./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/pthread-ext/48_ticket_lock_low_contention_vs_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/pthread-ext/48_ticket_lock_low_contention_vs_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bf24cd7b916b23b6d1ee7fcafd0e5b379d458909 ............................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/pthread-ext/48_ticket_lock_low_contention_vs_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bf24cd7b916b23b6d1ee7fcafd0e5b379d458909 ............................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 19:36:18,628 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 19:36:18,631 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 19:36:18,647 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 19:36:18,647 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 19:36:18,651 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 19:36:18,652 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 19:36:18,655 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 19:36:18,657 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 19:36:18,658 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 19:36:18,659 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 19:36:18,659 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 19:36:18,661 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 19:36:18,662 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 19:36:18,663 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 19:36:18,664 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 19:36:18,665 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 19:36:18,667 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 19:36:18,670 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 19:36:18,672 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 19:36:18,673 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 19:36:18,674 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 19:36:18,677 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 19:36:18,678 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 19:36:18,678 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 19:36:18,679 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 19:36:18,680 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 19:36:18,681 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 19:36:18,682 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 19:36:18,684 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 19:36:18,684 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 19:36:18,685 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 19:36:18,685 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 19:36:18,685 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 19:36:18,687 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 19:36:18,688 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 19:36:18,688 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 19:36:18,721 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 19:36:18,723 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 19:36:18,724 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 19:36:18,724 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 19:36:18,725 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 19:36:18,725 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 19:36:18,725 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 19:36:18,725 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 19:36:18,727 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 19:36:18,728 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 19:36:18,728 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 19:36:18,728 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 19:36:18,728 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 19:36:18,728 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 19:36:18,728 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 19:36:18,729 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 19:36:18,730 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 19:36:18,730 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 19:36:18,730 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 19:36:18,730 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 19:36:18,730 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 19:36:18,733 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 19:36:18,733 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 19:36:18,733 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 19:36:18,733 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 19:36:18,733 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 19:36:18,734 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 19:36:18,734 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 19:36:18,735 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 19:36:18,735 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 19:36:18,735 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> Automizer 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 -> bf24cd7b916b23b6d1ee7fcafd0e5b379d458909 [2018-11-28 19:36:18,792 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 19:36:18,808 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 19:36:18,813 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 19:36:18,815 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 19:36:18,815 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 19:36:18,816 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-ext/48_ticket_lock_low_contention_vs_true-unreach-call.i [2018-11-28 19:36:18,885 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd6785110/e6c50de848404c85a9d039305d77d16c/FLAG576c948a1 [2018-11-28 19:36:19,429 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 19:36:19,429 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-ext/48_ticket_lock_low_contention_vs_true-unreach-call.i [2018-11-28 19:36:19,448 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd6785110/e6c50de848404c85a9d039305d77d16c/FLAG576c948a1 [2018-11-28 19:36:19,701 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd6785110/e6c50de848404c85a9d039305d77d16c [2018-11-28 19:36:19,705 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 19:36:19,707 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 19:36:19,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 19:36:19,708 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 19:36:19,712 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 19:36:19,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:36:19" (1/1) ... [2018-11-28 19:36:19,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f0c55c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:19, skipping insertion in model container [2018-11-28 19:36:19,717 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:36:19" (1/1) ... [2018-11-28 19:36:19,726 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 19:36:19,778 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 19:36:20,227 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 19:36:20,249 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 19:36:20,297 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 19:36:20,533 INFO L195 MainTranslator]: Completed translation [2018-11-28 19:36:20,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:20 WrapperNode [2018-11-28 19:36:20,534 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 19:36:20,535 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 19:36:20,536 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 19:36:20,536 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 19:36:20,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:20" (1/1) ... [2018-11-28 19:36:20,573 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:20" (1/1) ... [2018-11-28 19:36:20,605 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 19:36:20,605 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 19:36:20,605 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 19:36:20,606 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 19:36:20,621 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:20" (1/1) ... [2018-11-28 19:36:20,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:20" (1/1) ... [2018-11-28 19:36:20,625 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:20" (1/1) ... [2018-11-28 19:36:20,626 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:20" (1/1) ... [2018-11-28 19:36:20,633 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:20" (1/1) ... [2018-11-28 19:36:20,638 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:20" (1/1) ... [2018-11-28 19:36:20,640 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:20" (1/1) ... [2018-11-28 19:36:20,653 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 19:36:20,654 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 19:36:20,654 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 19:36:20,654 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 19:36:20,655 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-11-28 19:36:20,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 19:36:20,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-28 19:36:20,726 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-28 19:36:20,726 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-28 19:36:20,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 19:36:20,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 19:36:20,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 19:36:20,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 19:36:20,730 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-28 19:36:20,894 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_fetch_and_inc_returnLabel [2018-11-28 19:36:21,252 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_fetch_and_inc_returnLabel [2018-11-28 19:36:21,469 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 19:36:21,469 INFO L280 CfgBuilder]: Removed 9 assue(true) statements. [2018-11-28 19:36:21,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:36:21 