./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/31_simple_loop5_vs_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/31_simple_loop5_vs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/bin-2019/uautomizer --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 2f5020bace04c3953d5ba184ca7354d5ad5b3f82 ............................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/31_simple_loop5_vs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/bin-2019/uautomizer --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 2f5020bace04c3953d5ba184ca7354d5ad5b3f82 ................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 08:05:21,355 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 08:05:21,356 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 08:05:21,365 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 08:05:21,365 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 08:05:21,366 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 08:05:21,367 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 08:05:21,368 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 08:05:21,369 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 08:05:21,370 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 08:05:21,370 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 08:05:21,370 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 08:05:21,371 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 08:05:21,372 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 08:05:21,373 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 08:05:21,373 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 08:05:21,374 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 08:05:21,375 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 08:05:21,376 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 08:05:21,377 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 08:05:21,378 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 08:05:21,379 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 08:05:21,381 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 08:05:21,381 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 08:05:21,381 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 08:05:21,382 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 08:05:21,382 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 08:05:21,383 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 08:05:21,383 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 08:05:21,384 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 08:05:21,384 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 08:05:21,385 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 08:05:21,385 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 08:05:21,385 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 08:05:21,386 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 08:05:21,386 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 08:05:21,387 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 08:05:21,397 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 08:05:21,398 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 08:05:21,398 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 08:05:21,398 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 08:05:21,399 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 08:05:21,399 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 08:05:21,399 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 08:05:21,399 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 08:05:21,399 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 08:05:21,399 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 08:05:21,400 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 08:05:21,400 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 08:05:21,400 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 08:05:21,400 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 08:05:21,400 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 08:05:21,400 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 08:05:21,400 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 08:05:21,401 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 08:05:21,401 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 08:05:21,401 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 08:05:21,401 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 08:05:21,401 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 08:05:21,401 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 08:05:21,401 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 08:05:21,401 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 08:05:21,402 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 08:05:21,402 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 08:05:21,402 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 08:05:21,402 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 08:05:21,402 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 08:05:21,402 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/bin-2019/uautomizer 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 -> 2f5020bace04c3953d5ba184ca7354d5ad5b3f82 [2018-11-23 08:05:21,427 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 08:05:21,437 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 08:05:21,440 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 08:05:21,441 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 08:05:21,442 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 08:05:21,442 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-ext/31_simple_loop5_vs_true-unreach-call.i [2018-11-23 08:05:21,491 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/bin-2019/uautomizer/data/08111d0ea/e37c023b46ef4c53bb7525bcb9fa6cb4/FLAGff327e900 [2018-11-23 08:05:21,857 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 08:05:21,857 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/sv-benchmarks/c/pthread-ext/31_simple_loop5_vs_true-unreach-call.i [2018-11-23 08:05:21,866 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/bin-2019/uautomizer/data/08111d0ea/e37c023b46ef4c53bb7525bcb9fa6cb4/FLAGff327e900 [2018-11-23 08:05:22,248 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/bin-2019/uautomizer/data/08111d0ea/e37c023b46ef4c53bb7525bcb9fa6cb4 [2018-11-23 08:05:22,250 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 08:05:22,251 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 08:05:22,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 08:05:22,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 08:05:22,255 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 08:05:22,256 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:22" (1/1) ... [2018-11-23 08:05:22,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@92c2917 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:22, skipping insertion in model container [2018-11-23 08:05:22,258 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:22" (1/1) ... [2018-11-23 08:05:22,266 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 08:05:22,297 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 08:05:22,538 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:05:22,547 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 08:05:22,632 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:05:22,667 INFO L195 MainTranslator]: Completed translation [2018-11-23 08:05:22,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:22 WrapperNode [2018-11-23 08:05:22,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 08:05:22,668 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 08:05:22,668 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 08:05:22,669 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 08:05:22,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:22" (1/1) ... [2018-11-23 08:05:22,685 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:22" (1/1) ... [2018-11-23 08:05:22,700 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 08:05:22,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 08:05:22,701 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 08:05:22,701 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 08:05:22,707 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:22" (1/1) ... [2018-11-23 08:05:22,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:22" (1/1) ... [2018-11-23 08:05:22,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:22" (1/1) ... [2018-11-23 08:05:22,709 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:22" (1/1) ... [2018-11-23 08:05:22,713 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:22" (1/1) ... [2018-11-23 08:05:22,717 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:22" (1/1) ... [2018-11-23 08:05:22,719 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:22" (1/1) ... [2018-11-23 08:05:22,721 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 08:05:22,722 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 08:05:22,722 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 08:05:22,722 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 08:05:22,723 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/bin-2019/uautomizer/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 [2018-11-23 08:05:22,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 08:05:22,769 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-23 08:05:22,769 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-23 08:05:22,769 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-23 08:05:22,769 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-23 08:05:22,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 08:05:22,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 08:05:22,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 08:05:22,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 08:05:22,771 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-23 08:05:22,864 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-11-23 08:05:22,865 