./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/mix032_pso.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/mix032_pso.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 a4595ead9111b62c49e43af6996ad49c615c30c4 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 18:11:51,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 18:11:51,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 18:11:51,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 18:11:51,087 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 18:11:51,090 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 18:11:51,092 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 18:11:51,104 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 18:11:51,106 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 18:11:51,108 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 18:11:51,109 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 18:11:51,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 18:11:51,112 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 18:11:51,116 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 18:11:51,117 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 18:11:51,118 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 18:11:51,118 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 18:11:51,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 18:11:51,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 18:11:51,123 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 18:11:51,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 18:11:51,125 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 18:11:51,127 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 18:11:51,127 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 18:11:51,130 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 18:11:51,130 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 18:11:51,130 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 18:11:51,132 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 18:11:51,132 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 18:11:51,134 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 18:11:51,135 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 18:11:51,136 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 18:11:51,137 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 18:11:51,138 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 18:11:51,139 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 18:11:51,141 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 18:11:51,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 18:11:51,143 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 18:11:51,143 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 18:11:51,144 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 18:11:51,146 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 18:11:51,148 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 18:11:51,171 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 18:11:51,172 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 18:11:51,175 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 18:11:51,175 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 18:11:51,176 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 18:11:51,176 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 18:11:51,176 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 18:11:51,177 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 18:11:51,177 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 18:11:51,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 18:11:51,178 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 18:11:51,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 18:11:51,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 18:11:51,179 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 18:11:51,179 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 18:11:51,179 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 18:11:51,179 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 18:11:51,180 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 18:11:51,180 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 18:11:51,180 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 18:11:51,181 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 18:11:51,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 18:11:51,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 18:11:51,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 18:11:51,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 18:11:51,182 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 18:11:51,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 18:11:51,183 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 18:11:51,183 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 18:11:51,183 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 -> a4595ead9111b62c49e43af6996ad49c615c30c4 [2019-11-28 18:11:51,485 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 18:11:51,498 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 18:11:51,501 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 18:11:51,503 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 18:11:51,503 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 18:11:51,504 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix032_pso.opt.i [2019-11-28 18:11:51,561 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/868ce61aa/2e37a6919c4044c49d6decd660d5736c/FLAGf871d5fb8 [2019-11-28 18:11:52,130 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 18:11:52,132 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix032_pso.opt.i [2019-11-28 18:11:52,156 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/868ce61aa/2e37a6919c4044c49d6decd660d5736c/FLAGf871d5fb8 [2019-11-28 18:11:52,378 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/868ce61aa/2e37a6919c4044c49d6decd660d5736c [2019-11-28 18:11:52,381 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 18:11:52,383 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 18:11:52,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 18:11:52,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 18:11:52,387 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 18:11:52,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:11:52" (1/1) ... [2019-11-28 18:11:52,391 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29c72a97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:11:52, skipping insertion in model container [2019-11-28 18:11:52,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:11:52" (1/1) ... [2019-11-28 18:11:52,399 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 18:11:52,452 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 18:11:52,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 18:11:52,999 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 18:11:53,077 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 18:11:53,146 INFO L208 MainTranslator]: Completed translation [2019-11-28 18:11:53,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:11:53 WrapperNode [2019-11-28 18:11:53,147 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 18:11:53,148 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 18:11:53,148 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 18:11:53,148 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 18:11:53,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:11:53" (1/1) ... [2019-11-28 18:11:53,177 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:11:53" (1/1) ... [2019-11-28 18:11:53,207 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 18:11:53,207 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 18:11:53,207 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 18:11:53,208 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 18:11:53,217 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:11:53" (1/1) ... [2019-11-28 18:11:53,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:11:53" (1/1) ... [2019-11-28 18:11:53,222 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:11:53" (1/1) ... [2019-11-28 18:11:53,222 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:11:53" (1/1) ... [2019-11-28 18:11:53,232 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:11:53" (1/1) ... [2019-11-28 18:11:53,236 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:11:53" (1/1) ... [2019-11-28 18:11:53,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:11:53" (1/1) ... [2019-11-28 18:11:53,244 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 18:11:53,245 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 18:11:53,245 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 18:11:53,245 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 18:11:53,246 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:11:53" (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 18:11:53,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 18:11:53,317 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-28 18:11:53,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 18:11:53,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 18:11:53,318 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-28 18:11:53,318 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-28 18:11:53,318 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-28 18:11:53,319 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-28 18:11:53,319 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-11-28 18:11:53,320 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-11-28 18:11:53,320 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-28 18:11:53,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 18:11:53,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 18:11:53,322 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 18:11:53,916 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 18:11:53,916 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-11-28 18:11:53,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:11:53 BoogieIcfgContainer [2019-11-28 18:11:53,918 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 18:11:53,919 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 18:11:53,919 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 18:11:53,923 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 18:11:53,923 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 06:11:52" (1/3) ... [2019-11-28 18:11:53,924 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@168b3893 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:11:53, skipping insertion in model container [2019-11-28 18:11:53,924 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:11:53" (2/3) ... [2019-11-28 18:11:53,925 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@168b3893 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:11:53, skipping insertion in model container [2019-11-28 18:11:53,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:11:53" (3/3) ... [2019-11-28 18:11:53,927 INFO L109 eAbstractionObserver]: Analyzing ICFG mix032_pso.opt.i [2019-11-28 18:11:53,938 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-11-28 18:11:53,938 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 18:11:53,948 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-11-28 18:11:53,949 INFO L339 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-11-28 18:11:54,008 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,008 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,009 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,009 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,010 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,010 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,012 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,012 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,013 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,013 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,013 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,013 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,014 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,014 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,014 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,015 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,015 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,015 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,016 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,016 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,017 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,018 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,019 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,019 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,020 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,020 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,020 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,021 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,021 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,021 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,022 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,022 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,022 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,023 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,024 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,024 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,024 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,024 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,025 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,026 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,026 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,026 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,027 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,027 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,027 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,027 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,028 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,028 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,028 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,029 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,030 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,030 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,030 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,031 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,031 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,031 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,032 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,032 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,032 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,032 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,033 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,034 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,034 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,035 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,035 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,036 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,036 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,036 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,037 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,037 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,037 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,038 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,038 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,038 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,039 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,039 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,039 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,040 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,040 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,040 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,041 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,042 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,042 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,042 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,043 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,043 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,044 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,044 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,044 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,045 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,045 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,045 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,046 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,046 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,050 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,050 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,050 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,051 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,051 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,051 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,055 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,055 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,055 