./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/01_inc_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_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/01_inc_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/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 4bbdae6b0a023f51bda4bea5230be5a718dfdb4a ........................................................................................................................................................................................................................................... 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_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/01_inc_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/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 4bbdae6b0a023f51bda4bea5230be5a718dfdb4a .............................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-03 05:51:58,533 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 05:51:58,534 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 05:51:58,540 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 05:51:58,540 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 05:51:58,541 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 05:51:58,542 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 05:51:58,543 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 05:51:58,544 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 05:51:58,545 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 05:51:58,545 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 05:51:58,546 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 05:51:58,546 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 05:51:58,547 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 05:51:58,548 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 05:51:58,548 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 05:51:58,549 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 05:51:58,550 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 05:51:58,551 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 05:51:58,552 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 05:51:58,553 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 05:51:58,553 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 05:51:58,555 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 05:51:58,555 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 05:51:58,555 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 05:51:58,556 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 05:51:58,556 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 05:51:58,557 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 05:51:58,557 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 05:51:58,558 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 05:51:58,558 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 05:51:58,558 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 05:51:58,559 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 05:51:58,559 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 05:51:58,559 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 05:51:58,559 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 05:51:58,560 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-03 05:51:58,567 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 05:51:58,568 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 05:51:58,568 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 05:51:58,568 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 05:51:58,568 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 05:51:58,568 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 05:51:58,568 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 05:51:58,569 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-03 05:51:58,569 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 05:51:58,569 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-03 05:51:58,569 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-03 05:51:58,569 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-03 05:51:58,569 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 05:51:58,569 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 05:51:58,569 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 05:51:58,570 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 05:51:58,570 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 05:51:58,570 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 05:51:58,570 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 05:51:58,570 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 05:51:58,570 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 05:51:58,570 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 05:51:58,571 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 05:51:58,571 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 05:51:58,571 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 05:51:58,571 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 05:51:58,571 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 05:51:58,571 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 05:51:58,571 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 05:51:58,571 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 05:51:58,572 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 05:51:58,572 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 05:51:58,572 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-03 05:51:58,572 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 05:51:58,572 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 05:51:58,572 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-03 05:51:58,572 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_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/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 -> 4bbdae6b0a023f51bda4bea5230be5a718dfdb4a [2018-12-03 05:51:58,596 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 05:51:58,604 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 05:51:58,606 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 05:51:58,606 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 05:51:58,607 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 05:51:58,607 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/01_inc_true-unreach-call.i [2018-12-03 05:51:58,643 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/bin-2019/utaipan/data/e10985913/df8980132b9c47cb89120c03431afbec/FLAG0730d623c [2018-12-03 05:51:58,975 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 05:51:58,975 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/sv-benchmarks/c/pthread-ext/01_inc_true-unreach-call.i [2018-12-03 05:51:58,981 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/bin-2019/utaipan/data/e10985913/df8980132b9c47cb89120c03431afbec/FLAG0730d623c [2018-12-03 05:51:58,989 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/bin-2019/utaipan/data/e10985913/df8980132b9c47cb89120c03431afbec [2018-12-03 05:51:58,991 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 05:51:58,992 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 05:51:58,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 05:51:58,993 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 05:51:58,995 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 05:51:58,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 05:51:58" (1/1) ... [2018-12-03 05:51:58,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ceaa519 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:51:58, skipping insertion in model container [2018-12-03 05:51:58,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 05:51:58" (1/1) ... [2018-12-03 05:51:59,001 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 05:51:59,019 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 05:51:59,175 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 05:51:59,215 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 05:51:59,239 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 05:51:59,268 INFO L195 MainTranslator]: Completed translation [2018-12-03 05:51:59,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:51:59 WrapperNode [2018-12-03 05:51:59,268 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 05:51:59,269 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 05:51:59,269 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 05:51:59,269 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 05:51:59,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:51:59" (1/1) ... [2018-12-03 05:51:59,282 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:51:59" (1/1) ... [2018-12-03 05:51:59,294 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 05:51:59,294 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 05:51:59,294 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 05:51:59,294 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 05:51:59,300 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:51:59" (1/1) ... [2018-12-03 05:51:59,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:51:59" (1/1) ... [2018-12-03 05:51:59,301 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:51:59" (1/1) ... [2018-12-03 05:51:59,301 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:51:59" (1/1) ... [2018-12-03 05:51:59,303 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:51:59" (1/1) ... [2018-12-03 05:51:59,306 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:51:59" (1/1) ... [2018-12-03 05:51:59,307 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:51:59" (1/1) ... [2018-12-03 05:51:59,308 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 05:51:59,308 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 05:51:59,308 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 05:51:59,308 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 05:51:59,309 