./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/mix009_rmo.opt.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/mix009_rmo.opt.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 4428d7ebfebbc7f184f48bb8ccb5038434a0810c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 18:02:58,829 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 18:02:58,832 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 18:02:58,850 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 18:02:58,851 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 18:02:58,853 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 18:02:58,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 18:02:58,867 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 18:02:58,870 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 18:02:58,872 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 18:02:58,873 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 18:02:58,875 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 18:02:58,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 18:02:58,879 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 18:02:58,882 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 18:02:58,884 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 18:02:58,885 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 18:02:58,888 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 18:02:58,891 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 18:02:58,895 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 18:02:58,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 18:02:58,900 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 18:02:58,903 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 18:02:58,904 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 18:02:58,907 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 18:02:58,908 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 18:02:58,908 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 18:02:58,909 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 18:02:58,909 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 18:02:58,910 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 18:02:58,911 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 18:02:58,911 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 18:02:58,912 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 18:02:58,913 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 18:02:58,914 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 18:02:58,914 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 18:02:58,915 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 18:02:58,915 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 18:02:58,916 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 18:02:58,917 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 18:02:58,917 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 18:02:58,918 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 18:02:58,932 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 18:02:58,933 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 18:02:58,934 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 18:02:58,934 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 18:02:58,935 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 18:02:58,935 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 18:02:58,935 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 18:02:58,936 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 18:02:58,936 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 18:02:58,936 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 18:02:58,937 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 18:02:58,937 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 18:02:58,937 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 18:02:58,937 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 18:02:58,938 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 18:02:58,938 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 18:02:58,938 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 18:02:58,939 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 18:02:58,939 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 18:02:58,939 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 18:02:58,940 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 18:02:58,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 18:02:58,940 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 18:02:58,941 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 18:02:58,941 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 18:02:58,941 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 18:02:58,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 18:02:58,942 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 18:02:58,942 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 18:02:58,942 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 -> 4428d7ebfebbc7f184f48bb8ccb5038434a0810c [2019-11-28 18:02:59,262 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 18:02:59,281 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 18:02:59,285 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 18:02:59,286 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 18:02:59,287 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 18:02:59,288 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix009_rmo.opt.i [2019-11-28 18:02:59,356 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d808eb48/04794224648240f089483dcf3981cf00/FLAG859949ee4 [2019-11-28 18:02:59,929 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 18:02:59,931 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix009_rmo.opt.i [2019-11-28 18:02:59,947 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d808eb48/04794224648240f089483dcf3981cf00/FLAG859949ee4 [2019-11-28 18:03:00,280 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d808eb48/04794224648240f089483dcf3981cf00 [2019-11-28 18:03:00,284 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 18:03:00,286 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 18:03:00,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 18:03:00,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 18:03:00,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 18:03:00,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:03:00" (1/1) ... [2019-11-28 18:03:00,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7694153d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:03:00, skipping insertion in model container [2019-11-28 18:03:00,296 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:03:00" (1/1) ... [2019-11-28 18:03:00,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 18:03:00,359 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 18:03:00,871 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 18:03:00,888 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 18:03:01,001 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 18:03:01,076 INFO L208 MainTranslator]: Completed translation [2019-11-28 18:03:01,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:03:01 WrapperNode [2019-11-28 18:03:01,077 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 18:03:01,078 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 18:03:01,078 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 18:03:01,078 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 18:03:01,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:03:01" (1/1) ... [2019-11-28 18:03:01,107 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:03:01" (1/1) ... [2019-11-28 18:03:01,147 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 18:03:01,148 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 18:03:01,148 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 18:03:01,148 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 18:03:01,157 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:03:01" (1/1) ... [2019-11-28 18:03:01,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:03:01" (1/1) ... [2019-11-28 18:03:01,161 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:03:01" (1/1) ... [2019-11-28 18:03:01,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:03:01" (1/1) ... [2019-11-28 18:03:01,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:03:01" (1/1) ... [2019-11-28 18:03:01,178 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:03:01" (1/1) ... [2019-11-28 18:03:01,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:03:01" (1/1) ... [2019-11-28 18:03:01,186 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 18:03:01,187 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 18:03:01,187 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 18:03:01,187 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 18:03:01,188 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:03:01" (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 18:03:01,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 18:03:01,250 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-28 18:03:01,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 18:03:01,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 18:03:01,251 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-28 18:03:01,251 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-28 18:03:01,252 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-28 18:03:01,252 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-28 18:03:01,252 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-28 18:03:01,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 18:03:01,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 18:03:01,254 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 18:03:02,015 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 18:03:02,015 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-11-28 18:03:02,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:03:02 BoogieIcfgContainer [2019-11-28 18:03:02,018 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 18:03:02,020 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 18:03:02,020 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 18:03:02,023 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 18:03:02,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 06:03:00" (1/3) ... [2019-11-28 18:03:02,026 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d26e12a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:03:02, skipping insertion in model container [2019-11-28 18:03:02,026 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:03:01" (2/3) ... [2019-11-28 18:03:02,027 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d26e12a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:03:02, skipping insertion in model container [2019-11-28 18:03:02,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:03:02" (3/3) ... [2019-11-28 18:03:02,030 INFO L109 eAbstractionObserver]: Analyzing ICFG mix009_rmo.opt.i [2019-11-28 18:03:02,040 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-11-28 18:03:02,040 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 18:03:02,052 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-11-28 18:03:02,054 INFO L339 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-11-28 18:03:02,113 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,114 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,114 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,114 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,115 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,115 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,115 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,115 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,116 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,116 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,116 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,117 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,117 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,117 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,118 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,118 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,118 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,120 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,120 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,120 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,120 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,121 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,121 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,122 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,122 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,123 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,123 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,123 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,123 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,124 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,124 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,124 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,125 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,125 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,125 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,126 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,126 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,127 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,127 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,127 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,127 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,128 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,128 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,129 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,130 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,130 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,131 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,131 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,132 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,132 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,132 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,132 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,133 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,133 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,133 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,133 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,134 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,134 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,134 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,134 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,134 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,135 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,135 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,135 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,135 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,136 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,136 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,136 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,136 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,137 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,137 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,137 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,137 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,138 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,138 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,138 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,138 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,138 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,139 