./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-atomic/qrcu_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_998e682c-a552-4ebd-a806-9087923e88dc/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_998e682c-a552-4ebd-a806-9087923e88dc/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_998e682c-a552-4ebd-a806-9087923e88dc/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_998e682c-a552-4ebd-a806-9087923e88dc/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/qrcu_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_998e682c-a552-4ebd-a806-9087923e88dc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_998e682c-a552-4ebd-a806-9087923e88dc/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 64ea8b4c9d4f46c8e0826e98fe8b9d67f910b741 .......................................................................................................................................................................................................... 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_998e682c-a552-4ebd-a806-9087923e88dc/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_998e682c-a552-4ebd-a806-9087923e88dc/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_998e682c-a552-4ebd-a806-9087923e88dc/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_998e682c-a552-4ebd-a806-9087923e88dc/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/qrcu_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_998e682c-a552-4ebd-a806-9087923e88dc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_998e682c-a552-4ebd-a806-9087923e88dc/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 64ea8b4c9d4f46c8e0826e98fe8b9d67f910b741 .......................................................................................................................................................................................................... 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 12:18:57,777 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:18:57,778 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:18:57,785 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:18:57,785 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:18:57,785 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:18:57,786 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:18:57,787 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:18:57,788 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:18:57,788 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:18:57,789 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:18:57,789 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:18:57,790 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:18:57,790 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:18:57,791 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:18:57,792 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:18:57,792 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:18:57,794 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:18:57,795 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:18:57,796 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:18:57,796 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:18:57,797 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:18:57,799 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:18:57,799 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:18:57,799 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:18:57,800 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:18:57,801 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:18:57,801 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:18:57,801 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:18:57,802 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:18:57,802 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:18:57,803 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:18:57,803 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:18:57,803 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:18:57,804 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:18:57,804 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:18:57,805 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_998e682c-a552-4ebd-a806-9087923e88dc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 12:18:57,813 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:18:57,813 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:18:57,813 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:18:57,814 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:18:57,814 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:18:57,814 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:18:57,814 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:18:57,815 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:18:57,815 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:18:57,815 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:18:57,815 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:18:57,815 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:18:57,815 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:18:57,815 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:18:57,815 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:18:57,816 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:18:57,816 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:18:57,816 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 12:18:57,816 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 12:18:57,816 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:18:57,816 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:18:57,816 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:18:57,817 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:18:57,817 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:18:57,817 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:18:57,817 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 12:18:57,817 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:18:57,817 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:18:57,817 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_998e682c-a552-4ebd-a806-9087923e88dc/bin-2019/ukojak 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 -> Kojak 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 -> 64ea8b4c9d4f46c8e0826e98fe8b9d67f910b741 [2018-11-10 12:18:57,842 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:18:57,851 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:18:57,854 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:18:57,855 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:18:57,855 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:18:57,856 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_998e682c-a552-4ebd-a806-9087923e88dc/bin-2019/ukojak/../../sv-benchmarks/c/pthread-atomic/qrcu_true-unreach-call.i [2018-11-10 12:18:57,904 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_998e682c-a552-4ebd-a806-9087923e88dc/bin-2019/ukojak/data/b50ae0d38/457a90baa24b446bafd05997c2241509/FLAGc6781b0c5 [2018-11-10 12:18:58,291 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:18:58,292 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_998e682c-a552-4ebd-a806-9087923e88dc/sv-benchmarks/c/pthread-atomic/qrcu_true-unreach-call.i [2018-11-10 12:18:58,301 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_998e682c-a552-4ebd-a806-9087923e88dc/bin-2019/ukojak/data/b50ae0d38/457a90baa24b446bafd05997c2241509/FLAGc6781b0c5 [2018-11-10 12:18:58,313 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_998e682c-a552-4ebd-a806-9087923e88dc/bin-2019/ukojak/data/b50ae0d38/457a90baa24b446bafd05997c2241509 [2018-11-10 12:18:58,315 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:18:58,317 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:18:58,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:18:58,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:18:58,321 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:18:58,321 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:18:58" (1/1) ... [2018-11-10 12:18:58,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@670512fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:58, skipping insertion in model container [2018-11-10 12:18:58,324 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:18:58" (1/1) ... [2018-11-10 12:18:58,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:18:58,363 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:18:58,594 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:18:58,603 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:18:58,638 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:18:58,687 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:18:58,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:58 