./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread/stack_longest_false-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_e0d7e42d-c422-496e-bf21-9edf3afaa977/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e0d7e42d-c422-496e-bf21-9edf3afaa977/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e0d7e42d-c422-496e-bf21-9edf3afaa977/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e0d7e42d-c422-496e-bf21-9edf3afaa977/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread/stack_longest_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e0d7e42d-c422-496e-bf21-9edf3afaa977/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e0d7e42d-c422-496e-bf21-9edf3afaa977/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 a6ab55767df3b26021df0e39ced39f80ee5a9fd9 ............................................................................................................................................................................................................................... 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_e0d7e42d-c422-496e-bf21-9edf3afaa977/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e0d7e42d-c422-496e-bf21-9edf3afaa977/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e0d7e42d-c422-496e-bf21-9edf3afaa977/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e0d7e42d-c422-496e-bf21-9edf3afaa977/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread/stack_longest_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e0d7e42d-c422-496e-bf21-9edf3afaa977/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e0d7e42d-c422-496e-bf21-9edf3afaa977/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 a6ab55767df3b26021df0e39ced39f80ee5a9fd9 ......................................................................................................................................................................................................................... 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 13:25:29,518 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:25:29,520 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:25:29,528 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:25:29,528 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:25:29,529 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:25:29,530 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:25:29,531 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:25:29,532 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:25:29,532 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:25:29,533 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:25:29,533 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:25:29,534 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:25:29,534 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:25:29,535 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:25:29,535 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:25:29,536 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:25:29,537 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:25:29,538 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:25:29,539 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:25:29,540 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:25:29,541 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:25:29,542 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:25:29,542 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:25:29,542 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:25:29,543 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:25:29,543 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:25:29,544 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:25:29,544 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:25:29,545 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:25:29,545 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:25:29,546 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:25:29,546 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:25:29,546 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:25:29,547 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:25:29,547 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:25:29,547 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e0d7e42d-c422-496e-bf21-9edf3afaa977/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 13:25:29,556 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:25:29,556 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:25:29,557 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:25:29,557 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 13:25:29,557 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 13:25:29,557 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 13:25:29,557 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 13:25:29,558 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 13:25:29,558 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 13:25:29,558 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 13:25:29,558 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 13:25:29,558 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:25:29,558 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:25:29,559 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 13:25:29,559 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:25:29,559 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:25:29,559 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:25:29,559 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:25:29,559 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:25:29,559 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:25:29,559 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:25:29,560 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:25:29,560 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:25:29,560 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 13:25:29,560 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:25:29,560 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 13:25:29,560 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:25:29,560 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:25:29,560 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:25:29,561 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:25:29,561 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 13:25:29,561 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:25:29,561 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 13:25:29,561 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 13:25:29,561 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_e0d7e42d-c422-496e-bf21-9edf3afaa977/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 -> a6ab55767df3b26021df0e39ced39f80ee5a9fd9 [2018-11-10 13:25:29,583 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:25:29,591 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:25:29,594 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:25:29,595 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:25:29,595 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:25:29,596 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e0d7e42d-c422-496e-bf21-9edf3afaa977/bin-2019/utaipan/../../sv-benchmarks/c/pthread/stack_longest_false-unreach-call.i [2018-11-10 13:25:29,639 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e0d7e42d-c422-496e-bf21-9edf3afaa977/bin-2019/utaipan/data/8d7d5b97c/7cd2c9a2848b49e6af37fd64fb2a0ebc/FLAGb7ed6e5d8 [2018-11-10 13:25:30,088 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:25:30,089 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e0d7e42d-c422-496e-bf21-9edf3afaa977/sv-benchmarks/c/pthread/stack_longest_false-unreach-call.i [2018-11-10 13:25:30,100 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e0d7e42d-c422-496e-bf21-9edf3afaa977/bin-2019/utaipan/data/8d7d5b97c/7cd2c9a2848b49e6af37fd64fb2a0ebc/FLAGb7ed6e5d8 [2018-11-10 13:25:30,112 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e0d7e42d-c422-496e-bf21-9edf3afaa977/bin-2019/utaipan/data/8d7d5b97c/7cd2c9a2848b49e6af37fd64fb2a0ebc [2018-11-10 13:25:30,114 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:25:30,115 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:25:30,116 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:25:30,116 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:25:30,119 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:25:30,120 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:25:30" (1/1) ... [2018-11-10 13:25:30,122 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55a75b68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:25:30, skipping insertion in model container [2018-11-10 13:25:30,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:25:30" (1/1) ... [2018-11-10 13:25:30,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:25:30,165 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:25:30,436 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:25:30,471 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:25:30,505 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:25:30,656 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:25:30,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:25:30 WrapperNode [2018-11-10 13:25:30,657 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:25:30,657 