./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_215c465c-0f43-4792-9115-a86d1b17c537/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_215c465c-0f43-4792-9115-a86d1b17c537/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_215c465c-0f43-4792-9115-a86d1b17c537/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_215c465c-0f43-4792-9115-a86d1b17c537/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_215c465c-0f43-4792-9115-a86d1b17c537/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_215c465c-0f43-4792-9115-a86d1b17c537/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_215c465c-0f43-4792-9115-a86d1b17c537/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_215c465c-0f43-4792-9115-a86d1b17c537/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_215c465c-0f43-4792-9115-a86d1b17c537/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_215c465c-0f43-4792-9115-a86d1b17c537/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_215c465c-0f43-4792-9115-a86d1b17c537/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_215c465c-0f43-4792-9115-a86d1b17c537/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 [2018-12-08 19:07:09,919 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 19:07:09,920 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 19:07:09,926 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 19:07:09,926 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 19:07:09,927 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 19:07:09,927 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 19:07:09,928 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 19:07:09,929 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 19:07:09,929 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 19:07:09,930 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 19:07:09,930 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 19:07:09,930 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 19:07:09,931 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 19:07:09,931 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 19:07:09,932 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 19:07:09,932 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 19:07:09,933 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 19:07:09,934 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 19:07:09,934 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 19:07:09,935 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 19:07:09,935 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 19:07:09,936 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 19:07:09,937 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 19:07:09,937 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 19:07:09,937 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 19:07:09,938 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 19:07:09,938 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 19:07:09,938 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 19:07:09,939 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 19:07:09,939 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 19:07:09,939 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 19:07:09,939 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 19:07:09,939 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 19:07:09,940 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 19:07:09,940 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 19:07:09,940 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_215c465c-0f43-4792-9115-a86d1b17c537/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-08 19:07:09,948 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 19:07:09,948 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 19:07:09,948 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 19:07:09,948 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 19:07:09,948 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-08 19:07:09,948 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-08 19:07:09,949 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-08 19:07:09,949 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-08 19:07:09,949 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-08 19:07:09,949 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-08 19:07:09,949 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-08 19:07:09,949 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-08 19:07:09,949 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-08 19:07:09,949 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 19:07:09,949 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 19:07:09,950 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 19:07:09,950 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 19:07:09,950 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 19:07:09,950 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 19:07:09,950 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 19:07:09,950 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 19:07:09,950 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 19:07:09,950 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 19:07:09,950 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 19:07:09,950 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 19:07:09,950 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 19:07:09,950 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 19:07:09,950 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 19:07:09,951 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 19:07:09,951 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 19:07:09,951 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 19:07:09,951 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 19:07:09,951 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-08 19:07:09,951 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 19:07:09,951 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 19:07:09,951 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-08 19:07:09,951 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_215c465c-0f43-4792-9115-a86d1b17c537/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 [2018-12-08 19:07:09,968 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 19:07:09,975 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 19:07:09,977 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 19:07:09,978 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 19:07:09,978 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 19:07:09,978 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_215c465c-0f43-4792-9115-a86d1b17c537/bin-2019/utaipan/../../sv-benchmarks/c/pthread/queue_ok_true-unreach-call.i [2018-12-08 19:07:10,013 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_215c465c-0f43-4792-9115-a86d1b17c537/bin-2019/utaipan/data/a8b9f8488/df58a5a8fe334618b35ca6b02a47625f/FLAG3c98cbf9f [2018-12-08 19:07:10,473 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 19:07:10,474 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_215c465c-0f43-4792-9115-a86d1b17c537/sv-benchmarks/c/pthread/queue_ok_true-unreach-call.i [2018-12-08 19:07:10,481 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_215c465c-0f43-4792-9115-a86d1b17c537/bin-2019/utaipan/data/a8b9f8488/df58a5a8fe334618b35ca6b02a47625f/FLAG3c98cbf9f [2018-12-08 19:07:10,490 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_215c465c-0f43-4792-9115-a86d1b17c537/bin-2019/utaipan/data/a8b9f8488/df58a5a8fe334618b35ca6b02a47625f [2018-12-08 19:07:10,492 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 19:07:10,493 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 19:07:10,493 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 19:07:10,494 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 19:07:10,495 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 19:07:10,496 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 07:07:10" (1/1) ... [2018-12-08 19:07:10,498 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 08.12 07:07:10, skipping insertion in model container [2018-12-08 19:07:10,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 07:07:10" (1/1) ... [2018-12-08 19:07:10,502 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 19:07:10,523 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 19:07:10,778 