./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa 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/35_double_lock_p3_vs_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 937d3584b3fcf8e1c5b4be4364be53fb5601b821 ...................................................................................................................................................................................................................................................................................... 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/35_double_lock_p3_vs_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 937d3584b3fcf8e1c5b4be4364be53fb5601b821 ....................................................................................................................................................................................................................................................................................... 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 0.1.24-2e94e6a [2018-12-31 17:31:41,054 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 17:31:41,056 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 17:31:41,068 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 17:31:41,069 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 17:31:41,070 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 17:31:41,071 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 17:31:41,079 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 17:31:41,081 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 17:31:41,083 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 17:31:41,085 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 17:31:41,087 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 17:31:41,088 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 17:31:41,089 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 17:31:41,091 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 17:31:41,096 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 17:31:41,097 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 17:31:41,104 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 17:31:41,106 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 17:31:41,111 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 17:31:41,114 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 17:31:41,119 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 17:31:41,122 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 17:31:41,122 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 17:31:41,122 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 17:31:41,123 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 17:31:41,124 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 17:31:41,125 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 17:31:41,125 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 17:31:41,126 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 17:31:41,126 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 17:31:41,127 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 17:31:41,127 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 17:31:41,127 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 17:31:41,128 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 17:31:41,129 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 17:31:41,129 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 17:31:41,150 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 17:31:41,151 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 17:31:41,152 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 17:31:41,152 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 17:31:41,152 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 17:31:41,153 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 17:31:41,153 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 17:31:41,153 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 17:31:41,153 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 17:31:41,153 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 17:31:41,154 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 17:31:41,154 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 17:31:41,154 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 17:31:41,154 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 17:31:41,154 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 17:31:41,154 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 17:31:41,156 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 17:31:41,156 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 17:31:41,157 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 17:31:41,157 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 17:31:41,157 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 17:31:41,157 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 17:31:41,158 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 17:31:41,158 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 17:31:41,158 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 17:31:41,158 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 17:31:41,158 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 17:31:41,158 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 17:31:41,159 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 -> 937d3584b3fcf8e1c5b4be4364be53fb5601b821 [2018-12-31 17:31:41,216 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 17:31:41,235 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 17:31:41,243 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 17:31:41,244 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 17:31:41,245 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 17:31:41,245 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i [2018-12-31 17:31:41,311 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60d9039e4/b7be6a06815c442ca3be4cf30a5a6c5a/FLAGa93b2a128 [2018-12-31 17:31:41,921 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 17:31:41,922 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i [2018-12-31 17:31:41,949 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60d9039e4/b7be6a06815c442ca3be4cf30a5a6c5a/FLAGa93b2a128 [2018-12-31 17:31:42,279 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60d9039e4/b7be6a06815c442ca3be4cf30a5a6c5a [2018-12-31 17:31:42,284 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 17:31:42,286 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 17:31:42,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 17:31:42,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 17:31:42,293 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 17:31:42,294 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 05:31:42" (1/1) ... [2018-12-31 17:31:42,298 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69f92361 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:42, skipping insertion in model container [2018-12-31 17:31:42,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 05:31:42" (1/1) ... [2018-12-31 17:31:42,308 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 17:31:42,366 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 17:31:42,784 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 17:31:42,806 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 17:31:42,958 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 17:31:43,054 INFO L195 MainTranslator]: Completed translation [2018-12-31 17:31:43,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:43 WrapperNode [2018-12-31 17:31:43,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 17:31:43,055 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 17:31:43,056 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 17:31:43,057 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 17:31:43,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:43" (1/1) ... [2018-12-31 17:31:43,090 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:43" (1/1) ... [2018-12-31 17:31:43,122 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 17:31:43,123 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 17:31:43,123 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 17:31:43,123 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 17:31:43,134 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:43" (1/1) ... [2018-12-31 17:31:43,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:43" (1/1) ... [2018-12-31 17:31:43,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:43" (1/1) ... [2018-12-31 17:31:43,139 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:43" (1/1) ... [2018-12-31 17:31:43,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:43" (1/1) ... [2018-12-31 17:31:43,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:43" (1/1) ... [2018-12-31 17:31:43,161 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:43" (1/1) ... [2018-12-31 17:31:43,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 17:31:43,165 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 17:31:43,166 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 17:31:43,166 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 17:31:43,167 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:43" (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 [2018-12-31 17:31:43,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-31 17:31:43,234 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-12-31 17:31:43,234 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-12-31 17:31:43,234 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-31 17:31:43,234 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-31 17:31:43,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-31 17:31:43,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 17:31:43,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 17:31:43,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-31 17:31:43,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 17:31:43,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 17:31:43,237 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-31 17:31:43,401 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-31 17:31:43,403 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-31 17:31:43,406 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-12-31 17:31:43,409 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-31 17:31:43,622 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-31 17:31:43,625 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-31 17:31:43,779 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 17:31:43,779 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-31 17:31:43,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 05:31:43 BoogieIcfgContainer [2018-12-31 17:31:43,780 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 17:31:43,781 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 17:31:43,781 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 17:31:43,784 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 17:31:43,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 05:31:42" (1/3) ... [2018-12-31 17:31:43,785 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bcfb90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 05:31:43, skipping insertion in model container [2018-12-31 17:31:43,785 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:43" (2/3) ... [2018-12-31 17:31:43,786 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bcfb90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 05:31:43, skipping insertion in model container [2018-12-31 17:31:43,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 05:31:43" (3/3) ... [2018-12-31 17:31:43,788 INFO L112 eAbstractionObserver]: Analyzing ICFG 35_double_lock_p3_vs_true-unreach-call.i [2018-12-31 17:31:43,827 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,827 