./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/pthread-ext/06_ticket_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/06_ticket_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 41a929f6f2c94173f1b355dba19b018da5144107 ................................................................................................................................................................................................................................................... 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/06_ticket_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 41a929f6f2c94173f1b355dba19b018da5144107 ..................................................................................................................................................................................................................................................... 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 19:35:50,344 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 19:35:50,347 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 19:35:50,365 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 19:35:50,366 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 19:35:50,367 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 19:35:50,369 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 19:35:50,372 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 19:35:50,374 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 19:35:50,375 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 19:35:50,384 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 19:35:50,384 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 19:35:50,385 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 19:35:50,389 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 19:35:50,390 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 19:35:50,391 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 19:35:50,392 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 19:35:50,394 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 19:35:50,397 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 19:35:50,400 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 19:35:50,404 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 19:35:50,408 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 19:35:50,412 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 19:35:50,416 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 19:35:50,416 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 19:35:50,417 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 19:35:50,418 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 19:35:50,422 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 19:35:50,424 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 19:35:50,426 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 19:35:50,426 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 19:35:50,426 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 19:35:50,429 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 19:35:50,429 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 19:35:50,431 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 19:35:50,432 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 19:35:50,433 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 19:35:50,458 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 19:35:50,458 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 19:35:50,459 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 19:35:50,460 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 19:35:50,461 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 19:35:50,462 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 19:35:50,462 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 19:35:50,462 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 19:35:50,463 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 19:35:50,463 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 19:35:50,463 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 19:35:50,463 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 19:35:50,463 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 19:35:50,463 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 19:35:50,464 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 19:35:50,464 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 19:35:50,464 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 19:35:50,464 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 19:35:50,464 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 19:35:50,467 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 19:35:50,468 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 19:35:50,468 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 19:35:50,468 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 19:35:50,468 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 19:35:50,468 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 19:35:50,469 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 19:35:50,469 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 19:35:50,469 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 19:35:50,469 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 19:35:50,469 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 19:35:50,471 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 -> 41a929f6f2c94173f1b355dba19b018da5144107 [2018-11-28 19:35:50,530 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 19:35:50,548 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 19:35:50,555 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 19:35:50,557 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 19:35:50,558 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 19:35:50,559 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-ext/06_ticket_true-unreach-call.i [2018-11-28 19:35:50,628 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1470e028/f52743dc5f8a476dab12e383c4f24e40/FLAGbb8b4d8eb [2018-11-28 19:35:51,191 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 19:35:51,192 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-ext/06_ticket_true-unreach-call.i [2018-11-28 19:35:51,205 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1470e028/f52743dc5f8a476dab12e383c4f24e40/FLAGbb8b4d8eb [2018-11-28 19:35:51,452 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1470e028/f52743dc5f8a476dab12e383c4f24e40 [2018-11-28 19:35:51,455 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 19:35:51,457 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 19:35:51,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 19:35:51,460 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 19:35:51,465 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 19:35:51,466 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:35:51" (1/1) ... [2018-11-28 19:35:51,470 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e68a996 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:51, skipping insertion in model container [2018-11-28 19:35:51,471 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:35:51" (1/1) ... [2018-11-28 19:35:51,479 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 19:35:51,537 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 19:35:51,985 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 19:35:52,004 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 19:35:52,155 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 19:35:52,257 INFO L195 MainTranslator]: Completed translation [2018-11-28 19:35:52,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:52 WrapperNode [2018-11-28 19:35:52,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 19:35:52,259 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 19:35:52,259 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 19:35:52,259 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 19:35:52,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:52" (1/1) ... [2018-11-28 19:35:52,295 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:52" (1/1) ... [2018-11-28 19:35:52,330 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 19:35:52,331 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 19:35:52,331 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 19:35:52,331 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 19:35:52,342 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:52" (1/1) ... [2018-11-28 19:35:52,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:52" (1/1) ... [2018-11-28 19:35:52,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:52" (1/1) ... [2018-11-28 19:35:52,345 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:52" (1/1) ... [2018-11-28 19:35:52,365 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:52" (1/1) ... [2018-11-28 19:35:52,373 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:52" (1/1) ... [2018-11-28 19:35:52,377 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:52" (1/1) ... [2018-11-28 19:35:52,383 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 19:35:52,386 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 19:35:52,386 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 19:35:52,387 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 19:35:52,387 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:52" (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 19:35:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 19:35:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-28 19:35:52,457 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-28 19:35:52,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 19:35:52,458 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-11-28 19:35:52,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 19:35:52,458 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-11-28 19:35:52,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 19:35:52,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 19:35:52,461 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 19:35:53,040 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 19:35:53,040 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-11-28 19:35:53,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:35:53 BoogieIcfgContainer [2018-11-28 19:35:53,041 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 19:35:53,042 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 19:35:53,042 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 19:35:53,049 