./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_f3588727-26c4-4ecb-bdf3-80b189deca22/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f3588727-26c4-4ecb-bdf3-80b189deca22/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f3588727-26c4-4ecb-bdf3-80b189deca22/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f3588727-26c4-4ecb-bdf3-80b189deca22/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_f3588727-26c4-4ecb-bdf3-80b189deca22/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f3588727-26c4-4ecb-bdf3-80b189deca22/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_f3588727-26c4-4ecb-bdf3-80b189deca22/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f3588727-26c4-4ecb-bdf3-80b189deca22/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f3588727-26c4-4ecb-bdf3-80b189deca22/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f3588727-26c4-4ecb-bdf3-80b189deca22/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_f3588727-26c4-4ecb-bdf3-80b189deca22/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f3588727-26c4-4ecb-bdf3-80b189deca22/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 [2018-11-10 08:43:53,184 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:43:53,185 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:43:53,191 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:43:53,191 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:43:53,191 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:43:53,192 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:43:53,193 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:43:53,194 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:43:53,195 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:43:53,196 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:43:53,196 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:43:53,196 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:43:53,197 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:43:53,198 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:43:53,198 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:43:53,199 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:43:53,200 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:43:53,201 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:43:53,203 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:43:53,203 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:43:53,204 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:43:53,206 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:43:53,206 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:43:53,206 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:43:53,207 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:43:53,207 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:43:53,208 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:43:53,209 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:43:53,209 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:43:53,210 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:43:53,210 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:43:53,210 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:43:53,210 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:43:53,211 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:43:53,211 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:43:53,212 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f3588727-26c4-4ecb-bdf3-80b189deca22/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 08:43:53,222 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:43:53,222 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:43:53,222 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:43:53,223 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 08:43:53,223 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 08:43:53,223 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 08:43:53,223 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 08:43:53,223 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 08:43:53,223 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 08:43:53,224 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 08:43:53,224 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 08:43:53,224 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:43:53,224 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:43:53,224 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 08:43:53,225 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:43:53,225 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:43:53,225 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:43:53,225 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:43:53,225 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:43:53,225 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:43:53,226 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:43:53,226 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:43:53,226 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:43:53,226 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 08:43:53,226 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:43:53,226 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 08:43:53,226 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 08:43:53,227 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:43:53,227 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:43:53,227 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:43:53,227 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 08:43:53,227 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:43:53,227 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 08:43:53,227 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 08:43:53,228 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_f3588727-26c4-4ecb-bdf3-80b189deca22/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 [2018-11-10 08:43:53,249 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:43:53,257 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:43:53,259 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:43:53,260 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:43:53,260 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:43:53,261 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f3588727-26c4-4ecb-bdf3-80b189deca22/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur_true-unreach-call.i [2018-11-10 08:43:53,296 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f3588727-26c4-4ecb-bdf3-80b189deca22/bin-2019/utaipan/data/7ec18f47e/26f6a56755d7438ab3ca07da190330f6/FLAG0e54e0bfb [2018-11-10 08:43:53,724 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:43:53,725 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f3588727-26c4-4ecb-bdf3-80b189deca22/sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur_true-unreach-call.i [2018-11-10 08:43:53,731 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f3588727-26c4-4ecb-bdf3-80b189deca22/bin-2019/utaipan/data/7ec18f47e/26f6a56755d7438ab3ca07da190330f6/FLAG0e54e0bfb [2018-11-10 08:43:53,739 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f3588727-26c4-4ecb-bdf3-80b189deca22/bin-2019/utaipan/data/7ec18f47e/26f6a56755d7438ab3ca07da190330f6 [2018-11-10 08:43:53,740 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:43:53,741 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:43:53,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:43:53,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:43:53,744 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:43:53,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:43:53" (1/1) ... [2018-11-10 08:43:53,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c841b3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:43:53, skipping insertion in model container [2018-11-10 08:43:53,746 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:43:53" (1/1) ... [2018-11-10 08:43:53,751 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:43:53,779 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:43:53,981 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:43:53,992 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:43:54,021 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:43:54,055 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:43:54,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:43:54 WrapperNode [2018-11-10 08:43:54,056 