741] 1 y$r_buff0_thd1 = weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L742] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))=0, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L742] 1 y$r_buff1_thd1 = weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L743] 1 __unbuffered_p0_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L787] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L788] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L789] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L814] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L819] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L820] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L821] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 172 locations, 2 error locations. Result: UNSAFE, OverallTime: 23.8s, OverallIterations: 14, TraceHistogramMax: 1, AutomataDifference: 4.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 2433 SDtfs, 2879 SDslu, 3768 SDs, 0 SdLazy, 1161 SolverSat, 80 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 68 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=37509occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 9.8s AutomataMinimizationTime, 13 MinimizatonAttempts, 14480 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 493 NumberOfCodeBlocks, 493 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 420 ConstructedInterpolants, 0 QuantifiedInterpolants, 86738 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...