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 19:07:10,788 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 19:07:10,817 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 19:07:10,875 INFO L195 MainTranslator]: Completed translation [2018-12-08 19:07:10,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:07:10 WrapperNode [2018-12-08 19:07:10,875 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 19:07:10,875 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 19:07:10,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 19:07:10,876 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 19:07:10,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:07:10" (1/1) ... [2018-12-08 19:07:10,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:07:10" (1/1) ... [2018-12-08 19:07:10,909 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 19:07:10,910 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 19:07:10,910 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 19:07:10,910 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 19:07:10,916 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:07:10" (1/1) ... [2018-12-08 19:07:10,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:07:10" (1/1) ... [2018-12-08 19:07:10,918 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:07:10" (1/1) ... [2018-12-08 19:07:10,919 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:07:10" (1/1) ... [2018-12-08 19:07:10,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:07:10" (1/1) ... [2018-12-08 19:07:10,928 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:07:10" (1/1) ... [2018-12-08 19:07:10,929 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:07:10" (1/1) ... [2018-12-08 19:07:10,931 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 19:07:10,932 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 19:07:10,932 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 19:07:10,932 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 19:07:10,932 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:07:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_215c465c-0f43-4792-9115-a86d1b17c537/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 [2018-12-08 19:07:10,973 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2018-12-08 19:07:10,973 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2018-12-08 19:07:10,973 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2018-12-08 19:07:10,974 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2018-12-08 19:07:10,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 19:07:10,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-08 19:07:10,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 19:07:10,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 19:07:10,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 19:07:10,974 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-12-08 19:07:10,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 19:07:10,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 19:07:10,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 19:07:10,976 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-08 19:07:11,353 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 19:07:11,353 INFO L280 CfgBuilder]: Removed 16 assue(true) statements. [2018-12-08 19:07:11,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:07:11 BoogieIcfgContainer [2018-12-08 19:07:11,354 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 19:07:11,354 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 19:07:11,354 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 19:07:11,356 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 19:07:11,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 07:07:10" (1/3) ... [2018-12-08 19:07:11,357 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 08.12 07:07:11, skipping insertion in model container [2018-12-08 19:07:11,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:07:10" (2/3) ... [2018-12-08 19:07:11,357 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 08.12 07:07:11, skipping insertion in model container [2018-12-08 19:07:11,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:07:11" (3/3) ... [2018-12-08 19:07:11,358 INFO L112 eAbstractionObserver]: Analyzing ICFG queue_ok_true-unreach-call.i [2018-12-08 19:07:11,384 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,384 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,384 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,384 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,385 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,385 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,385 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,385 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,385 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,385 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,385 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,385 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,386 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,386 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,386 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,386 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,386 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,386 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,386 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,386 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,386 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,386 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,387 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,387 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,387 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,387 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,387 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,387 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,387 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,387 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,387 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,387 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,387 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,387 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,387 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,387 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,387 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,388 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,388 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,388 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,388 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,388 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,388 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,388 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,388 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,388 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,388 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,388 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,389 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,389 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,389 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,389 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,389 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,389 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,389 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,389 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,389 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,389 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,389 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,390 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,390 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,390 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,390 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,390 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,390 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,390 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,390 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,390 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,390 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,390 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,390 