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:25:30,658 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:25:30,658 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:25:30,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:25:30" (1/1) ... [2018-11-10 13:25:30,687 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:25:30" (1/1) ... [2018-11-10 13:25:30,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:25:30,774 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:25:30,774 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:25:30,774 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:25:30,780 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:25:30" (1/1) ... [2018-11-10 13:25:30,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:25:30" (1/1) ... [2018-11-10 13:25:30,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:25:30" (1/1) ... [2018-11-10 13:25:30,802 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:25:30" (1/1) ... [2018-11-10 13:25:30,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:25:30" (1/1) ... [2018-11-10 13:25:30,854 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:25:30" (1/1) ... [2018-11-10 13:25:30,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:25:30" (1/1) ... [2018-11-10 13:25:30,882 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:25:30,882 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:25:30,883 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:25:30,883 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:25:30,883 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:25:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e0d7e42d-c422-496e-bf21-9edf3afaa977/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:25:30,920 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2018-11-10 13:25:30,920 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2018-11-10 13:25:30,920 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2018-11-10 13:25:30,920 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2018-11-10 13:25:30,921 INFO L130 BoogieDeclarations]: Found specification of procedure pop [2018-11-10 13:25:30,921 INFO L138 BoogieDeclarations]: Found implementation of procedure pop [2018-11-10 13:25:30,921 INFO L130 BoogieDeclarations]: Found specification of procedure dec_top [2018-11-10 13:25:30,921 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_top [2018-11-10 13:25:30,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 13:25:30,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 13:25:30,921 INFO L130 BoogieDeclarations]: Found specification of procedure inc_top [2018-11-10 13:25:30,921 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_top [2018-11-10 13:25:30,921 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-11-10 13:25:30,922 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-11-10 13:25:30,922 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2018-11-10 13:25:30,922 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2018-11-10 13:25:30,922 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 13:25:30,922 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 13:25:30,922 INFO L130 BoogieDeclarations]: Found specification of procedure error [2018-11-10 13:25:30,922 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2018-11-10 13:25:30,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:25:30,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:25:30,924 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 13:25:34,576 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:25:34,662 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:25:34,663 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:25:34,663 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:25:34,663 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:25:34,664 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 13:25:34,667 INFO L168 Benchmark]: Toolchain (without parser) took 4552.29 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 325.1 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -197.7 MB). Peak memory consumption was 442.8 MB. Max. memory is 11.5 GB. [2018-11-10 13:25:34,668 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:25:34,669 INFO L168 Benchmark]: CACSL2BoogieTranslator took 541.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -162.9 MB). Peak memory consumption was 51.6 MB. Max. memory is 11.5 GB. [2018-11-10 13:25:34,669 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2018-11-10 13:25:34,670 INFO L168 Benchmark]: Boogie Preprocessor took 108.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-11-10 13:25:34,670 INFO L168 Benchmark]: RCFGBuilder took 3783.70 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 165.7 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -84.7 MB). Peak memory consumption was 396.4 MB. Max. memory is 11.5 GB. [2018-11-10 13:25:34,673 INFO L336 ainManager$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 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 541.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -162.9 MB). Peak memory consumption was 51.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 116.51 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: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 108.12 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: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3783.70 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 165.7 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -84.7 MB). Peak memory consumption was 396.4 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 [2018-11-10 13:25:36,217 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:25:36,219 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:25:36,227 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:25:36,228 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:25:36,228 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:25:36,229 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:25:36,230 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:25:36,231 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:25:36,232 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:25:36,233 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:25:36,233 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:25:36,234 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:25:36,234 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:25:36,235 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:25:36,236 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:25:36,236 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:25:36,237 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:25:36,239 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:25:36,240 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:25:36,240 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:25:36,241 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:25:36,243 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:25:36,243 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:25:36,243 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:25:36,244 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:25:36,245 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:25:36,245 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:25:36,246 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:25:36,246 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:25:36,247 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:25:36,247 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:25:36,247 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:25:36,247 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:25:36,249 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:25:36,249 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:25:36,249 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e0d7e42d-c422-496e-bf21-9edf3afaa977/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 13:25:36,260 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:25:36,260 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:25:36,261 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:25:36,261 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 13:25:36,261 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 13:25:36,261 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 13:25:36,261 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 13:25:36,261 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 13:25:36,262 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:25:36,262 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:25:36,262 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:25:36,262 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:25:36,262 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:25:36,262 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:25:36,263 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:25:36,263 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 13:25:36,263 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 13:25:36,263 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:25:36,263 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:25:36,263 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:25:36,264 