./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread/bigshot_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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/bigshot_p.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e0b224264fe6eda5168cc89146d46294d9cf3822 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.1.25-9a8b2e8 [2020-10-20 02:42:28,096 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 02:42:28,098 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 02:42:28,132 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 02:42:28,133 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 02:42:28,143 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 02:42:28,146 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 02:42:28,158 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 02:42:28,160 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 02:42:28,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 02:42:28,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 02:42:28,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 02:42:28,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 02:42:28,171 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 02:42:28,174 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 02:42:28,175 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 02:42:28,176 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 02:42:28,178 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 02:42:28,181 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 02:42:28,185 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 02:42:28,191 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 02:42:28,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 02:42:28,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 02:42:28,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 02:42:28,199 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 02:42:28,200 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 02:42:28,200 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 02:42:28,201 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 02:42:28,201 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 02:42:28,202 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 02:42:28,203 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 02:42:28,203 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 02:42:28,204 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 02:42:28,205 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 02:42:28,206 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 02:42:28,206 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 02:42:28,207 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 02:42:28,207 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 02:42:28,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 02:42:28,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 02:42:28,209 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 02:42:28,210 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 02:42:28,238 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 02:42:28,238 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 02:42:28,240 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 02:42:28,240 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 02:42:28,240 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 02:42:28,240 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 02:42:28,241 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 02:42:28,241 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 02:42:28,241 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 02:42:28,241 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 02:42:28,242 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 02:42:28,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 02:42:28,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 02:42:28,243 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 02:42:28,243 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 02:42:28,243 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 02:42:28,243 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 02:42:28,244 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 02:42:28,244 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 02:42:28,244 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 02:42:28,244 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 02:42:28,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 02:42:28,245 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 02:42:28,245 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 02:42:28,246 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 02:42:28,246 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 02:42:28,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 02:42:28,246 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 02:42:28,247 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 02:42:28,247 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(reach_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 -> e0b224264fe6eda5168cc89146d46294d9cf3822 [2020-10-20 02:42:28,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 02:42:28,464 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 02:42:28,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 02:42:28,469 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 02:42:28,470 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 02:42:28,471 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/bigshot_p.i [2020-10-20 02:42:28,535 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26c11bc35/cafc57a536664154a2b0fde70e991ddf/FLAG70a47ede0 [2020-10-20 02:42:29,139 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 02:42:29,141 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/bigshot_p.i [2020-10-20 02:42:29,164 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26c11bc35/cafc57a536664154a2b0fde70e991ddf/FLAG70a47ede0 [2020-10-20 02:42:29,379 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26c11bc35/cafc57a536664154a2b0fde70e991ddf [2020-10-20 02:42:29,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 02:42:29,389 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 02:42:29,390 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 02:42:29,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 02:42:29,394 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 02:42:29,395 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 02:42:29" (1/1) ... [2020-10-20 02:42:29,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49e06251 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 02:42:29, skipping insertion in model container [2020-10-20 02:42:29,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 02:42:29" (1/1) ... [2020-10-20 02:42:29,406 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 02:42:29,476 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 02:42:29,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 02:42:29,983 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 02:42:30,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 