./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/pthread-ext/33_double_lock_p1_vs_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/pthread-ext/33_double_lock_p1_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 ff3fb4eaf6b0ddc1a3db996f833d38a9cbb92895 ....................................................................................................................................................................................................................................................................................... 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/33_double_lock_p1_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 ff3fb4eaf6b0ddc1a3db996f833d38a9cbb92895 ........................................................................................................................................................................................................................................................................................ 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 0.1.24-91b1670 [2018-11-28 19:36:07,787 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 19:36:07,788 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 19:36:07,805 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 19:36:07,806 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 19:36:07,808 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 19:36:07,810 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 19:36:07,812 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 19:36:07,814 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 19:36:07,815 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 19:36:07,815 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 19:36:07,816 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 19:36:07,817 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 19:36:07,818 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 19:36:07,819 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 19:36:07,820 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 19:36:07,821 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 19:36:07,823 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 19:36:07,825 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 19:36:07,827 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 19:36:07,828 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 19:36:07,830 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 19:36:07,832 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 19:36:07,833 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 19:36:07,833 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 19:36:07,834 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 19:36:07,836 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 19:36:07,836 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 19:36:07,837 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 19:36:07,839 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 19:36:07,839 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 19:36:07,840 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 19:36:07,840 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 19:36:07,840 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 19:36:07,842 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 19:36:07,842 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 19:36:07,843 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 19:36:07,858 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 19:36:07,858 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 19:36:07,859 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 19:36:07,859 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 19:36:07,860 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 19:36:07,860 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 19:36:07,860 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 19:36:07,860 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 19:36:07,862 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 19:36:07,862 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 19:36:07,862 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 19:36:07,862 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 19:36:07,862 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 19:36:07,862 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 19:36:07,863 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 19:36:07,863 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 19:36:07,863 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 19:36:07,863 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 19:36:07,863 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 19:36:07,865 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 19:36:07,865 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 19:36:07,865 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 19:36:07,865 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 19:36:07,865 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 19:36:07,866 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 19:36:07,866 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 19:36:07,866 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 19:36:07,866 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 19:36:07,866 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 19:36:07,868 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 19:36:07,868 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 -> ff3fb4eaf6b0ddc1a3db996f833d38a9cbb92895 [2018-11-28 19:36:07,905 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 19:36:07,918 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 19:36:07,923 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 19:36:07,925 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 19:36:07,926 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 19:36:07,927 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-ext/33_double_lock_p1_vs_true-unreach-call.i [2018-11-28 19:36:07,997 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cdad6c09/8a77b0258823421981c67f6149e628cd/FLAG8e0c78754 [2018-11-28 19:36:08,586 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 19:36:08,587 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-ext/33_double_lock_p1_vs_true-unreach-call.i [2018-11-28 19:36:08,609 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cdad6c09/8a77b0258823421981c67f6149e628cd/FLAG8e0c78754 [2018-11-28 19:36:08,859 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cdad6c09/8a77b0258823421981c67f6149e628cd [2018-11-28 19:36:08,862 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 19:36:08,864 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 19:36:08,865 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 19:36:08,865 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 19:36:08,870 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 19:36:08,871 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:36:08" (1/1) ... [2018-11-28 19:36:08,874 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3613db22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:08, skipping insertion in model container [2018-11-28 19:36:08,874 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:36:08" (1/1) ... [2018-11-28 19:36:08,882 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 19:36:08,936 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 19:36:09,405 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 19:36:09,427 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 19:36:09,512 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 19:36:09,694 INFO L195 MainTranslator]: Completed translation [2018-11-28 19:36:09,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:09 WrapperNode [2018-11-28 19:36:09,695 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 19:36:09,695 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 19:36:09,696 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 19:36:09,696 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 19:36:09,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:09" (1/1) ... [2018-11-28 19:36:09,728 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:09" (1/1) ... [2018-11-28 19:36:09,770 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 19:36:09,771 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 19:36:09,771 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 19:36:09,771 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 19:36:09,783 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:09" (1/1) ... [2018-11-28 19:36:09,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:09" (1/1) ... [2018-11-28 19:36:09,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:09" (1/1) ... [2018-11-28 19:36:09,793 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:09" (1/1) ... [2018-11-28 19:36:09,813 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:09" (1/1) ... [2018-11-28 19:36:09,818 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:09" (1/1) ... [2018-11-28 19:36:09,820 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:09" (1/1) ... [2018-11-28 19:36:09,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 19:36:09,824 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 19:36:09,825 