WrapperNode [2018-11-10 12:18:58,687 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:18:58,688 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:18:58,688 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:18:58,688 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:18:58,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:58" (1/1) ... [2018-11-10 12:18:58,752 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:58" (1/1) ... [2018-11-10 12:18:58,771 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:18:58,772 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:18:58,772 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:18:58,772 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:18:58,779 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:58" (1/1) ... [2018-11-10 12:18:58,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:58" (1/1) ... [2018-11-10 12:18:58,781 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:58" (1/1) ... [2018-11-10 12:18:58,781 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:58" (1/1) ... [2018-11-10 12:18:58,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:58" (1/1) ... [2018-11-10 12:18:58,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:58" (1/1) ... [2018-11-10 12:18:58,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:58" (1/1) ... [2018-11-10 12:18:58,792 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:18:58,792 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:18:58,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:18:58,792 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:18:58,793 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_998e682c-a552-4ebd-a806-9087923e88dc/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-11-10 12:18:58,828 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_reader1 [2018-11-10 12:18:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_reader1 [2018-11-10 12:18:58,829 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_reader2 [2018-11-10 12:18:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_reader2 [2018-11-10 12:18:58,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-10 12:18:58,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 12:18:58,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 12:18:58,829 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_use_done [2018-11-10 12:18:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_use_done [2018-11-10 12:18:58,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 12:18:58,830 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_use2 [2018-11-10 12:18:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_use2 [2018-11-10 12:18:58,830 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_use1 [2018-11-10 12:18:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_use1 [2018-11-10 12:18:58,830 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_updater [2018-11-10 12:18:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_updater [2018-11-10 12:18:58,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 12:18:58,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:18:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:18:58,831 WARN L200 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 12:18:59,213 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:18:59,236 WARN L317 ript$VariableManager]: TermVariabe |Thread0_qrcu_reader1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:59,236 WARN L317 ript$VariableManager]: TermVariabe |Thread0_qrcu_reader1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:59,237 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 12:18:59,240 INFO L168 Benchmark]: Toolchain (without parser) took 924.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -129.8 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. [2018-11-10 12:18:59,242 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:18:59,242 INFO L168 Benchmark]: CACSL2BoogieTranslator took 370.36 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 919.0 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:18:59,242 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 919.0 MB in the beginning and 1.1 GB in the end (delta: -221.1 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. [2018-11-10 12:18:59,243 INFO L168 Benchmark]: Boogie Preprocessor took 19.95 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:18:59,243 INFO L168 Benchmark]: RCFGBuilder took 447.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 52.7 MB). Peak memory consumption was 52.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:18:59,246 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 370.36 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 919.0 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 83.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 919.0 MB in the beginning and 1.1 GB in the end (delta: -221.1 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.95 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 447.56 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: 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... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:19:00,703 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:19:00,705 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:19:00,714 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:19:00,714 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:19:00,715 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:19:00,716 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:19:00,717 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:19:00,719 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:19:00,719 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:19:00,720 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:19:00,720 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:19:00,721 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:19:00,722 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:19:00,722 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:19:00,723 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:19:00,724 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:19:00,725 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:19:00,726 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:19:00,727 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:19:00,728 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:19:00,729 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:19:00,731 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:19:00,731 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:19:00,731 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:19:00,732 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:19:00,732 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:19:00,733 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:19:00,733 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:19:00,734 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:19:00,734 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:19:00,735 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:19:00,735 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:19:00,735 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:19:00,736 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:19:00,736 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:19:00,737 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_998e682c-a552-4ebd-a806-9087923e88dc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 12:19:00,747 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:19:00,747 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:19:00,748 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:19:00,748 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:19:00,749 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:19:00,749 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:19:00,749 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:19:00,749 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:19:00,749 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:19:00,749 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:19:00,750 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:19:00,750 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:19:00,750 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:19:00,750 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 12:19:00,750 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 12:19:00,750 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:19:00,750 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:19:00,751 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:19:00,751 