BoogieIcfgContainer [2018-11-28 19:36:21,470 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 19:36:21,472 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 19:36:21,472 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 19:36:21,475 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 19:36:21,476 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 07:36:19" (1/3) ... [2018-11-28 19:36:21,477 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b92dd62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:36:21, skipping insertion in model container [2018-11-28 19:36:21,477 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:20" (2/3) ... [2018-11-28 19:36:21,477 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b92dd62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:36:21, skipping insertion in model container [2018-11-28 19:36:21,478 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:36:21" (3/3) ... [2018-11-28 19:36:21,480 INFO L112 eAbstractionObserver]: Analyzing ICFG 48_ticket_lock_low_contention_vs_true-unreach-call.i [2018-11-28 19:36:21,516 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:21,516 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:21,516 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:21,516 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:21,518 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:21,518 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:21,518 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:21,518 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:21,518 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:21,520 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:21,520 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:21,520 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:21,520 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:21,520 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:21,521 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:21,521 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:21,521 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:21,521 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:21,523 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:21,523 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:21,524 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:21,524 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:21,524 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:21,524 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:21,524 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:21,526 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:21,526 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:21,531 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-28 19:36:21,532 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 19:36:21,541 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-11-28 19:36:21,560 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-11-28 19:36:21,589 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 19:36:21,590 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 19:36:21,590 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 19:36:21,590 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 19:36:21,590 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 19:36:21,590 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 19:36:21,591 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 19:36:21,591 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 19:36:21,591 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 19:36:21,602 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 64places, 70 transitions [2018-11-28 19:36:21,619 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) 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) [2018-11-28 19:36:21,624 INFO L168 Benchmark]: Toolchain (without parser) took 1918.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -162.7 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:21,626 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 19:36:21,627 INFO L168 Benchmark]: CACSL2BoogieTranslator took 827.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -195.4 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:21,628 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.48 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 19:36:21,628 INFO L168 Benchmark]: Boogie Preprocessor took 47.92 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 19:36:21,629 INFO L168 Benchmark]: RCFGBuilder took 816.85 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: 25.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:21,629 INFO L168 Benchmark]: TraceAbstraction took 151.23 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:21,634 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 827.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -195.4 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.48 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.92 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 816.85 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: 25.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 151.23 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-91b1670 [2018-11-28 19:36:23,942 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 19:36:23,945 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 19:36:23,956 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 19:36:23,956 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 19:36:23,958 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 19:36:23,959 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 19:36:23,960 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 19:36:23,962 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 19:36:23,966 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 19:36:23,967 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 19:36:23,967 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 19:36:23,970 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 19:36:23,972 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 19:36:23,974 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 19:36:23,974 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 19:36:23,975 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 19:36:23,979 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 19:36:23,984 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 19:36:23,987 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 19:36:23,988 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 19:36:23,989 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 19:36:23,991 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 19:36:23,992 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 19:36:23,992 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 19:36:23,993 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 19:36:23,994 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 19:36:23,994 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 19:36:23,995 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 19:36:23,996 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 19:36:23,996 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 19:36:23,997 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 19:36:23,997 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 19:36:23,997 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 19:36:23,998 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 19:36:23,999 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 19:36:23,999 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-28 19:36:24,014 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 19:36:24,014 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 19:36:24,015 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 19:36:24,015 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 19:36:24,016 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 19:36:24,016 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 19:36:24,016 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 19:36:24,016 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 19:36:24,017 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 19:36:24,017 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 19:36:24,017 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 19:36:24,017 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 19:36:24,017 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 19:36:24,017 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 19:36:24,018 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 19:36:24,018 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 19:36:24,018 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 19:36:24,018 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 19:36:24,018 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 19:36:24,018 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 19:36:24,019 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 19:36:24,019 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 19:36:24,019 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 19:36:24,019 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 19:36:24,019 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 19:36:24,020 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 19:36:24,020 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 19:36:24,020 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 19:36:24,020 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 19:36:24,020 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 19:36:24,020 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 19:36:24,021 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-28 19:36:24,021 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> Automizer 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 -> bf24cd7b916b23b6d1ee7fcafd0e5b379d458909 [2018-11-28 19:36:24,056 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 19:36:24,069 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 