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,056 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,056 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,056 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,065 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,065 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,066 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,066 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,066 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,066 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,067 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,067 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,068 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,069 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,069 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,069 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,070 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,070 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,070 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,071 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,071 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,071 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,072 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,072 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,072 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,073 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,073 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,073 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,074 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,074 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,074 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,074 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-28 18:11:54,097 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-11-28 18:11:54,118 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 18:11:54,118 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 18:11:54,119 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 18:11:54,119 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 18:11:54,119 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 18:11:54,119 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 18:11:54,120 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 18:11:54,120 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 18:11:54,141 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 156 places, 181 transitions [2019-11-28 18:11:54,144 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 156 places, 181 transitions [2019-11-28 18:11:54,245 INFO L134 PetriNetUnfolder]: 35/178 cut-off events. [2019-11-28 18:11:54,245 INFO L135 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-11-28 18:11:54,261 INFO L76 FinitePrefix]: Finished finitePrefix Result has 188 conditions, 178 events. 35/178 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 557 event pairs. 9/150 useless extension candidates. Maximal degree in co-relation 143. Up to 2 conditions per place. [2019-11-28 18:11:54,284 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 156 places, 181 transitions [2019-11-28 18:11:54,330 INFO L134 PetriNetUnfolder]: 35/178 cut-off events. [2019-11-28 18:11:54,331 INFO L135 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-11-28 18:11:54,338 INFO L76 FinitePrefix]: Finished finitePrefix Result has 188 conditions, 178 events. 35/178 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 557 event pairs. 9/150 useless extension candidates. Maximal degree in co-relation 143. Up to 2 conditions per place. [2019-11-28 18:11:54,355 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 11400 [2019-11-28 18:11:54,356 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-11-28 18:11:58,164 WARN L192 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2019-11-28 18:11:58,449 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-11-28 18:11:58,592 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-11-28 18:11:58,916 WARN L192 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 97 [2019-11-28 18:11:59,056 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-11-28 18:11:59,079 INFO L206 etLargeBlockEncoding]: Checked pairs total: 50265 [2019-11-28 18:11:59,080 INFO L214 etLargeBlockEncoding]: Total number of compositions: 112 [2019-11-28 18:11:59,083 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 75 places, 85 transitions [2019-11-28 18:11:59,976 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 14534 states. [2019-11-28 18:11:59,978 INFO L276 IsEmpty]: Start isEmpty. Operand 14534 states. [2019-11-28 18:11:59,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-28 18:11:59,985 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:11:59,986 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-28 18:11:59,986 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:11:59,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:11:59,993 INFO L82 PathProgramCache]: Analyzing trace with hash 104230949, now seen corresponding path program 1 times [2019-11-28 18:12:00,001 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:12:00,002 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021701817] [2019-11-28 18:12:00,002 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:12:00,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:12:00,221 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 18:12:00,222 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021701817] [2019-11-28 18:12:00,223 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:12:00,223 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-11-28 18:12:00,224 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777121817] [2019-11-28 18:12:00,231 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 18:12:00,231 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:12:00,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 18:12:00,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 18:12:00,255 INFO L87 Difference]: Start difference. First operand 14534 states. Second operand 3 states. [2019-11-28 18:12:00,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:12:00,621 INFO L93 Difference]: Finished difference Result 14182 states and 55174 transitions. [2019-11-28 18:12:00,622 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 18:12:00,623 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2019-11-28 18:12:00,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:12:00,771 INFO L225 Difference]: With dead ends: 14182 [2019-11-28 18:12:00,771 INFO L226 Difference]: Without dead ends: 13350 [2019-11-28 18:12:00,772 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 18:12:00,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13350 states. [2019-11-28 18:12:01,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13350 to 13350. [2019-11-28 18:12:01,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13350 states. [2019-11-28 18:12:01,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13350 states to 13350 states and 51860 transitions. [2019-11-28 18:12:01,556 INFO L78 Accepts]: Start accepts. Automaton has 13350 states and 51860 transitions. Word has length 7 [2019-11-28 18:12:01,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:12:01,557 INFO L462 AbstractCegarLoop]: Abstraction has 13350 states and 51860 transitions. [2019-11-28 18:12:01,558 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 18:12:01,558 INFO L276 IsEmpty]: Start isEmpty. Operand 13350 states and 51860 transitions. [2019-11-28 18:12:01,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-28 18:12:01,563 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:12:01,563 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 18:12:01,564 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:12:01,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:12:01,564 INFO L82 PathProgramCache]: Analyzing trace with hash 27609139, now seen corresponding path program 1 times [2019-11-28 18:12:01,565 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:12:01,565 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605782611] [2019-11-28 18:12:01,565 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:12:01,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:12:01,699 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 18:12:01,701 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605782611] [2019-11-28 18:12:01,701 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:12:01,701 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 18:12:01,701 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913639742] [2019-11-28 18:12:01,703 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 18:12:01,703 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:12:01,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 18:12:01,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-28 18:12:01,704 INFO L87 Difference]: Start difference. First operand 13350 states and 51860 transitions. Second operand 4 states. [2019-11-28 18:12:02,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:12:02,267 INFO L93 Difference]: Finished difference Result 20194 states and 75632 transitions. [2019-11-28 18:12:02,267 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 18:12:02,268 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-11-28 18:12:02,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:12:02,380 INFO L225 Difference]: With dead ends: 20194 [2019-11-28 18:12:02,381 INFO L226 Difference]: Without dead ends: 20164 [2019-11-28 18:12:02,385 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 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 18:12:02,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20164 states. [2019-11-28 18:12:03,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20164 to 18344. [2019-11-28 18:12:03,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18344 states. [2019-11-28 18:12:03,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18344 states to 18344 states and 69695 transitions. [2019-11-28 18:12:03,438 INFO L78 Accepts]: Start accepts. Automaton has 18344 states and 69695 transitions. Word has length 13 [2019-11-28 18:12:03,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:12:03,441 INFO L462 AbstractCegarLoop]: Abstraction has 18344 states and 69695 transitions. [2019-11-28 18:12:03,441 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 18:12:03,442 INFO L276 IsEmpty]: Start isEmpty. Operand 18344 states and 69695 transitions. [2019-11-28 18:12:03,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-28 18:12:03,456 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:12:03,456 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 18:12:03,457 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:12:03,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:12:03,458 INFO L82 PathProgramCache]: Analyzing trace with hash 1189360442, now seen corresponding path program 1 times [2019-11-28 18:12:03,458 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:12:03,459 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676501424] [2019-11-28 18:12:03,459 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:12:03,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:12:03,570 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 18:12:03,570 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676501424] [2019-11-28 18:12:03,570 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:12:03,570 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 18:12:03,571 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1889232655] [2019-11-28 18:12:03,574 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 18:12:03,574 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:12:03,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 18:12:03,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 18:12:03,575 INFO L87 Difference]: Start difference. First operand 18344 states and 69695 transitions. Second operand 3 states. [2019-11-28 18:12:03,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:12:03,774 INFO L93 Difference]: Finished difference Result 23466 states and 87296 transitions. [2019-11-28 18:12:03,774 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 18:12:03,774 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2019-11-28 18:12:03,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:12:03,879 INFO L225 Difference]: With dead ends: 23466 [2019-11-28 18:12:03,879 INFO L226 Difference]: Without dead ends: 23466 [2019-11-28 18:12:03,880 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 18:12:04,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23466 states. [2019-11-28 18:12:04,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23466 to 20060. [2019-11-28 18:12:04,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20060 states. [2019-11-28 18:12:04,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20060 states to 20060 states and 75793 transitions. [2019-11-28 18:12:04,614 INFO L78 Accepts]: Start accepts. Automaton has 20060 states and 75793 transitions. Word has length 16 [2019-11-28 18:12:04,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:12:04,615 INFO L462 AbstractCegarLoop]: Abstraction has 20060 states and 75793 transitions. [2019-11-28 18:12:04,615 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 18:12:04,615 INFO L276 IsEmpty]: Start isEmpty. Operand 20060 states and 75793 transitions. [2019-11-28 18:12:04,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-28 18:12:04,621 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:12:04,621 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 18:12:04,621 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:12:04,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:12:04,622 INFO L82 PathProgramCache]: Analyzing trace with hash 1189225003, now seen corresponding path program 1 times [2019-11-28 18:12:04,622 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:12:04,622 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529233556] [2019-11-28 18:12:04,622 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:12:04,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:12:04,696 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 18:12:04,696 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529233556] [2019-11-28 18:12:04,697 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:12:04,697 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 18:12:04,697 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019775167] [2019-11-28 18:12:04,697 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 18:12:04,698 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:12:04,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 18:12:04,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-28 18:12:04,698 INFO L87 Difference]: Start difference. First operand 20060 states and 75793 transitions. Second operand 4 states. [2019-11-28 18:12:04,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:12:04,997 INFO L93 Difference]: Finished difference Result 24056 states and 89213 transitions. [2019-11-28 18:12:04,998 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 18:12:04,998 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2019-11-28 18:12:04,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:12:05,522 INFO L225 Difference]: With dead ends: 24056 [2019-11-28 18:12:05,523 INFO L226 Difference]: Without dead ends: 24036 [2019-11-28 18:12:05,523 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 18:12:05,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24036 states. [2019-11-28 18:12:06,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24036 to 21018. [2019-11-28 18:12:06,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21018 states. [2019-11-28 18:12:06,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21018 states to 21018 states and 79114 transitions. [2019-11-28 18:12:06,191 INFO L78 Accepts]: Start accepts. Automaton has 21018 states and 79114 transitions. Word has length 16 [2019-11-28 18:12:06,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:12:06,192 INFO L462 AbstractCegarLoop]: Abstraction has 21018 states and 79114 transitions. [2019-11-28 18:12:06,192 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 18:12:06,192 INFO L276 IsEmpty]: Start isEmpty. Operand 21018 states and 79114 transitions. [2019-11-28 18:12:06,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-28 18:12:06,198 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:12:06,198 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 18:12:06,199 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:12:06,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:12:06,199 INFO L82 PathProgramCache]: Analyzing trace with hash -1055623133, now seen corresponding path program 1 times [2019-11-28 18:12:06,199 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:12:06,200 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188145910] [2019-11-28 18:12:06,200 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:12:06,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:12:06,250 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 18:12:06,250 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188145910] [2019-11-28 18:12:06,250 