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,139 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,139 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,139 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,140 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,140 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,141 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,141 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,141 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,142 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,142 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,142 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,144 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,144 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,145 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,145 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,150 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,150 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,154 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,154 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,154 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,154 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,155 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,155 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,155 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,155 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,155 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,156 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,156 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,156 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,162 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,162 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,163 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,164 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,164 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,164 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,164 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,164 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,165 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,165 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,165 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,165 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,166 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,166 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,166 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,166 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,166 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,167 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,167 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,167 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,167 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,167 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,168 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,168 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,168 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,168 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,169 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,169 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,169 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,169 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,169 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,170 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,170 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,170 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,170 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,170 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,171 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,171 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,171 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,171 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,172 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,172 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,172 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,172 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,172 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,173 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,173 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,173 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,173 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,174 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,174 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,174 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,174 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,174 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,175 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,175 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,175 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,175 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,175 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,176 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,176 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,176 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,176 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,177 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,178 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,179 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,179 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,179 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,179 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,179 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,180 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,180 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,180 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,180 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,181 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,181 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,181 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,181 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,182 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,182 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,182 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,182 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,183 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,183 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,183 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,183 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,184 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,184 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,184 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,184 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,184 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,185 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,185 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,185 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,185 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,185 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,186 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,186 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,186 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,186 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,187 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,187 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,187 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,187 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,187 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,188 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,188 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,188 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:03:02,205 INFO L249 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2019-11-28 18:03:02,224 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 18:03:02,225 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 18:03:02,225 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 18:03:02,225 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 18:03:02,225 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 18:03:02,226 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 18:03:02,226 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 18:03:02,226 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 18:03:02,244 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 180 places, 229 transitions [2019-11-28 18:03:02,246 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 180 places, 229 transitions [2019-11-28 18:03:02,390 INFO L134 PetriNetUnfolder]: 56/227 cut-off events. [2019-11-28 18:03:02,390 INFO L135 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-11-28 18:03:02,415 INFO L76 FinitePrefix]: Finished finitePrefix Result has 234 conditions, 227 events. 56/227 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 912 event pairs. 6/175 useless extension candidates. Maximal degree in co-relation 195. Up to 2 conditions per place. [2019-11-28 18:03:02,447 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 180 places, 229 transitions [2019-11-28 18:03:02,513 INFO L134 PetriNetUnfolder]: 56/227 cut-off events. [2019-11-28 18:03:02,514 INFO L135 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-11-28 18:03:02,534 INFO L76 FinitePrefix]: Finished finitePrefix Result has 234 conditions, 227 events. 56/227 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 912 event pairs. 6/175 useless extension candidates. Maximal degree in co-relation 195. Up to 2 conditions per place. [2019-11-28 18:03:02,566 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 22816 [2019-11-28 18:03:02,567 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-11-28 18:03:07,439 WARN L192 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2019-11-28 18:03:07,567 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-11-28 18:03:07,623 INFO L206 etLargeBlockEncoding]: Checked pairs total: 118733 [2019-11-28 18:03:07,624 INFO L214 etLargeBlockEncoding]: Total number of compositions: 117 [2019-11-28 18:03:07,628 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 101 places, 123 transitions [2019-11-28 18:03:09,180 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 22250 states. [2019-11-28 18:03:09,183 INFO L276 IsEmpty]: Start isEmpty. Operand 22250 states. [2019-11-28 18:03:09,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-11-28 18:03:09,188 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:03:09,189 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-11-28 18:03:09,189 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:03:09,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:03:09,194 INFO L82 PathProgramCache]: Analyzing trace with hash 967970267, now seen corresponding path program 1 times [2019-11-28 18:03:09,201 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:03:09,201 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793277389] [2019-11-28 18:03:09,201 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:03:09,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:03:09,525 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 18:03:09,525 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [793277389] [2019-11-28 18:03:09,526 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:03:09,526 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-11-28 18:03:09,528 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751144575] [2019-11-28 18:03:09,532 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 18:03:09,533 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:03:09,547 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 18:03:09,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 18:03:09,549 INFO L87 Difference]: Start difference. First operand 22250 states. Second operand 3 states. [2019-11-28 18:03:10,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:03:10,075 INFO L93 Difference]: Finished difference Result 22082 states and 78296 transitions. [2019-11-28 18:03:10,076 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 18:03:10,078 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2019-11-28 18:03:10,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:03:10,289 INFO L225 Difference]: With dead ends: 22082 [2019-11-28 18:03:10,290 INFO L226 Difference]: Without dead ends: 20570 [2019-11-28 18:03:10,291 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 18:03:10,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20570 states. [2019-11-28 18:03:11,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20570 to 20570. [2019-11-28 18:03:11,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20570 states. [2019-11-28 18:03:11,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20570 states to 20570 states and 72872 transitions. [2019-11-28 18:03:11,710 INFO L78 Accepts]: Start accepts. Automaton has 20570 states and 72872 transitions. Word has length 5 [2019-11-28 18:03:11,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:03:11,710 INFO L462 AbstractCegarLoop]: Abstraction has 20570 states and 72872 transitions. [2019-11-28 18:03:11,710 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 18:03:11,711 INFO L276 IsEmpty]: Start isEmpty. Operand 20570 states and 72872 transitions. [2019-11-28 18:03:11,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-28 18:03:11,714 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:03:11,714 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 18:03:11,715 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:03:11,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:03:11,716 INFO L82 PathProgramCache]: Analyzing trace with hash 488138773, now seen corresponding path program 1 times [2019-11-28 18:03:11,716 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:03:11,716 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215446050] [2019-11-28 18:03:11,716 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:03:11,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:03:11,810 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 18:03:11,811 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215446050] [2019-11-28 18:03:11,811 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:03:11,811 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 18:03:11,811 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030662190] [2019-11-28 18:03:11,813 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 18:03:11,813 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:03:11,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 18:03:11,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 18:03:11,814 INFO L87 Difference]: Start difference. First operand 20570 states and 72872 transitions. Second operand 3 states. [2019-11-28 18:03:11,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:03:11,856 INFO L93 Difference]: Finished difference Result 2570 states and 6365 transitions. [2019-11-28 18:03:11,857 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 18:03:11,857 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2019-11-28 18:03:11,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:03:11,864 INFO L225 Difference]: With dead ends: 2570 [2019-11-28 18:03:11,865 INFO L226 Difference]: Without dead ends: 2570 [2019-11-28 18:03:11,866 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 18:03:11,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2570 states. [2019-11-28 18:03:11,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2570 to 2570. [2019-11-28 18:03:11,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2570 states. [2019-11-28 