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:43:54,056 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:43:54,056 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:43:54,056 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:43:54,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:43:54" (1/1) ... [2018-11-10 08:43:54,125 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:43:54" (1/1) ... [2018-11-10 08:43:54,145 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:43:54,145 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:43:54,145 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:43:54,145 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:43:54,151 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:43:54" (1/1) ... [2018-11-10 08:43:54,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:43:54" (1/1) ... [2018-11-10 08:43:54,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:43:54" (1/1) ... [2018-11-10 08:43:54,154 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:43:54" (1/1) ... [2018-11-10 08:43:54,160 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:43:54" (1/1) ... [2018-11-10 08:43:54,165 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:43:54" (1/1) ... [2018-11-10 08:43:54,167 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:43:54" (1/1) ... [2018-11-10 08:43:54,169 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:43:54,170 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:43:54,170 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:43:54,170 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:43:54,171 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:43:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f3588727-26c4-4ecb-bdf3-80b189deca22/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 [2018-11-10 08:43:54,218 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-11-10 08:43:54,218 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-11-10 08:43:54,218 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 08:43:54,218 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 08:43:54,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 08:43:54,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 08:43:54,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_index_malloc [2018-11-10 08:43:54,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_index_malloc [2018-11-10 08:43:54,219 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 08:43:54,219 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 08:43:54,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_CAS [2018-11-10 08:43:54,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_CAS [2018-11-10 08:43:54,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:43:54,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:43:54,220 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 08:43:54,668 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:43:54,691 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:43:54,691 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:43:54,694 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:43:54,694 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:43:54,695 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 08:43:54,697 INFO L168 Benchmark]: Toolchain (without parser) took 956.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.9 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -149.5 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. [2018-11-10 08:43:54,698 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:43:54,699 INFO L168 Benchmark]: CACSL2BoogieTranslator took 314.30 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 924.9 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-10 08:43:54,699 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.9 MB). Free memory was 924.9 MB in the beginning and 1.2 GB in the end (delta: -236.6 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. [2018-11-10 08:43:54,700 INFO L168 Benchmark]: Boogie Preprocessor took 24.44 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:43:54,700 INFO L168 Benchmark]: RCFGBuilder took 526.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 54.8 MB). Peak memory consumption was 54.8 MB. Max. memory is 11.5 GB. [2018-11-10 08:43:54,703 INFO L336 ainManager$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 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 314.30 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 924.9 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 88.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.9 MB). Free memory was 924.9 MB in the beginning and 1.2 GB in the end (delta: -236.6 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.44 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 526.64 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: 54.8 MB). Peak memory consumption was 54.8 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 [2018-11-10 08:43:56,139 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:43:56,141 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:43:56,149 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:43:56,149 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:43:56,150 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:43:56,151 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:43:56,152 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:43:56,153 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:43:56,153 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:43:56,154 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:43:56,154 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:43:56,155 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:43:56,155 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:43:56,156 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:43:56,156 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:43:56,157 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:43:56,158 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:43:56,159 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:43:56,160 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:43:56,161 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:43:56,162 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:43:56,163 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:43:56,163 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:43:56,163 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:43:56,164 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:43:56,165 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:43:56,165 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:43:56,166 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:43:56,166 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:43:56,166 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:43:56,167 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:43:56,167 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:43:56,167 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:43:56,168 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:43:56,168 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:43:56,168 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f3588727-26c4-4ecb-bdf3-80b189deca22/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 08:43:56,178 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:43:56,178 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:43:56,179 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:43:56,179 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 08:43:56,179 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 08:43:56,179 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 08:43:56,179 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 08:43:56,179 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 08:43:56,180 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:43:56,180 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:43:56,180 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:43:56,180 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:43:56,180 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:43:56,180 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:43:56,180 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:43:56,181 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 08:43:56,181 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 