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 19:35:53,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 07:35:51" (1/3) ... [2018-11-28 19:35:53,050 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@789e6b8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:35:53, skipping insertion in model container [2018-11-28 19:35:53,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:52" (2/3) ... [2018-11-28 19:35:53,051 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@789e6b8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:35:53, skipping insertion in model container [2018-11-28 19:35:53,051 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:35:53" (3/3) ... [2018-11-28 19:35:53,054 INFO L112 eAbstractionObserver]: Analyzing ICFG 06_ticket_true-unreach-call.i [2018-11-28 19:35:53,087 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,088 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,088 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,088 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,088 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~ret1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,088 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,090 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,090 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,090 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,090 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,091 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,091 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,091 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,091 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,091 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~ret1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,092 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~ret1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,092 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,092 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~ret1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,092 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,092 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,095 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,095 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,096 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,096 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,096 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,096 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,097 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,097 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,097 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,097 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,097 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,099 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,100 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,100 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:53,111 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-28 19:35:53,111 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 19:35:53,120 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-28 19:35:53,138 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-28 19:35:53,165 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 19:35:53,166 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 19:35:53,166 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 19:35:53,167 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 19:35:53,167 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 19:35:53,167 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 19:35:53,167 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 19:35:53,167 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 19:35:53,167 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 19:35:53,177 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 47places, 53 transitions [2018-11-28 19:35:53,188 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 19:35:53,192 INFO L168 Benchmark]: Toolchain (without parser) took 1735.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -124.6 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. [2018-11-28 19:35:53,194 INFO L168 Benchmark]: CDTParser took 0.19 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 19:35:53,195 INFO L168 Benchmark]: CACSL2BoogieTranslator took 799.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -156.6 MB). Peak memory consumption was 30.8 MB. Max. memory is 11.5 GB. [2018-11-28 19:35:53,196 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.60 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 19:35:53,197 INFO L168 Benchmark]: Boogie Preprocessor took 55.02 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 19:35:53,197 INFO L168 Benchmark]: RCFGBuilder took 655.00 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 19:35:53,198 INFO L168 Benchmark]: TraceAbstraction took 148.95 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-28 19:35:53,203 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 799.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -156.6 MB). Peak memory consumption was 30.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 71.60 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 55.02 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 655.00 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 148.95 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: 6.7 MB). Peak memory consumption was 6.7 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 19:35:55,624 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 19:35:55,626 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 19:35:55,640 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 19:35:55,641 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 19:35:55,642 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 19:35:55,643 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 19:35:55,645 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 19:35:55,648 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 19:35:55,655 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 19:35:55,656 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 19:35:55,656 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 19:35:55,657 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 19:35:55,659 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 19:35:55,660 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 19:35:55,661 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 19:35:55,661 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 19:35:55,663 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 19:35:55,665 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 19:35:55,667 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 19:35:55,670 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 19:35:55,671 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 19:35:55,678 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 19:35:55,681 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 19:35:55,681 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 19:35:55,682 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 19:35:55,684 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 19:35:55,686 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 19:35:55,687 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 19:35:55,691 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 19:35:55,691 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 19:35:55,692 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 19:35:55,692 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 19:35:55,694 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 19:35:55,695 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 19:35:55,697 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 19:35:55,699 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-28 19:35:55,726 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 19:35:55,726 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 19:35:55,727 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 19:35:55,727 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 19:35:55,728 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 19:35:55,728 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 19:35:55,729 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 19:35:55,730 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 19:35:55,730 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 19:35:55,730 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 19:35:55,730 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 19:35:55,730 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 19:35:55,731 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 19:35:55,731 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 19:35:55,731 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 19:35:55,731 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 19:35:55,731 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 19:35:55,731 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 19:35:55,733 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 19:35:55,733 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 19:35:55,733 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 19:35:55,734 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 19:35:55,734 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 19:35:55,734 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 19:35:55,734 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 19:35:55,734 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 19:35:55,734 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 19:35:55,736 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 19:35:55,736 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 19:35:55,736 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 19:35:55,736 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 19:35:55,736 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-28 19:35:55,737 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 -> 41a929f6f2c94173f1b355dba19b018da5144107 [2018-11-28 19:35:55,772 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 19:35:55,785 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 19:35:55,789 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 19:35:55,790 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 