18:03:11,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 2570 states and 6365 transitions. [2019-11-28 18:03:11,927 INFO L78 Accepts]: Start accepts. Automaton has 2570 states and 6365 transitions. Word has length 11 [2019-11-28 18:03:11,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:03:11,928 INFO L462 AbstractCegarLoop]: Abstraction has 2570 states and 6365 transitions. [2019-11-28 18:03:11,928 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 18:03:11,928 INFO L276 IsEmpty]: Start isEmpty. Operand 2570 states and 6365 transitions. [2019-11-28 18:03:11,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-28 18:03:11,930 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:03:11,930 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 18:03:11,931 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:03:11,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:03:11,931 INFO L82 PathProgramCache]: Analyzing trace with hash -708377534, now seen corresponding path program 1 times [2019-11-28 18:03:11,932 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:03:11,932 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143253718] [2019-11-28 18:03:11,932 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:03:11,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:03:12,020 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 18:03:12,020 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143253718] [2019-11-28 18:03:12,021 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:03:12,021 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 18:03:12,021 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205970050] [2019-11-28 18:03:12,021 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 18:03:12,022 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:03:12,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 18:03:12,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-28 18:03:12,022 INFO L87 Difference]: Start difference. First operand 2570 states and 6365 transitions. Second operand 4 states. [2019-11-28 18:03:12,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:03:12,301 INFO L93 Difference]: Finished difference Result 3689 states and 8877 transitions. [2019-11-28 18:03:12,302 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 18:03:12,302 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-11-28 18:03:12,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:03:12,311 INFO L225 Difference]: With dead ends: 3689 [2019-11-28 18:03:12,312 INFO L226 Difference]: Without dead ends: 3689 [2019-11-28 18:03:12,312 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 18:03:12,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3689 states. [2019-11-28 18:03:12,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3689 to 3542. [2019-11-28 18:03:12,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3542 states. [2019-11-28 18:03:12,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3542 states to 3542 states and 8592 transitions. [2019-11-28 18:03:12,408 INFO L78 Accepts]: Start accepts. Automaton has 3542 states and 8592 transitions. Word has length 14 [2019-11-28 18:03:12,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:03:12,408 INFO L462 AbstractCegarLoop]: Abstraction has 3542 states and 8592 transitions. [2019-11-28 18:03:12,408 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 18:03:12,409 INFO L276 IsEmpty]: Start isEmpty. Operand 3542 states and 8592 transitions. [2019-11-28 18:03:12,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-28 18:03:12,412 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:03:12,413 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 18:03:12,413 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:03:12,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:03:12,414 INFO L82 PathProgramCache]: Analyzing trace with hash -484837769, now seen corresponding path program 1 times [2019-11-28 18:03:12,414 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:03:12,415 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787518760] [2019-11-28 18:03:12,415 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:03:12,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:03:12,482 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 18:03:12,482 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787518760] [2019-11-28 18:03:12,482 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:03:12,483 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 18:03:12,483 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972761219] [2019-11-28 18:03:12,483 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 18:03:12,483 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:03:12,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 18:03:12,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 18:03:12,489 INFO L87 Difference]: Start difference. First operand 3542 states and 8592 transitions. Second operand 3 states. [2019-11-28 18:03:12,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:03:12,614 INFO L93 Difference]: Finished difference Result 6114 states and 14069 transitions. [2019-11-28 18:03:12,615 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 18:03:12,615 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 15 [2019-11-28 18:03:12,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:03:12,630 INFO L225 Difference]: With dead ends: 6114 [2019-11-28 18:03:12,630 INFO L226 Difference]: Without dead ends: 6114 [2019-11-28 18:03:12,631 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 18:03:12,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6114 states. [2019-11-28 18:03:12,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6114 to 5497. [2019-11-28 18:03:12,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5497 states. [2019-11-28 18:03:12,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5497 states to 5497 states and 12822 transitions. [2019-11-28 18:03:12,754 INFO L78 Accepts]: Start accepts. Automaton has 5497 states and 12822 transitions. Word has length 15 [2019-11-28 18:03:12,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:03:12,755 INFO L462 AbstractCegarLoop]: Abstraction has 5497 states and 12822 transitions. [2019-11-28 18:03:12,755 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 18:03:12,755 INFO L276 IsEmpty]: Start isEmpty. Operand 5497 states and 12822 transitions. [2019-11-28 18:03:12,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-28 18:03:12,757 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:03:12,757 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 18:03:12,757 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:03:12,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:03:12,758 INFO L82 PathProgramCache]: Analyzing trace with hash -884985628, now seen corresponding path program 1 times [2019-11-28 18:03:12,758 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:03:12,758 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660909727] [2019-11-28 18:03:12,758 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:03:12,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:03:12,852 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 18:03:12,853 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660909727] [2019-11-28 18:03:12,853 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:03:12,853 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 18:03:12,853 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025798528] [2019-11-28 18:03:12,854 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 18:03:12,854 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:03:12,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 18:03:12,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-28 18:03:12,854 INFO L87 Difference]: Start difference. First operand 5497 states and 12822 transitions. Second operand 4 states. [2019-11-28 18:03:13,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:03:13,107 INFO L93 Difference]: Finished difference Result 6995 states and 16059 transitions. [2019-11-28 18:03:13,107 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 18:03:13,108 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2019-11-28 18:03:13,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:03:13,124 INFO L225 Difference]: With dead ends: 6995 [2019-11-28 18:03:13,124 INFO L226 Difference]: Without dead ends: 6995 [2019-11-28 18:03:13,124 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 18:03:13,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6995 states. [2019-11-28 18:03:13,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6995 to 5527. [2019-11-28 18:03:13,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5527 states. [2019-11-28 18:03:13,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5527 states to 5527 states and 12893 transitions. [2019-11-28 18:03:13,250 INFO L78 Accepts]: Start accepts. Automaton has 5527 states and 12893 transitions. Word has length 17 [2019-11-28 18:03:13,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:03:13,250 INFO L462 AbstractCegarLoop]: Abstraction has 5527 states and 12893 transitions. [2019-11-28 18:03:13,251 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 18:03:13,251 INFO L276 IsEmpty]: Start isEmpty. Operand 5527 states and 12893 transitions. [2019-11-28 18:03:13,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-28 18:03:13,258 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:03:13,258 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] [2019-11-28 18:03:13,258 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:03:13,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:03:13,259 INFO L82 PathProgramCache]: Analyzing trace with hash 54448529, now seen corresponding path program 1 times [2019-11-28 18:03:13,259 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:03:13,260 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26679759] [2019-11-28 18:03:13,260 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:03:13,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:03:13,314 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 18:03:13,315 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26679759] [2019-11-28 18:03:13,315 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:03:13,315 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 18:03:13,315 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101442740] [2019-11-28 18:03:13,316 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 18:03:13,316 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:03:13,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 18:03:13,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 18:03:13,316 INFO L87 Difference]: Start difference. First operand 5527 states and 12893 transitions. Second operand 4 states. [2019-11-28 18:03:13,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:03:13,342 INFO L93 Difference]: Finished difference Result 3628 states and 8422 transitions. [2019-11-28 18:03:13,342 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 18:03:13,342 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2019-11-28 18:03:13,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:03:13,351 INFO L225 Difference]: With dead ends: 3628 [2019-11-28 18:03:13,352 INFO L226 Difference]: Without dead ends: 3628 [2019-11-28 18:03:13,352 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 18:03:13,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3628 states. [2019-11-28 18:03:13,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3628 to 3406. [2019-11-28 18:03:13,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3406 states. [2019-11-28 18:03:13,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3406 states to 3406 states and 7992 transitions. [2019-11-28 18:03:13,419 INFO L78 Accepts]: Start accepts. Automaton has 3406 states and 7992 transitions. Word has length 28 [2019-11-28 18:03:13,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:03:13,419 INFO L462 AbstractCegarLoop]: Abstraction has 3406 states and 7992 transitions. [2019-11-28 18:03:13,419 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 18:03:13,420 INFO L276 IsEmpty]: Start isEmpty. Operand 3406 states and 7992 transitions. [2019-11-28 18:03:13,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-28 18:03:13,434 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:03:13,434 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] [2019-11-28 18:03:13,435 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:03:13,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:03:13,435 INFO L82 PathProgramCache]: Analyzing trace with hash 1031189716, now seen corresponding path program 1 times [2019-11-28 18:03:13,435 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:03:13,436 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039560632] [2019-11-28 18:03:13,436 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:03:13,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:03:13,597 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 18:03:13,597 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039560632] [2019-11-28 18:03:13,597 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:03:13,597 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 18:03:13,598 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784725187] [2019-11-28 18:03:13,598 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 18:03:13,598 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:03:13,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 18:03:13,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 18:03:13,599 INFO L87 Difference]: Start difference. First operand 3406 states and 7992 transitions. Second operand 5 states. [2019-11-28 18:03:13,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:03:13,933 INFO L93 Difference]: Finished difference Result 4056 states and 9299 transitions. [2019-11-28 18:03:13,933 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 18:03:13,933 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2019-11-28 18:03:13,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:03:13,942 INFO L225 Difference]: With dead ends: 4056 [2019-11-28 18:03:13,942 INFO L226 Difference]: Without dead ends: 4056 [2019-11-28 18:03:13,943 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-28 18:03:13,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4056 states. [2019-11-28 18:03:14,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4056 to 3792. [2019-11-28 18:03:14,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3792 states. [2019-11-28 18:03:14,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3792 states to 3792 states and 8800 transitions. [2019-11-28 18:03:14,024 INFO L78 Accepts]: Start accepts. Automaton has 3792 states and 8800 transitions. Word has length 58 [2019-11-28 18:03:14,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:03:14,026 INFO L462 AbstractCegarLoop]: Abstraction has 3792 states and 8800 transitions. [2019-11-28 18:03:14,026 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 18:03:14,026 INFO L276 IsEmpty]: Start isEmpty. Operand 3792 states and 8800 transitions. [2019-11-28 18:03:14,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-28 18:03:14,036 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:03:14,036 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] [2019-11-28 18:03:14,036 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:03:14,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:03:14,037 INFO L82 PathProgramCache]: Analyzing trace with hash -850921972, now seen corresponding path program 2 times [2019-11-28 18:03:14,037 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:03:14,037 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122431766] [2019-11-28 18:03:14,037 