./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/queue_ok_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_bc5f432b-d976-4040-a3ae-5643d35fa746/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bc5f432b-d976-4040-a3ae-5643d35fa746/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bc5f432b-d976-4040-a3ae-5643d35fa746/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bc5f432b-d976-4040-a3ae-5643d35fa746/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_bc5f432b-d976-4040-a3ae-5643d35fa746/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bc5f432b-d976-4040-a3ae-5643d35fa746/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5c46c278ae607027f4df82d67a2a6f18648f9927 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_bc5f432b-d976-4040-a3ae-5643d35fa746/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bc5f432b-d976-4040-a3ae-5643d35fa746/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bc5f432b-d976-4040-a3ae-5643d35fa746/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bc5f432b-d976-4040-a3ae-5643d35fa746/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_bc5f432b-d976-4040-a3ae-5643d35fa746/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bc5f432b-d976-4040-a3ae-5643d35fa746/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5c46c278ae607027f4df82d67a2a6f18648f9927 .......................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: null --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 21:45:28,140 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 21:45:28,141 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 21:45:28,149 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 21:45:28,149 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 21:45:28,150 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 21:45:28,151 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 21:45:28,152 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 21:45:28,153 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 21:45:28,153 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 21:45:28,154 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 21:45:28,154 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 21:45:28,155 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 21:45:28,156 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 21:45:28,156 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 21:45:28,157 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 21:45:28,158 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 21:45:28,159 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 21:45:28,160 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 21:45:28,162 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 21:45:28,162 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 21:45:28,163 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 21:45:28,165 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 21:45:28,165 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 21:45:28,165 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 21:45:28,166 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 21:45:28,167 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 21:45:28,167 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 21:45:28,168 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 21:45:28,168 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 21:45:28,168 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 21:45:28,168 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 21:45:28,169 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 21:45:28,169 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 21:45:28,169 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 21:45:28,169 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 21:45:28,170 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bc5f432b-d976-4040-a3ae-5643d35fa746/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-02 21:45:28,178 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 21:45:28,178 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 21:45:28,178 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 21:45:28,179 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 21:45:28,179 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 21:45:28,179 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 21:45:28,179 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 21:45:28,179 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-02 21:45:28,179 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 21:45:28,179 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 21:45:28,180 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-02 21:45:28,180 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-02 21:45:28,180 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 21:45:28,180 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 21:45:28,180 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 21:45:28,181 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 21:45:28,181 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 21:45:28,181 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 21:45:28,181 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 21:45:28,181 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 21:45:28,181 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 21:45:28,181 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 21:45:28,181 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 21:45:28,182 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 21:45:28,182 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 21:45:28,182 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 21:45:28,182 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 21:45:28,182 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 21:45:28,182 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 21:45:28,182 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 21:45:28,183 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 21:45:28,183 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 21:45:28,183 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-02 21:45:28,183 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 21:45:28,183 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 21:45:28,183 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 21:45:28,183 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_bc5f432b-d976-4040-a3ae-5643d35fa746/bin-2019/utaipan 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 -> Taipan 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 -> 5c46c278ae607027f4df82d67a2a6f18648f9927 [2018-12-02 21:45:28,207 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 21:45:28,216 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 21:45:28,219 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 21:45:28,220 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 21:45:28,220 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 21:45:28,221 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bc5f432b-d976-4040-a3ae-5643d35fa746/bin-2019/utaipan/../../sv-benchmarks/c/pthread/queue_ok_true-unreach-call.i [2018-12-02 21:45:28,261 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bc5f432b-d976-4040-a3ae-5643d35fa746/bin-2019/utaipan/data/7c12e55c6/b867e78d4b504c038a82783a478ab2e4/FLAG482540442 [2018-12-02 21:45:28,690 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 21:45:28,691 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bc5f432b-d976-4040-a3ae-5643d35fa746/sv-benchmarks/c/pthread/queue_ok_true-unreach-call.i [2018-12-02 21:45:28,701 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bc5f432b-d976-4040-a3ae-5643d35fa746/bin-2019/utaipan/data/7c12e55c6/b867e78d4b504c038a82783a478ab2e4/FLAG482540442 [2018-12-02 21:45:28,708 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bc5f432b-d976-4040-a3ae-5643d35fa746/bin-2019/utaipan/data/7c12e55c6/b867e78d4b504c038a82783a478ab2e4 [2018-12-02 21:45:28,710 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 21:45:28,711 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 21:45:28,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 21:45:28,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 21:45:28,714 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 21:45:28,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:45:28" (1/1) ... [2018-12-02 21:45:28,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7014c445 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:28, skipping insertion in model container [2018-12-02 21:45:28,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:45:28" (1/1) ... [2018-12-02 21:45:28,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 21:45:28,747 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 21:45:29,002 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 21:45:29,016 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 