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,391 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~ret51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,391 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,391 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,391 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,391 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~ret51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,391 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,391 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~ret51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,391 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_enqueue_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,391 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,391 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,391 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,391 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,392 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,392 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,392 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,392 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,392 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,392 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,392 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,393 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,393 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~nondet52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,393 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~nondet52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,393 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,393 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,393 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,393 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,393 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,393 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,393 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,394 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,394 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,394 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,394 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,394 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,394 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,394 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,394 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,394 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,394 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,394 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,394 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,394 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,395 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,395 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,395 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,395 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,395 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,395 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,395 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,395 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,395 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,395 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,395 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,395 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,396 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,396 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,396 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,396 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~ret54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,396 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~ret54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,396 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~ret54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,396 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~ret54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,396 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~ret54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,396 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~ret54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,396 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,396 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,396 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,397 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~post53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,397 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,397 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~post53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,397 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,397 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,397 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,397 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,397 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,397 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,397 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,397 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,397 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,397 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,398 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,398 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~post53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,398 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,398 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,398 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,398 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,398 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,398 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,398 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,398 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,398 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,398 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,398 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,398 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,399 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,399 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,399 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,399 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,399 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,399 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,399 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,399 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,399 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,399 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,399 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,399 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,400 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,400 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,400 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,400 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,400 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,400 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,400 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,400 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,400 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,400 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,400 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,400 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,400 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,401 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,401 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,401 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,401 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,401 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,401 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,401 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,401 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,401 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,401 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,401 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,401 