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:03:14,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:03:14,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 18:03:14,296 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122431766] [2019-11-28 18:03:14,296 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:03:14,296 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-11-28 18:03:14,297 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643144412] [2019-11-28 18:03:14,297 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-28 18:03:14,298 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:03:14,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-28 18:03:14,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-11-28 18:03:14,298 INFO L87 Difference]: Start difference. First operand 3792 states and 8800 transitions. Second operand 9 states. [2019-11-28 18:03:15,133 WARN L192 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 14 [2019-11-28 18:03:15,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:03:15,346 INFO L93 Difference]: Finished difference Result 5454 states and 12284 transitions. [2019-11-28 18:03:15,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-11-28 18:03:15,346 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 58 [2019-11-28 18:03:15,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:03:15,359 INFO L225 Difference]: With dead ends: 5454 [2019-11-28 18:03:15,359 INFO L226 Difference]: Without dead ends: 5454 [2019-11-28 18:03:15,360 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2019-11-28 18:03:15,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5454 states. [2019-11-28 18:03:15,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5454 to 4374. [2019-11-28 18:03:15,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4374 states. [2019-11-28 18:03:15,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4374 states to 4374 states and 10022 transitions. [2019-11-28 18:03:15,446 INFO L78 Accepts]: Start accepts. Automaton has 4374 states and 10022 transitions. Word has length 58 [2019-11-28 18:03:15,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:03:15,446 INFO L462 AbstractCegarLoop]: Abstraction has 4374 states and 10022 transitions. [2019-11-28 18:03:15,446 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-28 18:03:15,447 INFO L276 IsEmpty]: Start isEmpty. Operand 4374 states and 10022 transitions. [2019-11-28 18:03:15,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-28 18:03:15,457 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:03:15,457 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 18:03:15,458 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:03:15,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:03:15,458 INFO L82 PathProgramCache]: Analyzing trace with hash 1929768525, now seen corresponding path program 1 times [2019-11-28 18:03:15,458 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:03:15,459 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839532575] [2019-11-28 18:03:15,459 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:03:15,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:03:15,689 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 18:03:15,692 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839532575] [2019-11-28 18:03:15,693 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:03:15,693 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-28 18:03:15,693 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160393516] [2019-11-28 18:03:15,694 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-28 18:03:15,695 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:03:15,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-28 18:03:15,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-11-28 18:03:15,695 INFO L87 Difference]: Start difference. First operand 4374 states and 10022 transitions. Second operand 8 states. [2019-11-28 18:03:16,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:03:16,451 INFO L93 Difference]: Finished difference Result 5164 states and 11728 transitions. [2019-11-28 18:03:16,452 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-11-28 18:03:16,452 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 59 [2019-11-28 18:03:16,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:03:16,455 INFO L225 Difference]: With dead ends: 5164 [2019-11-28 18:03:16,455 INFO L226 Difference]: Without dead ends: 853 [2019-11-28 18:03:16,455 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2019-11-28 18:03:16,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 853 states. [2019-11-28 18:03:16,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 853 to 853. [2019-11-28 18:03:16,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 853 states. [2019-11-28 18:03:16,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 853 states and 1796 transitions. [2019-11-28 18:03:16,468 INFO L78 Accepts]: Start accepts. Automaton has 853 states and 1796 transitions. Word has length 59 [2019-11-28 18:03:16,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:03:16,469 INFO L462 AbstractCegarLoop]: Abstraction has 853 states and 1796 transitions. [2019-11-28 18:03:16,469 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-28 18:03:16,469 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1796 transitions. [2019-11-28 18:03:16,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-28 18:03:16,471 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:03:16,472 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 18:03:16,472 INFO L410 AbstractCegarLoop]: === Iteration 10 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:03:16,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:03:16,472 INFO L82 PathProgramCache]: Analyzing trace with hash 1415769035, now seen corresponding path program 2 times [2019-11-28 18:03:16,473 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:03:16,473 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837266980] [2019-11-28 18:03:16,473 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:03:16,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:03:16,550 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 18:03:16,550 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837266980] [2019-11-28 18:03:16,550 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:03:16,550 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-28 18:03:16,551 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043689584] [2019-11-28 18:03:16,551 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 18:03:16,552 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:03:16,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 18:03:16,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-28 18:03:16,552 INFO L87 Difference]: Start difference. First operand 853 states and 1796 transitions. Second operand 6 states. [2019-11-28 18:03:16,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:03:16,911 INFO L93 Difference]: Finished difference Result 979 states and 2024 transitions. [2019-11-28 18:03:16,911 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 18:03:16,911 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 59 [2019-11-28 18:03:16,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:03:16,914 INFO L225 Difference]: With dead ends: 979 [2019-11-28 18:03:16,914 INFO L226 Difference]: Without dead ends: 979 [2019-11-28 18:03:16,915 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2019-11-28 18:03:16,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 979 states. [2019-11-28 18:03:16,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 979 to 883. [2019-11-28 18:03:16,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 883 states. [2019-11-28 18:03:16,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 883 states and 1851 transitions. [2019-11-28 18:03:16,930 INFO L78 Accepts]: Start accepts. Automaton has 883 states and 1851 transitions. Word has length 59 [2019-11-28 18:03:16,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:03:16,930 INFO L462 AbstractCegarLoop]: Abstraction has 883 states and 1851 transitions. [2019-11-28 18:03:16,930 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 18:03:16,931 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1851 transitions. [2019-11-28 18:03:16,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-28 18:03:16,933 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:03:16,933 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 18:03:16,934 INFO L410 AbstractCegarLoop]: === Iteration 11 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:03:16,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:03:16,934 INFO L82 PathProgramCache]: Analyzing trace with hash 247675851, now seen corresponding path program 3 times [2019-11-28 18:03:16,934 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:03:16,935 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613863600] [2019-11-28 18:03:16,935 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:03:16,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:03:17,002 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 18:03:17,002 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613863600] [2019-11-28 18:03:17,003 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:03:17,003 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 18:03:17,003 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710921028] [2019-11-28 18:03:17,003 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 18:03:17,004 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:03:17,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 18:03:17,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 18:03:17,005 INFO L87 Difference]: Start difference. First operand 883 states and 1851 transitions. Second operand 3 states. [2019-11-28 18:03:17,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:03:17,025 INFO L93 Difference]: Finished difference Result 883 states and 1850 transitions. [2019-11-28 18:03:17,026 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 18:03:17,026 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2019-11-28 18:03:17,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:03:17,030 INFO L225 Difference]: With dead ends: 883 [2019-11-28 18:03:17,030 INFO L226 Difference]: Without dead ends: 883 [2019-11-28 18:03:17,031 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 18:03:17,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 883 states. [2019-11-28 18:03:17,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 883 to 711. [2019-11-28 18:03:17,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 711 states. [2019-11-28 18:03:17,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 711 states and 1525 transitions. [2019-11-28 18:03:17,045 INFO L78 Accepts]: Start accepts. Automaton has 711 states and 1525 transitions. Word has length 59 [2019-11-28 18:03:17,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:03:17,046 INFO L462 AbstractCegarLoop]: Abstraction has 711 states and 1525 transitions. [2019-11-28 18:03:17,046 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 18:03:17,046 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1525 transitions. [2019-11-28 18:03:17,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-28 18:03:17,048 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:03:17,048 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 18:03:17,049 INFO L410 AbstractCegarLoop]: === Iteration 12 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:03:17,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:03:17,049 INFO L82 PathProgramCache]: Analyzing trace with hash 506493247, now seen corresponding path program 1 times [2019-11-28 18:03:17,049 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:03:17,050 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344114155] [2019-11-28 18:03:17,050 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:03:17,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:03:17,386 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 18:03:17,386 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344114155] [2019-11-28 18:03:17,387 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:03:17,387 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-11-28 18:03:17,387 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906117594] [2019-11-28 18:03:17,388 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-11-28 18:03:17,388 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:03:17,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-11-28 18:03:17,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2019-11-28 18:03:17,389 INFO L87 Difference]: Start difference. First operand 711 states and 1525 transitions. Second operand 14 states. [2019-11-28 18:03:18,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:03:18,591 INFO L93 Difference]: Finished difference Result 1380 states and 2914 transitions. [2019-11-28 18:03:18,592 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-11-28 18:03:18,592 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 60 [2019-11-28 18:03:18,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:03:18,594 INFO L225 Difference]: With dead ends: 1380 [2019-11-28 18:03:18,595 INFO L226 Difference]: Without dead ends: 946 [2019-11-28 18:03:18,595 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=115, Invalid=535, Unknown=0, NotChecked=0, Total=650 [2019-11-28 18:03:18,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 946 states. [2019-11-28 18:03:18,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 946 to 760. [2019-11-28 18:03:18,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 760 states. [2019-11-28 18:03:18,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 760 states and 1616 transitions. [2019-11-28 18:03:18,606 INFO L78 Accepts]: Start accepts. Automaton has 760 states and 1616 transitions. Word has length 60 [2019-11-28 18:03:18,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:03:18,606 INFO L462 AbstractCegarLoop]: Abstraction has 760 states and 1616 transitions. [2019-11-28 18:03:18,606 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-11-28 18:03:18,606 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1616 transitions. [2019-11-28 18:03:18,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-28 18:03:18,608 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:03:18,608 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 18:03:18,608 INFO L410 AbstractCegarLoop]: === Iteration 13 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:03:18,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:03:18,608 INFO L82 PathProgramCache]: Analyzing trace with hash 1215589293, now seen corresponding path program 2 times [2019-11-28 18:03:18,609 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:03:18,609 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227289294] [2019-11-28 18:03:18,609 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:03:18,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:03:19,001 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 18:03:19,001 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227289294] [2019-11-28 18:03:19,001 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:03:19,002 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-11-28 18:03:19,002 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192371694] [2019-11-28 18:03:19,002 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-11-28 18:03:19,003 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:03:19,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-11-28 18:03:19,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2019-11-28 18:03:19,003 INFO L87 Difference]: Start difference. First operand 760 states and 1616 transitions. Second operand 13 states. [2019-11-28 