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-11-23 08:05:22,896 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-11-23 08:05:22,897 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-11-23 08:05:22,974 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 08:05:22,974 INFO L280 CfgBuilder]: Removed 15 assue(true) statements. [2018-11-23 08:05:22,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:05:22 BoogieIcfgContainer [2018-11-23 08:05:22,974 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 08:05:22,975 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 08:05:22,975 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 08:05:22,978 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 08:05:22,978 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:05:22" (1/3) ... [2018-11-23 08:05:22,979 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7751955a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:05:22, skipping insertion in model container [2018-11-23 08:05:22,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:22" (2/3) ... [2018-11-23 08:05:22,979 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7751955a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:05:22, skipping insertion in model container [2018-11-23 08:05:22,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:05:22" (3/3) ... [2018-11-23 08:05:22,981 INFO L112 eAbstractionObserver]: Analyzing ICFG 31_simple_loop5_vs_true-unreach-call.i [2018-11-23 08:05:23,000 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 08:05:23,000 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 08:05:23,000 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 08:05:23,000 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 08:05:23,001 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 08:05:23,001 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 08:05:23,001 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 08:05:23,001 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 08:05:23,001 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 08:05:23,001 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 08:05:23,002 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 08:05:23,002 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 08:05:23,007 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-23 08:05:23,007 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 08:05:23,012 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-23 08:05:23,022 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-23 08:05:23,043 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 08:05:23,043 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 08:05:23,044 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 08:05:23,044 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 08:05:23,044 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 08:05:23,044 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 08:05:23,044 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 08:05:23,044 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 08:05:23,044 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 08:05:23,052 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 40places, 44 transitions [2018-11-23 08:05:23,065 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_thr2 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) [2018-11-23 08:05:23,071 INFO L168 Benchmark]: Toolchain (without parser) took 820.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -145.2 MB). Peak memory consumption was 10.0 MB. Max. memory is 11.5 GB. [2018-11-23 08:05:23,073 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:05:23,073 INFO L168 Benchmark]: CACSL2BoogieTranslator took 415.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -179.9 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2018-11-23 08:05:23,074 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.07 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-23 08:05:23,074 INFO L168 Benchmark]: Boogie Preprocessor took 20.20 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. [2018-11-23 08:05:23,075 INFO L168 Benchmark]: RCFGBuilder took 252.71 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: 21.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 11.5 GB. [2018-11-23 08:05:23,075 INFO L168 Benchmark]: TraceAbstraction took 95.87 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: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. [2018-11-23 08:05:23,078 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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 415.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -179.9 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.07 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.20 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 252.71 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: 21.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 95.87 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: 9.9 MB). Peak memory consumption was 9.9 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_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: 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 0.1.23-aa41828 [2018-11-23 08:05:24,602 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 08:05:24,604 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 08:05:24,613 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 08:05:24,614 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 08:05:24,615 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 08:05:24,616 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 08:05:24,617 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 08:05:24,618 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 08:05:24,619 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 08:05:24,620 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 08:05:24,620 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 08:05:24,621 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 08:05:24,622 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 08:05:24,623 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 08:05:24,624 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 08:05:24,625 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 08:05:24,627 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 08:05:24,628 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 08:05:24,630 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 08:05:24,631 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 08:05:24,632 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 08:05:24,634 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 08:05:24,634 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 08:05:24,635 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 08:05:24,635 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 08:05:24,636 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 08:05:24,637 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 08:05:24,637 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 08:05:24,638 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 08:05:24,638 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 08:05:24,639 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 08:05:24,639 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 08:05:24,639 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 08:05:24,640 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 08:05:24,640 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 08:05:24,641 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-23 08:05:24,652 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 08:05:24,652 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 08:05:24,653 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 08:05:24,653 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 08:05:24,654 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 08:05:24,654 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 08:05:24,654 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 08:05:24,655 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 08:05:24,655 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 08:05:24,655 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 08:05:24,655 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 08:05:24,655 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 08:05:24,655 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 08:05:24,656 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 08:05:24,656 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 08:05:24,656 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 08:05:24,656 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 08:05:24,656 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 08:05:24,656 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 08:05:24,656 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 08:05:24,657 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 08:05:24,657 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 08:05:24,657 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 08:05:24,657 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 08:05:24,657 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 08:05:24,658 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 08:05:24,658 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 08:05:24,658 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 08:05:24,658 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-23 08:05:24,658 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 08:05:24,658 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 08:05:24,658 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 08:05:24,659 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/bin-2019/uautomizer 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 -> 2f5020bace04c3953d5ba184ca7354d5ad5b3f82 [2018-11-23 08:05:24,694 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 08:05:24,705 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 08:05:24,708 