./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs_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_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/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 e4844c64ae7d01bd77f480febddce6547020bcda .......................................................................................................................................................................................................... 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_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/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 e4844c64ae7d01bd77f480febddce6547020bcda ........................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:09:40,646 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:09:40,647 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:09:40,656 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:09:40,656 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:09:40,657 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:09:40,658 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:09:40,659 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:09:40,661 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:09:40,661 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:09:40,662 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:09:40,662 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:09:40,663 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:09:40,664 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:09:40,664 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:09:40,665 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:09:40,666 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:09:40,668 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:09:40,669 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:09:40,671 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:09:40,671 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:09:40,672 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:09:40,674 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:09:40,675 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:09:40,675 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:09:40,675 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:09:40,676 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:09:40,677 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:09:40,677 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:09:40,679 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:09:40,679 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:09:40,680 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:09:40,680 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:09:40,680 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:09:40,681 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:09:40,681 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:09:40,682 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:09:40,693 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:09:40,694 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:09:40,694 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:09:40,695 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:09:40,695 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:09:40,695 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:09:40,695 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:09:40,695 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:09:40,695 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:09:40,695 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:09:40,696 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:09:40,696 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:09:40,696 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:09:40,696 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:09:40,697 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:09:40,697 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:09:40,697 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:09:40,697 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:09:40,697 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:09:40,697 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:09:40,697 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:09:40,697 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:09:40,698 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:09:40,698 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:09:40,698 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:09:40,700 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:09:40,700 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:09:40,700 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:09:40,701 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:09:40,701 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:09:40,701 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:09:40,701 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:09:40,701 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:09:40,701 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:09:40,701 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_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/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 -> e4844c64ae7d01bd77f480febddce6547020bcda [2018-10-27 05:09:40,727 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:09:40,736 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:09:40,739 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:09:40,740 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:09:40,740 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:09:40,740 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs_true-unreach-call.i [2018-10-27 05:09:40,788 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/bin-2019/utaipan/data/1c9b96dde/03f42902c4b34b4ab0759d5041ad21cd/FLAG74101361d [2018-10-27 05:09:41,212 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:09:41,213 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs_true-unreach-call.i [2018-10-27 05:09:41,229 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/bin-2019/utaipan/data/1c9b96dde/03f42902c4b34b4ab0759d5041ad21cd/FLAG74101361d [2018-10-27 05:09:41,239 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/bin-2019/utaipan/data/1c9b96dde/03f42902c4b34b4ab0759d5041ad21cd [2018-10-27 05:09:41,242 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:09:41,243 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:09:41,244 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:41,244 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:09:41,248 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:09:41,248 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:41" (1/1) ... [2018-10-27 05:09:41,251 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4523c546 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:41, skipping insertion in model container [2018-10-27 05:09:41,251 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:41" (1/1) ... [2018-10-27 05:09:41,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:09:41,296 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:09:41,549 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:41,558 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:09:41,594 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:41,650 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:09:41,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:41 WrapperNode [2018-10-27 05:09:41,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:41,651 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:09:41,651 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:09:41,651 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:09:41,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:41" (1/1) ... [2018-10-27 05:09:41,676 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:41" (1/1) ... [2018-10-27 05:09:41,761 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:09:41,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:09:41,764 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:09:41,764 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:09:41,771 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:41" (1/1) ... [2018-10-27 05:09:41,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:41" (1/1) ... [2018-10-27 05:09:41,774 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:41" (1/1) ... [2018-10-27 05:09:41,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:41" (1/1) ... [2018-10-27 05:09:41,781 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:41" (1/1) ... [2018-10-27 05:09:41,792 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:41" (1/1) ... [2018-10-27 05:09:41,797 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:41" (1/1) ... [2018-10-27 05:09:41,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:09:41,808 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:09:41,809 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:09:41,809 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:09:41,809 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:09:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:09:41,865 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:09:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_fetch_and_inc [2018-10-27 05:09:41,865 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_fetch_and_inc [2018-10-27 05:09:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:09:41,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:09:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:09:41,865 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:09:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:09:41,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:09:41,868 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:09:42,656 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:09:42,683 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:42,683 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:42,683 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:42,683 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:42,684 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:09:42,687 INFO L168 Benchmark]: Toolchain (without parser) took 1444.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.1 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -180.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:09:42,688 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:09:42,689 INFO L168 Benchmark]: CACSL2BoogieTranslator took 406.73 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 924.9 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:42,689 INFO L168 Benchmark]: Boogie Procedure Inliner took 112.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.1 MB). Free memory was 924.9 MB in the beginning and 1.2 GB in the end (delta: -245.9 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:42,690 INFO L168 Benchmark]: Boogie Preprocessor took 44.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:42,690 INFO L168 Benchmark]: RCFGBuilder took 877.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:42,693 INFO L336 ainManager$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 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 406.73 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 112.