./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/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 4ffc84fd2c237743cf95d3f8093540f860b00ea3 ............................................................................................................................................................................................................. 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_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/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 4ffc84fd2c237743cf95d3f8093540f860b00ea3 ........................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:12:08,305 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:08,308 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:08,318 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:08,319 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:08,319 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:08,320 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:08,321 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:08,323 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:08,324 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:08,324 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:08,325 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:08,325 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:08,326 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:08,327 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:08,328 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:08,328 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:08,330 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:08,332 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:08,333 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:08,334 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:08,335 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:08,337 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:08,337 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:08,337 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:08,339 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:08,340 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:08,340 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:08,341 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:08,342 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:08,343 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:08,343 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:08,343 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:08,343 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:08,344 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:08,345 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:08,345 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:12:08,357 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:08,357 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:08,358 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:08,359 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:08,359 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:08,359 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:08,359 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:12:08,359 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:08,359 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:12:08,359 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:12:08,360 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:08,360 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:08,360 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:08,360 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:12:08,361 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:08,361 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:08,361 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:08,361 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:08,361 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:08,361 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:08,361 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:08,362 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:08,364 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:08,364 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:08,364 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:08,364 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:08,364 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:08,364 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:08,365 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:08,365 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:08,365 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:12:08,365 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:08,365 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:12:08,365 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:12:08,365 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_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/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 -> 4ffc84fd2c237743cf95d3f8093540f860b00ea3 [2018-10-27 05:12:08,394 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:08,404 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:08,407 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:08,408 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:08,408 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:08,409 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur_true-unreach-call.i [2018-10-27 05:12:08,453 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/bin-2019/utaipan/data/e49acc9ac/b078ef0729264763959a307dc912cec0/FLAG094d7096f [2018-10-27 05:12:08,894 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:08,894 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur_true-unreach-call.i [2018-10-27 05:12:08,906 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/bin-2019/utaipan/data/e49acc9ac/b078ef0729264763959a307dc912cec0/FLAG094d7096f [2018-10-27 05:12:08,919 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/bin-2019/utaipan/data/e49acc9ac/b078ef0729264763959a307dc912cec0 [2018-10-27 05:12:08,922 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:08,924 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:08,925 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:08,925 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:08,928 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:08,929 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:08" (1/1) ... [2018-10-27 05:12:08,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ef510a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:08, skipping insertion in model container [2018-10-27 05:12:08,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:08" (1/1) ... [2018-10-27 05:12:08,941 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:08,978 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:09,280 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:09,295 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:09,334 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:09,389 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:09,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:09 WrapperNode [2018-10-27 05:12:09,389 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:09,390 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:09,390 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:09,391 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:09,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:09" (1/1) ... [2018-10-27 05:12:09,412 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:09" (1/1) ... [2018-10-27 05:12:09,511 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:09,511 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:09,511 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:09,511 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:09,520 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:09" (1/1) ... [2018-10-27 05:12:09,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:09" (1/1) ... [2018-10-27 05:12:09,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:09" (1/1) ... [2018-10-27 05:12:09,524 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:09" (1/1) ... [2018-10-27 05:12:09,531 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:09" (1/1) ... [2018-10-27 05:12:09,536 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:09" (1/1) ... [2018-10-27 05:12:09,539 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:09" (1/1) ... [2018-10-27 05:12:09,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:09,543 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:09,543 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:09,543 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:09,544 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/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 [2018-10-27 05:12:09,593 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-10-27 05:12:09,593 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-10-27 05:12:09,593 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:12:09,593 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:12:09,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:09,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:09,593 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_index_malloc [2018-10-27 05:12:09,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_index_malloc [2018-10-27 05:12:09,594 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:09,594 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:09,594 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_CAS [2018-10-27 05:12:09,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_CAS [2018-10-27 05:12:09,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:09,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:09,596 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:12:10,566 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:10,594 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:10,594 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:10,594 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:10,594 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:10,595 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:10,600 INFO L168 Benchmark]: Toolchain (without parser) took 1676.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -103.9 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:10,608 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:10,608 INFO L168 Benchmark]: CACSL2BoogieTranslator took 464.70 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 925.4 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:10,609 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 925.4 MB in the beginning and 1.1 GB in the end (delta: -193.1 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:10,609 INFO L168 Benchmark]: Boogie Preprocessor took 31.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:10,610 INFO L168 Benchmark]: RCFGBuilder took 1056.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 50.0 MB). Peak memory consumption was 50.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:10,613 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 464.70 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 925.4 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 120.