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 08:05:24,709 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 08:05:24,709 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 08:05:24,710 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-ext/31_simple_loop5_vs_true-unreach-call.i [2018-11-23 08:05:24,750 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/bin-2019/uautomizer/data/89c257c23/1446a05ce4f346b7924242d35f9594a6/FLAG55470d6ed [2018-11-23 08:05:25,111 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 08:05:25,112 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/sv-benchmarks/c/pthread-ext/31_simple_loop5_vs_true-unreach-call.i [2018-11-23 08:05:25,119 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/bin-2019/uautomizer/data/89c257c23/1446a05ce4f346b7924242d35f9594a6/FLAG55470d6ed [2018-11-23 08:05:25,128 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/bin-2019/uautomizer/data/89c257c23/1446a05ce4f346b7924242d35f9594a6 [2018-11-23 08:05:25,130 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 08:05:25,131 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 08:05:25,132 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 08:05:25,132 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 08:05:25,135 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 08:05:25,136 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:25" (1/1) ... [2018-11-23 08:05:25,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@107f8ef7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:25, skipping insertion in model container [2018-11-23 08:05:25,138 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:25" (1/1) ... [2018-11-23 08:05:25,145 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 08:05:25,178 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 08:05:25,419 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:05:25,432 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 08:05:25,472 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:05:25,576 INFO L195 MainTranslator]: Completed translation [2018-11-23 08:05:25,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:25 WrapperNode [2018-11-23 08:05:25,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 08:05:25,577 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 08:05:25,577 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 08:05:25,577 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 08:05:25,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:25" (1/1) ... [2018-11-23 08:05:25,596 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:25" (1/1) ... [2018-11-23 08:05:25,610 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 08:05:25,611 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 08:05:25,611 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 08:05:25,611 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 08:05:25,617 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:25" (1/1) ... [2018-11-23 08:05:25,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:25" (1/1) ... [2018-11-23 08:05:25,619 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:25" (1/1) ... [2018-11-23 08:05:25,619 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:25" (1/1) ... [2018-11-23 08:05:25,625 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:25" (1/1) ... [2018-11-23 08:05:25,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:25" (1/1) ... [2018-11-23 08:05:25,631 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:25" (1/1) ... [2018-11-23 08:05:25,634 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 08:05:25,634 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 08:05:25,635 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 08:05:25,635 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 08:05:25,635 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ba7b96ee-34ce-4703-a75c-33487fa19c8c/bin-2019/uautomizer/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 [2018-11-23 08:05:25,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 08:05:25,672 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-23 08:05:25,673 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-23 08:05:25,673 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-23 08:05:25,673 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-23 08:05:25,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 08:05:25,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 08:05:25,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 08:05:25,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 08:05:25,675 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-23 08:05:25,764 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-11-23 08:05:25,764 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-11-23 08:05:25,793 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-11-23 08:05:25,794 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-11-23 08:05:25,852 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 08:05:25,852 INFO L280 CfgBuilder]: Removed 15 assue(true) statements. [2018-11-23 08:05:25,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:05:25 BoogieIcfgContainer [2018-11-23 08:05:25,853 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 08:05:25,853 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 08:05:25,853 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 08:05:25,856 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 08:05:25,856 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:05:25" (1/3) ... [2018-11-23 08:05:25,856 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6748c3ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:05:25, skipping insertion in model container [2018-11-23 08:05:25,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:25" (2/3) ... [2018-11-23 08:05:25,857 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6748c3ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:05:25, skipping insertion in model container [2018-11-23 08:05:25,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:05:25" (3/3) ... [2018-11-23 08:05:25,859 INFO L112 eAbstractionObserver]: Analyzing ICFG 31_simple_loop5_vs_true-unreach-call.i [2018-11-23 08:05:25,881 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 08:05:25,881 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 08:05:25,881 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 08:05:25,881 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 08:05:25,881 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 08:05:25,882 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 08:05:25,882 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 08:05:25,882 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 08:05:25,882 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 08:05:25,882 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 08:05:25,883 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 08:05:25,883 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 08:05:25,889 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-23 08:05:25,889 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 08:05:25,896 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-23 08:05:25,911 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-23 08:05:25,928 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 08:05:25,928 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 08:05:25,928 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 08:05:25,928 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 08:05:25,928 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 08:05:25,928 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 08:05:25,929 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 08:05:25,929 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 08:05:25,929 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 08:05:25,934 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 40places, 44 transitions [2018-11-23 08:05:25,949 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_thr2 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) [2018-11-23 08:05:25,952 INFO L168 Benchmark]: Toolchain (without parser) took 821.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -125.1 MB). Peak memory consumption was 12.2 MB. Max. memory is 11.5 GB. [2018-11-23 08:05:25,953 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:05:25,953 INFO L168 Benchmark]: CACSL2BoogieTranslator took 444.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -178.5 MB). Peak memory consumption was 39.8 MB. Max. memory is 11.5 GB. [2018-11-23 08:05:25,954 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.70 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: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2018-11-23 08:05:25,954 INFO L168 Benchmark]: Boogie Preprocessor took 23.39 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. [2018-11-23 08:05:25,955 INFO L168 Benchmark]: RCFGBuilder took 218.49 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: 25.5 MB). Peak memory consumption was 25.5 MB. Max. memory is 11.5 GB. [2018-11-23 08:05:25,955 INFO L168 Benchmark]: TraceAbstraction took 97.87 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: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2018-11-23 08:05:25,958 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 444.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -178.5 MB). Peak memory consumption was 39.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.70 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: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.39 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 218.49 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: 25.5 MB). Peak memory consumption was 25.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 97.87 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: 13.9 MB). Peak memory consumption was 13.9 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_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: 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...