02:42:30,257 INFO L208 MainTranslator]: Completed translation [2020-10-20 02:42:30,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 02:42:30 WrapperNode [2020-10-20 02:42:30,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 02:42:30,260 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 02:42:30,260 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 02:42:30,260 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 02:42:30,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 02:42:30" (1/1) ... [2020-10-20 02:42:30,290 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 02:42:30" (1/1) ... [2020-10-20 02:42:30,323 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 02:42:30,324 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 02:42:30,324 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 02:42:30,324 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 02:42:30,334 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 02:42:30" (1/1) ... [2020-10-20 02:42:30,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 02:42:30" (1/1) ... [2020-10-20 02:42:30,338 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 02:42:30" (1/1) ... [2020-10-20 02:42:30,338 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 02:42:30" (1/1) ... [2020-10-20 02:42:30,347 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 02:42:30" (1/1) ... [2020-10-20 02:42:30,351 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 02:42:30" (1/1) ... [2020-10-20 02:42:30,354 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 02:42:30" (1/1) ... [2020-10-20 02:42:30,358 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 02:42:30,359 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 02:42:30,359 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 02:42:30,359 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 02:42:30,360 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 02:42:30" (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 [2020-10-20 02:42:30,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 02:42:30,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-20 02:42:30,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-20 02:42:30,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-20 02:42:30,432 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-10-20 02:42:30,432 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-10-20 02:42:30,432 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-10-20 02:42:30,432 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-10-20 02:42:30,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-20 02:42:30,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-20 02:42:30,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 02:42:30,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 02:42:30,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 02:42:30,436 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-20 02:42:30,836 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 02:42:30,836 INFO L298 CfgBuilder]: Removed 12 assume(true) statements. [2020-10-20 02:42:30,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 02:42:30 BoogieIcfgContainer [2020-10-20 02:42:30,839 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 02:42:30,840 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 02:42:30,840 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 02:42:30,844 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 02:42:30,844 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 02:42:29" (1/3) ... [2020-10-20 02:42:30,845 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@532f6b40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 02:42:30, skipping insertion in model container [2020-10-20 02:42:30,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 02:42:30" (2/3) ... [2020-10-20 02:42:30,846 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@532f6b40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 02:42:30, skipping insertion in model container [2020-10-20 02:42:30,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 02:42:30" (3/3) ... [2020-10-20 02:42:30,848 INFO L111 eAbstractionObserver]: Analyzing ICFG bigshot_p.i [2020-10-20 02:42:30,860 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-20 02:42:30,861 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 02:42:30,870 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-20 02:42:30,871 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-20 02:42:30,900 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,901 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,901 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,901 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,902 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,902 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,902 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,903 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,903 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#ptr.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,903 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#product| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,903 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#sizeOfFields| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,904 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#amountOfFields| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,904 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#ptr.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,904 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#ptr.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,905 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,905 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,905 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,905 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,906 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,906 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,907 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,907 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,907 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,908 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,908 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,909 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,909 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,909 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,910 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,910 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,910 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,910 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,911 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,911 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,911 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,912 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,912 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,912 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,912 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,913 