19:35:55,791 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 19:35:55,791 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-ext/06_ticket_true-unreach-call.i [2018-11-28 19:35:55,852 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fcb7a032/ef1c9a2e5c52467b94c20d53a2cdb67c/FLAG7bd59a300 [2018-11-28 19:35:56,381 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 19:35:56,382 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-ext/06_ticket_true-unreach-call.i [2018-11-28 19:35:56,399 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fcb7a032/ef1c9a2e5c52467b94c20d53a2cdb67c/FLAG7bd59a300 [2018-11-28 19:35:56,673 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fcb7a032/ef1c9a2e5c52467b94c20d53a2cdb67c [2018-11-28 19:35:56,679 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 19:35:56,680 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 19:35:56,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 19:35:56,681 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 19:35:56,685 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 19:35:56,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:35:56" (1/1) ... [2018-11-28 19:35:56,689 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 07:35:56, skipping insertion in model container [2018-11-28 19:35:56,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:35:56" (1/1) ... [2018-11-28 19:35:56,699 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 19:35:56,755 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 19:35:57,220 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 19:35:57,243 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 19:35:57,425 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 19:35:57,517 INFO L195 MainTranslator]: Completed translation [2018-11-28 19:35:57,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:57 WrapperNode [2018-11-28 19:35:57,517 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 19:35:57,518 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 19:35:57,519 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 19:35:57,519 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 19:35:57,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:57" (1/1) ... [2018-11-28 19:35:57,559 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:57" (1/1) ... [2018-11-28 19:35:57,580 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 19:35:57,581 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 19:35:57,581 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 19:35:57,581 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 19:35:57,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:57" (1/1) ... [2018-11-28 19:35:57,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:57" (1/1) ... [2018-11-28 19:35:57,594 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:57" (1/1) ... [2018-11-28 19:35:57,594 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:57" (1/1) ... [2018-11-28 19:35:57,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:57" (1/1) ... [2018-11-28 19:35:57,620 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:57" (1/1) ... [2018-11-28 19:35:57,625 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:57" (1/1) ... [2018-11-28 19:35:57,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 19:35:57,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 19:35:57,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 19:35:57,638 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 19:35:57,639 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:57" (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 19:35:57,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 19:35:57,703 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-28 19:35:57,703 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-28 19:35:57,703 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-11-28 19:35:57,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 19:35:57,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-28 19:35:57,703 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-11-28 19:35:57,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 19:35:57,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 19:35:57,705 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 19:35:58,228 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 19:35:58,229 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-11-28 19:35:58,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:35:58 BoogieIcfgContainer [2018-11-28 19:35:58,230 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 19:35:58,231 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 19:35:58,231 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 19:35:58,234 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 19:35:58,234 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 07:35:56" (1/3) ... [2018-11-28 19:35:58,235 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ea79042 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:35:58, skipping insertion in model container [2018-11-28 19:35:58,235 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:57" (2/3) ... [2018-11-28 19:35:58,236 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ea79042 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:35:58, skipping insertion in model container [2018-11-28 19:35:58,236 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:35:58" (3/3) ... [2018-11-28 19:35:58,238 INFO L112 eAbstractionObserver]: Analyzing ICFG 06_ticket_true-unreach-call.i [2018-11-28 19:35:58,271 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,271 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,272 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,272 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,272 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~ret1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,272 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,273 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,273 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,273 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,278 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,278 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,278 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,279 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,279 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,279 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~ret1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,279 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~ret1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,279 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,280 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~ret1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,280 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,280 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,280 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,281 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,281 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,281 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,281 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,282 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,282 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,282 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,282 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,282 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,283 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,283 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,283 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,283 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:58,293 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-28 19:35:58,293 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 19:35:58,301 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-28 19:35:58,319 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-28 19:35:58,346 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 19:35:58,347 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 19:35:58,347 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 19:35:58,347 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 19:35:58,347 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 19:35:58,347 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 19:35:58,348 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 19:35:58,348 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 19:35:58,348 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 19:35:58,357 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 47places, 53 transitions [2018-11-28 19:35:58,368 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 19:35:58,371 INFO L168 Benchmark]: Toolchain (without parser) took 1692.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -126.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 11.5 GB. [2018-11-28 19:35:58,374 INFO L168 Benchmark]: CDTParser took 0.15 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 19:35:58,374 INFO L168 Benchmark]: CACSL2BoogieTranslator took 836.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -166.5 MB). Peak memory consumption was 37.5 MB. Max. memory is 11.5 GB. [2018-11-28 19:35:58,375 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.08 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-28 19:35:58,376 INFO L168 Benchmark]: Boogie Preprocessor took 52.55 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 19:35:58,377 INFO L168 Benchmark]: RCFGBuilder took 592.34 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: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2018-11-28 19:35:58,378 INFO L168 Benchmark]: TraceAbstraction took 139.89 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-28 19:35:58,383 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 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 836.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -166.5 MB). Peak memory consumption was 37.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 62.08 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.55 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 592.34 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: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 139.89 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: 7.0 MB). Peak memory consumption was 7.0 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...