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:12:06,250 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 18:12:06,251 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004379262] [2019-11-28 18:12:06,251 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 18:12:06,251 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:12:06,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 18:12:06,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-28 18:12:06,252 INFO L87 Difference]: Start difference. First operand 21018 states and 79114 transitions. Second operand 4 states. [2019-11-28 18:12:06,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:12:06,529 INFO L93 Difference]: Finished difference Result 26444 states and 98339 transitions. [2019-11-28 18:12:06,530 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 18:12:06,530 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2019-11-28 18:12:06,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:12:06,585 INFO L225 Difference]: With dead ends: 26444 [2019-11-28 18:12:06,586 INFO L226 Difference]: Without dead ends: 26414 [2019-11-28 18:12:06,586 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 18:12:06,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26414 states. [2019-11-28 18:12:07,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26414 to 21928. [2019-11-28 18:12:07,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21928 states. [2019-11-28 18:12:07,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21928 states to 21928 states and 82711 transitions. [2019-11-28 18:12:07,847 INFO L78 Accepts]: Start accepts. Automaton has 21928 states and 82711 transitions. Word has length 16 [2019-11-28 18:12:07,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:12:07,848 INFO L462 AbstractCegarLoop]: Abstraction has 21928 states and 82711 transitions. [2019-11-28 18:12:07,848 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 18:12:07,848 INFO L276 IsEmpty]: Start isEmpty. Operand 21928 states and 82711 transitions. [2019-11-28 18:12:07,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-28 18:12:07,855 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:12:07,856 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 18:12:07,856 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:12:07,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:12:07,856 INFO L82 PathProgramCache]: Analyzing trace with hash 2076093569, now seen corresponding path program 1 times [2019-11-28 18:12:07,856 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:12:07,857 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210833313] [2019-11-28 18:12:07,857 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:12:07,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:12:07,960 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 18:12:07,960 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210833313] [2019-11-28 18:12:07,960 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:12:07,960 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 18:12:07,961 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1889992441] [2019-11-28 18:12:07,962 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 18:12:07,962 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:12:07,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 18:12:07,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 18:12:07,963 INFO L87 Difference]: Start difference. First operand 21928 states and 82711 transitions. Second operand 3 states. [2019-11-28 18:12:08,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:12:08,079 INFO L93 Difference]: Finished difference Result 20766 states and 77222 transitions. [2019-11-28 18:12:08,080 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 18:12:08,080 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2019-11-28 18:12:08,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:12:08,123 INFO L225 Difference]: With dead ends: 20766 [2019-11-28 18:12:08,123 INFO L226 Difference]: Without dead ends: 20766 [2019-11-28 18:12:08,123 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 18:12:08,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20766 states. [2019-11-28 18:12:08,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20766 to 20282. [2019-11-28 18:12:08,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20282 states. [2019-11-28 18:12:08,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20282 states to 20282 states and 75572 transitions. [2019-11-28 18:12:08,793 INFO L78 Accepts]: Start accepts. Automaton has 20282 states and 75572 transitions. Word has length 18 [2019-11-28 18:12:08,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:12:08,794 INFO L462 AbstractCegarLoop]: Abstraction has 20282 states and 75572 transitions. [2019-11-28 18:12:08,794 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 18:12:08,794 INFO L276 IsEmpty]: Start isEmpty. Operand 20282 states and 75572 transitions. [2019-11-28 18:12:08,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-28 18:12:08,803 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:12:08,803 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 18:12:08,803 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:12:08,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:12:08,804 INFO L82 PathProgramCache]: Analyzing trace with hash 1546230613, now seen corresponding path program 1 times [2019-11-28 18:12:08,804 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:12:08,804 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423419974] [2019-11-28 18:12:08,805 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:12:08,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:12:08,881 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 18:12:08,881 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423419974] [2019-11-28 18:12:08,882 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:12:08,882 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-11-28 18:12:08,882 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117427693] [2019-11-28 18:12:08,883 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 18:12:08,883 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:12:08,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 18:12:08,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 18:12:08,884 INFO L87 Difference]: Start difference. First operand 20282 states and 75572 transitions. Second operand 3 states. [2019-11-28 18:12:09,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:12:09,016 INFO L93 Difference]: Finished difference Result 20378 states and 75774 transitions. [2019-11-28 18:12:09,016 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 18:12:09,016 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2019-11-28 18:12:09,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:12:09,073 INFO L225 Difference]: With dead ends: 20378 [2019-11-28 18:12:09,073 INFO L226 Difference]: Without dead ends: 20378 [2019-11-28 18:12:09,073 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 18:12:09,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20378 states. [2019-11-28 18:12:09,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20378 to 20279. [2019-11-28 18:12:09,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20279 states. [2019-11-28 18:12:09,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20279 states to 20279 states and 75560 transitions. [2019-11-28 18:12:09,576 INFO L78 Accepts]: Start accepts. Automaton has 20279 states and 75560 transitions. Word has length 18 [2019-11-28 18:12:09,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:12:09,577 INFO L462 AbstractCegarLoop]: Abstraction has 20279 states and 75560 transitions. [2019-11-28 18:12:09,577 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 18:12:09,577 INFO L276 IsEmpty]: Start isEmpty. Operand 20279 states and 75560 transitions. [2019-11-28 18:12:09,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-28 18:12:09,588 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:12:09,588 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 18:12:09,589 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:12:09,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:12:09,589 INFO L82 PathProgramCache]: Analyzing trace with hash 876364753, now seen corresponding path program 1 times [2019-11-28 18:12:09,590 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:12:09,590 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381933894] [2019-11-28 18:12:09,590 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:12:09,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:12:09,691 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 18:12:09,692 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381933894] [2019-11-28 18:12:09,693 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:12:09,693 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 18:12:09,693 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283503452] [2019-11-28 18:12:09,694 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 18:12:09,694 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:12:09,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 18:12:09,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 18:12:09,695 INFO L87 Difference]: Start difference. First operand 20279 states and 75560 transitions. Second operand 4 states. [2019-11-28 18:12:09,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:12:09,847 INFO L93 Difference]: Finished difference Result 19992 states and 74483 transitions. [2019-11-28 18:12:09,847 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 18:12:09,847 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-11-28 18:12:09,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:12:09,896 INFO L225 Difference]: With dead ends: 19992 [2019-11-28 18:12:09,896 INFO L226 Difference]: Without dead ends: 19992 [2019-11-28 18:12:09,896 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 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 18:12:10,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19992 states. [2019-11-28 18:12:10,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19992 to 19992. [2019-11-28 18:12:10,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19992 states. [2019-11-28 18:12:10,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19992 states to 19992 states and 74483 transitions. [2019-11-28 18:12:10,908 INFO L78 Accepts]: Start accepts. Automaton has 19992 states and 74483 transitions. Word has length 19 [2019-11-28 18:12:10,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:12:10,908 INFO L462 AbstractCegarLoop]: Abstraction has 19992 states and 74483 transitions. [2019-11-28 18:12:10,908 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 18:12:10,908 INFO L276 IsEmpty]: Start isEmpty. Operand 19992 states and 74483 transitions. [2019-11-28 18:12:10,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-28 18:12:10,919 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:12:10,919 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 18:12:10,919 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:12:10,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:12:10,919 INFO L82 PathProgramCache]: Analyzing trace with hash -1090694034, now seen corresponding path program 1 times [2019-11-28 18:12:10,920 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:12:10,920 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538228882] [2019-11-28 18:12:10,920 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:12:10,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:12:10,962 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 18:12:10,963 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538228882] [2019-11-28 18:12:10,963 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:12:10,963 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-11-28 18:12:10,963 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050828859] [2019-11-28 18:12:10,964 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 18:12:10,964 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:12:10,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 18:12:10,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 18:12:10,964 INFO L87 Difference]: Start difference. First operand 19992 states and 74483 transitions. Second operand 3 states. [2019-11-28 18:12:11,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:12:11,066 INFO L93 Difference]: Finished difference Result 19944 states and 74317 transitions. [2019-11-28 18:12:11,066 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 18:12:11,066 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-11-28 18:12:11,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:12:11,111 INFO L225 Difference]: With dead ends: 19944 [2019-11-28 18:12:11,111 INFO L226 Difference]: Without dead ends: 19944 [2019-11-28 18:12:11,111 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 18:12:11,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19944 states. [2019-11-28 18:12:11,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19944 to 19944. [2019-11-28 18:12:11,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19944 states. [2019-11-28 18:12:11,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19944 states to 19944 states and 74317 transitions. [2019-11-28 18:12:11,501 INFO L78 Accepts]: Start accepts. Automaton has 19944 states and 74317 transitions. Word has length 20 [2019-11-28 18:12:11,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:12:11,501 INFO L462 AbstractCegarLoop]: Abstraction has 19944 states and 74317 transitions. [2019-11-28 18:12:11,501 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 18:12:11,502 INFO L276 IsEmpty]: Start isEmpty. Operand 19944 states and 74317 transitions. [2019-11-28 18:12:11,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-28 18:12:11,514 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:12:11,514 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] [2019-11-28 18:12:11,514 INFO L410 AbstractCegarLoop]: === Iteration 10 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:12:11,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:12:11,515 INFO L82 PathProgramCache]: Analyzing trace with hash 460041717, now seen corresponding path program 1 times [2019-11-28 18:12:11,515 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:12:11,515 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136566869] [2019-11-28 18:12:11,515 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:12:11,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:12:11,556 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 18:12:11,557 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136566869] [2019-11-28 18:12:11,557 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:12:11,557 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 18:12:11,557 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493390960] [2019-11-28 18:12:11,558 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 18:12:11,558 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:12:11,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 18:12:11,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 18:12:11,558 INFO L87 Difference]: Start difference. First operand 19944 states and 74317 transitions. Second operand 3 states. [2019-11-28 18:12:11,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:12:11,623 INFO L93 Difference]: Finished difference Result 11502 states and 37369 transitions. [2019-11-28 18:12:11,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 18:12:11,624 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 21 [2019-11-28 18:12:11,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:12:11,643 INFO L225 Difference]: With dead ends: 11502 [2019-11-28 18:12:11,643 INFO L226 Difference]: Without dead ends: 11502 [2019-11-28 18:12:11,644 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 18:12:11,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11502 states. [2019-11-28 18:12:11,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11502 to 11502. [2019-11-28 18:12:11,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11502 states. [2019-11-28 18:12:11,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11502 states to 11502 states and 37369 transitions. [2019-11-28 18:12:11,844 INFO L78 Accepts]: Start accepts. Automaton has 11502 states and 37369 transitions. Word has length 21 [2019-11-28 18:12:11,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:12:11,844 INFO L462 AbstractCegarLoop]: Abstraction has 11502 states and 37369 transitions. [2019-11-28 18:12:11,844 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 18:12:11,844 INFO L276 IsEmpty]: Start isEmpty. Operand 11502 states and 37369 transitions. [2019-11-28 18:12:11,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-28 18:12:11,849 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:12:11,849 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] [2019-11-28 18:12:11,849 INFO L410 AbstractCegarLoop]: === Iteration 11 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:12:11,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:12:11,850 INFO L82 PathProgramCache]: Analyzing trace with hash -1095736327, now seen corresponding path program 1 times [2019-11-28 18:12:11,850 