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,913 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,913 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,914 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,914 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,914 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,914 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,915 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,915 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,915 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,915 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,916 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,916 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,916 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,917 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,917 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,921 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,921 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#product| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,921 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,922 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,922 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,922 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#sizeOfFields| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,922 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,923 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#ptr.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,923 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,923 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#amountOfFields| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,923 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#ptr.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,931 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,931 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,931 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,932 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,932 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,932 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,932 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,932 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,932 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,933 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,933 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,933 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,934 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,934 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 02:42:30,960 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2020-10-20 02:42:30,975 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-20 02:42:31,000 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 02:42:31,000 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 02:42:31,001 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 02:42:31,001 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 02:42:31,001 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 02:42:31,001 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 02:42:31,001 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 02:42:31,001 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 02:42:31,016 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-20 02:42:31,019 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 80 places, 81 transitions, 184 flow [2020-10-20 02:42:31,022 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 80 places, 81 transitions, 184 flow [2020-10-20 02:42:31,024 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 80 places, 81 transitions, 184 flow [2020-10-20 02:42:31,077 INFO L129 PetriNetUnfolder]: 7/81 cut-off events. [2020-10-20 02:42:31,078 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-10-20 02:42:31,082 INFO L80 FinitePrefix]: Finished finitePrefix Result has 92 conditions, 81 events. 7/81 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 98 event pairs, 0 based on Foata normal form. 0/74 useless extension candidates. Maximal degree in co-relation 50. Up to 3 conditions per place. [2020-10-20 02:42:31,085 INFO L117 LiptonReduction]: Number of co-enabled transitions 568 [2020-10-20 02:42:33,103 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 68 [2020-10-20 02:42:33,469 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2020-10-20 02:42:33,582 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-10-20 02:42:33,691 INFO L132 LiptonReduction]: Checked pairs total: 1608 [2020-10-20 02:42:33,692 INFO L134 LiptonReduction]: Total number of compositions: 78 [2020-10-20 02:42:33,699 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 27 places, 25 transitions, 72 flow [2020-10-20 02:42:33,720 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 66 states. [2020-10-20 02:42:33,722 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states. [2020-10-20 02:42:33,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-20 02:42:33,731 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 02:42:33,732 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 02:42:33,733 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 02:42:33,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 02:42:33,739 INFO L82 PathProgramCache]: Analyzing trace with hash 53631830, now seen corresponding path program 1 times [2020-10-20 02:42:33,749 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 02:42:33,750 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839245561] [2020-10-20 02:42:33,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 02:42:33,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 02:42:33,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 02:42:33,984 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839245561] [2020-10-20 02:42:33,985 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 02:42:33,985 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 02:42:33,986 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22117781] [2020-10-20 02:42:33,991 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-20 02:42:33,991 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 02:42:34,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-20 02:42:34,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-20 02:42:34,010 INFO L87 Difference]: Start difference. First operand 66 states. Second operand 4 states. [2020-10-20 02:42:34,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 02:42:34,080 INFO L93 Difference]: Finished difference Result 66 states and 131 transitions. [2020-10-20 02:42:34,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-20 02:42:34,082 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2020-10-20 02:42:34,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 02:42:34,094 INFO L225 Difference]: With dead ends: 66 [2020-10-20 02:42:34,094 INFO L226 Difference]: Without dead ends: 65 [2020-10-20 02:42:34,096 INFO L677 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 [2020-10-20 