21:45:29,055 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 21:45:29,115 INFO L195 MainTranslator]: Completed translation [2018-12-02 21:45:29,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:29 WrapperNode [2018-12-02 21:45:29,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 21:45:29,116 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 21:45:29,116 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 21:45:29,116 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 21:45:29,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:29" (1/1) ... [2018-12-02 21:45:29,132 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:29" (1/1) ... [2018-12-02 21:45:29,149 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 21:45:29,149 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 21:45:29,149 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 21:45:29,149 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 21:45:29,155 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:29" (1/1) ... [2018-12-02 21:45:29,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:29" (1/1) ... [2018-12-02 21:45:29,158 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:29" (1/1) ... [2018-12-02 21:45:29,158 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:29" (1/1) ... [2018-12-02 21:45:29,164 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:29" (1/1) ... [2018-12-02 21:45:29,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:29" (1/1) ... [2018-12-02 21:45:29,168 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:29" (1/1) ... [2018-12-02 21:45:29,170 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 21:45:29,170 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 21:45:29,170 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 21:45:29,170 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 21:45:29,171 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bc5f432b-d976-4040-a3ae-5643d35fa746/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 21:45:29,203 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2018-12-02 21:45:29,203 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2018-12-02 21:45:29,203 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2018-12-02 21:45:29,203 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2018-12-02 21:45:29,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 21:45:29,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-02 21:45:29,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 21:45:29,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 21:45:29,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 21:45:29,203 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-12-02 21:45:29,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 21:45:29,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 21:45:29,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 21:45:29,204 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-02 21:45:29,504 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 21:45:29,504 INFO L280 CfgBuilder]: Removed 16 assue(true) statements. [2018-12-02 21:45:29,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:45:29 BoogieIcfgContainer [2018-12-02 21:45:29,504 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 21:45:29,505 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 21:45:29,505 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 21:45:29,507 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 21:45:29,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 09:45:28" (1/3) ... [2018-12-02 21:45:29,507 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74a165e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 09:45:29, skipping insertion in model container [2018-12-02 21:45:29,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:29" (2/3) ... [2018-12-02 21:45:29,507 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74a165e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 09:45:29, skipping insertion in model container [2018-12-02 21:45:29,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:45:29" (3/3) ... [2018-12-02 21:45:29,509 INFO L112 eAbstractionObserver]: Analyzing ICFG queue_ok_true-unreach-call.i [2018-12-02 21:45:29,533 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,534 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,534 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,534 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,534 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,534 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,534 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,534 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,535 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,535 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,535 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,535 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,535 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,535 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,535 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,535 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,536 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,536 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,536 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,536 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,536 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,536 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,536 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,536 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,536 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,536 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,536 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,537 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,537 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,537 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,537 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,537 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,537 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,537 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,537 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,537 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,537 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,537 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,537 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,538 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,538 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,538 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,538 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,538 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,542 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,542 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,542 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,542 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,543 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,543 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,543 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,543 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,543 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,543 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,543 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,543 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,543 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,543 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,544 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,544 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,544 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,544 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,544 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,544 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,544 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,545 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,545 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,545 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,545 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,545 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,545 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,545 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~ret51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,545 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,546 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,546 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,546 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~ret51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,546 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,546 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~ret51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,546 