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 12:19:00,751 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 12:19:00,751 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:19:00,751 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:19:00,751 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:19:00,752 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:19:00,752 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:19:00,752 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:19:00,752 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 12:19:00,752 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 12:19:00,752 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:19:00,752 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 12:19:00,753 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 12:19:00,753 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_998e682c-a552-4ebd-a806-9087923e88dc/bin-2019/ukojak 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 -> Kojak 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 -> 64ea8b4c9d4f46c8e0826e98fe8b9d67f910b741 [2018-11-10 12:19:00,782 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:19:00,792 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:19:00,794 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:19:00,796 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:19:00,796 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:19:00,797 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_998e682c-a552-4ebd-a806-9087923e88dc/bin-2019/ukojak/../../sv-benchmarks/c/pthread-atomic/qrcu_true-unreach-call.i [2018-11-10 12:19:00,846 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_998e682c-a552-4ebd-a806-9087923e88dc/bin-2019/ukojak/data/0d6cc891b/67dfab784be24bf4be6122606f52d588/FLAGa5f49d821 [2018-11-10 12:19:01,206 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:19:01,207 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_998e682c-a552-4ebd-a806-9087923e88dc/sv-benchmarks/c/pthread-atomic/qrcu_true-unreach-call.i [2018-11-10 12:19:01,214 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_998e682c-a552-4ebd-a806-9087923e88dc/bin-2019/ukojak/data/0d6cc891b/67dfab784be24bf4be6122606f52d588/FLAGa5f49d821 [2018-11-10 12:19:01,222 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_998e682c-a552-4ebd-a806-9087923e88dc/bin-2019/ukojak/data/0d6cc891b/67dfab784be24bf4be6122606f52d588 [2018-11-10 12:19:01,225 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:19:01,226 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:19:01,227 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:19:01,227 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:19:01,229 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:19:01,230 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:19:01" (1/1) ... [2018-11-10 12:19:01,231 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 12:19:01, skipping insertion in model container [2018-11-10 12:19:01,231 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:19:01" (1/1) ... [2018-11-10 12:19:01,238 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:19:01,270 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:19:01,525 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:19:01,542 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:19:01,590 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:19:01,649 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:19:01,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:01 WrapperNode [2018-11-10 12:19:01,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:19:01,651 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:19:01,651 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:19:01,651 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:19:01,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:01" (1/1) ... [2018-11-10 12:19:01,710 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:01" (1/1) ... [2018-11-10 12:19:01,727 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:19:01,727 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:19:01,727 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:19:01,727 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:19:01,735 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:01" (1/1) ... [2018-11-10 12:19:01,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:01" (1/1) ... [2018-11-10 12:19:01,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:01" (1/1) ... [2018-11-10 12:19:01,739 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:01" (1/1) ... [2018-11-10 12:19:01,745 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:01" (1/1) ... [2018-11-10 12:19:01,750 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:01" (1/1) ... [2018-11-10 12:19:01,752 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:01" (1/1) ... [2018-11-10 12:19:01,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:19:01,756 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:19:01,756 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:19:01,756 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:19:01,757 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_998e682c-a552-4ebd-a806-9087923e88dc/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-11-10 12:19:01,798 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_reader1 [2018-11-10 12:19:01,798 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_reader1 [2018-11-10 12:19:01,798 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_reader2 [2018-11-10 12:19:01,798 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_reader2 [2018-11-10 12:19:01,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 12:19:01,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 12:19:01,799 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_use_done [2018-11-10 12:19:01,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_use_done [2018-11-10 12:19:01,799 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_use2 [2018-11-10 12:19:01,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_use2 [2018-11-10 12:19:01,799 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_use1 [2018-11-10 12:19:01,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_use1 [2018-11-10 12:19:01,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-10 12:19:01,800 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_updater [2018-11-10 12:19:01,800 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_updater [2018-11-10 12:19:01,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 12:19:01,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 12:19:01,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:19:01,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:19:01,801 WARN L200 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 12:19:02,218 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:19:02,245 WARN L317 ript$VariableManager]: TermVariabe |Thread0_qrcu_reader1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:19:02,245 WARN L317 ript$VariableManager]: TermVariabe |Thread0_qrcu_reader1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:19:02,246 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 12:19:02,248 INFO L168 Benchmark]: Toolchain (without parser) took 1023.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 944.3 MB in the beginning and 1.1 GB in the end (delta: -126.1 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. [2018-11-10 12:19:02,249 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:19:02,250 INFO L168 Benchmark]: CACSL2BoogieTranslator took 423.59 ms. Allocated memory is still 1.0 GB. Free memory was 944.3 MB in the beginning and 906.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 12:19:02,250 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -221.4 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-10 12:19:02,251 INFO L168 Benchmark]: Boogie Preprocessor took 28.66 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:19:02,251 INFO L168 Benchmark]: RCFGBuilder took 491.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 57.7 MB). Peak memory consumption was 57.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:19:02,253 INFO L336 ainManager$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 423.59 ms. Allocated memory is still 1.0 GB. Free memory was 944.3 MB in the beginning and 906.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 76.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -221.4 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.66 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 491.80 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: 57.7 MB). Peak memory consumption was 57.7 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...