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.1 MB). Free memory was 924.9 MB in the beginning and 1.2 GB in the end (delta: -245.9 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 877.94 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: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:09:44,640 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:09:44,642 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:09:44,653 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:09:44,654 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:09:44,656 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:09:44,657 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:09:44,658 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:09:44,659 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:09:44,660 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:09:44,660 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:09:44,661 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:09:44,661 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:09:44,662 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:09:44,664 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:09:44,664 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:09:44,665 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:09:44,666 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:09:44,668 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:09:44,669 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:09:44,669 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:09:44,671 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:09:44,673 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:09:44,673 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:09:44,673 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:09:44,674 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:09:44,675 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:09:44,676 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:09:44,676 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:09:44,677 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:09:44,677 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:09:44,678 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:09:44,678 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:09:44,679 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:09:44,680 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:09:44,680 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:09:44,680 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:09:44,697 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:09:44,698 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:09:44,701 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:09:44,702 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:09:44,702 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:09:44,702 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:09:44,702 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:09:44,702 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:09:44,703 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:09:44,703 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:09:44,703 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:09:44,703 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:09:44,703 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:09:44,703 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:09:44,704 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:09:44,704 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:09:44,704 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:09:44,704 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:09:44,704 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:09:44,704 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:09:44,704 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:09:44,704 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:09:44,705 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:09:44,705 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:09:44,705 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:09:44,705 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:09:44,705 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:09:44,705 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:09:44,705 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:09:44,706 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:09:44,706 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:09:44,706 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:09:44,706 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_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/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 -> e4844c64ae7d01bd77f480febddce6547020bcda [2018-10-27 05:09:44,744 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:09:44,753 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:09:44,756 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:09:44,757 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:09:44,757 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:09:44,758 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs_true-unreach-call.i [2018-10-27 05:09:44,805 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/bin-2019/utaipan/data/24c282c75/709578f40de14d8bb8f61bba6a7cb977/FLAG68a54d8ac [2018-10-27 05:09:45,277 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:09:45,279 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs_true-unreach-call.i [2018-10-27 05:09:45,293 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/bin-2019/utaipan/data/24c282c75/709578f40de14d8bb8f61bba6a7cb977/FLAG68a54d8ac [2018-10-27 05:09:45,308 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/bin-2019/utaipan/data/24c282c75/709578f40de14d8bb8f61bba6a7cb977 [2018-10-27 05:09:45,312 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:09:45,314 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:09:45,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:45,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:09:45,318 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:09:45,322 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:45" (1/1) ... [2018-10-27 05:09:45,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a882113 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:45, skipping insertion in model container [2018-10-27 05:09:45,325 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:45" (1/1) ... [2018-10-27 05:09:45,333 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:09:45,380 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:09:45,718 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:45,730 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:09:45,773 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:45,833 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:09:45,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:45 WrapperNode [2018-10-27 05:09:45,834 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:45,835 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:09:45,835 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:09:45,835 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:09:45,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:45" (1/1) ... [2018-10-27 05:09:45,857 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:45" (1/1) ... [2018-10-27 05:09:45,875 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:09:45,876 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:09:45,876 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:09:45,876 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:09:45,941 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:45" (1/1) ... [2018-10-27 05:09:45,942 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:45" (1/1) ... [2018-10-27 05:09:45,944 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:45" (1/1) ... [2018-10-27 05:09:45,944 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:45" (1/1) ... [2018-10-27 05:09:45,952 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:45" (1/1) ... [2018-10-27 05:09:45,964 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:45" (1/1) ... [2018-10-27 05:09:45,968 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:45" (1/1) ... [2018-10-27 05:09:45,970 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:09:45,971 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:09:45,971 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:09:45,971 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:09:45,972 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a69a3b1f-cf1b-4ce7-8cc5-bd7ef5dd8b7b/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:09:46,011 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:09:46,012 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:09:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_fetch_and_inc [2018-10-27 05:09:46,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_fetch_and_inc [2018-10-27 05:09:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:09:46,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:09:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:09:46,012 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:09:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:09:46,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:09:46,013 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:09:46,532 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:09:46,556 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:46,557 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:46,557 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:46,557 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:46,558 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:09:46,564 INFO L168 Benchmark]: Toolchain (without parser) took 1251.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.8 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -186.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:09:46,565 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:09:46,566 INFO L168 Benchmark]: CACSL2BoogieTranslator took 519.87 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 917.0 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:46,566 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.42 ms. Allocated memory is still 1.0 GB. Free memory was 917.0 MB in the beginning and 911.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:46,567 INFO L168 Benchmark]: Boogie Preprocessor took 94.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.8 MB). Free memory was 911.6 MB in the beginning and 1.2 GB in the end (delta: -256.2 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:46,567 INFO L168 Benchmark]: RCFGBuilder took 592.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 32.4 MB). Peak memory consumption was 32.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:46,570 INFO L336 ainManager$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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 519.87 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 917.0 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 40.42 ms. Allocated memory is still 1.0 GB. Free memory was 917.0 MB in the beginning and 911.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 94.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.8 MB). Free memory was 911.6 MB in the beginning and 1.2 GB in the end (delta: -256.2 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 592.78 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: 32.4 MB). Peak memory consumption was 32.4 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...