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,547 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,547 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,547 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,547 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,547 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,547 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,547 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,548 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,548 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,548 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,548 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,549 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,549 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~nondet52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,549 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~nondet52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,549 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,549 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,550 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,550 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,550 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,550 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,550 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,550 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,550 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,550 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,551 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,551 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,551 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,551 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,551 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,551 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,551 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,551 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,552 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,552 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,552 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,552 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,552 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,552 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,552 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,552 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,552 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,553 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,553 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,553 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,553 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,553 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,553 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,553 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,553 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,553 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~ret54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,553 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~ret54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,553 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~ret54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,553 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~ret54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,554 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~ret54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,554 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~ret54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,554 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,554 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,554 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,554 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~post53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,554 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,554 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~post53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,555 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,555 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,555 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,555 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,555 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,555 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,555 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,555 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,555 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,555 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,556 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,556 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~post53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,556 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,556 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,556 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,556 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,556 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,556 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,556 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,556 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,556 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,556 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,556 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,557 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,557 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,557 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,557 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,557 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,557 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,557 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,557 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,557 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,557 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,557 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,557 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,558 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,558 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,558 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,558 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,558 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,558 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,558 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,559 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,559 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,559 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,559 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,559 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,559 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,559 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,559 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,559 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,559 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,559 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,559 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,560 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,560 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,560 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,560 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,560 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,560 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,560 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,560 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,560 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~mem56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,560 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,561 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,561 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~mem56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,561 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,561 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~mem56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,561 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~mem56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,561 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~mem56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,561 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,561 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 21:45:29,569 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-02 21:45:29,569 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 21:45:29,574 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-12-02 21:45:29,583 