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:12:11,850 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560673559] [2019-11-28 18:12:11,850 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:12:11,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:12:11,946 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 18:12:11,947 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560673559] [2019-11-28 18:12:11,947 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:12:11,947 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 18:12:11,947 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326645570] [2019-11-28 18:12:11,948 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 18:12:11,948 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:12:11,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 18:12:11,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-11-28 18:12:11,949 INFO L87 Difference]: Start difference. First operand 11502 states and 37369 transitions. Second operand 5 states. [2019-11-28 18:12:12,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:12:12,085 INFO L93 Difference]: Finished difference Result 17709 states and 57631 transitions. [2019-11-28 18:12:12,085 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 18:12:12,086 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-11-28 18:12:12,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:12:12,104 INFO L225 Difference]: With dead ends: 17709 [2019-11-28 18:12:12,105 INFO L226 Difference]: Without dead ends: 9001 [2019-11-28 18:12:12,105 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-11-28 18:12:12,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9001 states. [2019-11-28 18:12:12,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9001 to 8952. [2019-11-28 18:12:12,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8952 states. [2019-11-28 18:12:12,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8952 states to 8952 states and 28931 transitions. [2019-11-28 18:12:12,246 INFO L78 Accepts]: Start accepts. Automaton has 8952 states and 28931 transitions. Word has length 22 [2019-11-28 18:12:12,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:12:12,246 INFO L462 AbstractCegarLoop]: Abstraction has 8952 states and 28931 transitions. [2019-11-28 18:12:12,246 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 18:12:12,246 INFO L276 IsEmpty]: Start isEmpty. Operand 8952 states and 28931 transitions. [2019-11-28 18:12:12,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-28 18:12:12,250 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:12:12,250 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] [2019-11-28 18:12:12,250 INFO L410 AbstractCegarLoop]: === Iteration 12 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:12:12,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:12:12,251 INFO L82 PathProgramCache]: Analyzing trace with hash -38213151, now seen corresponding path program 2 times [2019-11-28 18:12:12,251 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:12:12,251 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033647683] [2019-11-28 18:12:12,251 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:12:12,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:12:12,300 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 18:12:12,300 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033647683] [2019-11-28 18:12:12,301 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:12:12,301 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 18:12:12,301 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920769135] [2019-11-28 18:12:12,301 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 18:12:12,301 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:12:12,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 18:12:12,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 18:12:12,302 INFO L87 Difference]: Start difference. First operand 8952 states and 28931 transitions. Second operand 4 states. [2019-11-28 18:12:12,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:12:12,329 INFO L93 Difference]: Finished difference Result 2139 states and 5647 transitions. [2019-11-28 18:12:12,330 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 18:12:12,330 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2019-11-28 18:12:12,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:12:12,333 INFO L225 Difference]: With dead ends: 2139 [2019-11-28 18:12:12,333 INFO L226 Difference]: Without dead ends: 2139 [2019-11-28 18:12:12,334 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 18:12:12,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2139 states. [2019-11-28 18:12:12,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2139 to 2139. [2019-11-28 18:12:12,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2139 states. [2019-11-28 18:12:12,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2139 states to 2139 states and 5647 transitions. [2019-11-28 18:12:12,985 INFO L78 Accepts]: Start accepts. Automaton has 2139 states and 5647 transitions. Word has length 22 [2019-11-28 18:12:12,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:12:12,986 INFO L462 AbstractCegarLoop]: Abstraction has 2139 states and 5647 transitions. [2019-11-28 18:12:12,986 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 18:12:12,986 INFO L276 IsEmpty]: Start isEmpty. Operand 2139 states and 5647 transitions. [2019-11-28 18:12:12,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-28 18:12:12,989 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:12:12,989 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] [2019-11-28 18:12:12,989 INFO L410 AbstractCegarLoop]: === Iteration 13 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:12:12,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:12:12,990 INFO L82 PathProgramCache]: Analyzing trace with hash 85752327, now seen corresponding path program 1 times [2019-11-28 18:12:12,990 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:12:12,991 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654777796] [2019-11-28 18:12:12,991 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:12:13,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:12:13,057 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 18:12:13,057 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654777796] [2019-11-28 18:12:13,058 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:12:13,058 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 18:12:13,058 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109341823] [2019-11-28 18:12:13,058 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 18:12:13,058 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:12:13,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 18:12:13,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 18:12:13,059 INFO L87 Difference]: Start difference. First operand 2139 states and 5647 transitions. Second operand 5 states. [2019-11-28 18:12:13,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:12:13,248 INFO L93 Difference]: Finished difference Result 2884 states and 7387 transitions. [2019-11-28 18:12:13,249 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 18:12:13,249 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2019-11-28 18:12:13,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:12:13,254 INFO L225 Difference]: With dead ends: 2884 [2019-11-28 18:12:13,255 INFO L226 Difference]: Without dead ends: 2818 [2019-11-28 18:12:13,255 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-11-28 18:12:13,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2818 states. [2019-11-28 18:12:13,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2818 to 2193. [2019-11-28 18:12:13,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2193 states. [2019-11-28 18:12:13,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 2193 states and 5754 transitions. [2019-11-28 18:12:13,303 INFO L78 Accepts]: Start accepts. Automaton has 2193 states and 5754 transitions. Word has length 29 [2019-11-28 18:12:13,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:12:13,304 INFO L462 AbstractCegarLoop]: Abstraction has 2193 states and 5754 transitions. [2019-11-28 18:12:13,304 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 18:12:13,304 INFO L276 IsEmpty]: Start isEmpty. Operand 2193 states and 5754 transitions. [2019-11-28 18:12:13,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-28 18:12:13,308 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:12:13,308 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] [2019-11-28 18:12:13,309 INFO L410 AbstractCegarLoop]: === Iteration 14 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:12:13,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:12:13,309 INFO L82 PathProgramCache]: Analyzing trace with hash 1377421728, now seen corresponding path program 1 times [2019-11-28 18:12:13,310 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:12:13,310 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032147495] [2019-11-28 18:12:13,311 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:12:13,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:12:13,380 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 18:12:13,380 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032147495] [2019-11-28 18:12:13,380 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:12:13,381 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 18:12:13,381 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067036732] [2019-11-28 18:12:13,381 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 18:12:13,381 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:12:13,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 18:12:13,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 18:12:13,382 INFO L87 Difference]: Start difference. First operand 2193 states and 5754 transitions. Second operand 3 states. [2019-11-28 18:12:13,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:12:13,429 INFO L93 Difference]: Finished difference Result 2593 states and 6438 transitions. [2019-11-28 18:12:13,429 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 18:12:13,430 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2019-11-28 18:12:13,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:12:13,433 INFO L225 Difference]: With dead ends: 2593 [2019-11-28 18:12:13,434 INFO L226 Difference]: Without dead ends: 2593 [2019-11-28 18:12:13,435 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 18:12:13,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2593 states. [2019-11-28 18:12:13,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2593 to 2157. [2019-11-28 18:12:13,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2157 states. [2019-11-28 18:12:13,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 2157 states and 5350 transitions. [2019-11-28 18:12:13,471 INFO L78 Accepts]: Start accepts. Automaton has 2157 states and 5350 transitions. Word has length 29 [2019-11-28 18:12:13,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:12:13,471 INFO L462 AbstractCegarLoop]: Abstraction has 2157 states and 5350 transitions. [2019-11-28 18:12:13,471 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 18:12:13,471 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 5350 transitions. [2019-11-28 18:12:13,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-28 18:12:13,474 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:12:13,474 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 18:12:13,475 INFO L410 AbstractCegarLoop]: === Iteration 15 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:12:13,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:12:13,475 INFO L82 PathProgramCache]: Analyzing trace with hash -834134890, now seen corresponding path program 1 times [2019-11-28 18:12:13,475 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:12:13,476 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280991230] [2019-11-28 18:12:13,476 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:12:13,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:12:13,567 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 18:12:13,567 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280991230] [2019-11-28 18:12:13,567 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:12:13,567 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 18:12:13,568 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097650578] [2019-11-28 18:12:13,568 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 18:12:13,568 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:12:13,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 18:12:13,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 18:12:13,569 INFO L87 Difference]: Start difference. First operand 2157 states and 5350 transitions. Second operand 5 states. [2019-11-28 18:12:13,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:12:13,752 INFO L93 Difference]: Finished difference Result 2648 states and 6508 transitions. [2019-11-28 18:12:13,752 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 18:12:13,752 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2019-11-28 18:12:13,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:12:13,756 INFO L225 Difference]: With dead ends: 2648 [2019-11-28 18:12:13,757 INFO L226 Difference]: Without dead ends: 2565 [2019-11-28 18:12:13,757 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-11-28 18:12:13,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2565 states. [2019-11-28 18:12:13,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2565 to 2031. [2019-11-28 18:12:13,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2031 states. [2019-11-28 18:12:13,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2031 states to 2031 states and 5056 transitions. [2019-11-28 18:12:13,788 INFO L78 Accepts]: Start accepts. Automaton has 2031 states and 5056 transitions. Word has length 30 [2019-11-28 18:12:13,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:12:13,788 INFO L462 AbstractCegarLoop]: Abstraction has 2031 states and 5056 transitions. [2019-11-28 18:12:13,788 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 18:12:13,788 INFO L276 IsEmpty]: Start isEmpty. Operand 2031 states and 5056 transitions. [2019-11-28 18:12:13,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-28 18:12:13,790 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:12:13,790 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] [2019-11-28 18:12:13,790 INFO L410 AbstractCegarLoop]: === Iteration 16 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:12:13,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:12:13,791 INFO L82 PathProgramCache]: Analyzing trace with hash -1660300154, now seen corresponding path program 1 times [2019-11-28 18:12:13,791 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:12:13,791 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664926282] [2019-11-28 18:12:13,791 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:12:13,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:12:13,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 18:12:13,849 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664926282] [2019-11-28 18:12:13,850 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:12:13,850 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 18:12:13,850 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106232603] [2019-11-28 18:12:13,850 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 18:12:13,850 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:12:13,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 18:12:13,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-28 18:12:13,851 INFO L87 Difference]: Start difference. First operand 2031 states and 5056 transitions. Second operand 5 states. [2019-11-28 18:12:13,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:12:13,884 INFO L93 Difference]: Finished difference Result 1223 states and 3152 transitions. [2019-11-28 18:12:13,885 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 18:12:13,885 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2019-11-28 18:12:13,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:12:13,887 INFO L225 Difference]: With dead ends: 1223 [2019-11-28 18:12:13,887 INFO L226 Difference]: Without dead ends: 1223 [2019-11-28 18:12:13,888 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-28 18:12:13,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1223 states. [2019-11-28 18:12:13,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1223 to 1223. [2019-11-28 18:12:13,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1223 states. [2019-11-28 18:12:13,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 1223 states and 3152 transitions. [2019-11-28 18:12:13,904 INFO L78 Accepts]: Start accepts. Automaton has 1223 states and 3152 transitions. Word has length 31 [2019-11-28 18:12:13,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:12:13,905 INFO L462 AbstractCegarLoop]: Abstraction has 1223 states and 3152 transitions. [2019-11-28 18:12:13,905 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 18:12:13,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 3152 transitions. [2019-11-28 18:12:13,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-28 18:12:13,908 