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,401 WARN L317 ript$VariableManager]: TermVariabe Thread1_t2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,402 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~mem56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,402 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_dequeue_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,402 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,402 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~mem56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,402 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,402 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~mem56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,402 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~mem56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,402 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~mem56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,402 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,402 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:07:11,413 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-08 19:07:11,413 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 19:07:11,420 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-12-08 19:07:11,432 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-12-08 19:07:11,451 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 19:07:11,451 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 19:07:11,451 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 19:07:11,451 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 19:07:11,452 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 19:07:11,452 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 19:07:11,452 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 19:07:11,452 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 19:07:11,462 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 232places, 244 transitions [2018-12-08 19:07:11,675 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 10829 states. [2018-12-08 19:07:11,676 INFO L276 IsEmpty]: Start isEmpty. Operand 10829 states. [2018-12-08 19:07:11,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-08 19:07:11,682 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:07:11,683 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] [2018-12-08 19:07:11,684 INFO L423 AbstractCegarLoop]: === Iteration 1 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:07:11,687 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:07:11,688 INFO L82 PathProgramCache]: Analyzing trace with hash 2144123670, now seen corresponding path program 1 times [2018-12-08 19:07:11,689 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:07:11,727 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:07:11,727 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:07:11,727 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:07:11,727 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:07:11,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:07:11,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:07:11,828 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 19:07:11,828 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-08 19:07:11,828 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 19:07:11,832 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-08 19:07:11,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-08 19:07:11,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 19:07:11,842 INFO L87 Difference]: Start difference. First operand 10829 states. Second operand 2 states. [2018-12-08 19:07:11,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:07:11,922 INFO L93 Difference]: Finished difference Result 10826 states and 29395 transitions. [2018-12-08 19:07:11,922 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-08 19:07:11,923 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 86 [2018-12-08 19:07:11,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:07:11,958 INFO L225 Difference]: With dead ends: 10826 [2018-12-08 19:07:11,958 INFO L226 Difference]: Without dead ends: 9791 [2018-12-08 19:07:11,959 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 [2018-12-08 19:07:12,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9791 states. [2018-12-08 19:07:12,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9791 to 9791. [2018-12-08 19:07:12,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9791 states. [2018-12-08 19:07:12,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9791 states to 9791 states and 26568 transitions. [2018-12-08 19:07:12,213 INFO L78 Accepts]: Start accepts. Automaton has 9791 states and 26568 transitions. Word has length 86 [2018-12-08 19:07:12,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:07:12,213 INFO L480 AbstractCegarLoop]: Abstraction has 9791 states and 26568 transitions. [2018-12-08 19:07:12,213 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-08 19:07:12,213 INFO L276 IsEmpty]: Start isEmpty. Operand 9791 states and 26568 transitions. [2018-12-08 19:07:12,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-08 19:07:12,224 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:07:12,224 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] [2018-12-08 19:07:12,225 INFO L423 AbstractCegarLoop]: === Iteration 2 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:07:12,225 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:07:12,225 INFO L82 PathProgramCache]: Analyzing trace with hash -1472282950, now seen corresponding path program 1 times [2018-12-08 19:07:12,225 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:07:12,228 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:07:12,228 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:07:12,228 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:07:12,228 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:07:12,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:07:12,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:07:12,337 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 19:07:12,337 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 19:07:12,337 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 19:07:12,338 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 19:07:12,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 19:07:12,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 19:07:12,338 INFO L87 Difference]: Start difference. First operand 9791 states and 26568 transitions. Second operand 3 states. [2018-12-08 19:07:12,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:07:12,359 INFO L93 Difference]: Finished difference Result 1958 states and 4561 transitions. [2018-12-08 19:07:12,359 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 19:07:12,359 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 139 [2018-12-08 19:07:12,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:07:12,363 INFO L225 Difference]: With dead ends: 1958 [2018-12-08 19:07:12,363 INFO L226 Difference]: Without dead ends: 1871 [2018-12-08 19:07:12,364 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 [2018-12-08 19:07:12,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1871 states. [2018-12-08 19:07:12,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1871 to 1871. [2018-12-08 19:07:12,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1871 states. [2018-12-08 19:07:12,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 1871 states and 4362 transitions. [2018-12-08 19:07:12,387 INFO L78 Accepts]: Start accepts. Automaton has 1871 states and 4362 transitions. Word has length 139 [2018-12-08 19:07:12,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:07:12,388 INFO L480 AbstractCegarLoop]: Abstraction has 1871 states and 4362 transitions. [2018-12-08 19:07:12,388 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 19:07:12,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 4362 transitions. [2018-12-08 19:07:12,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-08 19:07:12,390 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:07:12,390 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] [2018-12-08 19:07:12,391 INFO L423 AbstractCegarLoop]: === Iteration 3 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:07:12,391 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:07:12,391 