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-12-02 21:45:29,599 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 21:45:29,599 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 21:45:29,599 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 21:45:29,599 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 21:45:29,599 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 21:45:29,600 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 21:45:29,600 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 21:45:29,600 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 21:45:29,610 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 232places, 244 transitions [2018-12-02 21:45:29,827 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 10829 states. [2018-12-02 21:45:29,828 INFO L276 IsEmpty]: Start isEmpty. Operand 10829 states. [2018-12-02 21:45:29,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-02 21:45:29,834 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 21:45:29,835 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 21:45:29,836 INFO L423 AbstractCegarLoop]: === Iteration 1 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 21:45:29,840 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 21:45:29,840 INFO L82 PathProgramCache]: Analyzing trace with hash 2144123670, now seen corresponding path program 1 times [2018-12-02 21:45:29,841 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 21:45:29,879 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 21:45:29,879 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 21:45:29,879 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 21:45:29,880 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 21:45:29,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:45:29,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:45:29,979 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 21:45:29,979 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-02 21:45:29,979 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 21:45:29,983 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-02 21:45:29,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-02 21:45:29,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 21:45:29,993 INFO L87 Difference]: Start difference. First operand 10829 states. Second operand 2 states. [2018-12-02 21:45:30,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 21:45:30,080 INFO L93 Difference]: Finished difference Result 10826 states and 29395 transitions. [2018-12-02 21:45:30,080 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-02 21:45:30,081 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 86 [2018-12-02 21:45:30,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 21:45:30,115 INFO L225 Difference]: With dead ends: 10826 [2018-12-02 21:45:30,115 INFO L226 Difference]: Without dead ends: 9791 [2018-12-02 21:45:30,116 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 21:45:30,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9791 states. [2018-12-02 21:45:30,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9791 to 9791. [2018-12-02 21:45:30,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9791 states. [2018-12-02 21:45:30,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9791 states to 9791 states and 26568 transitions. [2018-12-02 21:45:30,334 INFO L78 Accepts]: Start accepts. Automaton has 9791 states and 26568 transitions. Word has length 86 [2018-12-02 21:45:30,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 21:45:30,334 INFO L480 AbstractCegarLoop]: Abstraction has 9791 states and 26568 transitions. [2018-12-02 21:45:30,334 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-02 21:45:30,334 INFO L276 IsEmpty]: Start isEmpty. Operand 9791 states and 26568 transitions. [2018-12-02 21:45:30,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-02 21:45:30,344 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 21:45:30,344 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 21:45:30,345 INFO L423 AbstractCegarLoop]: === Iteration 2 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 21:45:30,345 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 21:45:30,345 INFO L82 PathProgramCache]: Analyzing trace with hash -1472282950, now seen corresponding path program 1 times [2018-12-02 21:45:30,345 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 21:45:30,347 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 21:45:30,347 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 21:45:30,347 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 21:45:30,348 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 21:45:30,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:45:30,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:45:30,428 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 21:45:30,428 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 21:45:30,428 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 21:45:30,429 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 21:45:30,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 21:45:30,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 21:45:30,430 INFO L87 Difference]: Start difference. First operand 9791 states and 26568 transitions. Second operand 3 states. [2018-12-02 21:45:30,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 21:45:30,447 INFO L93 Difference]: Finished difference Result 1958 states and 4561 transitions. [2018-12-02 21:45:30,447 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 21:45:30,447 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 139 [2018-12-02 21:45:30,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 21:45:30,451 INFO L225 Difference]: With dead ends: 1958 [2018-12-02 21:45:30,451 INFO L226 Difference]: Without dead ends: 1871 [2018-12-02 21:45:30,452 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 21:45:30,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1871 states. [2018-12-02 21:45:30,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1871 to 1871. [2018-12-02 21:45:30,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1871 states. [2018-12-02 21:45:30,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 1871 states and 4362 transitions. [2018-12-02 21:45:30,473 INFO L78 Accepts]: Start accepts. Automaton has 1871 states and 4362 transitions. Word has length 139 [2018-12-02 21:45:30,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 21:45:30,474 INFO L480 AbstractCegarLoop]: Abstraction has 1871 states and 4362 transitions. [2018-12-02 21:45:30,474 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 21:45:30,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 4362 transitions. [2018-12-02 21:45:30,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-02 21:45:30,476 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 21:45:30,476 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 21:45:30,476 INFO L423 AbstractCegarLoop]: === Iteration 3 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 21:45:30,476 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 21:45:30,477 INFO L82 PathProgramCache]: Analyzing trace with hash -1003028509, now seen corresponding path program 1 times [2018-12-02 21:45:30,477 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 21:45:30,478 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 21:45:30,478 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 21:45:30,478 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 21:45:30,479 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 21:45:30,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:45:30,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:45:30,521 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 21:45:30,521 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 21:45:30,521 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 21:45:30,521 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 21:45:30,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 21:45:30,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 21:45:30,522 INFO L87 Difference]: Start difference. First operand 1871 states and 4362 transitions. Second operand 3 states. [2018-12-02 21:45:30,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 21:45:30,550 INFO L93 Difference]: Finished difference Result 2483 states and 5842 transitions. [2018-12-02 21:45:30,550 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 21:45:30,551 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 149 [2018-12-02 21:45:30,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 21:45:30,555 INFO L225 Difference]: With dead ends: 2483 [2018-12-02 21:45:30,555 INFO L226 Difference]: Without dead ends: 2483 [2018-12-02 21:45:30,556 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 21:45:30,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2483 states. [2018-12-02 21:45:30,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2483 