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,828 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,828 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,828 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,828 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,829 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,829 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,829 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,829 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,830 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,830 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,830 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,830 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,830 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,830 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,830 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,831 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,831 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,831 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,831 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,832 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,832 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,832 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,832 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,832 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,833 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,833 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,833 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,833 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,833 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,833 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,834 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,834 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,834 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,834 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,835 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,835 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,835 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,835 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,836 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,836 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,836 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,836 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,836 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,837 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,837 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,837 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,837 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,838 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,838 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,838 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,838 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,838 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,839 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,839 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,839 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,839 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,840 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,840 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,840 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,840 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,840 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:43,883 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-31 17:31:43,884 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 17:31:43,893 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-31 17:31:43,910 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-31 17:31:43,934 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 17:31:43,935 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 17:31:43,935 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 17:31:43,935 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 17:31:43,936 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 17:31:43,936 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 17:31:43,936 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 17:31:43,936 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 17:31:43,936 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 17:31:43,948 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 51places, 54 transitions [2018-12-31 17:31:43,969 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) [2018-12-31 17:31:43,972 INFO L168 Benchmark]: Toolchain (without parser) took 1687.59 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.7 MB). Free memory was 950.0 MB in the beginning and 1.0 GB in the end (delta: -97.1 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2018-12-31 17:31:43,975 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 17:31:43,975 INFO L168 Benchmark]: CACSL2BoogieTranslator took 767.86 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.7 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -141.1 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. [2018-12-31 17:31:43,977 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.88 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 17:31:43,978 INFO L168 Benchmark]: Boogie Preprocessor took 42.59 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 17:31:43,978 INFO L168 Benchmark]: RCFGBuilder took 614.38 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. [2018-12-31 17:31:43,979 INFO L168 Benchmark]: TraceAbstraction took 191.02 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-12-31 17:31:43,987 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 767.86 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.7 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -141.1 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 66.88 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.59 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 614.38 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 191.02 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 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 0.1.24-2e94e6a [2018-12-31 17:31:46,531 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 17:31:46,535 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 17:31:46,553 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 17:31:46,554 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 17:31:46,556 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 17:31:46,558 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 17:31:46,561 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 17:31:46,563 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 17:31:46,567 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 17:31:46,569 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 17:31:46,572 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 17:31:46,573 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 17:31:46,576 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 17:31:46,583 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 17:31:46,585 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 17:31:46,586 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 17:31:46,591 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 17:31:46,595 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 17:31:46,597 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 17:31:46,598 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 17:31:46,601 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 17:31:46,605 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 17:31:46,607 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 17:31:46,608 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 17:31:46,609 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 17:31:46,612 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 17:31:46,613 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 17:31:46,614 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 17:31:46,616 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 17:31:46,617 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 17:31:46,617 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 17:31:46,618 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 17:31:46,618 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 17:31:46,619 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 17:31:46,620 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 17:31:46,620 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-31 17:31:46,647 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 17:31:46,648 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 17:31:46,652 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 17:31:46,652 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 17:31:46,652 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 17:31:46,653 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 17:31:46,653 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 17:31:46,653 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 17:31:46,653 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 17:31:46,653 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 17:31:46,653 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 17:31:46,653 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 17:31:46,654 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-31 17:31:46,654 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-31 17:31:46,654 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 17:31:46,654 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 17:31:46,654 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 17:31:46,654 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 17:31:46,655 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 17:31:46,655 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 17:31:46,655 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 17:31:46,657 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 17:31:46,657 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 17:31:46,657 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 17:31:46,657 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 17:31:46,657 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 17:31:46,658 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-31 17:31:46,658 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 17:31:46,659 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-31 17:31:46,659 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-31 17:31:46,659 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 -> /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 -> 937d3584b3fcf8e1c5b4be4364be53fb5601b821 [2018-12-31 17:31:46,703 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 17:31:46,716 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 17:31:46,720 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 17:31:46,723 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 17:31:46,728 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 17:31:46,729 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i [2018-12-31 17:31:46,792 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f90b77ec/60680929a8b54d53ae62603123a3cf53/FLAGd784dfec7 [2018-12-31 17:31:47,326 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 17:31:47,328 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i [2018-12-31 17:31:47,347 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f90b77ec/60680929a8b54d53ae62603123a3cf53/FLAGd784dfec7 [2018-12-31 17:31:47,622 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f90b77ec/60680929a8b54d53ae62603123a3cf53 [2018-12-31 17:31:47,626 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 