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 925.4 MB in the beginning and 1.1 GB in the end (delta: -193.1 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.53 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. * RCFGBuilder took 1056.54 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: 50.0 MB). Peak memory consumption was 50.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:12:12,502 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:12,504 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:12,512 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:12,513 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:12,513 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:12,514 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:12,516 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:12,517 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:12,517 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:12,518 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:12,519 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:12,519 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:12,520 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:12,521 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:12,521 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:12,522 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:12,524 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:12,525 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:12,526 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:12,527 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:12,528 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:12,530 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:12,530 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:12,530 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:12,531 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:12,532 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:12,532 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:12,533 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:12,534 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:12,535 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:12,535 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:12,535 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:12,535 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:12,537 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:12,537 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:12,537 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:12:12,548 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:12,548 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:12,549 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:12,549 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:12,549 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:12,549 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:12,549 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:12,550 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:12,551 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:12,551 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:12,551 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:12,551 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:12,551 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:12,552 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:12,552 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:12,552 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:12:12,552 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:12:12,552 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:12,552 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:12,552 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:12,553 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:12,553 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:12,553 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:12,553 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:12,553 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:12,553 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:12,553 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:12,553 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:12,554 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:12:12,556 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:12,556 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:12:12,556 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:12:12,556 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_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/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 -> 4ffc84fd2c237743cf95d3f8093540f860b00ea3 [2018-10-27 05:12:12,588 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:12,597 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:12,600 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:12,601 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:12,602 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:12,603 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur_true-unreach-call.i [2018-10-27 05:12:12,652 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/bin-2019/utaipan/data/9fd22fe61/161f82ee9c194c3c8b3f3fa83244fe77/FLAG57cf2cd92 [2018-10-27 05:12:13,077 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:13,078 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur_true-unreach-call.i [2018-10-27 05:12:13,090 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/bin-2019/utaipan/data/9fd22fe61/161f82ee9c194c3c8b3f3fa83244fe77/FLAG57cf2cd92 [2018-10-27 05:12:13,103 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/bin-2019/utaipan/data/9fd22fe61/161f82ee9c194c3c8b3f3fa83244fe77 [2018-10-27 05:12:13,106 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:13,108 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:13,109 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:13,109 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:13,113 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:13,113 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:13" (1/1) ... [2018-10-27 05:12:13,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f20ff87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:13, skipping insertion in model container [2018-10-27 05:12:13,116 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:13" (1/1) ... [2018-10-27 05:12:13,126 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:13,164 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:13,477 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:13,495 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:13,542 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:13,609 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:13,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:13 WrapperNode [2018-10-27 05:12:13,609 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:13,610 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:13,610 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:13,610 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:13,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:13" (1/1) ... [2018-10-27 05:12:13,637 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:13" (1/1) ... [2018-10-27 05:12:13,665 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:13,665 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:13,665 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:13,666 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:13,673 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:13" (1/1) ... [2018-10-27 05:12:13,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:13" (1/1) ... [2018-10-27 05:12:13,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:13" (1/1) ... [2018-10-27 05:12:13,744 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:13" (1/1) ... [2018-10-27 05:12:13,758 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:13" (1/1) ... [2018-10-27 05:12:13,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:13" (1/1) ... [2018-10-27 05:12:13,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:13" (1/1) ... [2018-10-27 05:12:13,777 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:13,777 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:13,778 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:13,778 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:13,778 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1d5bfbb6-543c-4de5-9a09-7e77ae57418f/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 [2018-10-27 05:12:13,826 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-10-27 05:12:13,827 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-10-27 05:12:13,827 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:12:13,827 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:12:13,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:13,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:13,827 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_index_malloc [2018-10-27 05:12:13,828 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_index_malloc [2018-10-27 05:12:13,828 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:13,828 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:13,828 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_CAS [2018-10-27 05:12:13,828 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_CAS [2018-10-27 05:12:13,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:13,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:13,829 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:12:14,807 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:14,835 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:14,835 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:14,836 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:14,836 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:14,837 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:14,839 INFO L168 Benchmark]: Toolchain (without parser) took 1732.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -160.7 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:14,841 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:14,841 INFO L168 Benchmark]: CACSL2BoogieTranslator took 500.44 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 921.0 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:14,842 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.69 ms. Allocated memory is still 1.0 GB. Free memory was 921.0 MB in the beginning and 915.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:14,842 INFO L168 Benchmark]: Boogie Preprocessor took 112.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 915.7 MB in the beginning and 1.2 GB in the end (delta: -245.6 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:14,843 INFO L168 Benchmark]: RCFGBuilder took 1061.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 52.7 MB). Peak memory consumption was 52.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:14,846 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 500.44 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 921.0 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 54.69 ms. Allocated memory is still 1.0 GB. Free memory was 921.0 MB in the beginning and 915.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 112.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 915.7 MB in the beginning and 1.2 GB in the end (delta: -245.6 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1061.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 52.7 MB). Peak memory consumption was 52.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...