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:51:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/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 [2018-12-03 05:51:59,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-03 05:51:59,348 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-03 05:51:59,348 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-03 05:51:59,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-03 05:51:59,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-03 05:51:59,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 05:51:59,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 05:51:59,349 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-03 05:51:59,417 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-03 05:51:59,417 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-03 05:51:59,417 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-03 05:51:59,473 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 05:51:59,473 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-12-03 05:51:59,473 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:51:59 BoogieIcfgContainer [2018-12-03 05:51:59,473 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 05:51:59,474 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 05:51:59,474 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 05:51:59,476 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 05:51:59,476 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.12 05:51:58" (1/3) ... [2018-12-03 05:51:59,476 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42ed4ef8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 05:51:59, skipping insertion in model container [2018-12-03 05:51:59,476 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:51:59" (2/3) ... [2018-12-03 05:51:59,477 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42ed4ef8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 05:51:59, skipping insertion in model container [2018-12-03 05:51:59,477 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:51:59" (3/3) ... [2018-12-03 05:51:59,478 INFO L112 eAbstractionObserver]: Analyzing ICFG 01_inc_true-unreach-call.i [2018-12-03 05:51:59,494 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:51:59,494 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:51:59,495 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:51:59,495 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:51:59,495 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:51:59,495 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:51:59,495 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:51:59,496 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:51:59,496 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:51:59,496 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:51:59,496 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:51:59,497 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:51:59,497 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:51:59,500 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-03 05:51:59,500 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 05:51:59,506 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-03 05:51:59,515 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-03 05:51:59,529 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 05:51:59,529 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-03 05:51:59,530 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 05:51:59,530 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 05:51:59,530 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 05:51:59,530 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 05:51:59,530 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 05:51:59,530 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 05:51:59,535 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 28places, 30 transitions [2018-12-03 05:51:59,542 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) 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) [2018-12-03 05:51:59,545 INFO L168 Benchmark]: Toolchain (without parser) took 553.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 945.9 MB in the beginning and 1.1 GB in the end (delta: -148.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 05:51:59,546 INFO L168 Benchmark]: CDTParser took 0.11 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. [2018-12-03 05:51:59,546 INFO L168 Benchmark]: CACSL2BoogieTranslator took 276.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 945.9 MB in the beginning and 1.1 GB in the end (delta: -173.5 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. [2018-12-03 05:51:59,547 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 05:51:59,547 INFO L168 Benchmark]: Boogie Preprocessor took 13.87 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 05:51:59,547 INFO L168 Benchmark]: RCFGBuilder took 165.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-12-03 05:51:59,547 INFO L168 Benchmark]: TraceAbstraction took 70.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-03 05:51:59,549 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 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 276.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 945.9 MB in the beginning and 1.1 GB in the end (delta: -173.5 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 13.87 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 165.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 70.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-03 05:52:00,921 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 05:52:00,922 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 05:52:00,928 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 05:52:00,928 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 05:52:00,929 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 05:52:00,929 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 05:52:00,930 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 05:52:00,931 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 05:52:00,931 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 05:52:00,932 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 05:52:00,932 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 05:52:00,932 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 05:52:00,932 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 05:52:00,933 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 05:52:00,933 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 05:52:00,934 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 05:52:00,935 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 05:52:00,935 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 05:52:00,936 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 05:52:00,937 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 05:52:00,937 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 05:52:00,938 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 05:52:00,939 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 05:52:00,939 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 05:52:00,939 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 05:52:00,940 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 05:52:00,940 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 05:52:00,940 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 05:52:00,941 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 05:52:00,941 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 05:52:00,941 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 05:52:00,942 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 05:52:00,942 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 05:52:00,942 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 05:52:00,942 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 05:52:00,943 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-03 05:52:00,950 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 05:52:00,950 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 05:52:00,951 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 05:52:00,951 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 05:52:00,951 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 05:52:00,951 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 05:52:00,951 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 05:52:00,951 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 05:52:00,951 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-03 05:52:00,951 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 05:52:00,952 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 05:52:00,952 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 05:52:00,952 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 05:52:00,952 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 05:52:00,952 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 05:52:00,952 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 05:52:00,952 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 05:52:00,952 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-03 05:52:00,952 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-03 05:52:00,952 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 05:52:00,953 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 05:52:00,953 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-03 05:52:00,953 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 05:52:00,953 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 05:52:00,953 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 05:52:00,953 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 05:52:00,953 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 05:52:00,953 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 05:52:00,953 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 05:52:00,953 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 05:52:00,953 