18:03:19,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:03:19,579 INFO L93 Difference]: Finished difference Result 1245 states and 2592 transitions. [2019-11-28 18:03:19,579 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-11-28 18:03:19,579 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 60 [2019-11-28 18:03:19,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:03:19,582 INFO L225 Difference]: With dead ends: 1245 [2019-11-28 18:03:19,582 INFO L226 Difference]: Without dead ends: 979 [2019-11-28 18:03:19,583 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=89, Invalid=417, Unknown=0, NotChecked=0, Total=506 [2019-11-28 18:03:19,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 979 states. [2019-11-28 18:03:19,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 979 to 775. [2019-11-28 18:03:19,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 775 states. [2019-11-28 18:03:19,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 775 states and 1632 transitions. [2019-11-28 18:03:19,595 INFO L78 Accepts]: Start accepts. Automaton has 775 states and 1632 transitions. Word has length 60 [2019-11-28 18:03:19,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:03:19,596 INFO L462 AbstractCegarLoop]: Abstraction has 775 states and 1632 transitions. [2019-11-28 18:03:19,596 INFO L463 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-11-28 18:03:19,596 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1632 transitions. [2019-11-28 18:03:19,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-28 18:03:19,597 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:03:19,598 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 18:03:19,598 INFO L410 AbstractCegarLoop]: === Iteration 14 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:03:19,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:03:19,598 INFO L82 PathProgramCache]: Analyzing trace with hash -1329242083, now seen corresponding path program 3 times [2019-11-28 18:03:19,598 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:03:19,599 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389495681] [2019-11-28 18:03:19,599 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:03:19,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 18:03:19,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 18:03:19,724 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 18:03:19,725 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-28 18:03:19,728 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [989] [989] ULTIMATE.startENTRY-->L818: Formula: (let ((.cse0 (store |v_#valid_56| 0 0))) (and (= 0 v_~__unbuffered_p0_EAX~0_62) (= v_~weak$$choice2~0_237 0) (= 0 v_~y$read_delayed_var~0.offset_7) (= v_~y$mem_tmp~0_165 0) (= 0 |v_ULTIMATE.start_main_~#t251~0.offset_23|) (= |v_#memory_int_17| (store |v_#memory_int_18| |v_ULTIMATE.start_main_~#t251~0.base_32| (store (select |v_#memory_int_18| |v_ULTIMATE.start_main_~#t251~0.base_32|) |v_ULTIMATE.start_main_~#t251~0.offset_23| 0))) (= v_~y$read_delayed~0_7 0) (= v_~y$w_buff1_used~0_471 0) (= v_~y$r_buff1_thd1~0_243 0) (= 0 v_~y$r_buff0_thd2~0_451) (= v_~y$r_buff1_thd0~0_188 0) (= v_~z~0_63 0) (= v_~main$tmp_guard1~0_35 0) (= v_~y$r_buff0_thd0~0_109 0) (= v_~__unbuffered_p1_EBX~0_49 0) (= 0 v_~__unbuffered_p1_EAX~0_52) (= 0 v_~y$r_buff1_thd2~0_323) (= 0 |v_#NULL.base_4|) (= v_~x~0_41 0) (= (store .cse0 |v_ULTIMATE.start_main_~#t251~0.base_32| 1) |v_#valid_54|) (= 0 v_~y$read_delayed_var~0.base_7) (= v_~y$r_buff0_thd1~0_290 0) (= v_~y$w_buff1~0_183 0) (= |v_#NULL.offset_4| 0) (= v_~__unbuffered_p0_EBX~0_43 0) (= (store |v_#length_18| |v_ULTIMATE.start_main_~#t251~0.base_32| 4) |v_#length_17|) (< |v_#StackHeapBarrier_13| |v_ULTIMATE.start_main_~#t251~0.base_32|) (= 0 v_~y$w_buff0~0_198) (= 0 v_~__unbuffered_cnt~0_59) (= v_~y~0_230 0) (= v_~y$flush_delayed~0_205 0) (= 0 v_~weak$$choice0~0_154) (= v_~main$tmp_guard0~0_22 0) (= 0 (select .cse0 |v_ULTIMATE.start_main_~#t251~0.base_32|)) (= v_~y$w_buff0_used~0_808 0) (< 0 |v_#StackHeapBarrier_13|))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_13|, #valid=|v_#valid_56|, #memory_int=|v_#memory_int_18|, #length=|v_#length_18|} OutVars{ULTIMATE.start_main_~#t251~0.offset=|v_ULTIMATE.start_main_~#t251~0.offset_23|, ~y$read_delayed_var~0.offset=v_~y$read_delayed_var~0.offset_7, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_808, ULTIMATE.start_main_#t~nondet55=|v_ULTIMATE.start_main_#t~nondet55_8|, ULTIMATE.start_main_#t~nondet56=|v_ULTIMATE.start_main_#t~nondet56_20|, #NULL.offset=|v_#NULL.offset_4|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_35, ~y$read_delayed~0=v_~y$read_delayed~0_7, ~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_243, ~y$mem_tmp~0=v_~y$mem_tmp~0_165, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_62, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_52, ~y$w_buff0~0=v_~y$w_buff0~0_198, ULTIMATE.start_main_~#t251~0.base=|v_ULTIMATE.start_main_~#t251~0.base_32|, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_290, ~y$flush_delayed~0=v_~y$flush_delayed~0_205, #length=|v_#length_17|, ~y~0=v_~y~0_230, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_49, ~__unbuffered_p0_EBX~0=v_~__unbuffered_p0_EBX~0_43, ULTIMATE.start_main_#t~ite58=|v_ULTIMATE.start_main_#t~ite58_100|, ULTIMATE.start_main_#t~ite57=|v_ULTIMATE.start_main_#t~ite57_64|, ULTIMATE.start_main_#t~ite59=|v_ULTIMATE.start_main_#t~ite59_50|, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_22, #NULL.base=|v_#NULL.base_4|, ULTIMATE.start_main_#t~ite62=|v_ULTIMATE.start_main_#t~ite62_62|, ~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_323, ~weak$$choice0~0=v_~weak$$choice0~0_154, #StackHeapBarrier=|v_#StackHeapBarrier_13|, ULTIMATE.start_main_#t~ite60=|v_ULTIMATE.start_main_#t~ite60_164|, ULTIMATE.start_main_#t~ite61=|v_ULTIMATE.start_main_#t~ite61_26|, ULTIMATE.start_main_~#t252~0.offset=|v_ULTIMATE.start_main_~#t252~0.offset_14|, ~y$w_buff1~0=v_~y$w_buff1~0_183, ~y$read_delayed_var~0.base=v_~y$read_delayed_var~0.base_7, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_23|, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_109, #valid=|v_#valid_54|, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_451, #memory_int=|v_#memory_int_17|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_59, ~z~0=v_~z~0_63, ULTIMATE.start_main_~#t252~0.base=|v_ULTIMATE.start_main_~#t252~0.base_23|, ~weak$$choice2~0=v_~weak$$choice2~0_237, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_188, ~x~0=v_~x~0_41, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_471} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t251~0.offset, ~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$w_buff0~0, ULTIMATE.start_main_~#t251~0.base, ~y$r_buff0_thd1~0, ~y$flush_delayed~0, #length, ~y~0, ~__unbuffered_p1_EBX~0, ~__unbuffered_p0_EBX~0, ULTIMATE.start_main_#t~ite58, ULTIMATE.start_main_#t~ite57, ULTIMATE.start_main_#t~ite59, ~main$tmp_guard0~0, #NULL.base, ULTIMATE.start_main_#t~ite62, ~y$r_buff1_thd2~0, ~weak$$choice0~0, ULTIMATE.start_main_#t~ite60, ULTIMATE.start_main_#t~ite61, ULTIMATE.start_main_~#t252~0.offset, ~y$w_buff1~0, ~y$read_delayed_var~0.base, ULTIMATE.start_main_#res, ~y$r_buff0_thd0~0, #valid, ~y$r_buff0_thd2~0, #memory_int, ~__unbuffered_cnt~0, ~z~0, ULTIMATE.start_main_~#t252~0.base, ~weak$$choice2~0, ~y$r_buff1_thd0~0, ~x~0, ~y$w_buff1_used~0] because there is no mapped edge [2019-11-28 18:03:19,730 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [965] [965] L818-1-->L820: Formula: (and (= (store |v_#memory_int_12| |v_ULTIMATE.start_main_~#t252~0.base_11| (store (select |v_#memory_int_12| |v_ULTIMATE.start_main_~#t252~0.base_11|) |v_ULTIMATE.start_main_~#t252~0.offset_10| 1)) |v_#memory_int_11|) (= |v_#valid_27| (store |v_#valid_28| |v_ULTIMATE.start_main_~#t252~0.base_11| 1)) (= (select |v_#valid_28| |v_ULTIMATE.start_main_~#t252~0.base_11|) 0) (< |v_#StackHeapBarrier_9| |v_ULTIMATE.start_main_~#t252~0.base_11|) (= 0 |v_ULTIMATE.start_main_~#t252~0.offset_10|) (not (= |v_ULTIMATE.start_main_~#t252~0.base_11| 0)) (= |v_#length_11| (store |v_#length_12| |v_ULTIMATE.start_main_~#t252~0.base_11| 4))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_9|, #valid=|v_#valid_28|, #memory_int=|v_#memory_int_12|, #length=|v_#length_12|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_9|, ULTIMATE.start_main_~#t252~0.offset=|v_ULTIMATE.start_main_~#t252~0.offset_10|, ULTIMATE.start_main_#t~nondet55=|v_ULTIMATE.start_main_#t~nondet55_5|, #valid=|v_#valid_27|, #memory_int=|v_#memory_int_11|, #length=|v_#length_11|, ULTIMATE.start_main_~#t252~0.base=|v_ULTIMATE.start_main_~#t252~0.base_11|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t252~0.offset, ULTIMATE.start_main_#t~nondet55, #valid, #memory_int, #length, ULTIMATE.start_main_~#t252~0.base] because there is no mapped edge [2019-11-28 18:03:19,731 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [864] [864] P1ENTRY-->L5-3: Formula: (and (= v_P1Thread1of1ForFork1___VERIFIER_assert_~expression_6 |v_P1Thread1of1ForFork1___VERIFIER_assert_#in~expression_4|) (= v_~y$w_buff0~0_50 v_~y$w_buff1~0_43) (not (= v_P1Thread1of1ForFork1___VERIFIER_assert_~expression_6 0)) (= v_P1Thread1of1ForFork1_~arg.base_4 |v_P1Thread1of1ForFork1_#in~arg.base_6|) (= v_~y$w_buff0_used~0_173 1) (= 1 v_~y$w_buff0~0_49) (= |v_P1Thread1of1ForFork1_#in~arg.offset_6| v_P1Thread1of1ForFork1_~arg.offset_4) (= |v_P1Thread1of1ForFork1___VERIFIER_assert_#in~expression_4| (ite (not (and (not (= 0 (mod v_~y$w_buff1_used~0_102 256))) (not (= 0 (mod v_~y$w_buff0_used~0_173 256))))) 1 0)) (= v_~y$w_buff0_used~0_174 v_~y$w_buff1_used~0_102)) InVars {~y$w_buff0_used~0=v_~y$w_buff0_used~0_174, ~y$w_buff0~0=v_~y$w_buff0~0_50, P1Thread1of1ForFork1_#in~arg.base=|v_P1Thread1of1ForFork1_#in~arg.base_6|, P1Thread1of1ForFork1_#in~arg.offset=|v_P1Thread1of1ForFork1_#in~arg.offset_6|} OutVars{P1Thread1of1ForFork1___VERIFIER_assert_~expression=v_P1Thread1of1ForFork1___VERIFIER_assert_~expression_6, P1Thread1of1ForFork1_~arg.offset=v_P1Thread1of1ForFork1_~arg.offset_4, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_173, ~y$w_buff1~0=v_~y$w_buff1~0_43, P1Thread1of1ForFork1___VERIFIER_assert_#in~expression=|v_P1Thread1of1ForFork1___VERIFIER_assert_#in~expression_4|, P1Thread1of1ForFork1_~arg.base=v_P1Thread1of1ForFork1_~arg.base_4, ~y$w_buff0~0=v_~y$w_buff0~0_49, P1Thread1of1ForFork1_#in~arg.base=|v_P1Thread1of1ForFork1_#in~arg.base_6|, P1Thread1of1ForFork1_#in~arg.offset=|v_P1Thread1of1ForFork1_#in~arg.offset_6|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_102} 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 18:03:19,734 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [936] [936] L780-2-->L780-5: Formula: (let ((.cse2 (= (mod ~y$r_buff0_thd2~0_In1071385852 256) 0)) (.cse1 (= (mod ~y$w_buff0_used~0_In1071385852 256) 0)) (.cse0 (= |P1Thread1of1ForFork1_#t~ite28_Out1071385852| |P1Thread1of1ForFork1_#t~ite29_Out1071385852|))) (or (and .cse0 (not .cse1) (not .cse2) (= |P1Thread1of1ForFork1_#t~ite28_Out1071385852| ~y$w_buff0~0_In1071385852)) (and (or .cse2 .cse1) .cse0 (= |P1Thread1of1ForFork1_#t~ite28_Out1071385852| ~y$w_buff1~0_In1071385852)))) InVars {~y$w_buff1~0=~y$w_buff1~0_In1071385852, ~y$w_buff0_used~0=~y$w_buff0_used~0_In1071385852, ~y$w_buff0~0=~y$w_buff0~0_In1071385852, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In1071385852} OutVars{P1Thread1of1ForFork1_#t~ite29=|P1Thread1of1ForFork1_#t~ite29_Out1071385852|, ~y$w_buff1~0=~y$w_buff1~0_In1071385852, ~y$w_buff0_used~0=~y$w_buff0_used~0_In1071385852, ~y$w_buff0~0=~y$w_buff0~0_In1071385852, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In1071385852, P1Thread1of1ForFork1_#t~ite28=|P1Thread1of1ForFork1_#t~ite28_Out1071385852|} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite29, P1Thread1of1ForFork1_#t~ite28] because there is no mapped edge [2019-11-28 18:03:19,742 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [876] [876] L785-->L786: Formula: (and (not (= (mod v_~weak$$choice2~0_57 256) 0)) (= v_~y$r_buff0_thd2~0_101 v_~y$r_buff0_thd2~0_100)) InVars {~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_101, ~weak$$choice2~0=v_~weak$$choice2~0_57} OutVars{P1Thread1of1ForFork1_#t~ite42=|v_P1Thread1of1ForFork1_#t~ite42_6|, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_100, P1Thread1of1ForFork1_#t~ite44=|v_P1Thread1of1ForFork1_#t~ite44_9|, P1Thread1of1ForFork1_#t~ite43=|v_P1Thread1of1ForFork1_#t~ite43_9|, ~weak$$choice2~0=v_~weak$$choice2~0_57} 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 18:03:19,744 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [920] [920] L788-->L788-2: Formula: (let ((.cse0 (= (mod ~y$flush_delayed~0_In665675843 256) 0))) (or (and (= ~y$mem_tmp~0_In665675843 |P1Thread1of1ForFork1_#t~ite48_Out665675843|) (not .cse0)) (and .cse0 (= ~y~0_In665675843 |P1Thread1of1ForFork1_#t~ite48_Out665675843|)))) InVars {~y$mem_tmp~0=~y$mem_tmp~0_In665675843, ~y$flush_delayed~0=~y$flush_delayed~0_In665675843, ~y~0=~y~0_In665675843} OutVars{~y$mem_tmp~0=~y$mem_tmp~0_In665675843, ~y$flush_delayed~0=~y$flush_delayed~0_In665675843, ~y~0=~y~0_In665675843, P1Thread1of1ForFork1_#t~ite48=|P1Thread1of1ForFork1_#t~ite48_Out665675843|} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite48] because there is no mapped edge [2019-11-28 18:03:19,748 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [926] [926] L796-->L796-2: Formula: (let ((.cse1 (= (mod ~y$r_buff0_thd2~0_In-497461341 256) 0)) (.cse0 (= (mod ~y$w_buff0_used~0_In-497461341 256) 0))) (or (and (not .cse0) (not .cse1) (= 0 |P1Thread1of1ForFork1_#t~ite51_Out-497461341|)) (and (= ~y$w_buff0_used~0_In-497461341 |P1Thread1of1ForFork1_#t~ite51_Out-497461341|) (or .cse1 .cse0)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-497461341, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-497461341} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In-497461341, P1Thread1of1ForFork1_#t~ite51=|P1Thread1of1ForFork1_#t~ite51_Out-497461341|, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-497461341} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite51] because there is no mapped edge [2019-11-28 18:03:19,749 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [913] [913] L797-->L797-2: Formula: (let ((.cse2 (= (mod ~y$w_buff0_used~0_In59720385 256) 0)) (.cse3 (= (mod ~y$r_buff0_thd2~0_In59720385 256) 0)) (.cse0 (= (mod ~y$r_buff1_thd2~0_In59720385 256) 0)) (.cse1 (= (mod ~y$w_buff1_used~0_In59720385 256) 0))) (or (and (= |P1Thread1of1ForFork1_#t~ite52_Out59720385| ~y$w_buff1_used~0_In59720385) (or .cse0 .cse1) (or .cse2 .cse3)) (and (or (and (not .cse2) (not .cse3)) (and (not .cse0) (not .cse1))) (= |P1Thread1of1ForFork1_#t~ite52_Out59720385| 0)))) InVars {~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In59720385, ~y$w_buff0_used~0=~y$w_buff0_used~0_In59720385, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In59720385, ~y$w_buff1_used~0=~y$w_buff1_used~0_In59720385} OutVars{~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In59720385, ~y$w_buff0_used~0=~y$w_buff0_used~0_In59720385, P1Thread1of1ForFork1_#t~ite52=|P1Thread1of1ForFork1_#t~ite52_Out59720385|, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In59720385, ~y$w_buff1_used~0=~y$w_buff1_used~0_In59720385} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite52] because there is no mapped edge [2019-11-28 18:03:19,750 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [919] [919] L798-->L799: Formula: (let ((.cse1 (= 0 (mod ~y$r_buff0_thd2~0_In727128184 256))) (.cse2 (= (mod ~y$w_buff0_used~0_In727128184 256) 0)) (.cse0 (= ~y$r_buff0_thd2~0_Out727128184 ~y$r_buff0_thd2~0_In727128184))) (or (and .cse0 .cse1) (and (= ~y$r_buff0_thd2~0_Out727128184 0) (not .cse1) (not .cse2)) (and .cse2 .cse0))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In727128184, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In727128184} OutVars{P1Thread1of1ForFork1_#t~ite53=|P1Thread1of1ForFork1_#t~ite53_Out727128184|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In727128184, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_Out727128184} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite53, ~y$r_buff0_thd2~0] because there is no mapped edge [2019-11-28 18:03:19,751 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [930] [930] L799-->L799-2: Formula: (let ((.cse0 (= 0 (mod ~y$r_buff1_thd2~0_In-1346563647 256))) (.cse1 (= (mod ~y$w_buff1_used~0_In-1346563647 256) 0)) (.cse3 (= (mod ~y$r_buff0_thd2~0_In-1346563647 256) 0)) (.cse2 (= 0 (mod ~y$w_buff0_used~0_In-1346563647 256)))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= |P1Thread1of1ForFork1_#t~ite54_Out-1346563647| 0)) (and (or .cse0 .cse1) (= ~y$r_buff1_thd2~0_In-1346563647 |P1Thread1of1ForFork1_#t~ite54_Out-1346563647|) (or .cse3 .cse2)))) InVars {~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In-1346563647, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-1346563647, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-1346563647, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1346563647} OutVars{~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In-1346563647, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-1346563647, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-1346563647, P1Thread1of1ForFork1_#t~ite54=|P1Thread1of1ForFork1_#t~ite54_Out-1346563647|, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1346563647} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite54] because there is no mapped edge [2019-11-28 18:03:19,751 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [962] [962] L799-2-->P1EXIT: Formula: (and (= v_~y$r_buff1_thd2~0_267 |v_P1Thread1of1ForFork1_#t~ite54_26|) (= 0 |v_P1Thread1of1ForFork1_#res.base_3|) (= (+ v_~__unbuffered_cnt~0_41 1) v_~__unbuffered_cnt~0_40) (= |v_P1Thread1of1ForFork1_#res.offset_3| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_41, P1Thread1of1ForFork1_#t~ite54=|v_P1Thread1of1ForFork1_#t~ite54_26|} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_267, P1Thread1of1ForFork1_#res.offset=|v_P1Thread1of1ForFork1_#res.offset_3|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_40, P1Thread1of1ForFork1_#t~ite54=|v_P1Thread1of1ForFork1_#t~ite54_25|, 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 18:03:19,762 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [924] [924] L752-->L752-2: Formula: (let ((.cse0 (= 0 (mod ~y$flush_delayed~0_In-188718709 256)))) (or (and .cse0 (= ~y~0_In-188718709 |P0Thread1of1ForFork0_#t~ite25_Out-188718709|)) (and (= |P0Thread1of1ForFork0_#t~ite25_Out-188718709| ~y$mem_tmp~0_In-188718709) (not .cse0)))) InVars {~y$mem_tmp~0=~y$mem_tmp~0_In-188718709, ~y$flush_delayed~0=~y$flush_delayed~0_In-188718709, ~y~0=~y~0_In-188718709} OutVars{~y$mem_tmp~0=~y$mem_tmp~0_In-188718709, P0Thread1of1ForFork0_#t~ite25=|P0Thread1of1ForFork0_#t~ite25_Out-188718709|, ~y$flush_delayed~0=~y$flush_delayed~0_In-188718709, ~y~0=~y~0_In-188718709} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite25] because there is no mapped edge [2019-11-28 18:03:19,763 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [952] [952] L752-2-->P0EXIT: Formula: (and (= |v_P0Thread1of1ForFork0_#res.offset_3| 0) (= 0 |v_P0Thread1of1ForFork0_#res.base_3|) (= v_~y~0_147 |v_P0Thread1of1ForFork0_#t~ite25_28|) (= v_~y$flush_delayed~0_155 0) (= (+ v_~__unbuffered_cnt~0_30 1) v_~__unbuffered_cnt~0_29)) InVars {P0Thread1of1ForFork0_#t~ite25=|v_P0Thread1of1ForFork0_#t~ite25_28|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_30} OutVars{P0Thread1of1ForFork0_#t~ite25=|v_P0Thread1of1ForFork0_#t~ite25_27|, P0Thread1of1ForFork0_#res.offset=|v_P0Thread1of1ForFork0_#res.offset_3|, ~y$flush_delayed~0=v_~y$flush_delayed~0_155, P0Thread1of1ForFork0_#res.base=|v_P0Thread1of1ForFork0_#res.base_3|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_29, ~y~0=v_~y~0_147} 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 18:03:19,763 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [869] [869] L820-1-->L826: Formula: (and (not (= 0 (mod v_~main$tmp_guard0~0_6 256))) (= v_~main$tmp_guard0~0_6 (ite (= 0 (ite (= 2 v_~__unbuffered_cnt~0_11) 1 0)) 0 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_11} OutVars{ULTIMATE.start_main_#t~nondet56=|v_ULTIMATE.start_main_#t~nondet56_5|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_11, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet56, ~main$tmp_guard0~0] because there is no mapped edge [2019-11-28 18:03:19,764 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [915] [915] L826-2-->L826-5: Formula: (let ((.cse2 (= |ULTIMATE.start_main_#t~ite58_Out-1509482112| |ULTIMATE.start_main_#t~ite57_Out-1509482112|)) (.cse0 (= 0 (mod ~y$w_buff1_used~0_In-1509482112 256))) (.cse1 (= 0 (mod ~y$r_buff1_thd0~0_In-1509482112 256)))) (or (and (= ~y$w_buff1~0_In-1509482112 |ULTIMATE.start_main_#t~ite57_Out-1509482112|) (not .cse0) (not .cse1) .cse2) (and (= |ULTIMATE.start_main_#t~ite57_Out-1509482112| ~y~0_In-1509482112) .cse2 (or .cse0 .cse1)))) InVars {~y$w_buff1~0=~y$w_buff1~0_In-1509482112, ~y~0=~y~0_In-1509482112, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1509482112, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1509482112} OutVars{~y$w_buff1~0=~y$w_buff1~0_In-1509482112, ULTIMATE.start_main_#t~ite58=|ULTIMATE.start_main_#t~ite58_Out-1509482112|, ULTIMATE.start_main_#t~ite57=|ULTIMATE.start_main_#t~ite57_Out-1509482112|, ~y~0=~y~0_In-1509482112, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1509482112, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1509482112} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite58, ULTIMATE.start_main_#t~ite57] because there is no mapped edge [2019-11-28 18:03:19,765 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [937] [937] L827-->L827-2: Formula: (let ((.cse1 (= (mod ~y$w_buff0_used~0_In933407012 256) 0)) (.cse0 (= 0 (mod ~y$r_buff0_thd0~0_In933407012 256)))) (or (and (or .cse0 .cse1) (= ~y$w_buff0_used~0_In933407012 |ULTIMATE.start_main_#t~ite59_Out933407012|)) (and (not .cse1) (= 0 |ULTIMATE.start_main_#t~ite59_Out933407012|) (not .cse0)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In933407012, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In933407012} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In933407012, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In933407012, ULTIMATE.start_main_#t~ite59=|ULTIMATE.start_main_#t~ite59_Out933407012|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite59] because there is no mapped edge [2019-11-28 18:03:19,766 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [918] [918] L828-->L828-2: Formula: (let ((.cse1 (= (mod ~y$w_buff0_used~0_In-1289401319 256) 0)) (.cse0 (= (mod ~y$r_buff0_thd0~0_In-1289401319 256) 0)) (.cse2 (= (mod ~y$r_buff1_thd0~0_In-1289401319 256) 0)) (.cse3 (= 0 (mod ~y$w_buff1_used~0_In-1289401319 256)))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= |ULTIMATE.start_main_#t~ite60_Out-1289401319| 0)) (and (or .cse1 .cse0) (or .cse2 .cse3) (= |ULTIMATE.start_main_#t~ite60_Out-1289401319| ~y$w_buff1_used~0_In-1289401319)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-1289401319, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-1289401319, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1289401319, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1289401319} OutVars{ULTIMATE.start_main_#t~ite60=|ULTIMATE.start_main_#t~ite60_Out-1289401319|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-1289401319, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-1289401319, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1289401319, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1289401319} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite60] because there is no mapped edge [2019-11-28 18:03:19,767 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [925] [925] L829-->L829-2: Formula: (let ((.cse0 (= 0 (mod ~y$r_buff0_thd0~0_In-909600715 256))) (.cse1 (= (mod ~y$w_buff0_used~0_In-909600715 256) 0))) (or (and (= ~y$r_buff0_thd0~0_In-909600715 |ULTIMATE.start_main_#t~ite61_Out-909600715|) (or .cse0 .cse1)) (and (= 0 |ULTIMATE.start_main_#t~ite61_Out-909600715|) (not .cse0) (not .cse1)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-909600715, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-909600715} OutVars{ULTIMATE.start_main_#t~ite61=|ULTIMATE.start_main_#t~ite61_Out-909600715|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-909600715, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-909600715} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite61] because there is no mapped edge [2019-11-28 18:03:19,769 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [929] [929] L830-->L830-2: Formula: (let ((.cse1 (= (mod ~y$r_buff0_thd0~0_In-1961422177 256) 0)) (.cse0 (= (mod ~y$w_buff0_used~0_In-1961422177 256) 0)) (.cse3 (= 0 (mod ~y$w_buff1_used~0_In-1961422177 256))) (.cse2 (= 0 (mod ~y$r_buff1_thd0~0_In-1961422177 256)))) (or (and (or .cse0 .cse1) (= |ULTIMATE.start_main_#t~ite62_Out-1961422177| ~y$r_buff1_thd0~0_In-1961422177) (or .cse2 .cse3)) (and (or (and (not .cse1) (not .cse0)) (and (not .cse3) (not .cse2))) (= 0 |ULTIMATE.start_main_#t~ite62_Out-1961422177|)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-1961422177, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-1961422177, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1961422177, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1961422177} OutVars{ULTIMATE.start_main_#t~ite62=|ULTIMATE.start_main_#t~ite62_Out-1961422177|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-1961422177, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-1961422177, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1961422177, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1961422177} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite62] because there is no mapped edge [2019-11-28 18:03:19,769 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [983] [983] L830-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= v_~y$r_buff1_thd0~0_178 |v_ULTIMATE.start_main_#t~ite62_44|) (= v_ULTIMATE.start___VERIFIER_assert_~expression_18 |v_ULTIMATE.start___VERIFIER_assert_#in~expression_14|) (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression_14| (mod v_~main$tmp_guard1~0_25 256)) (= v_ULTIMATE.start___VERIFIER_assert_~expression_18 0) (= v_~main$tmp_guard1~0_25 (ite (= 0 (ite (not (and (= v_~__unbuffered_p0_EBX~0_33 0) (= 1 v_~__unbuffered_p1_EAX~0_39) (= v_~__unbuffered_p1_EBX~0_39 0) (= 1 v_~__unbuffered_p0_EAX~0_52))) 1 0)) 0 1))) InVars {ULTIMATE.start_main_#t~ite62=|v_ULTIMATE.start_main_#t~ite62_44|, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_52, ~__unbuffered_p0_EBX~0=v_~__unbuffered_p0_EBX~0_33, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_39, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_39} OutVars{ULTIMATE.start_main_#t~ite62=|v_ULTIMATE.start_main_#t~ite62_43|, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_52, ULTIMATE.start___VERIFIER_assert_~expression=v_ULTIMATE.start___VERIFIER_assert_~expression_18, ~__unbuffered_p0_EBX~0=v_~__unbuffered_p0_EBX~0_33, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_39, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_39, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_25, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_178, ULTIMATE.start___VERIFIER_assert_#in~expression=|v_ULTIMATE.start___VERIFIER_assert_#in~expression_14|} 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 18:03:19,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 06:03:19 BasicIcfg [2019-11-28 18:03:19,886 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 18:03:19,887 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 18:03:19,887 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 18:03:19,887 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 18:03:19,888 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:03:02" (3/4) ... [2019-11-28 18:03:19,890 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-28 18:03:19,891 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [989] [989] ULTIMATE.startENTRY-->L818: Formula: (let ((.cse0 (store |v_#valid_56| 0 0))) (and (= 0 v_~__unbuffered_p0_EAX~0_62) (= v_~weak$$choice2~0_237 0) (= 0 v_~y$read_delayed_var~0.offset_7) (= v_~y$mem_tmp~0_165 0) (= 0 |v_ULTIMATE.start_main_~#t251~0.offset_23|) (= |v_#memory_int_17| (store |v_#memory_int_18| |v_ULTIMATE.start_main_~#t251~0.base_32| (store (select |v_#memory_int_18| |v_ULTIMATE.start_main_~#t251~0.base_32|) |v_ULTIMATE.start_main_~#t251~0.offset_23| 0))) (= v_~y$read_delayed~0_7 0) (= v_~y$w_buff1_used~0_471 0) (= v_~y$r_buff1_thd1~0_243 0) (= 0 v_~y$r_buff0_thd2~0_451) (= v_~y$r_buff1_thd0~0_188 0) (= v_~z~0_63 0) (= v_~main$tmp_guard1~0_35 0) (= v_~y$r_buff0_thd0~0_109 0) (= v_~__unbuffered_p1_EBX~0_49 0) (= 0 v_~__unbuffered_p1_EAX~0_52) (= 0 v_~y$r_buff1_thd2~0_323) (= 0 |v_#NULL.base_4|) (= v_~x~0_41 0) (= (store .cse0 |v_ULTIMATE.start_main_~#t251~0.base_32| 1) |v_#valid_54|) (= 0 v_~y$read_delayed_var~0.base_7) (= v_~y$r_buff0_thd1~0_290 0) (= v_~y$w_buff1~0_183 0) (= |v_#NULL.offset_4| 0) (= v_~__unbuffered_p0_EBX~0_43 0) (= (store |v_#length_18| |v_ULTIMATE.start_main_~#t251~0.base_32| 4) |v_#length_17|) (< |v_#StackHeapBarrier_13| |v_ULTIMATE.start_main_~#t251~0.base_32|) (= 0 v_~y$w_buff0~0_198) (= 0 v_~__unbuffered_cnt~0_59) (= v_~y~0_230 0) (= v_~y$flush_delayed~0_205 0) (= 0 v_~weak$$choice0~0_154) (= v_~main$tmp_guard0~0_22 0) (= 0 (select .cse0 |v_ULTIMATE.start_main_~#t251~0.base_32|)) (= v_~y$w_buff0_used~0_808 0) (< 0 |v_#StackHeapBarrier_13|))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_13|, #valid=|v_#valid_56|, #memory_int=|v_#memory_int_18|, #length=|v_#length_18|} OutVars{ULTIMATE.start_main_~#t251~0.offset=|v_ULTIMATE.start_main_~#t251~0.offset_23|, ~y$read_delayed_var~0.offset=v_~y$read_delayed_var~0.offset_7, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_808, ULTIMATE.start_main_#t~nondet55=|v_ULTIMATE.start_main_#t~nondet55_8|, ULTIMATE.start_main_#t~nondet56=|v_ULTIMATE.start_main_#t~nondet56_20|, #NULL.offset=|v_#NULL.offset_4|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_35, ~y$read_delayed~0=v_~y$read_delayed~0_7, ~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_243, ~y$mem_tmp~0=v_~y$mem_tmp~0_165, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_62, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_52, ~y$w_buff0~0=v_~y$w_buff0~0_198, ULTIMATE.start_main_~#t251~0.base=|v_ULTIMATE.start_main_~#t251~0.base_32|, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_290, ~y$flush_delayed~0=v_~y$flush_delayed~0_205, #length=|v_#length_17|, ~y~0=v_~y~0_230, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_49, ~__unbuffered_p0_EBX~0=v_~__unbuffered_p0_EBX~0_43, ULTIMATE.start_main_#t~ite58=|v_ULTIMATE.start_main_#t~ite58_100|, ULTIMATE.start_main_#t~ite57=|v_ULTIMATE.start_main_#t~ite57_64|, ULTIMATE.start_main_#t~ite59=|v_ULTIMATE.start_main_#t~ite59_50|, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_22, #NULL.base=|v_#NULL.base_4|, ULTIMATE.start_main_#t~ite62=|v_ULTIMATE.start_main_#t~ite62_62|, ~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_323, ~weak$$choice0~0=v_~weak$$choice0~0_154, #StackHeapBarrier=|v_#StackHeapBarrier_13|, ULTIMATE.start_main_#t~ite60=|v_ULTIMATE.start_main_#t~ite60_164|, ULTIMATE.start_main_#t~ite61=|v_ULTIMATE.start_main_#t~ite61_26|, ULTIMATE.start_main_~#t252~0.offset=|v_ULTIMATE.start_main_~#t252~0.offset_14|, ~y$w_buff1~0=v_~y$w_buff1~0_183, ~y$read_delayed_var~0.base=v_~y$read_delayed_var~0.base_7, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_23|, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_109, #valid=|v_#valid_54|, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_451, #memory_int=|v_#memory_int_17|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_59, ~z~0=v_~z~0_63, ULTIMATE.start_main_~#t252~0.base=|v_ULTIMATE.start_main_~#t252~0.base_23|, ~weak$$choice2~0=v_~weak$$choice2~0_237, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_188, ~x~0=v_~x~0_41, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_471} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t251~0.offset, ~y$read_delayed_var~0.offset, ~y$w_buff0_used~0, ULTIMATE.start_main_#t~nondet55, ULTIMATE.start_main_#t~nondet56, #NULL.offset, ~main$tmp_guard1~0, ~y$read_delayed~0, ~y$r_buff1_thd1~0, ~y$mem_tmp~0, ~__unbuffered_p0_EAX~0, ~__unbuffered_p1_EAX~0, ~y$w_buff0~0, ULTIMATE.start_main_~#t251~0.base, ~y$r_buff0_thd1~0, ~y$flush_delayed~0, #length, ~y~0, ~__unbuffered_p1_EBX~0, ~__unbuffered_p0_EBX~0, ULTIMATE.start_main_#t~ite58, ULTIMATE.start_main_#t~ite57, ULTIMATE.start_main_#t~ite59, ~main$tmp_guard0~0, #NULL.base, ULTIMATE.start_main_#t~ite62, ~y$r_buff1_thd2~0, ~weak$$choice0~0, ULTIMATE.start_main_#t~ite60, ULTIMATE.start_main_#t~ite61, ULTIMATE.start_main_~#t252~0.offset, ~y$w_buff1~0, ~y$read_delayed_var~0.base, ULTIMATE.start_main_#res, ~y$r_buff0_thd0~0, #valid, ~y$r_buff0_thd2~0, #memory_int, ~__unbuffered_cnt~0, ~z~0, ULTIMATE.start_main_~#t252~0.base, ~weak$$choice2~0, ~y$r_buff1_thd0~0, ~x~0, ~y$w_buff1_used~0] because