02:42:34,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2020-10-20 02:42:34,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2020-10-20 02:42:34,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2020-10-20 02:42:34,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 130 transitions. [2020-10-20 02:42:34,139 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 130 transitions. Word has length 14 [2020-10-20 02:42:34,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 02:42:34,140 INFO L481 AbstractCegarLoop]: Abstraction has 65 states and 130 transitions. [2020-10-20 02:42:34,140 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-20 02:42:34,140 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 130 transitions. [2020-10-20 02:42:34,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-20 02:42:34,143 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 02:42:34,144 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 02:42:34,144 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 02:42:34,144 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 02:42:34,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 02:42:34,145 INFO L82 PathProgramCache]: Analyzing trace with hash -888861182, now seen corresponding path program 2 times [2020-10-20 02:42:34,145 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 02:42:34,146 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298703606] [2020-10-20 02:42:34,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 02:42:34,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 02:42:34,186 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 02:42:34,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 02:42:34,226 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 02:42:34,265 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 02:42:34,265 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-20 02:42:34,267 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 02:42:34,268 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-20 02:42:34,278 WARN L124 codingBacktranslator]: Skipped backtranslation of ATE [280] [280] L1118-->L1118-6: Formula: (let ((.cse3 (= ~v~0.base_In-1401045496 0)) (.cse4 (= ~v~0.offset_In-1401045496 0)) (.cse2 (= |ULTIMATE.start___VERIFIER_assert_#in~expression_Out-1401045496| 1))) (or (let ((.cse1 (not |ULTIMATE.start_main_#t~short13_Out-1401045496|))) (and (= (select (select |#memory_int_In-1401045496| ~v~0.base_In-1401045496) ~v~0.offset_In-1401045496) |ULTIMATE.start_main_#t~mem12_Out-1401045496|) (let ((.cse0 (= 66 |ULTIMATE.start_main_#t~mem12_Out-1401045496|))) (or (and (not .cse0) .cse1) (and .cse0 |ULTIMATE.start_main_#t~short13_Out-1401045496|))) (or (and .cse2 |ULTIMATE.start_main_#t~short13_Out-1401045496|) (and (= |ULTIMATE.start___VERIFIER_assert_#in~expression_Out-1401045496| 0) .cse1)) (or (not .cse3) (not .cse4)))) (and .cse3 .cse4 .cse2 (= |ULTIMATE.start_main_#t~mem12_In-1401045496| |ULTIMATE.start_main_#t~mem12_Out-1401045496|) |ULTIMATE.start_main_#t~short13_Out-1401045496|))) InVars {ULTIMATE.start_main_#t~mem12=|ULTIMATE.start_main_#t~mem12_In-1401045496|, ~v~0.offset=~v~0.offset_In-1401045496, #memory_int=|#memory_int_In-1401045496|, ~v~0.base=~v~0.base_In-1401045496} OutVars{ULTIMATE.start_main_#t~mem12=|ULTIMATE.start_main_#t~mem12_Out-1401045496|, ~v~0.offset=~v~0.offset_In-1401045496, #memory_int=|#memory_int_In-1401045496|, ULTIMATE.start_main_#t~short13=|ULTIMATE.start_main_#t~short13_Out-1401045496|, ~v~0.base=~v~0.base_In-1401045496, ULTIMATE.start___VERIFIER_assert_#in~expression=|ULTIMATE.start___VERIFIER_assert_#in~expression_Out-1401045496|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem12, ULTIMATE.start_main_#t~short13, ULTIMATE.start___VERIFIER_assert_#in~expression] because there is no mapped edge [2020-10-20 02:42:34,289 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,290 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,291 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,292 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,292 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,293 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,293 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,294 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,294 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,295 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,296 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,296 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,297 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,297 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,298 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,298 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,299 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,300 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,300 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,301 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,301 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,302 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,302 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,303 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 02:42:34 BasicIcfg [2020-10-20 02:42:34,323 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 02:42:34,323 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 02:42:34,323 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 02:42:34,324 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 02:42:34,324 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 02:42:30" (3/4) ... [2020-10-20 02:42:34,327 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-10-20 02:42:34,332 WARN L124 codingBacktranslator]: Skipped backtranslation of ATE [280] [280] L1118-->L1118-6: Formula: (let ((.cse3 (= ~v~0.base_In-1401045496 0)) (.cse4 (= ~v~0.offset_In-1401045496 0)) (.cse2 (= |ULTIMATE.start___VERIFIER_assert_#in~expression_Out-1401045496| 1))) (or (let ((.cse1 (not |ULTIMATE.start_main_#t~short13_Out-1401045496|))) (and (= (select (select |#memory_int_In-1401045496| ~v~0.base_In-1401045496) ~v~0.offset_In-1401045496) |ULTIMATE.start_main_#t~mem12_Out-1401045496|) (let ((.cse0 (= 66 |ULTIMATE.start_main_#t~mem12_Out-1401045496|))) (or (and (not .cse0) .cse1) (and .cse0 |ULTIMATE.start_main_#t~short13_Out-1401045496|))) (or (and .cse2 |ULTIMATE.start_main_#t~short13_Out-1401045496|) (and (= |ULTIMATE.start___VERIFIER_assert_#in~expression_Out-1401045496| 0) .cse1)) (or (not .cse3) (not .cse4)))) (and .cse3 .cse4 .cse2 (= |ULTIMATE.start_main_#t~mem12_In-1401045496| |ULTIMATE.start_main_#t~mem12_Out-1401045496|) |ULTIMATE.start_main_#t~short13_Out-1401045496|))) InVars {ULTIMATE.start_main_#t~mem12=|ULTIMATE.start_main_#t~mem12_In-1401045496|, ~v~0.offset=~v~0.offset_In-1401045496, #memory_int=|#memory_int_In-1401045496|, ~v~0.base=~v~0.base_In-1401045496} OutVars{ULTIMATE.start_main_#t~mem12=|ULTIMATE.start_main_#t~mem12_Out-1401045496|, ~v~0.offset=~v~0.offset_In-1401045496, #memory_int=|#memory_int_In-1401045496|, ULTIMATE.start_main_#t~short13=|ULTIMATE.start_main_#t~short13_Out-1401045496|, ~v~0.base=~v~0.base_In-1401045496, ULTIMATE.start___VERIFIER_assert_#in~expression=|ULTIMATE.start___VERIFIER_assert_#in~expression_Out-1401045496|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem12, ULTIMATE.start_main_#t~short13, ULTIMATE.start___VERIFIER_assert_#in~expression] because