INFO L82 PathProgramCache]: Analyzing trace with hash -1003028509, now seen corresponding path program 1 times [2018-12-08 19:07:12,391 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:07:12,393 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:07:12,393 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:07:12,393 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:07:12,393 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:07:12,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:07:12,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:07:12,437 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 19:07:12,437 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 19:07:12,437 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 19:07:12,438 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 19:07:12,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 19:07:12,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 19:07:12,438 INFO L87 Difference]: Start difference. First operand 1871 states and 4362 transitions. Second operand 3 states. [2018-12-08 19:07:12,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:07:12,468 INFO L93 Difference]: Finished difference Result 2483 states and 5842 transitions. [2018-12-08 19:07:12,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 19:07:12,469 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 149 [2018-12-08 19:07:12,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:07:12,476 INFO L225 Difference]: With dead ends: 2483 [2018-12-08 19:07:12,476 INFO L226 Difference]: Without dead ends: 2483 [2018-12-08 19:07:12,477 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 [2018-12-08 19:07:12,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2483 states. [2018-12-08 19:07:12,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2483 to 1889. [2018-12-08 19:07:12,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1889 states. [2018-12-08 19:07:12,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 1889 states and 4405 transitions. [2018-12-08 19:07:12,517 INFO L78 Accepts]: Start accepts. Automaton has 1889 states and 4405 transitions. Word has length 149 [2018-12-08 19:07:12,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:07:12,517 INFO L480 AbstractCegarLoop]: Abstraction has 1889 states and 4405 transitions. [2018-12-08 19:07:12,517 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 19:07:12,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 4405 transitions. [2018-12-08 19:07:12,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-08 19:07:12,521 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:07:12,521 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] [2018-12-08 19:07:12,522 INFO L423 AbstractCegarLoop]: === Iteration 4 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:07:12,522 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:07:12,522 INFO L82 PathProgramCache]: Analyzing trace with hash -345520833, now seen corresponding path program 1 times [2018-12-08 19:07:12,522 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:07:12,524 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:07:12,524 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:07:12,524 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:07:12,524 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:07:12,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:07:12,603 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:07:12,603 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 19:07:12,603 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 19:07:12,604 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 19:07:12,604 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 19:07:12,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 19:07:12,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 19:07:12,604 INFO L87 Difference]: Start difference. First operand 1889 states and 4405 transitions. Second operand 3 states. [2018-12-08 19:07:12,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:07:12,629 INFO L93 Difference]: Finished difference Result 1457 states and 3223 transitions. [2018-12-08 19:07:12,630 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 19:07:12,630 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 178 [2018-12-08 19:07:12,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:07:12,632 INFO L225 Difference]: With dead ends: 1457 [2018-12-08 19:07:12,633 INFO L226 Difference]: Without dead ends: 1433 [2018-12-08 19:07:12,633 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 [2018-12-08 19:07:12,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1433 states. [2018-12-08 19:07:12,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1433 to 1433. [2018-12-08 19:07:12,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1433 states. [2018-12-08 19:07:12,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 1433 states and 3165 transitions. [2018-12-08 19:07:12,649 INFO L78 Accepts]: Start accepts. Automaton has 1433 states and 3165 transitions. Word has length 178 [2018-12-08 19:07:12,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:07:12,649 INFO L480 AbstractCegarLoop]: Abstraction has 1433 states and 3165 transitions. [2018-12-08 19:07:12,649 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 19:07:12,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 3165 transitions. [2018-12-08 19:07:12,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-08 19:07:12,651 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:07:12,651 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] [2018-12-08 19:07:12,652 INFO L423 AbstractCegarLoop]: === Iteration 5 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:07:12,652 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:07:12,652 INFO L82 PathProgramCache]: Analyzing trace with hash 1726330671, now seen corresponding path program 1 times [2018-12-08 19:07:12,652 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:07:12,654 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:07:12,654 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:07:12,654 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:07:12,654 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:07:12,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:07:12,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:07:12,730 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 19:07:12,730 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 19:07:12,731 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 [2018-12-08 19:07:12,734 INFO L168 Benchmark]: Toolchain (without parser) took 2241.27 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 281.5 MB). Free memory was 947.0 MB in the beginning and 952.4 MB in the end (delta: -5.4 MB). Peak memory consumption was 276.1 MB. Max. memory is 11.5 GB. [2018-12-08 19:07:12,734 INFO L168 Benchmark]: CDTParser took 0.13 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. [2018-12-08 19:07:12,735 INFO L168 Benchmark]: CACSL2BoogieTranslator took 381.75 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -119.6 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2018-12-08 19:07:12,735 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.10 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. [2018-12-08 19:07:12,735 INFO L168 Benchmark]: Boogie Preprocessor took 21.72 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-08 19:07:12,736 INFO L168 Benchmark]: RCFGBuilder took 422.21 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: 51.9 MB). Peak memory consumption was 51.9 MB. Max. memory is 11.5 GB. [2018-12-08 19:07:12,736 INFO L168 Benchmark]: TraceAbstraction took 1378.78 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 162.5 MB). Free memory was 1.0 GB in the beginning and 952.4 MB in the end (delta: 55.3 MB). Peak memory consumption was 217.9 MB. Max. memory is 11.5 GB. [2018-12-08 19:07:12,738 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 381.75 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -119.6 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 34.10 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 21.72 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 422.21 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: 51.9 MB). Peak memory consumption was 51.