there is no mapped edge [2019-11-28 18:03:19,892 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [965] [965] L818-1-->L820: Formula: (and (= (store |v_#memory_int_12| |v_ULTIMATE.start_main_~#t252~0.base_11| (store (select |v_#memory_int_12| |v_ULTIMATE.start_main_~#t252~0.base_11|) |v_ULTIMATE.start_main_~#t252~0.offset_10| 1)) |v_#memory_int_11|) (= |v_#valid_27| (store |v_#valid_28| |v_ULTIMATE.start_main_~#t252~0.base_11| 1)) (= (select |v_#valid_28| |v_ULTIMATE.start_main_~#t252~0.base_11|) 0) (< |v_#StackHeapBarrier_9| |v_ULTIMATE.start_main_~#t252~0.base_11|) (= 0 |v_ULTIMATE.start_main_~#t252~0.offset_10|) (not (= |v_ULTIMATE.start_main_~#t252~0.base_11| 0)) (= |v_#length_11| (store |v_#length_12| |v_ULTIMATE.start_main_~#t252~0.base_11| 4))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_9|, #valid=|v_#valid_28|, #memory_int=|v_#memory_int_12|, #length=|v_#length_12|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_9|, ULTIMATE.start_main_~#t252~0.offset=|v_ULTIMATE.start_main_~#t252~0.offset_10|, ULTIMATE.start_main_#t~nondet55=|v_ULTIMATE.start_main_#t~nondet55_5|, #valid=|v_#valid_27|, #memory_int=|v_#memory_int_11|, #length=|v_#length_11|, ULTIMATE.start_main_~#t252~0.base=|v_ULTIMATE.start_main_~#t252~0.base_11|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t252~0.offset, ULTIMATE.start_main_#t~nondet55, #valid, #memory_int, #length, ULTIMATE.start_main_~#t252~0.base] because there is no mapped edge [2019-11-28 18:03:19,892 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [864] [864] P1ENTRY-->L5-3: Formula: (and (= v_P1Thread1of1ForFork1___VERIFIER_assert_~expression_6 |v_P1Thread1of1ForFork1___VERIFIER_assert_#in~expression_4|) (= v_~y$w_buff0~0_50 v_~y$w_buff1~0_43) (not (= v_P1Thread1of1ForFork1___VERIFIER_assert_~expression_6 0)) (= v_P1Thread1of1ForFork1_~arg.base_4 |v_P1Thread1of1ForFork1_#in~arg.base_6|) (= v_~y$w_buff0_used~0_173 1) (= 1 v_~y$w_buff0~0_49) (= |v_P1Thread1of1ForFork1_#in~arg.offset_6| v_P1Thread1of1ForFork1_~arg.offset_4) (= |v_P1Thread1of1ForFork1___VERIFIER_assert_#in~expression_4| (ite (not (and (not (= 0 (mod v_~y$w_buff1_used~0_102 256))) (not (= 0 (mod v_~y$w_buff0_used~0_173 256))))) 1 0)) (= v_~y$w_buff0_used~0_174 v_~y$w_buff1_used~0_102)) InVars {~y$w_buff0_used~0=v_~y$w_buff0_used~0_174, ~y$w_buff0~0=v_~y$w_buff0~0_50, P1Thread1of1ForFork1_#in~arg.base=|v_P1Thread1of1ForFork1_#in~arg.base_6|, P1Thread1of1ForFork1_#in~arg.offset=|v_P1Thread1of1ForFork1_#in~arg.offset_6|} OutVars{P1Thread1of1ForFork1___VERIFIER_assert_~expression=v_P1Thread1of1ForFork1___VERIFIER_assert_~expression_6, P1Thread1of1ForFork1_~arg.offset=v_P1Thread1of1ForFork1_~arg.offset_4, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_173, ~y$w_buff1~0=v_~y$w_buff1~0_43, P1Thread1of1ForFork1___VERIFIER_assert_#in~expression=|v_P1Thread1of1ForFork1___VERIFIER_assert_#in~expression_4|, P1Thread1of1ForFork1_~arg.base=v_P1Thread1of1ForFork1_~arg.base_4, ~y$w_buff0~0=v_~y$w_buff0~0_49, P1Thread1of1ForFork1_#in~arg.base=|v_P1Thread1of1ForFork1_#in~arg.base_6|, P1Thread1of1ForFork1_#in~arg.offset=|v_P1Thread1of1ForFork1_#in~arg.offset_6|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_102} 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 18:03:19,894 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [936] [936] L780-2-->L780-5: Formula: (let ((.cse2 (= (mod ~y$r_buff0_thd2~0_In1071385852 256) 0)) (.cse1 (= (mod ~y$w_buff0_used~0_In1071385852 256) 0)) (.cse0 (= |P1Thread1of1ForFork1_#t~ite28_Out1071385852| |P1Thread1of1ForFork1_#t~ite29_Out1071385852|))) (or (and .cse0 (not .cse1) (not .cse2) (= |P1Thread1of1ForFork1_#t~ite28_Out1071385852| ~y$w_buff0~0_In1071385852)) (and (or .cse2 .cse1) .cse0 (= |P1Thread1of1ForFork1_#t~ite28_Out1071385852| ~y$w_buff1~0_In1071385852)))) InVars {~y$w_buff1~0=~y$w_buff1~0_In1071385852, ~y$w_buff0_used~0=~y$w_buff0_used~0_In1071385852, ~y$w_buff0~0=~y$w_buff0~0_In1071385852, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In1071385852} OutVars{P1Thread1of1ForFork1_#t~ite29=|P1Thread1of1ForFork1_#t~ite29_Out1071385852|, ~y$w_buff1~0=~y$w_buff1~0_In1071385852, ~y$w_buff0_used~0=~y$w_buff0_used~0_In1071385852, ~y$w_buff0~0=~y$w_buff0~0_In1071385852, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In1071385852, P1Thread1of1ForFork1_#t~ite28=|P1Thread1of1ForFork1_#t~ite28_Out1071385852|} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite29, P1Thread1of1ForFork1_#t~ite28] because there is no mapped edge [2019-11-28 18:03:19,898 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [876] [876] L785-->L786: Formula: (and (not (= (mod v_~weak$$choice2~0_57 256) 0)) (= v_~y$r_buff0_thd2~0_101 v_~y$r_buff0_thd2~0_100)) InVars {~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_101, ~weak$$choice2~0=v_~weak$$choice2~0_57} OutVars{P1Thread1of1ForFork1_#t~ite42=|v_P1Thread1of1ForFork1_#t~ite42_6|, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_100, P1Thread1of1ForFork1_#t~ite44=|v_P1Thread1of1ForFork1_#t~ite44_9|, P1Thread1of1ForFork1_#t~ite43=|v_P1Thread1of1ForFork1_#t~ite43_9|, ~weak$$choice2~0=v_~weak$$choice2~0_57} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite42, ~y$r_buff0_thd2~0, P1Thread1of1ForFork1_#t~ite44, P1Thread1of1ForFork1_#t~ite43] because there is no mapped edge [2019-11-28 18:03:19,899 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [920] [920] L788-->L788-2: Formula: (let ((.cse0 (= (mod ~y$flush_delayed~0_In665675843 256) 0))) (or (and (= ~y$mem_tmp~0_In665675843 |P1Thread1of1ForFork1_#t~ite48_Out665675843|) (not .cse0)) (and .cse0 (= ~y~0_In665675843 |P1Thread1of1ForFork1_#t~ite48_Out665675843|)))) InVars {~y$mem_tmp~0=~y$mem_tmp~0_In665675843, ~y$flush_delayed~0=~y$flush_delayed~0_In665675843, ~y~0=~y~0_In665675843} OutVars{~y$mem_tmp~0=~y$mem_tmp~0_In665675843, ~y$flush_delayed~0=~y$flush_delayed~0_In665675843, ~y~0=~y~0_In665675843, P1Thread1of1ForFork1_#t~ite48=|P1Thread1of1ForFork1_#t~ite48_Out665675843|} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite48] because there is no mapped edge [2019-11-28 18:03:19,903 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [926] [926] L796-->L796-2: Formula: (let ((.cse1 (= (mod ~y$r_buff0_thd2~0_In-497461341 256) 0)) (.cse0 (= (mod ~y$w_buff0_used~0_In-497461341 256) 0))) (or (and (not .cse0) (not .cse1) (= 0 |P1Thread1of1ForFork1_#t~ite51_Out-497461341|)) (and (= ~y$w_buff0_used~0_In-497461341 |P1Thread1of1ForFork1_#t~ite51_Out-497461341|) (or .cse1 .cse0)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-497461341, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-497461341} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In-497461341, P1Thread1of1ForFork1_#t~ite51=|P1Thread1of1ForFork1_#t~ite51_Out-497461341|, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-497461341} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite51] because there is no mapped edge [2019-11-28 18:03:19,903 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [913] [913] L797-->L797-2: Formula: (let ((.cse2 (= (mod ~y$w_buff0_used~0_In59720385 256) 0)) (.cse3 (= (mod ~y$r_buff0_thd2~0_In59720385 256) 0)) (.cse0 (= (mod ~y$r_buff1_thd2~0_In59720385 256) 0)) (.cse1 (= (mod ~y$w_buff1_used~0_In59720385 256) 0))) (or (and (= |P1Thread1of1ForFork1_#t~ite52_Out59720385| ~y$w_buff1_used~0_In59720385) (or .cse0 .cse1) (or .cse2 .cse3)) (and (or (and (not .cse2) (not .cse3)) (and (not .cse0) (not .cse1))) (= |P1Thread1of1ForFork1_#t~ite52_Out59720385| 0)))) InVars {~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In59720385, ~y$w_buff0_used~0=~y$w_buff0_used~0_In59720385, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In59720385, ~y$w_buff1_used~0=~y$w_buff1_used~0_In59720385} OutVars{~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In59720385, ~y$w_buff0_used~0=~y$w_buff0_used~0_In59720385, P1Thread1of1ForFork1_#t~ite52=|P1Thread1of1ForFork1_#t~ite52_Out59720385|, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In59720385, ~y$w_buff1_used~0=~y$w_buff1_used~0_In59720385} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite52] because there is no mapped edge [2019-11-28 18:03:19,904 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [919] [919] L798-->L799: Formula: (let ((.cse1 (= 0 (mod ~y$r_buff0_thd2~0_In727128184 256))) (.cse2 (= (mod ~y$w_buff0_used~0_In727128184 256) 0)) (.cse0 (= ~y$r_buff0_thd2~0_Out727128184 ~y$r_buff0_thd2~0_In727128184))) (or (and .cse0 .cse1) (and (= ~y$r_buff0_thd2~0_Out727128184 0) (not .cse1) (not .cse2)) (and .cse2 .cse0))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In727128184, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In727128184} OutVars{P1Thread1of1ForFork1_#t~ite53=|P1Thread1of1ForFork1_#t~ite53_Out727128184|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In727128184, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_Out727128184} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite53, ~y$r_buff0_thd2~0] because there is no mapped edge [2019-11-28 18:03:19,905 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [930] [930] L799-->L799-2: Formula: (let ((.cse0 (= 0 (mod ~y$r_buff1_thd2~0_In-1346563647 256))) (.cse1 (= (mod ~y$w_buff1_used~0_In-1346563647 256) 0)) (.cse3 (= (mod ~y$r_buff0_thd2~0_In-1346563647 256) 0)) (.cse2 (= 0 (mod ~y$w_buff0_used~0_In-1346563647 256)))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= |P1Thread1of1ForFork1_#t~ite54_Out-1346563647| 0)) (and (or .cse0 .cse1) (= ~y$r_buff1_thd2~0_In-1346563647 |P1Thread1of1ForFork1_#t~ite54_Out-1346563647|) (or .cse3 .cse2)))) InVars {~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In-1346563647, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-1346563647, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-1346563647, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1346563647} OutVars{~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In-1346563647, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-1346563647, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-1346563647, P1Thread1of1ForFork1_#t~ite54=|P1Thread1of1ForFork1_#t~ite54_Out-1346563647|, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1346563647} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite54] because there is no mapped edge [2019-11-28 18:03:19,905 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [962] [962] L799-2-->P1EXIT: Formula: (and (= v_~y$r_buff1_thd2~0_267 |v_P1Thread1of1ForFork1_#t~ite54_26|) (= 0 |v_P1Thread1of1ForFork1_#res.base_3|) (= (+ v_~__unbuffered_cnt~0_41 1) v_~__unbuffered_cnt~0_40) (= |v_P1Thread1of1ForFork1_#res.offset_3| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_41, P1Thread1of1ForFork1_#t~ite54=|v_P1Thread1of1ForFork1_#t~ite54_26|} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_267, P1Thread1of1ForFork1_#res.offset=|v_P1Thread1of1ForFork1_#res.offset_3|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_40, P1Thread1of1ForFork1_#t~ite54=|v_P1Thread1of1ForFork1_#t~ite54_25|, P1Thread1of1ForFork1_#res.base=|v_P1Thread1of1ForFork1_#res.base_3|} AuxVars[] AssignedVars[~y$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 18:03:19,912 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [924] [924] L752-->L752-2: Formula: (let ((.cse0 (= 0 (mod ~y$flush_delayed~0_In-188718709 256)))) (or (and .cse0 (= ~y~0_In-188718709 |P0Thread1of1ForFork0_#t~ite25_Out-188718709|)) (and (= |P0Thread1of1ForFork0_#t~ite25_Out-188718709| ~y$mem_tmp~0_In-188718709) (not .cse0)))) InVars {~y$mem_tmp~0=~y$mem_tmp~0_In-188718709, ~y$flush_delayed~0=~y$flush_delayed~0_In-188718709, ~y~0=~y~0_In-188718709} OutVars{~y$mem_tmp~0=~y$mem_tmp~0_In-188718709, P0Thread1of1ForFork0_#t~ite25=|P0Thread1of1ForFork0_#t~ite25_Out-188718709|, ~y$flush_delayed~0=~y$flush_delayed~0_In-188718709, ~y~0=~y~0_In-188718709} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite25] because there is no mapped edge [2019-11-28 18:03:19,912 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [952] [952] L752-2-->P0EXIT: Formula: (and (= |v_P0Thread1of1ForFork0_#res.offset_3| 0) (= 0 |v_P0Thread1of1ForFork0_#res.base_3|) (= v_~y~0_147 |v_P0Thread1of1ForFork0_#t~ite25_28|) (= v_~y$flush_delayed~0_155 0) (= (+ v_~__unbuffered_cnt~0_30 1) v_~__unbuffered_cnt~0_29)) InVars {P0Thread1of1ForFork0_#t~ite25=|v_P0Thread1of1ForFork0_#t~ite25_28|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_30} OutVars{P0Thread1of1ForFork0_#t~ite25=|v_P0Thread1of1ForFork0_#t~ite25_27|, P0Thread1of1ForFork0_#res.offset=|v_P0Thread1of1ForFork0_#res.offset_3|, ~y$flush_delayed~0=v_~y$flush_delayed~0_155, P0Thread1of1ForFork0_#res.base=|v_P0Thread1of1ForFork0_#res.base_3|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_29, ~y~0=v_~y~0_147} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite25, P0Thread1of1ForFork0_#res.offset, ~y$flush_delayed~0, P0Thread1of1ForFork0_#res.base, ~__unbuffered_cnt~0, ~y~0] because there is no mapped edge [2019-11-28 18:03:19,912 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [869] [869] L820-1-->L826: Formula: (and (not (= 0 (mod v_~main$tmp_guard0~0_6 256))) (= v_~main$tmp_guard0~0_6 (ite (= 0 (ite (= 2 v_~__unbuffered_cnt~0_11) 1 0)) 0 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_11} OutVars{ULTIMATE.start_main_#t~nondet56=|v_ULTIMATE.start_main_#t~nondet56_5|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_11, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet56, ~main$tmp_guard0~0] because there is no mapped edge [2019-11-28 18:03:19,913 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [915] [915] L826-2-->L826-5: Formula: (let ((.cse2 (= |ULTIMATE.start_main_#t~ite58_Out-1509482112| |ULTIMATE.start_main_#t~ite57_Out-1509482112|)) (.cse0 (= 0 (mod ~y$w_buff1_used~0_In-1509482112 256))) (.cse1 (= 0 (mod ~y$r_buff1_thd0~0_In-1509482112 256)))) (or (and (= ~y$w_buff1~0_In-1509482112 |ULTIMATE.start_main_#t~ite57_Out-1509482112|) (not .cse0) (not .cse1) .cse2) (and (= |ULTIMATE.start_main_#t~ite57_Out-1509482112| ~y~0_In-1509482112) .cse2 (or .cse0 .cse1)))) InVars {~y$w_buff1~0=~y$w_buff1~0_In-1509482112, ~y~0=~y~0_In-1509482112, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1509482112, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1509482112} OutVars{~y$w_buff1~0=~y$w_buff1~0_In-1509482112, ULTIMATE.start_main_#t~ite58=|ULTIMATE.start_main_#t~ite58_Out-1509482112|, ULTIMATE.start_main_#t~ite57=|ULTIMATE.start_main_#t~ite57_Out-1509482112|, ~y~0=~y~0_In-1509482112, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1509482112, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1509482112} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite58, ULTIMATE.start_main_#t~ite57] because