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:12:13,908 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] [2019-11-28 18:12:13,909 INFO L410 AbstractCegarLoop]: === Iteration 17 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:12:13,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:12:13,909 INFO L82 PathProgramCache]: Analyzing trace with hash 204691235, now seen corresponding path program 1 times [2019-11-28 18:12:13,909 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:12:13,910 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907231788] [2019-11-28 18:12:13,910 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:12:13,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:12:14,052 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 18:12:14,053 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907231788] [2019-11-28 18:12:14,053 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:12:14,053 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-28 18:12:14,054 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52040753] [2019-11-28 18:12:14,054 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-28 18:12:14,054 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:12:14,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-28 18:12:14,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-28 18:12:14,055 INFO L87 Difference]: Start difference. First operand 1223 states and 3152 transitions. Second operand 7 states. [2019-11-28 18:12:14,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:12:14,338 INFO L93 Difference]: Finished difference Result 3339 states and 8535 transitions. [2019-11-28 18:12:14,339 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-11-28 18:12:14,339 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 45 [2019-11-28 18:12:14,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:12:14,343 INFO L225 Difference]: With dead ends: 3339 [2019-11-28 18:12:14,343 INFO L226 Difference]: Without dead ends: 2759 [2019-11-28 18:12:14,343 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2019-11-28 18:12:14,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2759 states. [2019-11-28 18:12:14,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2759 to 1655. [2019-11-28 18:12:14,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1655 states. [2019-11-28 18:12:14,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1655 states and 4144 transitions. [2019-11-28 18:12:14,364 INFO L78 Accepts]: Start accepts. Automaton has 1655 states and 4144 transitions. Word has length 45 [2019-11-28 18:12:14,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:12:14,364 INFO L462 AbstractCegarLoop]: Abstraction has 1655 states and 4144 transitions. [2019-11-28 18:12:14,364 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-28 18:12:14,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 4144 transitions. [2019-11-28 18:12:14,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-28 18:12:14,367 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:12:14,367 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] [2019-11-28 18:12:14,367 INFO L410 AbstractCegarLoop]: === Iteration 18 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:12:14,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:12:14,367 INFO L82 PathProgramCache]: Analyzing trace with hash -162970969, now seen corresponding path program 2 times [2019-11-28 18:12:14,367 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:12:14,368 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19795727] [2019-11-28 18:12:14,368 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:12:14,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 18:12:14,463 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 18:12:14,465 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19795727] [2019-11-28 18:12:14,465 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 18:12:14,465 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 18:12:14,466 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141087761] [2019-11-28 18:12:14,466 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 18:12:14,466 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 18:12:14,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 18:12:14,468 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-28 18:12:14,469 INFO L87 Difference]: Start difference. First operand 1655 states and 4144 transitions. Second operand 4 states. [2019-11-28 18:12:14,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 18:12:14,515 INFO L93 Difference]: Finished difference Result 2145 states and 5185 transitions. [2019-11-28 18:12:14,515 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 18:12:14,515 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 45 [2019-11-28 18:12:14,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 18:12:14,518 INFO L225 Difference]: With dead ends: 2145 [2019-11-28 18:12:14,518 INFO L226 Difference]: Without dead ends: 1719 [2019-11-28 18:12:14,518 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-28 18:12:14,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1719 states. [2019-11-28 18:12:14,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1719 to 1303. [2019-11-28 18:12:14,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1303 states. [2019-11-28 18:12:14,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 1303 states and 3267 transitions. [2019-11-28 18:12:14,539 INFO L78 Accepts]: Start accepts. Automaton has 1303 states and 3267 transitions. Word has length 45 [2019-11-28 18:12:14,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 18:12:14,540 INFO L462 AbstractCegarLoop]: Abstraction has 1303 states and 3267 transitions. [2019-11-28 18:12:14,540 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 18:12:14,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 3267 transitions. [2019-11-28 18:12:14,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-28 18:12:14,543 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 18:12:14,543 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] [2019-11-28 18:12:14,543 INFO L410 AbstractCegarLoop]: === Iteration 19 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 18:12:14,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 18:12:14,544 INFO L82 PathProgramCache]: Analyzing trace with hash 1547697441, now seen corresponding path program 3 times [2019-11-28 18:12:14,544 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 18:12:14,544 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118490836] [2019-11-28 18:12:14,544 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 18:12:14,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 18:12:14,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 18:12:14,685 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 18:12:14,685 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-28 18:12:14,689 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [733] [733] ULTIMATE.startENTRY-->L832: Formula: (let ((.cse0 (store |v_#valid_74| 0 0))) (and (= v_~z$mem_tmp~0_20 0) (= v_~z$w_buff0_used~0_485 0) (= (store |v_#memory_int_18| |v_ULTIMATE.start_main_~#t858~0.base_36| (store (select |v_#memory_int_18| |v_ULTIMATE.start_main_~#t858~0.base_36|) |v_ULTIMATE.start_main_~#t858~0.offset_25| 0)) |v_#memory_int_17|) (= 0 v_~__unbuffered_p1_EAX~0_42) (= v_~z$r_buff0_thd3~0_99 0) (= 0 v_~z$r_buff1_thd3~0_76) (= 0 v_~__unbuffered_p0_EAX~0_49) (= |v_#NULL.offset_3| 0) (= v_~z~0_140 0) (= v_~z$read_delayed~0_8 0) (= v_~z$r_buff1_thd2~0_143 0) (= v_~z$r_buff0_thd2~0_213 0) (= v_~__unbuffered_cnt~0_109 0) (= v_~z$read_delayed_var~0.base_8 0) (< 0 |v_#StackHeapBarrier_17|) (< |v_#StackHeapBarrier_17| |v_ULTIMATE.start_main_~#t858~0.base_36|) (= v_~b~0_40 0) (= v_~main$tmp_guard0~0_23 0) (= 0 v_~z$r_buff1_thd1~0_25) (= v_~__unbuffered_p1_EBX~0_70 0) (= v_~__unbuffered_p2_EBX~0_52 0) (= v_~y~0_15 0) (= v_~z$r_buff0_thd1~0_25 0) (= |v_#length_25| (store |v_#length_26| |v_ULTIMATE.start_main_~#t858~0.base_36| 4)) (= v_~z$w_buff1~0_118 0) (= v_~x~0_31 0) (= v_~main$tmp_guard1~0_38 0) (= (select .cse0 |v_ULTIMATE.start_main_~#t858~0.base_36|) 0) (= |v_#valid_72| (store .cse0 |v_ULTIMATE.start_main_~#t858~0.base_36| 1)) (= v_~a~0_24 0) (= 0 v_~z$flush_delayed~0_46) (= 0 |v_ULTIMATE.start_main_~#t858~0.offset_25|) (= 0 |v_#NULL.base_3|) (= 0 v_~weak$$choice2~0_95) (= 0 v_~weak$$choice0~0_13) (= v_~z$r_buff0_thd0~0_82 0) (= v_~z$read_delayed_var~0.offset_8 0) (= v_~z$w_buff0~0_173 0) (= 0 v_~__unbuffered_p2_EAX~0_52) (= v_~z$w_buff1_used~0_228 0) (= 0 v_~z$r_buff1_thd0~0_88))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_17|, #valid=|v_#valid_74|, #memory_int=|v_#memory_int_18|, #length=|v_#length_26|} OutVars{ULTIMATE.start_main_#t~nondet32=|v_ULTIMATE.start_main_#t~nondet32_10|, ULTIMATE.start_main_~#t858~0.offset=|v_ULTIMATE.start_main_~#t858~0.offset_25|, ULTIMATE.start_main_#t~nondet34=|v_ULTIMATE.start_main_#t~nondet34_21|, ULTIMATE.start_main_~#t858~0.base=|v_ULTIMATE.start_main_~#t858~0.base_36|, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_143, #NULL.offset=|v_#NULL.offset_3|, ~a~0=v_~a~0_24, ~z$r_buff0_thd0~0=v_~z$r_buff0_thd0~0_82, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_49, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_42, #length=|v_#length_25|, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_52, ~z$mem_tmp~0=v_~z$mem_tmp~0_20, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_52, ULTIMATE.start_main_#t~ite39=|v_ULTIMATE.start_main_#t~ite39_27|, ULTIMATE.start_main_#t~ite35=|v_ULTIMATE.start_main_#t~ite35_35|, ULTIMATE.start_main_~#t860~0.offset=|v_ULTIMATE.start_main_~#t860~0.offset_19|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_228, ULTIMATE.start_main_#t~ite37=|v_ULTIMATE.start_main_#t~ite37_245|, ~z$flush_delayed~0=v_~z$flush_delayed~0_46, ~weak$$choice0~0=v_~weak$$choice0~0_13, #StackHeapBarrier=|v_#StackHeapBarrier_17|, ULTIMATE.start_main_#t~ite40=|v_ULTIMATE.start_main_#t~ite40_71|, ULTIMATE.start_main_~#t860~0.base=|v_ULTIMATE.start_main_~#t860~0.base_25|, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_25, ~z$read_delayed_var~0.base=v_~z$read_delayed_var~0.base_8, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_99, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_109, ULTIMATE.start_main_~#t859~0.base=|v_ULTIMATE.start_main_~#t859~0.base_31|, ~x~0=v_~x~0_31, ULTIMATE.start_main_#t~nondet33=|v_ULTIMATE.start_main_#t~nondet33_10|, ~z$read_delayed~0=v_~z$read_delayed~0_8, ~z$w_buff1~0=v_~z$w_buff1~0_118, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_38, ~z$read_delayed_var~0.offset=v_~z$read_delayed_var~0.offset_8, ULTIMATE.start_main_~#t859~0.offset=|v_ULTIMATE.start_main_~#t859~0.offset_19|, ~z$r_buff1_thd0~0=v_~z$r_buff1_thd0~0_88, ~y~0=v_~y~0_15, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_213, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_70, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_485, ~z$w_buff0~0=v_~z$w_buff0~0_173, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_76, ULTIMATE.start_main_#t~ite36=|v_ULTIMATE.start_main_#t~ite36_29|, ULTIMATE.start_main_#t~ite38=|v_ULTIMATE.start_main_#t~ite38_37|, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_23, #NULL.base=|v_#NULL.base_3|, ~b~0=v_~b~0_40, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_24|, #valid=|v_#valid_72|, #memory_int=|v_#memory_int_17|, ~z~0=v_~z~0_140, ~weak$$choice2~0=v_~weak$$choice2~0_95, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_25} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet32, ULTIMATE.start_main_~#t858~0.offset, ULTIMATE.start_main_#t~nondet34, ULTIMATE.start_main_~#t858~0.base, ~z$r_buff1_thd2~0, #NULL.offset, ~a~0, ~z$r_buff0_thd0~0, ~__unbuffered_p0_EAX~0, ~__unbuffered_p1_EAX~0, #length, ~__unbuffered_p2_EAX~0, ~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ULTIMATE.start_main_#t~ite39, ULTIMATE.start_main_#t~ite35, ULTIMATE.start_main_~#t860~0.offset, ~z$w_buff1_used~0, ULTIMATE.start_main_#t~ite37, ~z$flush_delayed~0, ~weak$$choice0~0, ULTIMATE.start_main_#t~ite40, ULTIMATE.start_main_~#t860~0.base, ~z$r_buff1_thd1~0, ~z$read_delayed_var~0.base, ~z$r_buff0_thd3~0, ~__unbuffered_cnt~0, ULTIMATE.start_main_~#t859~0.base, ~x~0, ULTIMATE.start_main_#t~nondet33, ~z$read_delayed~0, ~z$w_buff1~0, ~main$tmp_guard1~0, ~z$read_delayed_var~0.offset, ULTIMATE.start_main_~#t859~0.offset, ~z$r_buff1_thd0~0, ~y~0, ~z$r_buff0_thd2~0, ~__unbuffered_p1_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ULTIMATE.start_main_#t~ite36, ULTIMATE.start_main_#t~ite38, ~main$tmp_guard0~0, #NULL.base, ~b~0, ULTIMATE.start_main_#res, #valid, #memory_int, ~z~0, ~weak$$choice2~0, ~z$r_buff0_thd1~0] because there is no mapped edge [2019-11-28 18:12:14,691 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [693] [693] L832-1-->L834: Formula: (and (< |v_#StackHeapBarrier_10| |v_ULTIMATE.start_main_~#t859~0.base_10|) (= |v_#valid_29| (store |v_#valid_30| |v_ULTIMATE.start_main_~#t859~0.base_10| 1)) (not (= |v_ULTIMATE.start_main_~#t859~0.base_10| 0)) (= 0 |v_ULTIMATE.start_main_~#t859~0.offset_9|) (= |v_#length_13| (store |v_#length_14| |v_ULTIMATE.start_main_~#t859~0.base_10| 4)) (= |v_#memory_int_7| (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t859~0.base_10| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t859~0.base_10|) |v_ULTIMATE.start_main_~#t859~0.offset_9| 1))) (= 0 (select |v_#valid_30| |v_ULTIMATE.start_main_~#t859~0.base_10|))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_10|, #valid=|v_#valid_30|, #memory_int=|v_#memory_int_8|, #length=|v_#length_14|} OutVars{ULTIMATE.start_main_~#t859~0.offset=|v_ULTIMATE.start_main_~#t859~0.offset_9|, #StackHeapBarrier=|v_#StackHeapBarrier_10|, ULTIMATE.start_main_#t~nondet32=|v_ULTIMATE.start_main_#t~nondet32_5|, #valid=|v_#valid_29|, #memory_int=|v_#memory_int_7|, #length=|v_#length_13|, ULTIMATE.start_main_~#t859~0.base=|v_ULTIMATE.start_main_~#t859~0.base_10|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t859~0.offset, ULTIMATE.start_main_#t~nondet32, #valid, #memory_int, #length, ULTIMATE.start_main_~#t859~0.base] because there is no mapped edge [2019-11-28 18:12:14,691 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [704] [704] L834-1-->L836: Formula: (and (= (store |v_#length_18| |v_ULTIMATE.start_main_~#t860~0.base_13| 4) |v_#length_17|) (not (= 0 |v_ULTIMATE.start_main_~#t860~0.base_13|)) (= |v_#valid_35| (store |v_#valid_36| |v_ULTIMATE.start_main_~#t860~0.base_13| 1)) (= |v_ULTIMATE.start_main_~#t860~0.offset_11| 0) (< |v_#StackHeapBarrier_12| |v_ULTIMATE.start_main_~#t860~0.base_13|) (= |v_#memory_int_9| (store |v_#memory_int_10| |v_ULTIMATE.start_main_~#t860~0.base_13| (store (select |v_#memory_int_10| |v_ULTIMATE.start_main_~#t860~0.base_13|) |v_ULTIMATE.start_main_~#t860~0.offset_11| 2))) (= (select |v_#valid_36| |v_ULTIMATE.start_main_~#t860~0.base_13|) 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_12|, #valid=|v_#valid_36|, #memory_int=|v_#memory_int_10|, #length=|v_#length_18|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_12|, ULTIMATE.start_main_#t~nondet33=|v_ULTIMATE.start_main_#t~nondet33_6|, ULTIMATE.start_main_~#t860~0.base=|v_ULTIMATE.start_main_~#t860~0.base_13|, #valid=|v_#valid_35|, #memory_int=|v_#memory_int_9|, ULTIMATE.start_main_~#t860~0.offset=|v_ULTIMATE.start_main_~#t860~0.offset_11|, #length=|v_#length_17|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet33, ULTIMATE.start_main_~#t860~0.base, #valid, #memory_int, ULTIMATE.start_main_~#t860~0.offset, #length] because there is no mapped edge [2019-11-28 18:12:14,693 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [711] [711] P2ENTRY-->L4-3: Formula: (and (= 1 ~z$w_buff0_used~0_Out-2019983530) (= ~z$w_buff0~0_Out-2019983530 1) (= P2Thread1of1ForFork0___VERIFIER_assert_~expression_Out-2019983530 |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression_Out-2019983530|) (not (= P2Thread1of1ForFork0___VERIFIER_assert_~expression_Out-2019983530 0)) (= |P2Thread1of1ForFork0_#in~arg.offset_In-2019983530| P2Thread1of1ForFork0_~arg.offset_Out-2019983530) (= ~z$w_buff0~0_In-2019983530 ~z$w_buff1~0_Out-2019983530) (= (ite (not (and (not (= (mod ~z$w_buff0_used~0_Out-2019983530 256) 0)) (not (= (mod ~z$w_buff1_used~0_Out-2019983530 256) 0)))) 1 0) |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression_Out-2019983530|) (= P2Thread1of1ForFork0_~arg.base_Out-2019983530 |P2Thread1of1ForFork0_#in~arg.base_In-2019983530|) (= ~z$w_buff1_used~0_Out-2019983530 ~z$w_buff0_used~0_In-2019983530)) InVars {P2Thread1of1ForFork0_#in~arg.offset=|P2Thread1of1ForFork0_#in~arg.offset_In-2019983530|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-2019983530, ~z$w_buff0~0=~z$w_buff0~0_In-2019983530, P2Thread1of1ForFork0_#in~arg.base=|P2Thread1of1ForFork0_#in~arg.base_In-2019983530|} OutVars{P2Thread1of1ForFork0_~arg.base=P2Thread1of1ForFork0_~arg.base_Out-2019983530, P2Thread1of1ForFork0___VERIFIER_assert_#in~expression=|P2Thread1of1ForFork0___VERIFIER_assert_#in~expression_Out-2019983530|, P2Thread1of1ForFork0_#in~arg.offset=|P2Thread1of1ForFork0_#in~arg.offset_In-2019983530|, ~z$w_buff0_used~0=~z$w_buff0_used~0_Out-2019983530, ~z$w_buff0~0=~z$w_buff0~0_Out-2019983530, P2Thread1of1ForFork0_~arg.offset=P2Thread1of1ForFork0_~arg.offset_Out-2019983530, ~z$w_buff1_used~0=~z$w_buff1_used~0_Out-2019983530, ~z$w_buff1~0=~z$w_buff1~0_Out-2019983530, P2Thread1of1ForFork0_#in~arg.base=|P2Thread1of1ForFork0_#in~arg.base_In-2019983530|, P2Thread1of1ForFork0___VERIFIER_assert_~expression=P2Thread1of1ForFork0___VERIFIER_assert_~expression_Out-2019983530} AuxVars[] AssignedVars[P2Thread1of1ForFork0_~arg.base, P2Thread1of1ForFork0___VERIFIER_assert_#in~expression, ~z$w_buff0_used~0, ~z$w_buff0~0, P2Thread1of1ForFork0_~arg.offset, ~z$w_buff1_used~0, ~z$w_buff1~0, P2Thread1of1ForFork0___VERIFIER_assert_~expression] because