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1378.78 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 162.5 MB). Free memory was 1.0 GB in the beginning and 952.4 MB in the end (delta: 55.3 MB). Peak memory consumption was 217.9 MB. 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 [2018-12-08 19:07:14,116 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 19:07:14,117 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 19:07:14,124 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 19:07:14,125 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 19:07:14,125 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 19:07:14,126 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 19:07:14,127 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 19:07:14,128 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 19:07:14,129 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 19:07:14,130 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 19:07:14,130 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 19:07:14,130 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 19:07:14,131 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 19:07:14,132 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 19:07:14,132 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 19:07:14,133 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 19:07:14,134 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 19:07:14,136 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 19:07:14,137 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 19:07:14,138 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 19:07:14,139 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 19:07:14,140 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 19:07:14,140 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 19:07:14,141 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 19:07:14,141 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 19:07:14,142 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 19:07:14,142 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 19:07:14,143 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 19:07:14,144 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 19:07:14,144 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 19:07:14,145 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 19:07:14,145 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 19:07:14,145 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 19:07:14,146 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 19:07:14,146 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 19:07:14,146 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_215c465c-0f43-4792-9115-a86d1b17c537/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-08 19:07:14,157 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 19:07:14,157 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 19:07:14,157 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 19:07:14,157 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 19:07:14,157 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-08 19:07:14,158 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-08 19:07:14,158 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-08 19:07:14,158 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-08 19:07:14,158 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-08 19:07:14,158 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-08 19:07:14,158 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 19:07:14,158 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 19:07:14,159 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 19:07:14,159 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 19:07:14,159 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 19:07:14,159 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 19:07:14,159 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 19:07:14,159 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 19:07:14,159 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 19:07:14,159 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 19:07:14,160 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 19:07:14,160 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 19:07:14,160 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 19:07:14,160 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 19:07:14,160 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 19:07:14,160 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 19:07:14,160 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 19:07:14,160 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 19:07:14,160 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 19:07:14,160 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 19:07:14,160 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 19:07:14,161 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-08 19:07:14,161 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 19:07:14,161 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 19:07:14,161 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 19:07:14,161 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_215c465c-0f43-4792-9115-a86d1b17c537/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 [2018-12-08 19:07:14,185 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 19:07:14,194 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 19:07:14,197 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 19:07:14,199 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 19:07:14,199 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 19:07:14,199 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_215c465c-0f43-4792-9115-a86d1b17c537/bin-2019/utaipan/../../sv-benchmarks/c/pthread/queue_ok_true-unreach-call.i [2018-12-08 19:07:14,240 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_215c465c-0f43-4792-9115-a86d1b17c537/bin-2019/utaipan/data/a105ac519/e0eff23724f44db39af7b597ec76170d/FLAG5263fca44 [2018-12-08 19:07:14,707 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 19:07:14,707 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_215c465c-0f43-4792-9115-a86d1b17c537/sv-benchmarks/c/pthread/queue_ok_true-unreach-call.i [2018-12-08 19:07:14,715 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_215c465c-0f43-4792-9115-a86d1b17c537/bin-2019/utaipan/data/a105ac519/e0eff23724f44db39af7b597ec76170d/FLAG5263fca44 [2018-12-08 19:07:15,218 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_215c465c-0f43-4792-9115-a86d1b17c537/bin-2019/utaipan/data/a105ac519/e0eff23724f44db39af7b597ec76170d [2018-12-08 19:07:15,220 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 19:07:15,221 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 19:07:15,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 19:07:15,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 19:07:15,223 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 19:07:15,224 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 07:07:15" (1/1) ... [2018-12-08 19:07:15,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a4eb40d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:07:15, skipping insertion in model container [2018-12-08 19:07:15,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 07:07:15" (1/1) ... [2018-12-08 19:07:15,230 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 19:07:15,251 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 19:07:15,478 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 19:07:15,492 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 19:07:15,562 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 19:07:15,564 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-08 19:07:15,566 INFO L168 Benchmark]: Toolchain (without parser) took 345.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -169.6 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. [2018-12-08 19:07:15,567 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 19:07:15,567 INFO L168 Benchmark]: CACSL2BoogieTranslator took 343.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -169.6 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. [2018-12-08 19:07:15,569 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 343.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -169.6 MB). Peak memory consumption was 33.0 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...