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 05:52:00,954 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-03 05:52:00,954 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 05:52:00,954 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-03 05:52:00,954 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-03 05:52:00,954 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_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/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 -> 4bbdae6b0a023f51bda4bea5230be5a718dfdb4a [2018-12-03 05:52:00,972 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 05:52:00,982 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 05:52:00,984 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 05:52:00,986 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 05:52:00,986 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 05:52:00,987 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/01_inc_true-unreach-call.i [2018-12-03 05:52:01,030 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/bin-2019/utaipan/data/bea50d347/f0ca182a3aac4d3ebc949ce5b38cc30a/FLAGd57b0a93b [2018-12-03 05:52:01,481 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 05:52:01,482 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/sv-benchmarks/c/pthread-ext/01_inc_true-unreach-call.i [2018-12-03 05:52:01,488 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/bin-2019/utaipan/data/bea50d347/f0ca182a3aac4d3ebc949ce5b38cc30a/FLAGd57b0a93b [2018-12-03 05:52:01,496 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/bin-2019/utaipan/data/bea50d347/f0ca182a3aac4d3ebc949ce5b38cc30a [2018-12-03 05:52:01,497 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 05:52:01,498 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 05:52:01,499 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 05:52:01,499 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 05:52:01,501 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 05:52:01,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 05:52:01" (1/1) ... [2018-12-03 05:52:01,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cb0e1fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:52:01, skipping insertion in model container [2018-12-03 05:52:01,503 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 05:52:01" (1/1) ... [2018-12-03 05:52:01,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 05:52:01,526 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 05:52:01,691 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 05:52:01,700 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 05:52:01,765 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 05:52:01,793 INFO L195 MainTranslator]: Completed translation [2018-12-03 05:52:01,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:52:01 WrapperNode [2018-12-03 05:52:01,793 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 05:52:01,794 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 05:52:01,794 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 05:52:01,794 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 05:52:01,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:52:01" (1/1) ... [2018-12-03 05:52:01,808 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:52:01" (1/1) ... [2018-12-03 05:52:01,819 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 05:52:01,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 05:52:01,820 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 05:52:01,820 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 05:52:01,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:52:01" (1/1) ... [2018-12-03 05:52:01,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:52:01" (1/1) ... [2018-12-03 05:52:01,827 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:52:01" (1/1) ... [2018-12-03 05:52:01,827 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:52:01" (1/1) ... [2018-12-03 05:52:01,831 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:52:01" (1/1) ... [2018-12-03 05:52:01,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:52:01" (1/1) ... [2018-12-03 05:52:01,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:52:01" (1/1) ... [2018-12-03 05:52:01,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 05:52:01,836 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 05:52:01,837 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 05:52:01,837 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 05:52:01,837 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:52:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1d33584b-fa4d-45d7-affd-1dd7c846f8fa/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 [2018-12-03 05:52:01,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-03 05:52:01,867 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-03 05:52:01,868 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-03 05:52:01,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-03 05:52:01,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-03 05:52:01,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 05:52:01,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 05:52:01,868 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-03 05:52:01,934 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-03 05:52:01,934 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-03 05:52:01,935 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-03 05:52:01,990 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 05:52:01,990 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-12-03 05:52:01,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:52:01 BoogieIcfgContainer [2018-12-03 05:52:01,991 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 05:52:01,991 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 05:52:01,991 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 05:52:01,993 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 05:52:01,993 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.12 05:52:01" (1/3) ... [2018-12-03 05:52:01,993 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60b1133b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 05:52:01, skipping insertion in model container [2018-12-03 05:52:01,993 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:52:01" (2/3) ... [2018-12-03 05:52:01,994 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60b1133b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 05:52:01, skipping insertion in model container [2018-12-03 05:52:01,994 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:52:01" (3/3) ... [2018-12-03 05:52:01,995 INFO L112 eAbstractionObserver]: Analyzing ICFG 01_inc_true-unreach-call.i [2018-12-03 05:52:02,012 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:52:02,012 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:52:02,012 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:52:02,012 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:52:02,013 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:52:02,013 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:52:02,013 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:52:02,013 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:52:02,013 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:52:02,013 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:52:02,013 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:52:02,014 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:52:02,014 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:52:02,018 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-03 05:52:02,018 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 05:52:02,022 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-03 05:52:02,031 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-03 05:52:02,044 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-03 05:52:02,044 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 05:52:02,045 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-03 05:52:02,045 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 05:52:02,045 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 05:52:02,045 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 05:52:02,045 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 05:52:02,045 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 05:52:02,045 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 05:52:02,049 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 28places, 30 transitions [2018-12-03 05:52:02,056 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) 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) [2018-12-03 05:52:02,058 INFO L168 Benchmark]: Toolchain (without parser) took 559.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -138.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-12-03 05:52:02,059 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. [2018-12-03 05:52:02,059 INFO L168 Benchmark]: CACSL2BoogieTranslator took 294.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -177.2 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. [2018-12-03 05:52:02,059 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.47 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 05:52:02,059 INFO L168 Benchmark]: Boogie Preprocessor took 16.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 05:52:02,060 INFO L168 Benchmark]: RCFGBuilder took 154.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-12-03 05:52:02,060 INFO L168 Benchmark]: TraceAbstraction took 66.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2018-12-03 05:52:02,062 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 294.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -177.2 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.47 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 154.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 66.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...