19:36:24,073 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 19:36:24,074 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 19:36:24,075 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 19:36:24,076 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-ext/48_ticket_lock_low_contention_vs_true-unreach-call.i [2018-11-28 19:36:24,145 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/827646c3d/8c541f79853f46808caf542b9d6ed388/FLAG9c22d6e32 [2018-11-28 19:36:24,670 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 19:36:24,676 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-ext/48_ticket_lock_low_contention_vs_true-unreach-call.i [2018-11-28 19:36:24,694 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/827646c3d/8c541f79853f46808caf542b9d6ed388/FLAG9c22d6e32 [2018-11-28 19:36:24,953 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/827646c3d/8c541f79853f46808caf542b9d6ed388 [2018-11-28 19:36:24,959 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 19:36:24,960 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 19:36:24,961 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 19:36:24,961 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 19:36:24,965 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 19:36:24,966 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:36:24" (1/1) ... [2018-11-28 19:36:24,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3613db22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:24, skipping insertion in model container [2018-11-28 19:36:24,970 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:36:24" (1/1) ... [2018-11-28 19:36:24,978 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 19:36:25,033 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 19:36:25,482 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 19:36:25,506 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 19:36:25,649 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 19:36:25,729 INFO L195 MainTranslator]: Completed translation [2018-11-28 19:36:25,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:25 WrapperNode [2018-11-28 19:36:25,729 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 19:36:25,730 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 19:36:25,730 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 19:36:25,731 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 19:36:25,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:25" (1/1) ... [2018-11-28 19:36:25,771 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:25" (1/1) ... [2018-11-28 19:36:25,804 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 19:36:25,807 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 19:36:25,807 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 19:36:25,807 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 19:36:25,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:25" (1/1) ... [2018-11-28 19:36:25,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:25" (1/1) ... [2018-11-28 19:36:25,829 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:25" (1/1) ... [2018-11-28 19:36:25,830 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:25" (1/1) ... [2018-11-28 19:36:25,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:25" (1/1) ... [2018-11-28 19:36:25,859 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:25" (1/1) ... [2018-11-28 19:36:25,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:25" (1/1) ... [2018-11-28 19:36:25,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 19:36:25,874 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 19:36:25,874 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 19:36:25,874 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 19:36:25,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:25" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-11-28 19:36:25,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 19:36:25,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-28 19:36:25,958 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-28 19:36:25,958 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-28 19:36:25,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 19:36:25,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-28 19:36:25,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 19:36:25,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 19:36:25,961 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-28 19:36:26,205 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_fetch_and_inc_returnLabel [2018-11-28 19:36:26,522 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_fetch_and_inc_returnLabel [2018-11-28 19:36:26,968 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 19:36:26,969 INFO L280 CfgBuilder]: Removed 9 assue(true) statements. [2018-11-28 19:36:26,969 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:36:26 BoogieIcfgContainer [2018-11-28 19:36:26,969 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 19:36:26,970 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 19:36:26,970 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 19:36:26,974 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 19:36:26,976 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 07:36:24" (1/3) ... [2018-11-28 19:36:26,977 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1240aace and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:36:26, skipping insertion in model container [2018-11-28 19:36:26,978 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:25" (2/3) ... [2018-11-28 19:36:26,978 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1240aace and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:36:26, skipping insertion in model container [2018-11-28 19:36:26,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:36:26" (3/3) ... [2018-11-28 19:36:26,982 INFO L112 eAbstractionObserver]: Analyzing ICFG 48_ticket_lock_low_contention_vs_true-unreach-call.i [2018-11-28 19:36:27,022 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:27,022 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:27,022 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:27,023 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:27,023 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:27,024 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:27,025 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:27,025 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:27,025 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:27,025 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:27,025 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:27,025 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:27,026 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:27,026 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:27,026 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:27,027 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:27,028 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:27,029 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:27,029 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:27,029 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:27,030 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:27,031 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:27,031 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:27,031 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:27,031 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:27,032 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:27,032 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:27,050 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-28 19:36:27,050 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 19:36:27,059 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-11-28 19:36:27,078 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-11-28 19:36:27,107 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 19:36:27,107 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 19:36:27,108 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 19:36:27,108 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 19:36:27,108 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 19:36:27,108 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 19:36:27,108 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 19:36:27,108 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 19:36:27,108 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 19:36:27,118 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 63places, 69 transitions [2018-11-28 19:36:27,131 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) 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) [2018-11-28 19:36:27,134 INFO L168 Benchmark]: Toolchain (without parser) took 2174.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -127.8 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:27,136 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 19:36:27,137 INFO L168 Benchmark]: CACSL2BoogieTranslator took 768.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -166.6 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:27,138 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.43 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 19:36:27,139 INFO L168 Benchmark]: Boogie Preprocessor took 66.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 19:36:27,139 INFO L168 Benchmark]: RCFGBuilder took 1095.48 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: 25.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:27,140 INFO L168 Benchmark]: TraceAbstraction took 163.43 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:27,145 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 768.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -166.6 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 76.43 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 66.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1095.48 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: 25.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 163.43 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...