to 1889. [2018-12-02 21:45:30,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1889 states. [2018-12-02 21:45:30,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 1889 states and 4405 transitions. [2018-12-02 21:45:30,581 INFO L78 Accepts]: Start accepts. Automaton has 1889 states and 4405 transitions. Word has length 149 [2018-12-02 21:45:30,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 21:45:30,581 INFO L480 AbstractCegarLoop]: Abstraction has 1889 states and 4405 transitions. [2018-12-02 21:45:30,581 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 21:45:30,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 4405 transitions. [2018-12-02 21:45:30,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-02 21:45:30,584 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 21:45:30,584 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 21:45:30,584 INFO L423 AbstractCegarLoop]: === Iteration 4 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 21:45:30,584 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 21:45:30,585 INFO L82 PathProgramCache]: Analyzing trace with hash -345520833, now seen corresponding path program 1 times [2018-12-02 21:45:30,585 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 21:45:30,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 21:45:30,587 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 21:45:30,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 21:45:30,587 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 21:45:30,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:45:30,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:45:30,673 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 21:45:30,673 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 21:45:30,673 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 21:45:30,673 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 21:45:30,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 21:45:30,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 21:45:30,674 INFO L87 Difference]: Start difference. First operand 1889 states and 4405 transitions. Second operand 3 states. [2018-12-02 21:45:30,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 21:45:30,693 INFO L93 Difference]: Finished difference Result 1457 states and 3223 transitions. [2018-12-02 21:45:30,693 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 21:45:30,693 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 178 [2018-12-02 21:45:30,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 21:45:30,695 INFO L225 Difference]: With dead ends: 1457 [2018-12-02 21:45:30,696 INFO L226 Difference]: Without dead ends: 1433 [2018-12-02 21:45:30,696 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 21:45:30,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1433 states. [2018-12-02 21:45:30,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1433 to 1433. [2018-12-02 21:45:30,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1433 states. [2018-12-02 21:45:30,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 1433 states and 3165 transitions. [2018-12-02 21:45:30,712 INFO L78 Accepts]: Start accepts. Automaton has 1433 states and 3165 transitions. Word has length 178 [2018-12-02 21:45:30,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 21:45:30,713 INFO L480 AbstractCegarLoop]: Abstraction has 1433 states and 3165 transitions. [2018-12-02 21:45:30,713 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 21:45:30,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 3165 transitions. [2018-12-02 21:45:30,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-02 21:45:30,715 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 21:45:30,715 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 21:45:30,715 INFO L423 AbstractCegarLoop]: === Iteration 5 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 21:45:30,715 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 21:45:30,715 INFO L82 PathProgramCache]: Analyzing trace with hash 1726330671, now seen corresponding path program 1 times [2018-12-02 21:45:30,715 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 21:45:30,717 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 21:45:30,717 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 21:45:30,717 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 21:45:30,717 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 21:45:30,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:45:30,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:45:30,789 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 21:45:30,789 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 21:45:30,790 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: java.lang.UnsupportedOperationException: AbsInt only supports BoogieIcfgLocations and Codeblocks at the moment at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.extractInterpolants(BaseRefinementStrategy.java:391) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.handleInfeasibleCase(BaseRefinementStrategy.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:206) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:456) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:434) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: java.lang.UnsupportedOperationException: AbsInt only supports BoogieIcfgLocations and Codeblocks at the moment at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarAbsIntRunner.generateFixpoints(CegarAbsIntRunner.java:169) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseTaipanRefinementStrategy.constructInterpolantGenerator(BaseTaipanRefinementStrategy.java:379) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseTaipanRefinementStrategy.getInterpolantGenerator(BaseTaipanRefinementStrategy.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.extractInterpolants(BaseRefinementStrategy.java:380) ... 20 more [2018-12-02 21:45:30,792 INFO L168 Benchmark]: Toolchain (without parser) took 2081.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 187.7 MB). Free memory was 948.1 MB in the beginning and 1.1 GB in the end (delta: -130.5 MB). Peak memory consumption was 57.1 MB. Max. memory is 11.5 GB. [2018-12-02 21:45:30,793 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 21:45:30,794 INFO L168 Benchmark]: CACSL2BoogieTranslator took 403.77 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 948.1 MB in the beginning and 1.1 GB in the end (delta: -108.4 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. [2018-12-02 21:45:30,794 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.35 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 21:45:30,794 INFO L168 Benchmark]: Boogie Preprocessor took 20.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 21:45:30,794 INFO L168 Benchmark]: RCFGBuilder took 334.13 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 49.2 MB). Peak memory consumption was 49.2 MB. Max. memory is 11.5 GB. [2018-12-02 21:45:30,795 INFO L168 Benchmark]: TraceAbstraction took 1287.26 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 82.3 MB). Free memory was 996.5 MB in the beginning and 1.1 GB in the end (delta: -82.1 MB). Peak memory consumption was 165.8 kB. Max. memory is 11.5 GB. [2018-12-02 21:45:30,796 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 403.77 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 948.1 MB in the beginning and 1.1 GB in the end (delta: -108.4 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.35 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 334.13 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 49.2 MB). Peak memory consumption was 49.