there is no mapped edge [2019-11-28 18:12:14,694 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [692] [692] P0ENTRY-->P0EXIT: Formula: (and (= |v_P0Thread1of1ForFork1_#in~arg.base_13| v_P0Thread1of1ForFork1_~arg.base_11) (= v_~x~0_16 v_~__unbuffered_p0_EAX~0_17) (= 0 |v_P0Thread1of1ForFork1_#res.offset_7|) (= v_~__unbuffered_cnt~0_54 (+ v_~__unbuffered_cnt~0_55 1)) (= v_~b~0_23 1) (= 0 |v_P0Thread1of1ForFork1_#res.base_7|) (= v_P0Thread1of1ForFork1_~arg.offset_11 |v_P0Thread1of1ForFork1_#in~arg.offset_13|)) InVars {P0Thread1of1ForFork1_#in~arg.offset=|v_P0Thread1of1ForFork1_#in~arg.offset_13|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_55, P0Thread1of1ForFork1_#in~arg.base=|v_P0Thread1of1ForFork1_#in~arg.base_13|, ~x~0=v_~x~0_16} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_17, P0Thread1of1ForFork1_#res.offset=|v_P0Thread1of1ForFork1_#res.offset_7|, P0Thread1of1ForFork1_#in~arg.offset=|v_P0Thread1of1ForFork1_#in~arg.offset_13|, ~b~0=v_~b~0_23, P0Thread1of1ForFork1_#res.base=|v_P0Thread1of1ForFork1_#res.base_7|, P0Thread1of1ForFork1_~arg.offset=v_P0Thread1of1ForFork1_~arg.offset_11, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_54, P0Thread1of1ForFork1_#in~arg.base=|v_P0Thread1of1ForFork1_#in~arg.base_13|, ~x~0=v_~x~0_16, P0Thread1of1ForFork1_~arg.base=v_P0Thread1of1ForFork1_~arg.base_11} AuxVars[] AssignedVars[~__unbuffered_p0_EAX~0, P0Thread1of1ForFork1_#res.offset, ~b~0, P0Thread1of1ForFork1_#res.base, P0Thread1of1ForFork1_~arg.offset, ~__unbuffered_cnt~0, P0Thread1of1ForFork1_~arg.base] because there is no mapped edge [2019-11-28 18:12:14,696 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [675] [675] L810-->L810-2: Formula: (let ((.cse1 (= 0 (mod ~z$r_buff0_thd3~0_In1298864157 256))) (.cse0 (= 0 (mod ~z$w_buff0_used~0_In1298864157 256)))) (or (and (= ~z$w_buff0_used~0_In1298864157 |P2Thread1of1ForFork0_#t~ite28_Out1298864157|) (or .cse0 .cse1)) (and (not .cse1) (not .cse0) (= 0 |P2Thread1of1ForFork0_#t~ite28_Out1298864157|)))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In1298864157, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In1298864157} OutVars{P2Thread1of1ForFork0_#t~ite28=|P2Thread1of1ForFork0_#t~ite28_Out1298864157|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In1298864157, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In1298864157} AuxVars[] AssignedVars[P2Thread1of1ForFork0_#t~ite28] because there is no mapped edge [2019-11-28 18:12:14,697 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [682] [682] L811-->L811-2: Formula: (let ((.cse2 (= 0 (mod ~z$w_buff0_used~0_In-1588878822 256))) (.cse3 (= (mod ~z$r_buff0_thd3~0_In-1588878822 256) 0)) (.cse0 (= 0 (mod ~z$w_buff1_used~0_In-1588878822 256))) (.cse1 (= (mod ~z$r_buff1_thd3~0_In-1588878822 256) 0))) (or (and (or .cse0 .cse1) (or .cse2 .cse3) (= ~z$w_buff1_used~0_In-1588878822 |P2Thread1of1ForFork0_#t~ite29_Out-1588878822|)) (and (= |P2Thread1of1ForFork0_#t~ite29_Out-1588878822| 0) (or (and (not .cse2) (not .cse3)) (and (not .cse0) (not .cse1)))))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In-1588878822, ~z$r_buff1_thd3~0=~z$r_buff1_thd3~0_In-1588878822, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1588878822, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-1588878822} OutVars{~z$w_buff0_used~0=~z$w_buff0_used~0_In-1588878822, ~z$r_buff1_thd3~0=~z$r_buff1_thd3~0_In-1588878822, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1588878822, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-1588878822, P2Thread1of1ForFork0_#t~ite29=|P2Thread1of1ForFork0_#t~ite29_Out-1588878822|} AuxVars[] AssignedVars[P2Thread1of1ForFork0_#t~ite29] because there is no mapped edge [2019-11-28 18:12:14,698 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [674] [674] L812-->L813: Formula: (let ((.cse0 (= ~z$r_buff0_thd3~0_Out-635724523 ~z$r_buff0_thd3~0_In-635724523)) (.cse2 (= (mod ~z$w_buff0_used~0_In-635724523 256) 0)) (.cse1 (= (mod ~z$r_buff0_thd3~0_In-635724523 256) 0))) (or (and .cse0 .cse1) (and .cse0 .cse2) (and (not .cse2) (not .cse1) (= ~z$r_buff0_thd3~0_Out-635724523 0)))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In-635724523, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-635724523} OutVars{~z$w_buff0_used~0=~z$w_buff0_used~0_In-635724523, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_Out-635724523, P2Thread1of1ForFork0_#t~ite30=|P2Thread1of1ForFork0_#t~ite30_Out-635724523|} AuxVars[] AssignedVars[~z$r_buff0_thd3~0, P2Thread1of1ForFork0_#t~ite30] because there is no mapped edge [2019-11-28 18:12:14,699 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [680] [680] L813-->L813-2: Formula: (let ((.cse1 (= 0 (mod ~z$w_buff1_used~0_In-1062490305 256))) (.cse0 (= 0 (mod ~z$r_buff1_thd3~0_In-1062490305 256))) (.cse3 (= (mod ~z$r_buff0_thd3~0_In-1062490305 256) 0)) (.cse2 (= (mod ~z$w_buff0_used~0_In-1062490305 256) 0))) (or (and (= 0 |P2Thread1of1ForFork0_#t~ite31_Out-1062490305|) (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3)))) (and (= ~z$r_buff1_thd3~0_In-1062490305 |P2Thread1of1ForFork0_#t~ite31_Out-1062490305|) (or .cse1 .cse0) (or .cse3 .cse2)))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In-1062490305, ~z$r_buff1_thd3~0=~z$r_buff1_thd3~0_In-1062490305, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1062490305, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-1062490305} OutVars{~z$w_buff0_used~0=~z$w_buff0_used~0_In-1062490305, ~z$r_buff1_thd3~0=~z$r_buff1_thd3~0_In-1062490305, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1062490305, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-1062490305, P2Thread1of1ForFork0_#t~ite31=|P2Thread1of1ForFork0_#t~ite31_Out-1062490305|} AuxVars[] AssignedVars[P2Thread1of1ForFork0_#t~ite31] because there is no mapped edge [2019-11-28 18:12:14,699 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [707] [707] L813-2-->P2EXIT: Formula: (and (= v_~__unbuffered_cnt~0_102 (+ v_~__unbuffered_cnt~0_103 1)) (= |v_P2Thread1of1ForFork0_#res.base_3| 0) (= v_~z$r_buff1_thd3~0_63 |v_P2Thread1of1ForFork0_#t~ite31_50|) (= |v_P2Thread1of1ForFork0_#res.offset_3| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_103, P2Thread1of1ForFork0_#t~ite31=|v_P2Thread1of1ForFork0_#t~ite31_50|} OutVars{P2Thread1of1ForFork0_#res.base=|v_P2Thread1of1ForFork0_#res.base_3|, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_63, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_102, P2Thread1of1ForFork0_#t~ite31=|v_P2Thread1of1ForFork0_#t~ite31_49|, P2Thread1of1ForFork0_#res.offset=|v_P2Thread1of1ForFork0_#res.offset_3|} AuxVars[] AssignedVars[P2Thread1of1ForFork0_#res.base, ~z$r_buff1_thd3~0, ~__unbuffered_cnt~0, P2Thread1of1ForFork0_#t~ite31, P2Thread1of1ForFork0_#res.offset] because there is no mapped edge [2019-11-28 18:12:14,702 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [668] [668] L772-->L773: Formula: (and (not (= (mod v_~weak$$choice2~0_40 256) 0)) (= v_~z$r_buff0_thd2~0_102 v_~z$r_buff0_thd2~0_101)) InVars {~weak$$choice2~0=v_~weak$$choice2~0_40, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_102} OutVars{P1Thread1of1ForFork2_#t~ite19=|v_P1Thread1of1ForFork2_#t~ite19_16|, P1Thread1of1ForFork2_#t~ite20=|v_P1Thread1of1ForFork2_#t~ite20_10|, P1Thread1of1ForFork2_#t~ite21=|v_P1Thread1of1ForFork2_#t~ite21_7|, ~weak$$choice2~0=v_~weak$$choice2~0_40, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_101} AuxVars[] AssignedVars[P1Thread1of1ForFork2_#t~ite19, P1Thread1of1ForFork2_#t~ite20, P1Thread1of1ForFork2_#t~ite21, ~z$r_buff0_thd2~0] because there is no mapped edge [2019-11-28 18:12:14,703 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [618] [618] L775-->L783: Formula: (and (= v_~__unbuffered_cnt~0_14 (+ v_~__unbuffered_cnt~0_15 1)) (= 0 v_~z$flush_delayed~0_10) (not (= (mod v_~z$flush_delayed~0_11 256) 0)) (= v_~z~0_23 v_~z$mem_tmp~0_4)) InVars {~z$mem_tmp~0=v_~z$mem_tmp~0_4, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_15, ~z$flush_delayed~0=v_~z$flush_delayed~0_11} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_4, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_14, ~z$flush_delayed~0=v_~z$flush_delayed~0_10, ~z~0=v_~z~0_23, P1Thread1of1ForFork2_#t~ite25=|v_P1Thread1of1ForFork2_#t~ite25_11|} AuxVars[] AssignedVars[~__unbuffered_cnt~0, ~z$flush_delayed~0, ~z~0, P1Thread1of1ForFork2_#t~ite25] because there is no mapped edge [2019-11-28 18:12:14,703 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [648] [648] L836-1-->L842: Formula: (and (= v_~main$tmp_guard0~0_7 (ite (= 0 (ite (= 3 v_~__unbuffered_cnt~0_32) 1 0)) 0 1)) (not (= (mod v_~main$tmp_guard0~0_7 256) 0))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_32} OutVars{ULTIMATE.start_main_#t~nondet34=|v_ULTIMATE.start_main_#t~nondet34_6|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_32, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet34, ~main$tmp_guard0~0] because there is no mapped edge [2019-11-28 18:12:14,704 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [683] [683] L842-2-->L842-4: Formula: (let ((.cse1 (= 0 (mod ~z$r_buff1_thd0~0_In840390884 256))) (.cse0 (= 0 (mod ~z$w_buff1_used~0_In840390884 256)))) (or (and (not .cse0) (not .cse1) (= ~z$w_buff1~0_In840390884 |ULTIMATE.start_main_#t~ite35_Out840390884|)) (and (= ~z~0_In840390884 |ULTIMATE.start_main_#t~ite35_Out840390884|) (or .cse1 .cse0)))) InVars {~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In840390884, ~z$w_buff1_used~0=~z$w_buff1_used~0_In840390884, ~z$w_buff1~0=~z$w_buff1~0_In840390884, ~z~0=~z~0_In840390884} OutVars{~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In840390884, ULTIMATE.start_main_#t~ite35=|ULTIMATE.start_main_#t~ite35_Out840390884|, ~z$w_buff1_used~0=~z$w_buff1_used~0_In840390884, ~z$w_buff1~0=~z$w_buff1~0_In840390884, ~z~0=~z~0_In840390884} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite35] because there is no mapped edge [2019-11-28 18:12:14,704 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [604] [604] L842-4-->L843: Formula: (= v_~z~0_12 |v_ULTIMATE.start_main_#t~ite35_7|) InVars {ULTIMATE.start_main_#t~ite35=|v_ULTIMATE.start_main_#t~ite35_7|} OutVars{ULTIMATE.start_main_#t~ite35=|v_ULTIMATE.start_main_#t~ite35_6|, ULTIMATE.start_main_#t~ite36=|v_ULTIMATE.start_main_#t~ite36_6|, ~z~0=v_~z~0_12} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite35, ULTIMATE.start_main_#t~ite36, ~z~0] because there is no mapped edge [2019-11-28 18:12:14,704 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [671] [671] L843-->L843-2: Formula: (let ((.cse0 (= 0 (mod ~z$r_buff0_thd0~0_In1996113922 256))) (.cse1 (= 0 (mod ~z$w_buff0_used~0_In1996113922 256)))) (or (and (or .cse0 .cse1) (= |ULTIMATE.start_main_#t~ite37_Out1996113922| ~z$w_buff0_used~0_In1996113922)) (and (= 0 |ULTIMATE.start_main_#t~ite37_Out1996113922|) (not .cse0) (not .cse1)))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In1996113922, ~z$w_buff0_used~0=~z$w_buff0_used~0_In1996113922} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In1996113922, ~z$w_buff0_used~0=~z$w_buff0_used~0_In1996113922, ULTIMATE.start_main_#t~ite37=|ULTIMATE.start_main_#t~ite37_Out1996113922|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite37] because there is no mapped edge [2019-11-28 18:12:14,705 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [676] [676] L844-->L844-2: Formula: (let ((.cse3 (= 0 (mod ~z$w_buff1_used~0_In184688211 256))) (.cse2 (= (mod ~z$r_buff1_thd0~0_In184688211 256) 0)) (.cse1 (= (mod ~z$r_buff0_thd0~0_In184688211 256) 0)) (.cse0 (= 0 (mod ~z$w_buff0_used~0_In184688211 256)))) (or (and (= ~z$w_buff1_used~0_In184688211 |ULTIMATE.start_main_#t~ite38_Out184688211|) (or .cse0 .cse1) (or .cse2 .cse3)) (and (= 0 |ULTIMATE.start_main_#t~ite38_Out184688211|) (or (and (not .cse3) (not .cse2)) (and (not .cse1) (not .cse0)))))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In184688211, ~z$w_buff0_used~0=~z$w_buff0_used~0_In184688211, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In184688211, ~z$w_buff1_used~0=~z$w_buff1_used~0_In184688211} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In184688211, ~z$w_buff0_used~0=~z$w_buff0_used~0_In184688211, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In184688211, ~z$w_buff1_used~0=~z$w_buff1_used~0_In184688211, ULTIMATE.start_main_#t~ite38=|ULTIMATE.start_main_#t~ite38_Out184688211|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite38] because there is no mapped edge [2019-11-28 18:12:14,705 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [685] [685] L845-->L845-2: Formula: (let ((.cse1 (= (mod ~z$w_buff0_used~0_In852321971 256) 0)) (.cse0 (= (mod ~z$r_buff0_thd0~0_In852321971 256) 0))) (or (and (= |ULTIMATE.start_main_#t~ite39_Out852321971| ~z$r_buff0_thd0~0_In852321971) (or .cse0 .cse1)) (and (not .cse1) (= |ULTIMATE.start_main_#t~ite39_Out852321971| 0) (not .cse0)))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In852321971, ~z$w_buff0_used~0=~z$w_buff0_used~0_In852321971} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In852321971, ULTIMATE.start_main_#t~ite39=|ULTIMATE.start_main_#t~ite39_Out852321971|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In852321971} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite39] because there is no mapped edge [2019-11-28 18:12:14,706 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [677] [677] L846-->L846-2: Formula: (let ((.cse2 (= (mod ~z$r_buff0_thd0~0_In512059452 256) 0)) (.cse3 (= 0 (mod ~z$w_buff0_used~0_In512059452 256))) (.cse1 (= 0 (mod ~z$r_buff1_thd0~0_In512059452 256))) (.cse0 (= 0 (mod ~z$w_buff1_used~0_In512059452 256)))) (or (and (= |ULTIMATE.start_main_#t~ite40_Out512059452| 0) (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3)))) (and (or .cse2 .cse3) (= |ULTIMATE.start_main_#t~ite40_Out512059452| ~z$r_buff1_thd0~0_In512059452) (or .cse1 .cse0)))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In512059452, ~z$w_buff0_used~0=~z$w_buff0_used~0_In512059452, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In512059452, ~z$w_buff1_used~0=~z$w_buff1_used~0_In512059452} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In512059452, ULTIMATE.start_main_#t~ite40=|ULTIMATE.start_main_#t~ite40_Out512059452|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In512059452, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In512059452, ~z$w_buff1_used~0=~z$w_buff1_used~0_In512059452} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite40] because there is no mapped edge [2019-11-28 18:12:14,706 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [723] [723] L846-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= v_ULTIMATE.start___VERIFIER_assert_~expression_21 |v_ULTIMATE.start___VERIFIER_assert_#in~expression_15|) (= v_ULTIMATE.start___VERIFIER_assert_~expression_21 0) (= |v_ULTIMATE.start_main_#t~ite40_42| v_~z$r_buff1_thd0~0_71) (= v_~main$tmp_guard1~0_21 (ite (= 0 (ite (not (and (= v_~__unbuffered_p2_EBX~0_35 0) (= v_~__unbuffered_p1_EBX~0_48 0) (= 1 v_~__unbuffered_p1_EAX~0_25) (= 0 v_~__unbuffered_p0_EAX~0_35) (= 1 v_~__unbuffered_p2_EAX~0_35))) 1 0)) 0 1)) (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression_15| (mod v_~main$tmp_guard1~0_21 256))) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_35, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_48, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_35, ULTIMATE.start_main_#t~ite40=|v_ULTIMATE.start_main_#t~ite40_42|, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_25, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_35} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_35, ULTIMATE.start___VERIFIER_assert_~expression=v_ULTIMATE.start___VERIFIER_assert_~expression_21, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_48, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_35, ULTIMATE.start_main_#t~ite40=|v_ULTIMATE.start_main_#t~ite40_41|, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_25, ~z$r_buff1_thd0~0=v_~z$r_buff1_thd0~0_71, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_21, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_35, ULTIMATE.start___VERIFIER_assert_#in~expression=|v_ULTIMATE.start___VERIFIER_assert_#in~expression_15|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression, ULTIMATE.start_main_#t~ite40, ~z$r_buff1_thd0~0, ~main$tmp_guard1~0, ULTIMATE.start___VERIFIER_assert_#in~expression] because there is no mapped edge [2019-11-28 18:12:14,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 06:12:14 BasicIcfg [2019-11-28 18:12:14,807 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 18:12:14,807 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 18:12:14,807 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 18:12:14,807 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 18:12:14,810 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:11:53" (3/4) ... [2019-11-28 18:12:14,813 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-28 18:12:14,814 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [733] [733] ULTIMATE.startENTRY-->L832: Formula: (let ((.cse0 (store |v_#valid_74| 0 0))) (and (= v_~z$mem_tmp~0_20 0) (= v_~z$w_buff0_used~0_485 0) (= (store |v_#memory_int_18| |v_ULTIMATE.start_main_~#t858~0.base_36| (store (select |v_#memory_int_18| |v_ULTIMATE.start_main_~#t858~0.base_36|) |v_ULTIMATE.start_main_~#t858~0.offset_25| 0)) |v_#memory_int_17|) (= 0 v_~__unbuffered_p1_EAX~0_42) (= v_~z$r_buff0_thd3~0_99 0) (= 0 v_~z$r_buff1_thd3~0_76) (= 0 v_~__unbuffered_p0_EAX~0_49) (= |v_#NULL.offset_3| 0) (= v_~z~0_140 0) (= v_~z$read_delayed~0_8 0) (= v_~z$r_buff1_thd2~0_143 0) (= v_~z$r_buff0_thd2~0_213 0) (= v_~__unbuffered_cnt~0_109 0) (= v_~z$read_delayed_var~0.base_8 0) (< 0 |v_#StackHeapBarrier_17|) (< |v_#StackHeapBarrier_17| |v_ULTIMATE.start_main_~#t858~0.base_36|) (= v_~b~0_40 0) (= v_~main$tmp_guard0~0_23 0) (= 0 v_~z$r_buff1_thd1~0_25) (= v_~__unbuffered_p1_EBX~0_70 0) (= v_~__unbuffered_p2_EBX~0_52 0) (= v_~y~0_15 0) (= v_~z$r_buff0_thd1~0_25 0) (= |v_#length_25| (store |v_#length_26| |v_ULTIMATE.start_main_~#t858~0.base_36| 4)) (= v_~z$w_buff1~0_118 0) (= v_~x~0_31 0) (= v_~main$tmp_guard1~0_38 0) (= (select .cse0 |v_ULTIMATE.start_main_~#t858~0.base_36|) 0) (= |v_#valid_72| (store .cse0 |v_ULTIMATE.start_main_~#t858~0.base_36| 1)) (= v_~a~0_24 0) (= 0 v_~z$flush_delayed~0_46) (= 0 |v_ULTIMATE.start_main_~#t858~0.offset_25|) (= 0 |v_#NULL.base_3|) (= 0 v_~weak$$choice2~0_95) (= 0 v_~weak$$choice0~0_13) (= v_~z$r_buff0_thd0~0_82 0) (= v_~z$read_delayed_var~0.offset_8 0) (= v_~z$w_buff0~0_173 0) (= 0 v_~__unbuffered_p2_EAX~0_52) (= v_~z$w_buff1_used~0_228 0) (= 0 v_~z$r_buff1_thd0~0_88))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_17|, #valid=|v_#valid_74|, #memory_int=|v_#memory_int_18|, #length=|v_#length_26|} OutVars{ULTIMATE.start_main_#t~nondet32=|v_ULTIMATE.start_main_#t~nondet32_10|, ULTIMATE.start_main_~#t858~0.offset=|v_ULTIMATE.start_main_~#t858~0.offset_25|, ULTIMATE.start_main_#t~nondet34=|v_ULTIMATE.start_main_#t~nondet34_21|, ULTIMATE.start_main_~#t858~0.base=|v_ULTIMATE.start_main_~#t858~0.base_36|, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_143, #NULL.offset=|v_#NULL.offset_3|, ~a~0=v_~a~0_24, ~z$r_buff0_thd0~0=v_~z$r_buff0_thd0~0_82, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_49, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_42, #length=|v_#length_25|, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_52, ~z$mem_tmp~0=v_~z$mem_tmp~0_20, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_52, ULTIMATE.start_main_#t~ite39=|v_ULTIMATE.start_main_#t~ite39_27|, ULTIMATE.start_main_#t~ite35=|v_ULTIMATE.start_main_#t~ite35_35|, ULTIMATE.start_main_~#t860~0.offset=|v_ULTIMATE.start_main_~#t860~0.offset_19|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_228, ULTIMATE.start_main_#t~ite37=|v_ULTIMATE.start_main_#t~ite37_245|, ~z$flush_delayed~0=v_~z$flush_delayed~0_46, ~weak$$choice0~0=v_~weak$$choice0~0_13, #StackHeapBarrier=|v_#StackHeapBarrier_17|, ULTIMATE.start_main_#t~ite40=|v_ULTIMATE.start_main_#t~ite40_71|, ULTIMATE.start_main_~#t860~0.base=|v_ULTIMATE.start_main_~#t860~0.base_25|, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_25, ~z$read_delayed_var~0.base=v_~z$read_delayed_var~0.base_8, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_99, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_109, ULTIMATE.start_main_~#t859~0.base=|v_ULTIMATE.start_main_~#t859~0.base_31|, ~x~0=v_~x~0_31, ULTIMATE.start_main_#t~nondet33=|v_ULTIMATE.start_main_#t~nondet33_10|, ~z$read_delayed~0=v_~z$read_delayed~0_8, ~z$w_buff1~0=v_~z$w_buff1~0_118, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_38, ~z$read_delayed_var~0.offset=v_~z$read_delayed_var~0.offset_8, ULTIMATE.start_main_~#t859~0.offset=|v_ULTIMATE.start_main_~#t859~0.offset_19|, ~z$r_buff1_thd0~0=v_~z$r_buff1_thd0~0_88, ~y~0=v_~y~0_15, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_213, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_70, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_485, ~z$w_buff0~0=v_~z$w_buff0~0_173, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_76, ULTIMATE.start_main_#t~ite36=|v_ULTIMATE.start_main_#t~ite36_29|, ULTIMATE.start_main_#t~ite38=|v_ULTIMATE.start_main_#t~ite38_37|, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_23, #NULL.base=|v_#NULL.base_3|, ~b~0=v_~b~0_40, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_24|, #valid=|v_#valid_72|, #memory_int=|v_#memory_int_17|, ~z~0=v_~z~0_140, ~weak$$choice2~0=v_~weak$$choice2~0_95, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_25} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet32, ULTIMATE.start_main_~#t858~0.offset, ULTIMATE.start_main_#t~nondet34, ULTIMATE.start_main_~#t858~0.base, ~z$r_buff1_thd2~0, #NULL.offset, ~a~0, ~z$r_buff0_thd0~0, ~__unbuffered_p0_EAX~0, ~__unbuffered_p1_EAX~0, #length, ~__unbuffered_p2_EAX~0, ~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ULTIMATE.start_main_#t~ite39, ULTIMATE.start_main_#t~ite35, ULTIMATE.start_main_~#t860~0.offset, ~z$w_buff1_used~0, ULTIMATE.start_main_#t~ite37, ~z$flush_delayed~0, ~weak$$choice0~0, ULTIMATE.start_main_#t~ite40, ULTIMATE.start_main_~#t860~0.base, ~z$r_buff1_thd1~0, ~z$read_delayed_var~0.base, ~z$r_buff0_thd3~0, ~__unbuffered_cnt~0, ULTIMATE.start_main_~#t859~0.base, ~x~0, ULTIMATE.start_main_#t~nondet33, ~z$read_delayed~0, ~z$w_buff1~0, ~main$tmp_guard1~0, ~z$read_delayed_var~0.offset, ULTIMATE.start_main_~#t859~0.offset, ~z$r_buff1_thd0~0, ~y~0, ~z$r_buff0_thd2~0, ~__unbuffered_p1_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ULTIMATE.start_main_#t~ite36, ULTIMATE.start_main_#t~ite38, ~main$tmp_guard0~0, #NULL.base, ~b~0, ULTIMATE.start_main_#res, #valid, #memory_int, ~z~0, ~weak$$choice2~0, ~z$r_buff0_thd1~0] because there is no mapped edge [2019-11-28 18:12:14,815 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [693] [693] L832-1-->L834: Formula: (and (< |v_#StackHeapBarrier_10| |v_ULTIMATE.start_main_~#t859~0.base_10|) (= |v_#valid_29| (store |v_#valid_30| |v_ULTIMATE.start_main_~#t859~0.base_10| 1)) (not (= |v_ULTIMATE.start_main_~#t859~0.base_10| 0)) (= 0 |v_ULTIMATE.start_main_~#t859~0.offset_9|) (= |v_#length_13| (store |v_#length_14| |v_ULTIMATE.start_main_~#t859~0.base_10| 4)) (= |v_#memory_int_7| (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t859~0.base_10| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t859~0.base_10|) |v_ULTIMATE.start_main_~#t859~0.offset_9| 1))) (= 0 (select |v_#valid_30| |v_ULTIMATE.start_main_~#t859~0.base_10|))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_10|, #valid=|v_#valid_30|, #memory_int=|v_#memory_int_8|, #length=|v_#length_14|} OutVars{ULTIMATE.start_main_~#t859~0.offset=|v_ULTIMATE.start_main_~#t859~0.offset_9|, #StackHeapBarrier=|v_#StackHeapBarrier_10|, ULTIMATE.start_main_#t~nondet32=|v_ULTIMATE.start_main_#t~nondet32_5|, #valid=|v_#valid_29|, #memory_int=|v_#memory_int_7|, #length=|v_#length_13|, ULTIMATE.start_main_~#t859~0.base=|v_ULTIMATE.start_main_~#t859~0.base_10|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t859~0.offset, ULTIMATE.start_main_#t~nondet32, #valid, #memory_int, #length, ULTIMATE.start_main_~#t859~0.base] because there is no mapped edge [2019-11-28 18:12:14,816 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [704] [704] L834-1-->L836: Formula: (and (= (store |v_#length_18| |v_ULTIMATE.start_main_~#t860~0.base_13| 4) |v_#length_17|) (not (= 0 |v_ULTIMATE.start_main_~#t860~0.base_13|)) (= |v_#valid_35| (store |v_#valid_36| |v_ULTIMATE.start_main_~#t860~0.base_13| 1)) (= |v_ULTIMATE.start_main_~#t860~0.offset_11| 0) (< |v_#StackHeapBarrier_12| |v_ULTIMATE.start_main_~#t860~0.base_13|) (= |v_#memory_int_9| (store |v_#memory_int_10| |v_ULTIMATE.start_main_~#t860~0.base_13| (store (select |v_#memory_int_10| |v_ULTIMATE.start_main_~#t860~0.base_13|) |v_ULTIMATE.start_main_~#t860~0.offset_11| 2))) (= (select |v_#valid_36| |v_ULTIMATE.start_main_~#t860~0.base_13|) 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_12|, #valid=|v_#valid_36|, #memory_int=|v_#memory_int_10|, #length=|v_#length_18|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_12|, ULTIMATE.start_main_#t~nondet33=|v_ULTIMATE.start_main_#t~nondet33_6|, ULTIMATE.start_main_~#t860~0.base=|v_ULTIMATE.start_main_~#t860~0.base_13|, #valid=|v_#valid_35|, #memory_int=|v_#memory_int_9|, ULTIMATE.start_main_~#t860~0.offset=|v_ULTIMATE.start_main_~#t860~0.offset_11|, #length=|v_#length_17|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet33, ULTIMATE.start_main_~#t860~0.base, #valid, #memory_int, ULTIMATE.start_main_~#t860~0.offset, #length] because there is no mapped edge [2019-11-28 18:12:14,816 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [711] [711] P2ENTRY-->L4-3: Formula: (and (= 1 ~z$w_buff0_used~0_Out-2019983530) (= ~z$w_buff0~0_Out-2019983530 1) (= P2Thread1of1ForFork0___VERIFIER_assert_~expression_Out-2019983530 |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression_Out-2019983530|) (not (= P2Thread1of1ForFork0___VERIFIER_assert_~expression_Out-2019983530 0)) (= |P2Thread1of1ForFork0_#in~arg.offset_In-2019983530| P2Thread1of1ForFork0_~arg.offset_Out-2019983530) (= ~z$w_buff0~0_In-2019983530 ~z$w_buff1~0_Out-2019983530) (= (ite (not (and (not (= (mod ~z$w_buff0_used~0_Out-2019983530 256) 0)) (not (= (mod ~z$w_buff1_used~0_Out-2019983530 256) 0)))) 1 0) |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression_Out-2019983530|) (= P2Thread1of1ForFork0_~arg.base_Out-2019983530 |P2Thread1of1ForFork0_#in~arg.base_In-2019983530|) (= ~z$w_buff1_used~0_Out-2019983530 ~z$w_buff0_used~0_In-2019983530)) InVars {P2Thread1of1ForFork0_#in~arg.offset=|P2Thread1of1ForFork0_#in~arg.offset_In-2019983530|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-2019983530, ~z$w_buff0~0=~z$w_buff0~0_In-2019983530, P2Thread1of1ForFork0_#in~arg.base=|P2Thread1of1ForFork0_#in~arg.base_In-2019983530|} OutVars{P2Thread1of1ForFork0_~arg.base=P2Thread1of1ForFork0_~arg.base_Out-2019983530, P2Thread1of1ForFork0___VERIFIER_assert_#in~expression=|P2Thread1of1ForFork0___VERIFIER_assert_#in~expression_Out-2019983530|, P2Thread1of1ForFork0_#in~arg.offset=|P2Thread1of1ForFork0_#in~arg.offset_In-2019983530|, ~z$w_buff0_used~0=~z$w_buff0_used~0_Out-2019983530, ~z$w_buff0~0=~z$w_buff0~0_Out-2019983530, P2Thread1of1ForFork0_~arg.offset=P2Thread1of1ForFork0_~arg.offset_Out-2019983530, ~z$w_buff1_used~0=~z$w_buff1_used~0_Out-2019983530, ~z$w_buff1~0=~z$w_buff1~0_Out-2019983530, P2Thread1of1ForFork0_#in~arg.base=|P2Thread1of1ForFork0_#in~arg.base_In-2019983530|, P2Thread1of1ForFork0___VERIFIER_assert_~expression=P2Thread1of1ForFork0___VERIFIER_assert_~expression_Out-2019983530} AuxVars[] AssignedVars[P2Thread1of1ForFork0_~arg.base, P2Thread1of1ForFork0___VERIFIER_assert_#in~expression, ~z$w_buff0_used~0, ~z$w_buff0~0, P2Thread1of1ForFork0_~arg.offset, ~z$w_buff1_used~0, ~z$w_buff1~0, P2Thread1of1ForFork0___VERIFIER_assert_~expression] because there is no mapped edge [2019-11-28 18:12:14,818 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [692] [692] P0ENTRY-->P0EXIT: Formula: (and (= |v_P0Thread1of1ForFork1_#in~arg.base_13| v_P0Thread1of1ForFork1_~arg.base_11) (= v_~x~0_16 v_~__unbuffered_p0_EAX~0_17) (= 0 |v_P0Thread1of1ForFork1_#res.offset_7|) (= v_~__unbuffered_cnt~0_54 (+ v_~__unbuffered_cnt~0_55 1)) (= v_~b~0_23 1) (= 0 |v_P0Thread1of1ForFork1_#res.base_7|) (= v_P0Thread1of1ForFork1_~arg.offset_11 |v_P0Thread1of1ForFork1_#in~arg.offset_13|)) InVars {P0Thread1of1ForFork1_#in~arg.offset=|v_P0Thread1of1ForFork1_#in~arg.offset_13|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_55, P0Thread1of1ForFork1_#in~arg.base=|v_P0Thread1of1ForFork1_#in~arg.base_13|, ~x~0=v_~x~0_16} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_17, P0Thread1of1ForFork1_#res.offset=|v_P0Thread1of1ForFork1_#res.offset_7|, P0Thread1of1ForFork1_#in~arg.offset=|v_P0Thread1of1ForFork1_#in~arg.offset_13|, ~b~0=v_~b~0_23, P0Thread1of1ForFork1_#res.base=|v_P0Thread1of1ForFork1_#res.base_7|, P0Thread1of1ForFork1_~arg.offset=v_P0Thread1of1ForFork1_~arg.offset_11, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_54, P0Thread1of1ForFork1_#in~arg.base=|v_P0Thread1of1ForFork1_#in~arg.base_13|, ~x~0=v_~x~0_16, P0Thread1of1ForFork1_~arg.base=v_P0Thread1of1ForFork1_~arg.base_11} AuxVars[] AssignedVars[~__unbuffered_p0_EAX~0, P0Thread1of1ForFork1_#res.offset, ~b~0, P0Thread1of1ForFork1_#res.base, P0Thread1of1ForFork1_~arg.offset, ~__unbuffered_cnt~0, P0Thread1of1ForFork1_~arg.base] because there is no mapped edge [2019-11-28 18:12:14,819 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [675] [675] L810-->L810-2: Formula: (let ((.cse1 (= 0 (mod ~z$r_buff0_thd3~0_In1298864157 256))) (.cse0 (= 0 (mod ~z$w_buff0_used~0_In1298864157 256)))) (or (and (= ~z$w_buff0_used~0_In1298864157 |P2Thread1of1ForFork0_#t~ite28_Out1298864157|) (or .cse0 .cse1)) (and (not .cse1) (not .cse0) (= 0 |P2Thread1of1ForFork0_#t~ite28_Out1298864157|)))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In1298864157, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In1298864157} OutVars{P2Thread1of1ForFork0_#t~ite28=|P2Thread1of1ForFork0_#t~ite28_Out1298864157|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In1298864157, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In1298864157} AuxVars[] AssignedVars[P2Thread1of1ForFork0_#t~ite28] because there is no mapped edge [2019-11-28 18:12:14,820 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [682] [682] L811-->L811-2: Formula: (let ((.cse2 (= 0 (mod ~z$w_buff0_used~0_In-1588878822 256))) (.cse3 (= (mod ~z$r_buff0_thd3~0_In-1588878822 256) 0)) (.cse0 (= 0 (mod ~z$w_buff1_used~0_In-1588878822 256))) (.cse1 (= (mod ~z$r_buff1_thd3~0_In-1588878822 256) 0))) (or (and (or .cse0 .cse1) (or .cse2 .cse3) (= ~z$w_buff1_used~0_In-1588878822 |P2Thread1of1ForFork0_#t~ite29_Out-1588878822|)) (and (= |P2Thread1of1ForFork0_#t~ite29_Out-1588878822| 0) (or (and (not .cse2) (not .cse3)) (and (not .cse0) (not .cse1)))))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In-1588878822, ~z$r_buff1_thd3~0=~z$r_buff1_thd3~0_In-1588878822, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1588878822, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-1588878822} OutVars{~z$w_buff0_used~0=~z$w_buff0_used~0_In-1588878822, ~z$r_buff1_thd3~0=~z$r_buff1_thd3~0_In-1588878822, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1588878822, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-1588878822, P2Thread1of1ForFork0_#t~ite29=|P2Thread1of1ForFork0_#t~ite29_Out-1588878822|} AuxVars[] AssignedVars[P2Thread1of1ForFork0_#t~ite29] because there is no mapped edge [2019-11-28 18:12:14,821 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [674] [674] L812-->L813: Formula: (let ((.cse0 (= ~z$r_buff0_thd3~0_Out-635724523 ~z$r_buff0_thd3~0_In-635724523)) (.cse2 (= (mod ~z$w_buff0_used~0_In-635724523 256) 0)) (.cse1 (= (mod ~z$r_buff0_thd3~0_In-635724523 256) 0))) (or (and .cse0 .cse1) (and .cse0 .cse2) (and (not .cse2) (not .cse1) (= ~z$r_buff0_thd3~0_Out-635724523 0)))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In-635724523, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-635724523} OutVars{~z$w_buff0_used~0=~z$w_buff0_used~0_In-635724523, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_Out-635724523, P2Thread1of1ForFork0_#t~ite30=|P2Thread1of1ForFork0_#t~ite30_Out-635724523|} AuxVars[] AssignedVars[~z$r_buff0_thd3~0, P2Thread1of1ForFork0_#t~ite30] because there is no mapped edge [2019-11-28 18:12:14,822 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [680] [680] L813-->L813-2: Formula: (let ((.cse1 (= 0 (mod ~z$w_buff1_used~0_In-1062490305 256))) (.cse0 (= 0 (mod ~z$r_buff1_thd3~0_In-1062490305 256))) (.cse3 (= (mod ~z$r_buff0_thd3~0_In-1062490305 256) 0)) (.cse2 (= (mod ~z$w_buff0_used~0_In-1062490305 256) 0))) (or (and (= 0 |P2Thread1of1ForFork0_#t~ite31_Out-1062490305|) (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3)))) (and (= ~z$r_buff1_thd3~0_In-1062490305 |P2Thread1of1ForFork0_#t~ite31_Out-1062490305|) (or .cse1 .cse0) (or .cse3 .cse2)))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In-1062490305, ~z$r_buff1_thd3~0=~z$r_buff1_thd3~0_In-1062490305, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1062490305, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-1062490305} OutVars{~z$w_buff0_used~0=~z$w_buff0_used~0_In-1062490305, ~z$r_buff1_thd3~0=~z$r_buff1_thd3~0_In-1062490305, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1062490305, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-1062490305, P2Thread1of1ForFork0_#t~ite31=|P2Thread1of1ForFork0_#t~ite31_Out-1062490305|} AuxVars[] AssignedVars[P2Thread1of1ForFork0_#t~ite31] because there is no mapped edge [2019-11-28 18:12:14,822 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [707] [707] L813-2-->P2EXIT: Formula: (and (= v_~__unbuffered_cnt~0_102 (+ v_~__unbuffered_cnt~0_103 1)) (= |v_P2Thread1of1ForFork0_#res.base_3| 0) (= v_~z$r_buff1_thd3~0_63 |v_P2Thread1of1ForFork0_#t~ite31_50|) (= |v_P2Thread1of1ForFork0_#res.offset_3| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_103, P2Thread1of1ForFork0_#t~ite31=|v_P2Thread1of1ForFork0_#t~ite31_50|} OutVars{P2Thread1of1ForFork0_#res.base=|v_P2Thread1of1ForFork0_#res.base_3|, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_63, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_102, P2Thread1of1ForFork0_#t~ite31=|v_P2Thread1of1ForFork0_#t~ite31_49|, P2Thread1of1ForFork0_#res.offset=|v_P2Thread1of1ForFork0_#res.offset_3|} AuxVars[] AssignedVars[P2Thread1of1ForFork0_#res.base, ~z$r_buff1_thd3~0, ~__unbuffered_cnt~0, P2Thread1of1ForFork0_#t~ite31, P2Thread1of1ForFork0_#res.offset] because