there is no mapped edge [2020-10-20 02:42:34,334 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,335 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,335 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,335 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,336 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,336 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,336 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,337 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,337 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,337 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,338 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,338 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,338 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,339 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,339 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,339 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,340 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,340 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,340 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,341 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,341 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,342 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,342 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,342 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 02:42:34,395 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 02:42:34,395 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 02:42:34,397 INFO L168 Benchmark]: Toolchain (without parser) took 5012.83 ms. Allocated memory was 34.6 MB in the beginning and 76.0 MB in the end (delta: 41.4 MB). Free memory was 9.2 MB in the beginning and 12.7 MB in the end (delta: -3.5 MB). Peak memory consumption was 37.9 MB. Max. memory is 14.3 GB. [2020-10-20 02:42:34,398 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 33.0 MB. Free memory was 18.1 MB in the beginning and 18.0 MB in the end (delta: 41.5 kB). Peak memory consumption was 41.5 kB. Max. memory is 14.3 GB. [2020-10-20 02:42:34,399 INFO L168 Benchmark]: CACSL2BoogieTranslator took 868.57 ms. Allocated memory was 34.6 MB in the beginning and 50.9 MB in the end (delta: 16.3 MB). Free memory was 8.4 MB in the beginning and 32.4 MB in the end (delta: -24.0 MB). Peak memory consumption was 11.5 MB. Max. memory is 14.3 GB. [2020-10-20 02:42:34,400 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.36 ms. Allocated memory is still 50.9 MB. Free memory was 32.4 MB in the beginning and 30.1 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 14.3 GB. [2020-10-20 02:42:34,401 INFO L168 Benchmark]: Boogie Preprocessor took 34.81 ms. Allocated memory is still 50.9 MB. Free memory was 30.1 MB in the beginning and 28.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 14.3 GB. [2020-10-20 02:42:34,401 INFO L168 Benchmark]: RCFGBuilder took 480.12 ms. Allocated memory is still 50.9 MB. Free memory was 28.1 MB in the beginning and 19.9 MB in the end (delta: 8.2 MB). Peak memory consumption was 19.6 MB. Max. memory is 14.3 GB. [2020-10-20 02:42:34,402 INFO L168 Benchmark]: TraceAbstraction took 3482.88 ms. Allocated memory was 50.9 MB in the beginning and 76.0 MB in the end (delta: 25.2 MB). Free memory was 19.5 MB in the beginning and 19.4 MB in the end (delta: 75.0 kB). Peak memory consumption was 25.2 MB. Max. memory is 14.3 GB. [2020-10-20 02:42:34,403 INFO L168 Benchmark]: Witness Printer took 72.22 ms. Allocated memory is still 76.0 MB. Free memory was 19.4 MB in the beginning and 12.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 14.3 GB. [2020-10-20 02:42:34,407 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 33.0 MB. Free memory was 18.1 MB in the beginning and 18.0 MB in the end (delta: 41.5 kB). Peak memory consumption was 41.5 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 868.57 ms. Allocated memory was 34.6 MB in the beginning and 50.9 MB in the end (delta: 16.3 MB). Free memory was 8.4 MB in the beginning and 32.4 MB in the end (delta: -24.0 MB). Peak memory consumption was 11.5 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 63.36 ms. Allocated memory is still 50.9 MB. Free memory was 32.4 MB in the beginning and 30.1 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 34.81 ms. Allocated memory is still 50.9 MB. Free memory was 30.1 MB in the beginning and 28.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 14.3 GB. * RCFGBuilder took 480.12 ms. Allocated memory is still 50.9 MB. Free memory was 28.1 MB in the beginning and 19.9 MB in the end (delta: 8.2 MB). Peak memory consumption was 19.6 MB. Max. memory is 14.3 GB. * TraceAbstraction took 3482.88 ms. Allocated memory was 50.9 MB in the beginning and 76.0 MB in the end (delta: 25.2 MB). Free memory was 19.5 MB in the beginning and 19.4 MB in the end (delta: 75.0 kB). Peak memory consumption was 25.2 MB. Max. memory is 14.3 GB. * Witness Printer took 72.22 ms. Allocated memory is still 76.0 MB. Free memory was 19.4 MB in the beginning and 12.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 427 VarBasedMoverChecksPositive, 25 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 25 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.1s, 59 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 2.6s, 80 PlacesBefore, 27 PlacesAfterwards, 81 TransitionsBefore, 25 TransitionsAfterwards, 568 CoEnabledTransitionPairs, 6 FixpointIterations, 41 TrivialSequentialCompositions, 18 ConcurrentSequentialCompositions, 8 TrivialYvCompositions, 8 ConcurrentYvCompositions, 3 ChoiceCompositions, 78 TotalNumberOfCompositions, 1608 MoverChecksTotal - CounterExampleResult [Line: 12]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L1100] 0 char *v; [L1113] 0 pthread_t t1, t2; [L1114] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [v={0:0}] [L1115] FCALL, FORK 0 pthread_create(&t2, 0, thread2, 0) VAL [v={0:0}] [L1108] COND FALSE 2 !(\read(*v)) [L1109] 2 return 0; [L1103] 1 v = calloc(8, sizeof(char)) [L1104] 1 return 0; [L1116] 0 \read(t1) VAL [v={3:0}] [L1116] FCALL, JOIN 1 pthread_join(t1, 0) VAL [v={3:0}] [L1117] 0 \read(t2) VAL [v={3:0}] [L1117] FCALL, JOIN 2 pthread_join(t2, 0) VAL [v={3:0}] [L1099] COND TRUE 0 !expression [L12] COND FALSE 0 !(0) [L12] 0 __assert_fail ("0", "bigshot_p.c", 3, __extension__ __PRETTY_FUNCTION__) VAL [v={3:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 74 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 3.2s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.7s, HoareTripleCheckerStatistics: 38 SDtfs, 36 SDslu, 33 SDs, 0 SdLazy, 13 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=66occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 13 ConstructedInterpolants, 0 QuantifiedInterpolants, 325 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...