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1287.26 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 82.3 MB). Free memory was 996.5 MB in the beginning and 1.1 GB in the end (delta: -82.1 MB). Peak memory consumption was 165.8 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: java.lang.UnsupportedOperationException: AbsInt only supports BoogieIcfgLocations and Codeblocks at the moment de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: java.lang.UnsupportedOperationException: AbsInt only supports BoogieIcfgLocations and Codeblocks at the moment: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.extractInterpolants(BaseRefinementStrategy.java:391) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-02 21:45:32,171 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 21:45:32,173 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 21:45:32,182 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 21:45:32,182 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 21:45:32,183 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 21:45:32,184 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 21:45:32,185 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 21:45:32,186 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 21:45:32,187 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 21:45:32,187 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 21:45:32,187 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 21:45:32,188 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 21:45:32,189 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 21:45:32,190 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 21:45:32,190 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 21:45:32,191 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 21:45:32,192 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 21:45:32,193 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 21:45:32,194 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 21:45:32,195 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 21:45:32,196 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 21:45:32,197 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 21:45:32,198 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 21:45:32,198 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 21:45:32,198 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 21:45:32,199 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 21:45:32,200 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 21:45:32,200 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 21:45:32,201 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 21:45:32,201 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 21:45:32,202 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 21:45:32,202 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 21:45:32,202 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 21:45:32,202 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 21:45:32,203 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 21:45:32,203 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bc5f432b-d976-4040-a3ae-5643d35fa746/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-02 21:45:32,210 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 21:45:32,210 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 21:45:32,211 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 21:45:32,211 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 21:45:32,211 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 21:45:32,211 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 21:45:32,211 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 21:45:32,211 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 21:45:32,211 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 21:45:32,211 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 21:45:32,212 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 21:45:32,212 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 21:45:32,212 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 21:45:32,212 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 21:45:32,212 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 21:45:32,212 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 21:45:32,212 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 21:45:32,212 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 21:45:32,212 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 21:45:32,212 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 21:45:32,213 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 21:45:32,213 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 21:45:32,213 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 21:45:32,213 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 21:45:32,213 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 21:45:32,213 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 21:45:32,213 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 21:45:32,213 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 21:45:32,213 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 21:45:32,213 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 21:45:32,213 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 21:45:32,213 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 21:45:32,214 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 21:45:32,214 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 21:45:32,214 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 21:45:32,214 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_bc5f432b-d976-4040-a3ae-5643d35fa746/bin-2019/utaipan 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 -> Taipan 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 -> 5c46c278ae607027f4df82d67a2a6f18648f9927 [2018-12-02 21:45:32,232 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 21:45:32,242 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 21:45:32,244 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 21:45:32,246 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 21:45:32,246 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 21:45:32,246 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bc5f432b-d976-4040-a3ae-5643d35fa746/bin-2019/utaipan/../../sv-benchmarks/c/pthread/queue_ok_true-unreach-call.i [2018-12-02 21:45:32,286 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bc5f432b-d976-4040-a3ae-5643d35fa746/bin-2019/utaipan/data/8a1d85f8f/b3769bbba9094dcc906a64c5c33cd4bc/FLAG3c28100f5 [2018-12-02 21:45:32,662 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 21:45:32,663 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bc5f432b-d976-4040-a3ae-5643d35fa746/sv-benchmarks/c/pthread/queue_ok_true-unreach-call.i [2018-12-02 21:45:32,670 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bc5f432b-d976-4040-a3ae-5643d35fa746/bin-2019/utaipan/data/8a1d85f8f/b3769bbba9094dcc906a64c5c33cd4bc/FLAG3c28100f5 [2018-12-02 21:45:33,026 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bc5f432b-d976-4040-a3ae-5643d35fa746/bin-2019/utaipan/data/8a1d85f8f/b3769bbba9094dcc906a64c5c33cd4bc [2018-12-02 21:45:33,027 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 21:45:33,028 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 21:45:33,029 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 21:45:33,029 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 21:45:33,032 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 21:45:33,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:45:33" (1/1) ... [2018-12-02 21:45:33,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b4d691b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:33, skipping insertion in model container [2018-12-02 21:45:33,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:45:33" (1/1) ... [2018-12-02 21:45:33,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 21:45:33,062 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 21:45:33,309 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 21:45:33,327 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 21:45:33,391 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 21:45:33,392 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CTranslationUtil.extractNonAggregateNonUnionTypes(CTranslationUtil.java:470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getInitializationForOnHeapVariableOfAggregateOrUnionType(MemoryHandler.java:2813) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.makeOnHeapDefaultInitializationViaConstArray(InitializationHandler.java:814) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.initialize(InitializationHandler.java:254) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.initialize(InitializationHandler.java:194) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.PostProcessor.createUltimateInitProcedure(PostProcessor.java:639) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.PostProcessor.postProcess(PostProcessor.java:205) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:566) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:230) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:129) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-02 21:45:33,395 INFO L168 Benchmark]: Toolchain (without parser) took 367.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -176.8 MB). Peak memory consumption was 38.3 MB. Max. memory is 11.5 GB. [2018-12-02 21:45:33,396 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 21:45:33,397 INFO L168 Benchmark]: CACSL2BoogieTranslator took 365.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -176.8 MB). Peak memory consumption was 38.3 MB. Max. memory is 11.5 GB. [2018-12-02 21:45:33,398 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 365.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -176.8 MB). Peak memory consumption was 38.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: null de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: null: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CTranslationUtil.extractNonAggregateNonUnionTypes(CTranslationUtil.java:470) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...