there is no mapped edge [2019-11-28 18:12:14,826 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [668] [668] L772-->L773: Formula: (and (not (= (mod v_~weak$$choice2~0_40 256) 0)) (= v_~z$r_buff0_thd2~0_102 v_~z$r_buff0_thd2~0_101)) InVars {~weak$$choice2~0=v_~weak$$choice2~0_40, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_102} OutVars{P1Thread1of1ForFork2_#t~ite19=|v_P1Thread1of1ForFork2_#t~ite19_16|, P1Thread1of1ForFork2_#t~ite20=|v_P1Thread1of1ForFork2_#t~ite20_10|, P1Thread1of1ForFork2_#t~ite21=|v_P1Thread1of1ForFork2_#t~ite21_7|, ~weak$$choice2~0=v_~weak$$choice2~0_40, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_101} AuxVars[] AssignedVars[P1Thread1of1ForFork2_#t~ite19, P1Thread1of1ForFork2_#t~ite20, P1Thread1of1ForFork2_#t~ite21, ~z$r_buff0_thd2~0] because there is no mapped edge [2019-11-28 18:12:14,828 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [618] [618] L775-->L783: Formula: (and (= v_~__unbuffered_cnt~0_14 (+ v_~__unbuffered_cnt~0_15 1)) (= 0 v_~z$flush_delayed~0_10) (not (= (mod v_~z$flush_delayed~0_11 256) 0)) (= v_~z~0_23 v_~z$mem_tmp~0_4)) InVars {~z$mem_tmp~0=v_~z$mem_tmp~0_4, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_15, ~z$flush_delayed~0=v_~z$flush_delayed~0_11} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_4, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_14, ~z$flush_delayed~0=v_~z$flush_delayed~0_10, ~z~0=v_~z~0_23, P1Thread1of1ForFork2_#t~ite25=|v_P1Thread1of1ForFork2_#t~ite25_11|} AuxVars[] AssignedVars[~__unbuffered_cnt~0, ~z$flush_delayed~0, ~z~0, P1Thread1of1ForFork2_#t~ite25] because there is no mapped edge [2019-11-28 18:12:14,828 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [648] [648] L836-1-->L842: Formula: (and (= v_~main$tmp_guard0~0_7 (ite (= 0 (ite (= 3 v_~__unbuffered_cnt~0_32) 1 0)) 0 1)) (not (= (mod v_~main$tmp_guard0~0_7 256) 0))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_32} OutVars{ULTIMATE.start_main_#t~nondet34=|v_ULTIMATE.start_main_#t~nondet34_6|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_32, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet34, ~main$tmp_guard0~0] because there is no mapped edge [2019-11-28 18:12:14,829 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [683] [683] L842-2-->L842-4: Formula: (let ((.cse1 (= 0 (mod ~z$r_buff1_thd0~0_In840390884 256))) (.cse0 (= 0 (mod ~z$w_buff1_used~0_In840390884 256)))) (or (and (not .cse0) (not .cse1) (= ~z$w_buff1~0_In840390884 |ULTIMATE.start_main_#t~ite35_Out840390884|)) (and (= ~z~0_In840390884 |ULTIMATE.start_main_#t~ite35_Out840390884|) (or .cse1 .cse0)))) InVars {~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In840390884, ~z$w_buff1_used~0=~z$w_buff1_used~0_In840390884, ~z$w_buff1~0=~z$w_buff1~0_In840390884, ~z~0=~z~0_In840390884} OutVars{~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In840390884, ULTIMATE.start_main_#t~ite35=|ULTIMATE.start_main_#t~ite35_Out840390884|, ~z$w_buff1_used~0=~z$w_buff1_used~0_In840390884, ~z$w_buff1~0=~z$w_buff1~0_In840390884, ~z~0=~z~0_In840390884} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite35] because there is no mapped edge [2019-11-28 18:12:14,830 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [604] [604] L842-4-->L843: Formula: (= v_~z~0_12 |v_ULTIMATE.start_main_#t~ite35_7|) InVars {ULTIMATE.start_main_#t~ite35=|v_ULTIMATE.start_main_#t~ite35_7|} OutVars{ULTIMATE.start_main_#t~ite35=|v_ULTIMATE.start_main_#t~ite35_6|, ULTIMATE.start_main_#t~ite36=|v_ULTIMATE.start_main_#t~ite36_6|, ~z~0=v_~z~0_12} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite35, ULTIMATE.start_main_#t~ite36, ~z~0] because there is no mapped edge [2019-11-28 18:12:14,830 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [671] [671] L843-->L843-2: Formula: (let ((.cse0 (= 0 (mod ~z$r_buff0_thd0~0_In1996113922 256))) (.cse1 (= 0 (mod ~z$w_buff0_used~0_In1996113922 256)))) (or (and (or .cse0 .cse1) (= |ULTIMATE.start_main_#t~ite37_Out1996113922| ~z$w_buff0_used~0_In1996113922)) (and (= 0 |ULTIMATE.start_main_#t~ite37_Out1996113922|) (not .cse0) (not .cse1)))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In1996113922, ~z$w_buff0_used~0=~z$w_buff0_used~0_In1996113922} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In1996113922, ~z$w_buff0_used~0=~z$w_buff0_used~0_In1996113922, ULTIMATE.start_main_#t~ite37=|ULTIMATE.start_main_#t~ite37_Out1996113922|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite37] because there is no mapped edge [2019-11-28 18:12:14,831 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [676] [676] L844-->L844-2: Formula: (let ((.cse3 (= 0 (mod ~z$w_buff1_used~0_In184688211 256))) (.cse2 (= (mod ~z$r_buff1_thd0~0_In184688211 256) 0)) (.cse1 (= (mod ~z$r_buff0_thd0~0_In184688211 256) 0)) (.cse0 (= 0 (mod ~z$w_buff0_used~0_In184688211 256)))) (or (and (= ~z$w_buff1_used~0_In184688211 |ULTIMATE.start_main_#t~ite38_Out184688211|) (or .cse0 .cse1) (or .cse2 .cse3)) (and (= 0 |ULTIMATE.start_main_#t~ite38_Out184688211|) (or (and (not .cse3) (not .cse2)) (and (not .cse1) (not .cse0)))))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In184688211, ~z$w_buff0_used~0=~z$w_buff0_used~0_In184688211, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In184688211, ~z$w_buff1_used~0=~z$w_buff1_used~0_In184688211} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In184688211, ~z$w_buff0_used~0=~z$w_buff0_used~0_In184688211, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In184688211, ~z$w_buff1_used~0=~z$w_buff1_used~0_In184688211, ULTIMATE.start_main_#t~ite38=|ULTIMATE.start_main_#t~ite38_Out184688211|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite38] because there is no mapped edge [2019-11-28 18:12:14,831 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [685] [685] L845-->L845-2: Formula: (let ((.cse1 (= (mod ~z$w_buff0_used~0_In852321971 256) 0)) (.cse0 (= (mod ~z$r_buff0_thd0~0_In852321971 256) 0))) (or (and (= |ULTIMATE.start_main_#t~ite39_Out852321971| ~z$r_buff0_thd0~0_In852321971) (or .cse0 .cse1)) (and (not .cse1) (= |ULTIMATE.start_main_#t~ite39_Out852321971| 0) (not .cse0)))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In852321971, ~z$w_buff0_used~0=~z$w_buff0_used~0_In852321971} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In852321971, ULTIMATE.start_main_#t~ite39=|ULTIMATE.start_main_#t~ite39_Out852321971|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In852321971} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite39] because there is no mapped edge [2019-11-28 18:12:14,832 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [677] [677] L846-->L846-2: Formula: (let ((.cse2 (= (mod ~z$r_buff0_thd0~0_In512059452 256) 0)) (.cse3 (= 0 (mod ~z$w_buff0_used~0_In512059452 256))) (.cse1 (= 0 (mod ~z$r_buff1_thd0~0_In512059452 256))) (.cse0 (= 0 (mod ~z$w_buff1_used~0_In512059452 256)))) (or (and (= |ULTIMATE.start_main_#t~ite40_Out512059452| 0) (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3)))) (and (or .cse2 .cse3) (= |ULTIMATE.start_main_#t~ite40_Out512059452| ~z$r_buff1_thd0~0_In512059452) (or .cse1 .cse0)))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In512059452, ~z$w_buff0_used~0=~z$w_buff0_used~0_In512059452, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In512059452, ~z$w_buff1_used~0=~z$w_buff1_used~0_In512059452} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In512059452, ULTIMATE.start_main_#t~ite40=|ULTIMATE.start_main_#t~ite40_Out512059452|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In512059452, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In512059452, ~z$w_buff1_used~0=~z$w_buff1_used~0_In512059452} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite40] because there is no mapped edge [2019-11-28 18:12:14,832 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [723] [723] L846-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= v_ULTIMATE.start___VERIFIER_assert_~expression_21 |v_ULTIMATE.start___VERIFIER_assert_#in~expression_15|) (= v_ULTIMATE.start___VERIFIER_assert_~expression_21 0) (= |v_ULTIMATE.start_main_#t~ite40_42| v_~z$r_buff1_thd0~0_71) (= v_~main$tmp_guard1~0_21 (ite (= 0 (ite (not (and (= v_~__unbuffered_p2_EBX~0_35 0) (= v_~__unbuffered_p1_EBX~0_48 0) (= 1 v_~__unbuffered_p1_EAX~0_25) (= 0 v_~__unbuffered_p0_EAX~0_35) (= 1 v_~__unbuffered_p2_EAX~0_35))) 1 0)) 0 1)) (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression_15| (mod v_~main$tmp_guard1~0_21 256))) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_35, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_48, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_35, ULTIMATE.start_main_#t~ite40=|v_ULTIMATE.start_main_#t~ite40_42|, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_25, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_35} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_35, ULTIMATE.start___VERIFIER_assert_~expression=v_ULTIMATE.start___VERIFIER_assert_~expression_21, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_48, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_35, ULTIMATE.start_main_#t~ite40=|v_ULTIMATE.start_main_#t~ite40_41|, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_25, ~z$r_buff1_thd0~0=v_~z$r_buff1_thd0~0_71, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_21, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_35, ULTIMATE.start___VERIFIER_assert_#in~expression=|v_ULTIMATE.start___VERIFIER_assert_#in~expression_15|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression, ULTIMATE.start_main_#t~ite40, ~z$r_buff1_thd0~0, ~main$tmp_guard1~0, ULTIMATE.start___VERIFIER_assert_#in~expression] because there is no mapped edge [2019-11-28 18:12:14,936 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 18:12:14,936 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 18:12:14,938 INFO L168 Benchmark]: Toolchain (without parser) took 22555.52 ms. Allocated memory was 1.0 GB in the beginning and 2.6 GB in the end (delta: 1.6 GB). Free memory was 951.0 MB in the beginning and 1.4 GB in the end (delta: -484.1 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2019-11-28 18:12:14,938 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 18:12:14,939 INFO L168 Benchmark]: CACSL2BoogieTranslator took 763.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -156.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. [2019-11-28 18:12:14,939 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-28 18:12:14,940 INFO L168 Benchmark]: Boogie Preprocessor took 37.52 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 18:12:14,940 INFO L168 Benchmark]: RCFGBuilder took 672.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 44.1 MB). Peak memory consumption was 44.1 MB. Max. memory is 11.5 GB. [2019-11-28 18:12:14,941 INFO L168 Benchmark]: TraceAbstraction took 20887.88 ms. Allocated memory was 1.2 GB in the beginning and 2.6 GB in the end (delta: 1.4 GB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -407.1 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2019-11-28 18:12:14,941 INFO L168 Benchmark]: Witness Printer took 129.46 ms. Allocated memory is still 2.6 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 11.5 GB. [2019-11-28 18:12:14,943 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 763.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -156.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 59.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.52 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 672.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 44.1 MB). Peak memory consumption was 44.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 20887.88 ms. Allocated memory was 1.2 GB in the beginning and 2.6 GB in the end (delta: 1.4 GB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -407.1 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. * Witness Printer took 129.46 ms. Allocated memory is still 2.6 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 4.9s, 156 ProgramPointsBefore, 75 ProgramPointsAfterwards, 181 TransitionsBefore, 85 TransitionsAfterwards, 11400 CoEnabledTransitionPairs, 8 FixpointIterations, 37 TrivialSequentialCompositions, 45 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 30 ConcurrentYvCompositions, 19 ChoiceCompositions, 4667 VarBasedMoverChecksPositive, 145 VarBasedMoverChecksNegative, 20 SemBasedMoverChecksPositive, 167 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.9s, 0 MoverChecksTotal, 50265 CheckedPairsTotal, 112 TotalNumberOfCompositions - CounterExampleResult [Line: 4]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L832] FCALL, FORK 0 pthread_create(&t858, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L834] FCALL, FORK 0 pthread_create(&t859, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L836] FCALL, FORK 0 pthread_create(&t860, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L793] 3 z$r_buff1_thd0 = z$r_buff0_thd0 [L794] 3 z$r_buff1_thd1 = z$r_buff0_thd1 [L795] 3 z$r_buff1_thd2 = z$r_buff0_thd2 [L796] 3 z$r_buff1_thd3 = z$r_buff0_thd3 [L797] 3 z$r_buff0_thd3 = (_Bool)1 [L800] 3 a = 1 [L803] 3 __unbuffered_p2_EAX = a [L806] 3 __unbuffered_p2_EBX = b VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L809] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L754] 2 x = 1 [L757] 2 y = 1 [L760] 2 __unbuffered_p1_EAX = y [L763] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L764] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L765] 2 z$flush_delayed = weak$$choice2 [L766] 2 z$mem_tmp = z VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=1, x=1, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L767] EXPR 2 !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff1) VAL [!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff1)=0, \result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=1, x=1, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L809] 3 z = z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L810] 3 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L767] 2 z = !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff1) [L811] 3 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L768] EXPR 2 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff0)) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=1, weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff0))=1, x=1, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L768] 2 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff0)) [L769] EXPR 2 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff1 : z$w_buff1)) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=1, weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff1 : z$w_buff1))=0, x=1, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L769] 2 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff1 : z$w_buff1)) [L770] EXPR 2 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used)) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=1, weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used))=0, x=1, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L770] 2 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used)) [L771] EXPR 2 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=1, weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0))=0, x=1, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L771] 2 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L773] EXPR 2 weak$$choice2 ? z$r_buff1_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff1_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=1, weak$$choice2 ? z$r_buff1_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff1_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0))=0, x=1, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L773] 2 z$r_buff1_thd2 = weak$$choice2 ? z$r_buff1_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff1_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L774] 2 __unbuffered_p1_EBX = z VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=1, x=1, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L842] 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) VAL [\result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=1, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L843] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L844] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L845] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 147 locations, 2 error locations. Result: UNSAFE, OverallTime: 20.5s, OverallIterations: 19, TraceHistogramMax: 1, AutomataDifference: 4.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 2134 SDtfs, 1722 SDslu, 3159 SDs, 0 SdLazy, 991 SolverSat, 73 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 74 GetRequests, 20 SyntacticMatches, 2 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21928occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 8.2s AutomataMinimizationTime, 18 MinimizatonAttempts, 16477 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 462 NumberOfCodeBlocks, 462 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 399 ConstructedInterpolants, 0 QuantifiedInterpolants, 64349 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 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...