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:25:36,264 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 13:25:36,264 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:25:36,264 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 13:25:36,264 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:25:36,264 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:25:36,264 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:25:36,265 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:25:36,265 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 13:25:36,265 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:25:36,265 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 13:25:36,265 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 13:25:36,265 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_e0d7e42d-c422-496e-bf21-9edf3afaa977/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 -> a6ab55767df3b26021df0e39ced39f80ee5a9fd9 [2018-11-10 13:25:36,295 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:25:36,304 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:25:36,306 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:25:36,307 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:25:36,308 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:25:36,308 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e0d7e42d-c422-496e-bf21-9edf3afaa977/bin-2019/utaipan/../../sv-benchmarks/c/pthread/stack_longest_false-unreach-call.i [2018-11-10 13:25:36,353 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e0d7e42d-c422-496e-bf21-9edf3afaa977/bin-2019/utaipan/data/8b37fbf89/3e8d36013a9841cbb861b7406544173b/FLAG4e23ca93a [2018-11-10 13:25:36,803 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:25:36,803 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e0d7e42d-c422-496e-bf21-9edf3afaa977/sv-benchmarks/c/pthread/stack_longest_false-unreach-call.i [2018-11-10 13:25:36,813 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e0d7e42d-c422-496e-bf21-9edf3afaa977/bin-2019/utaipan/data/8b37fbf89/3e8d36013a9841cbb861b7406544173b/FLAG4e23ca93a [2018-11-10 13:25:36,822 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e0d7e42d-c422-496e-bf21-9edf3afaa977/bin-2019/utaipan/data/8b37fbf89/3e8d36013a9841cbb861b7406544173b [2018-11-10 13:25:36,825 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:25:36,825 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:25:36,826 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:25:36,826 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:25:36,828 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:25:36,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:25:36" (1/1) ... [2018-11-10 13:25:36,830 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57bdf600 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:25:36, skipping insertion in model container [2018-11-10 13:25:36,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:25:36" (1/1) ... [2018-11-10 13:25:36,836 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:25:36,867 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:25:37,142 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:25:37,189 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:25:37,225 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:25:37,451 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:25:37,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:25:37 WrapperNode [2018-11-10 13:25:37,452 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:25:37,452 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:25:37,452 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:25:37,452 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:25:37,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:25:37" (1/1) ... [2018-11-10 13:25:37,485 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:25:37" (1/1) ... [2018-11-10 13:25:37,578 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:25:37,578 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:25:37,578 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:25:37,578 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:25:37,584 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:25:37" (1/1) ... [2018-11-10 13:25:37,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:25:37" (1/1) ... [2018-11-10 13:25:37,602 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:25:37" (1/1) ... [2018-11-10 13:25:37,603 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:25:37" (1/1) ... [2018-11-10 13:25:37,644 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:25:37" (1/1) ... [2018-11-10 13:25:37,652 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:25:37" (1/1) ... [2018-11-10 13:25:37,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:25:37" (1/1) ... [2018-11-10 13:25:37,679 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:25:37,679 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:25:37,679 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:25:37,679 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:25:37,680 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:25:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e0d7e42d-c422-496e-bf21-9edf3afaa977/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:25:37,715 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2018-11-10 13:25:37,715 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2018-11-10 13:25:37,716 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2018-11-10 13:25:37,716 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2018-11-10 13:25:37,716 INFO L130 BoogieDeclarations]: Found specification of procedure pop [2018-11-10 13:25:37,716 INFO L138 BoogieDeclarations]: Found implementation of procedure pop [2018-11-10 13:25:37,716 INFO L130 BoogieDeclarations]: Found specification of procedure dec_top [2018-11-10 13:25:37,716 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_top [2018-11-10 13:25:37,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 13:25:37,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 13:25:37,716 INFO L130 BoogieDeclarations]: Found specification of procedure inc_top [2018-11-10 13:25:37,717 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_top [2018-11-10 13:25:37,717 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-11-10 13:25:37,717 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-11-10 13:25:37,717 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2018-11-10 13:25:37,717 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2018-11-10 13:25:37,717 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 13:25:37,717 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 13:25:37,717 INFO L130 BoogieDeclarations]: Found specification of procedure error [2018-11-10 13:25:37,717 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2018-11-10 13:25:37,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:25:37,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:25:37,719 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 13:25:44,116 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:25:44,198 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:25:44,198 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:25:44,199 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:25:44,199 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:25:44,200 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 13:25:44,205 INFO L168 Benchmark]: Toolchain (without parser) took 7379.56 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 327.2 MB). Free memory was 945.5 MB in the beginning and 1.1 GB in the end (delta: -172.2 MB). Peak memory consumption was 414.0 MB. Max. memory is 11.5 GB. [2018-11-10 13:25:44,206 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:25:44,206 INFO L168 Benchmark]: CACSL2BoogieTranslator took 625.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 945.5 MB in the beginning and 1.1 GB in the end (delta: -202.8 MB). Peak memory consumption was 107.6 MB. Max. memory is 11.5 GB. [2018-11-10 13:25:44,207 INFO L168 Benchmark]: Boogie Procedure Inliner took 125.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2018-11-10 13:25:44,207 INFO L168 Benchmark]: Boogie Preprocessor took 100.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2018-11-10 13:25:44,208 INFO L168 Benchmark]: RCFGBuilder took 6524.95 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 172.5 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -22.0 MB). Peak memory consumption was 409.5 MB. Max. memory is 11.5 GB. [2018-11-10 13:25:44,210 INFO L336 ainManager$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 625.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 945.5 MB in the beginning and 1.1 GB in the end (delta: -202.8 MB). Peak memory consumption was 107.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 125.55 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: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 100.91 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: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 6524.95 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 172.5 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -22.0 MB). Peak memory consumption was 409.5 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...