08:43:56,181 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:43:56,181 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:43:56,181 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:43:56,181 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:43:56,181 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 08:43:56,182 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:43:56,182 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 08:43:56,182 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 08:43:56,182 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:43:56,182 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:43:56,182 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:43:56,182 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 08:43:56,183 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:43:56,183 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 08:43:56,183 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 08:43:56,183 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_f3588727-26c4-4ecb-bdf3-80b189deca22/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 [2018-11-10 08:43:56,211 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:43:56,220 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:43:56,222 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:43:56,224 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:43:56,224 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:43:56,224 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f3588727-26c4-4ecb-bdf3-80b189deca22/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur_true-unreach-call.i [2018-11-10 08:43:56,268 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f3588727-26c4-4ecb-bdf3-80b189deca22/bin-2019/utaipan/data/d1339e278/5a5dbe110d4a4a6ca35bf80ceb32a372/FLAG7933e5e40 [2018-11-10 08:43:56,625 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:43:56,626 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f3588727-26c4-4ecb-bdf3-80b189deca22/sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur_true-unreach-call.i [2018-11-10 08:43:56,634 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f3588727-26c4-4ecb-bdf3-80b189deca22/bin-2019/utaipan/data/d1339e278/5a5dbe110d4a4a6ca35bf80ceb32a372/FLAG7933e5e40 [2018-11-10 08:43:56,642 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f3588727-26c4-4ecb-bdf3-80b189deca22/bin-2019/utaipan/data/d1339e278/5a5dbe110d4a4a6ca35bf80ceb32a372 [2018-11-10 08:43:56,645 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:43:56,646 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:43:56,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:43:56,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:43:56,648 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:43:56,649 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:43:56" (1/1) ... [2018-11-10 08:43:56,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b266283 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:43:56, skipping insertion in model container [2018-11-10 08:43:56,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:43:56" (1/1) ... [2018-11-10 08:43:56,657 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:43:56,687 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:43:56,928 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:43:56,945 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:43:56,979 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:43:57,033 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:43:57,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:43:57 WrapperNode [2018-11-10 08:43:57,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:43:57,034 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:43:57,034 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:43:57,034 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:43:57,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:43:57" (1/1) ... [2018-11-10 08:43:57,054 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:43:57" (1/1) ... [2018-11-10 08:43:57,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:43:57,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:43:57,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:43:57,118 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:43:57,124 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:43:57" (1/1) ... [2018-11-10 08:43:57,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:43:57" (1/1) ... [2018-11-10 08:43:57,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:43:57" (1/1) ... [2018-11-10 08:43:57,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:43:57" (1/1) ... [2018-11-10 08:43:57,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:43:57" (1/1) ... [2018-11-10 08:43:57,138 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:43:57" (1/1) ... [2018-11-10 08:43:57,140 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:43:57" (1/1) ... [2018-11-10 08:43:57,143 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:43:57,144 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:43:57,144 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:43:57,144 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:43:57,145 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:43:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f3588727-26c4-4ecb-bdf3-80b189deca22/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 [2018-11-10 08:43:57,179 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-11-10 08:43:57,179 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-11-10 08:43:57,179 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 08:43:57,179 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 08:43:57,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 08:43:57,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 08:43:57,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_index_malloc [2018-11-10 08:43:57,180 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_index_malloc [2018-11-10 08:43:57,180 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 08:43:57,180 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 08:43:57,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_CAS [2018-11-10 08:43:57,180 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_CAS [2018-11-10 08:43:57,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:43:57,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:43:57,182 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 08:43:57,650 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:43:57,673 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:43:57,674 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:43:57,674 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:43:57,674 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:43:57,675 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 08:43:57,677 INFO L168 Benchmark]: Toolchain (without parser) took 1031.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -114.3 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2018-11-10 08:43:57,678 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:43:57,678 INFO L168 Benchmark]: CACSL2BoogieTranslator took 387.10 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 912.2 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-10 08:43:57,679 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 912.2 MB in the beginning and 1.1 GB in the end (delta: -206.7 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2018-11-10 08:43:57,679 INFO L168 Benchmark]: Boogie Preprocessor took 26.12 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:43:57,679 INFO L168 Benchmark]: RCFGBuilder took 532.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 60.2 MB). Peak memory consumption was 60.2 MB. Max. memory is 11.5 GB. [2018-11-10 08:43:57,682 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 387.10 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 912.2 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 83.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 912.2 MB in the beginning and 1.1 GB in the end (delta: -206.7 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.12 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 532.62 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: 60.2 MB). Peak memory consumption was 60.2 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...