17:31:47,628 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 17:31:47,629 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 17:31:47,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 17:31:47,634 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 17:31:47,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 05:31:47" (1/1) ... [2018-12-31 17:31:47,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f4fbf7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:47, skipping insertion in model container [2018-12-31 17:31:47,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 05:31:47" (1/1) ... [2018-12-31 17:31:47,648 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 17:31:47,699 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 17:31:48,192 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 17:31:48,211 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 17:31:48,364 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 17:31:48,474 INFO L195 MainTranslator]: Completed translation [2018-12-31 17:31:48,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:48 WrapperNode [2018-12-31 17:31:48,474 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 17:31:48,476 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 17:31:48,476 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 17:31:48,476 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 17:31:48,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:48" (1/1) ... [2018-12-31 17:31:48,520 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:48" (1/1) ... [2018-12-31 17:31:48,556 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 17:31:48,558 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 17:31:48,559 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 17:31:48,560 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 17:31:48,572 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:48" (1/1) ... [2018-12-31 17:31:48,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:48" (1/1) ... [2018-12-31 17:31:48,579 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:48" (1/1) ... [2018-12-31 17:31:48,586 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:48" (1/1) ... [2018-12-31 17:31:48,605 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:48" (1/1) ... [2018-12-31 17:31:48,614 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:48" (1/1) ... [2018-12-31 17:31:48,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:48" (1/1) ... [2018-12-31 17:31:48,631 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 17:31:48,632 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 17:31:48,632 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 17:31:48,633 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 17:31:48,634 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:48" (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 [2018-12-31 17:31:48,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-31 17:31:48,708 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-12-31 17:31:48,708 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-12-31 17:31:48,708 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-31 17:31:48,709 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-31 17:31:48,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 17:31:48,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 17:31:48,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-31 17:31:48,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-12-31 17:31:48,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 17:31:48,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 17:31:48,712 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-31 17:31:48,980 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-31 17:31:48,984 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-31 17:31:48,984 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-12-31 17:31:48,985 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-31 17:31:49,132 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-31 17:31:49,135 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-31 17:31:49,314 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 17:31:49,314 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-31 17:31:49,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 05:31:49 BoogieIcfgContainer [2018-12-31 17:31:49,315 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 17:31:49,316 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 17:31:49,317 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 17:31:49,320 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 17:31:49,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 05:31:47" (1/3) ... [2018-12-31 17:31:49,322 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9b8cbb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 05:31:49, skipping insertion in model container [2018-12-31 17:31:49,322 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:48" (2/3) ... [2018-12-31 17:31:49,323 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9b8cbb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 05:31:49, skipping insertion in model container [2018-12-31 17:31:49,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 05:31:49" (3/3) ... [2018-12-31 17:31:49,326 INFO L112 eAbstractionObserver]: Analyzing ICFG 35_double_lock_p3_vs_true-unreach-call.i [2018-12-31 17:31:49,364 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,364 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,365 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,365 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,365 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,365 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,365 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,366 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,366 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,366 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,366 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,366 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,366 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,368 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,369 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,369 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,369 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,370 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,370 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,371 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,371 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,371 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,371 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,371 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,372 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,372 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,372 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,372 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,372 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,372 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,375 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,375 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,375 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,375 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,375 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,377 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,377 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,377 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,378 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,378 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,379 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,379 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,379 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,379 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,380 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,380 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,380 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,380 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,382 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,382 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,383 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,383 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,383 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,383 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,384 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,384 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,384 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,384 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,384 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,386 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,386 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,386 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:49,417 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-31 17:31:49,418 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 17:31:49,428 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-31 17:31:49,446 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-31 17:31:49,470 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 17:31:49,471 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 17:31:49,471 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 17:31:49,471 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 17:31:49,471 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 17:31:49,471 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 17:31:49,471 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 17:31:49,472 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 17:31:49,472 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 17:31:49,481 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 50places, 53 transitions [2018-12-31 17:31:49,502 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) [2018-12-31 17:31:49,508 INFO L168 Benchmark]: Toolchain (without parser) took 1878.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 954.0 MB in the beginning and 1.1 GB in the end (delta: -107.3 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. [2018-12-31 17:31:49,510 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. [2018-12-31 17:31:49,511 INFO L168 Benchmark]: CACSL2BoogieTranslator took 846.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 954.0 MB in the beginning and 1.1 GB in the end (delta: -152.2 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2018-12-31 17:31:49,512 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.96 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. [2018-12-31 17:31:49,513 INFO L168 Benchmark]: Boogie Preprocessor took 73.99 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-31 17:31:49,514 INFO L168 Benchmark]: RCFGBuilder took 682.89 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: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2018-12-31 17:31:49,515 INFO L168 Benchmark]: TraceAbstraction took 188.46 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: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2018-12-31 17:31:49,521 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 846.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 954.0 MB in the beginning and 1.1 GB in the end (delta: -152.2 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 81.96 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 73.99 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 682.89 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: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 188.46 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: 13.2 MB). Peak memory consumption was 13.2 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...