there is no mapped edge [2019-11-28 18:03:19,914 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [937] [937] L827-->L827-2: Formula: (let ((.cse1 (= (mod ~y$w_buff0_used~0_In933407012 256) 0)) (.cse0 (= 0 (mod ~y$r_buff0_thd0~0_In933407012 256)))) (or (and (or .cse0 .cse1) (= ~y$w_buff0_used~0_In933407012 |ULTIMATE.start_main_#t~ite59_Out933407012|)) (and (not .cse1) (= 0 |ULTIMATE.start_main_#t~ite59_Out933407012|) (not .cse0)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In933407012, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In933407012} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In933407012, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In933407012, ULTIMATE.start_main_#t~ite59=|ULTIMATE.start_main_#t~ite59_Out933407012|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite59] because there is no mapped edge [2019-11-28 18:03:19,915 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [918] [918] L828-->L828-2: Formula: (let ((.cse1 (= (mod ~y$w_buff0_used~0_In-1289401319 256) 0)) (.cse0 (= (mod ~y$r_buff0_thd0~0_In-1289401319 256) 0)) (.cse2 (= (mod ~y$r_buff1_thd0~0_In-1289401319 256) 0)) (.cse3 (= 0 (mod ~y$w_buff1_used~0_In-1289401319 256)))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= |ULTIMATE.start_main_#t~ite60_Out-1289401319| 0)) (and (or .cse1 .cse0) (or .cse2 .cse3) (= |ULTIMATE.start_main_#t~ite60_Out-1289401319| ~y$w_buff1_used~0_In-1289401319)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-1289401319, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-1289401319, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1289401319, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1289401319} OutVars{ULTIMATE.start_main_#t~ite60=|ULTIMATE.start_main_#t~ite60_Out-1289401319|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-1289401319, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-1289401319, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1289401319, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1289401319} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite60] because there is no mapped edge [2019-11-28 18:03:19,915 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [925] [925] L829-->L829-2: Formula: (let ((.cse0 (= 0 (mod ~y$r_buff0_thd0~0_In-909600715 256))) (.cse1 (= (mod ~y$w_buff0_used~0_In-909600715 256) 0))) (or (and (= ~y$r_buff0_thd0~0_In-909600715 |ULTIMATE.start_main_#t~ite61_Out-909600715|) (or .cse0 .cse1)) (and (= 0 |ULTIMATE.start_main_#t~ite61_Out-909600715|) (not .cse0) (not .cse1)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-909600715, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-909600715} OutVars{ULTIMATE.start_main_#t~ite61=|ULTIMATE.start_main_#t~ite61_Out-909600715|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-909600715, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-909600715} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite61] because there is no mapped edge [2019-11-28 18:03:19,916 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [929] [929] L830-->L830-2: Formula: (let ((.cse1 (= (mod ~y$r_buff0_thd0~0_In-1961422177 256) 0)) (.cse0 (= (mod ~y$w_buff0_used~0_In-1961422177 256) 0)) (.cse3 (= 0 (mod ~y$w_buff1_used~0_In-1961422177 256))) (.cse2 (= 0 (mod ~y$r_buff1_thd0~0_In-1961422177 256)))) (or (and (or .cse0 .cse1) (= |ULTIMATE.start_main_#t~ite62_Out-1961422177| ~y$r_buff1_thd0~0_In-1961422177) (or .cse2 .cse3)) (and (or (and (not .cse1) (not .cse0)) (and (not .cse3) (not .cse2))) (= 0 |ULTIMATE.start_main_#t~ite62_Out-1961422177|)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-1961422177, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-1961422177, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1961422177, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1961422177} OutVars{ULTIMATE.start_main_#t~ite62=|ULTIMATE.start_main_#t~ite62_Out-1961422177|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-1961422177, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-1961422177, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1961422177, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1961422177} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite62] because there is no mapped edge [2019-11-28 18:03:19,916 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [983] [983] L830-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= v_~y$r_buff1_thd0~0_178 |v_ULTIMATE.start_main_#t~ite62_44|) (= v_ULTIMATE.start___VERIFIER_assert_~expression_18 |v_ULTIMATE.start___VERIFIER_assert_#in~expression_14|) (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression_14| (mod v_~main$tmp_guard1~0_25 256)) (= v_ULTIMATE.start___VERIFIER_assert_~expression_18 0) (= v_~main$tmp_guard1~0_25 (ite (= 0 (ite (not (and (= v_~__unbuffered_p0_EBX~0_33 0) (= 1 v_~__unbuffered_p1_EAX~0_39) (= v_~__unbuffered_p1_EBX~0_39 0) (= 1 v_~__unbuffered_p0_EAX~0_52))) 1 0)) 0 1))) InVars {ULTIMATE.start_main_#t~ite62=|v_ULTIMATE.start_main_#t~ite62_44|, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_52, ~__unbuffered_p0_EBX~0=v_~__unbuffered_p0_EBX~0_33, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_39, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_39} OutVars{ULTIMATE.start_main_#t~ite62=|v_ULTIMATE.start_main_#t~ite62_43|, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_52, ULTIMATE.start___VERIFIER_assert_~expression=v_ULTIMATE.start___VERIFIER_assert_~expression_18, ~__unbuffered_p0_EBX~0=v_~__unbuffered_p0_EBX~0_33, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_39, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_39, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_25, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_178, ULTIMATE.start___VERIFIER_assert_#in~expression=|v_ULTIMATE.start___VERIFIER_assert_#in~expression_14|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite62, ULTIMATE.start___VERIFIER_assert_~expression, ~main$tmp_guard1~0, ~y$r_buff1_thd0~0, ULTIMATE.start___VERIFIER_assert_#in~expression] because there is no mapped edge [2019-11-28 18:03:20,034 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 18:03:20,034 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 18:03:20,035 INFO L168 Benchmark]: Toolchain (without parser) took 19750.04 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 838.9 MB). Free memory was 957.7 MB in the beginning and 1.5 GB in the end (delta: -532.9 MB). Peak memory consumption was 305.9 MB. Max. memory is 11.5 GB. [2019-11-28 18:03:20,036 INFO L168 Benchmark]: CDTParser took 0.75 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 18:03:20,036 INFO L168 Benchmark]: CACSL2BoogieTranslator took 789.84 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.1 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -119.6 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. [2019-11-28 18:03:20,036 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.46 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-28 18:03:20,037 INFO L168 Benchmark]: Boogie Preprocessor took 39.03 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 18:03:20,037 INFO L168 Benchmark]: RCFGBuilder took 831.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 58.5 MB). Peak memory consumption was 58.5 MB. Max. memory is 11.5 GB. [2019-11-28 18:03:20,038 INFO L168 Benchmark]: TraceAbstraction took 17866.51 ms. Allocated memory was 1.1 GB in the beginning and 1.9 GB in the end (delta: 727.7 MB). Free memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: -521.7 MB). Peak memory consumption was 206.0 MB. Max. memory is 11.5 GB. [2019-11-28 18:03:20,038 INFO L168 Benchmark]: Witness Printer took 147.43 ms. Allocated memory is still 1.9 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 37.8 MB). Peak memory consumption was 37.8 MB. Max. memory is 11.5 GB. [2019-11-28 18:03:20,040 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.75 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 789.84 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.1 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -119.6 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.46 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.03 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 831.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 58.5 MB). Peak memory consumption was 58.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 17866.51 ms. Allocated memory was 1.1 GB in the beginning and 1.9 GB in the end (delta: 727.7 MB). Free memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: -521.7 MB). Peak memory consumption was 206.0 MB. Max. memory is 11.5 GB. * Witness Printer took 147.43 ms. Allocated memory is still 1.9 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 37.8 MB). Peak memory consumption was 37.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 5.3s, 180 ProgramPointsBefore, 101 ProgramPointsAfterwards, 229 TransitionsBefore, 123 TransitionsAfterwards, 22816 CoEnabledTransitionPairs, 7 FixpointIterations, 32 TrivialSequentialCompositions, 31 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 54 ConcurrentYvCompositions, 30 ChoiceCompositions, 9541 VarBasedMoverChecksPositive, 277 VarBasedMoverChecksNegative, 72 SemBasedMoverChecksPositive, 299 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.5s, 0 MoverChecksTotal, 118733 CheckedPairsTotal, 117 TotalNumberOfCompositions - CounterExampleResult [Line: 5]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L818] FCALL, FORK 0 pthread_create(&t251, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L820] FCALL, FORK 0 pthread_create(&t252, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L770] 2 y$r_buff1_thd0 = y$r_buff0_thd0 [L771] 2 y$r_buff1_thd1 = y$r_buff0_thd1 [L772] 2 y$r_buff1_thd2 = y$r_buff0_thd2 [L773] 2 y$r_buff0_thd2 = (_Bool)1 [L776] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L777] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L778] 2 y$flush_delayed = weak$$choice2 [L779] 2 y$mem_tmp = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=6, weak$$choice2=1, x=0, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L780] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=6, weak$$choice2=1, x=0, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L780] 2 y = !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L781] EXPR 2 weak$$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$w_buff0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=6, weak$$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, z=0] [L781] 2 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L782] EXPR 2 weak$$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$w_buff1)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=6, weak$$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, z=0] [L782] 2 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L783] EXPR 2 weak$$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_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=6, weak$$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, z=0] [L783] 2 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L784] EXPR 2 weak$$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$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=6, weak$$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, z=0] [L784] 2 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L786] EXPR 2 weak$$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$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=6, weak$$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, z=0] [L786] 2 y$r_buff1_thd2 = weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L787] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=6, weak$$choice2=1, x=0, y=1, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L788] 2 y = y$flush_delayed ? y$mem_tmp : y [L789] 2 y$flush_delayed = (_Bool)0 [L792] 2 __unbuffered_p1_EBX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=6, weak$$choice2=1, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L795] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=6, weak$$choice2=1, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L731] 1 z = 1 [L734] 1 x = 1 [L737] 1 __unbuffered_p0_EAX = x [L740] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L741] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L742] 1 y$flush_delayed = weak$$choice2 [L743] 1 y$mem_tmp = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L744] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) VAL [!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1)=0, __unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L795] 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) [L796] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L797] 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 [L744] 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) [L745] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? 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$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L745] 1 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L746] EXPR 1 weak$$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$w_buff1)) VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1))=0, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L746] 1 y$w_buff1 = weak$$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)) [L747] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? 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))=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=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L747] 1 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L748] EXPR 1 weak$$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$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))=0, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L748] 1 y$w_buff1_used = weak$$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)) [L749] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? 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=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L749] 1 y$r_buff0_thd1 = weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L750] EXPR 1 weak$$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$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))=0, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L750] 1 y$r_buff1_thd1 = weak$$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$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L751] 1 __unbuffered_p0_EBX = y VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=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=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L826] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L826] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L827] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L828] 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 [L829] 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, 174 locations, 2 error locations. Result: UNSAFE, OverallTime: 17.5s, OverallIterations: 14, TraceHistogramMax: 1, AutomataDifference: 5.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 2210 SDtfs, 2154 SDslu, 5848 SDs, 0 SdLazy, 3785 SolverSat, 116 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 124 GetRequests, 24 SyntacticMatches, 9 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 178 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22250occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.1s AutomataMinimizationTime, 13 MinimizatonAttempts, 4456 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 563 NumberOfCodeBlocks, 563 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 490 ConstructedInterpolants, 0 QuantifiedInterpolants, 140545 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...