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 19:36:09,825 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 19:36:09,826 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:09" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 19:36:09,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 19:36:09,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-28 19:36:09,890 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-28 19:36:09,892 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-28 19:36:09,892 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-28 19:36:09,892 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-28 19:36:09,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 19:36:09,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 19:36:09,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 19:36:09,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 19:36:09,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 19:36:09,895 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-28 19:36:10,055 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-11-28 19:36:10,060 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_inc_returnLabel [2018-11-28 19:36:10,061 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_dec_returnLabel [2018-11-28 19:36:10,061 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-11-28 19:36:10,062 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-11-28 19:36:10,063 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_dec_returnLabel#2 [2018-11-28 19:36:10,063 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_inc_returnLabel#2 [2018-11-28 19:36:10,064 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-11-28 19:36:10,232 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-11-28 19:36:10,233 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-11-28 19:36:10,235 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-11-28 19:36:10,237 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-11-28 19:36:10,448 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 19:36:10,448 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-11-28 19:36:10,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:36:10 BoogieIcfgContainer [2018-11-28 19:36:10,449 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 19:36:10,450 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 19:36:10,450 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 19:36:10,454 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 19:36:10,454 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 07:36:08" (1/3) ... [2018-11-28 19:36:10,455 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b07349e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:36:10, skipping insertion in model container [2018-11-28 19:36:10,455 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:09" (2/3) ... [2018-11-28 19:36:10,455 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b07349e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:36:10, skipping insertion in model container [2018-11-28 19:36:10,455 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:36:10" (3/3) ... [2018-11-28 19:36:10,458 INFO L112 eAbstractionObserver]: Analyzing ICFG 33_double_lock_p1_vs_true-unreach-call.i [2018-11-28 19:36:10,494 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,495 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,495 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,495 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,495 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,495 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,496 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,497 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,497 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,497 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,497 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,497 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,497 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,498 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_dec_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,498 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,498 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,498 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,498 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,498 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_inc_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,501 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,501 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,501 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,501 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,501 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,502 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,503 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,503 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_dec_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,503 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,503 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,503 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,503 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,503 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_inc_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,504 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,504 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,504 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,506 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,507 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,507 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,507 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,507 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,507 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,507 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,508 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,509 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,509 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,509 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,509 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,509 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,510 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,510 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,510 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,510 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,510 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,512 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,512 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,513 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:10,538 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-28 19:36:10,538 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 19:36:10,547 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-28 19:36:10,563 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-28 19:36:10,591 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 19:36:10,592 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 19:36:10,592 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 19:36:10,592 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 19:36:10,592 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 19:36:10,592 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 19:36:10,592 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 19:36:10,592 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 19:36:10,593 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 19:36:10,603 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 40places, 44 transitions [2018-11-28 19:36:10,627 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) [2018-11-28 19:36:10,631 INFO L168 Benchmark]: Toolchain (without parser) took 1768.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 943.3 MB in the beginning and 1.1 GB in the end (delta: -152.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 19:36:10,634 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 19:36:10,634 INFO L168 Benchmark]: CACSL2BoogieTranslator took 829.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 943.3 MB in the beginning and 1.1 GB in the end (delta: -197.4 MB). Peak memory consumption was 48.5 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:10,635 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:10,636 INFO L168 Benchmark]: Boogie Preprocessor took 53.40 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 19:36:10,638 INFO L168 Benchmark]: RCFGBuilder took 624.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:10,638 INFO L168 Benchmark]: TraceAbstraction took 179.39 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: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:10,646 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 829.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 943.3 MB in the beginning and 1.1 GB in the end (delta: -197.4 MB). Peak memory consumption was 48.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 74.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.40 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 624.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 179.39 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: 13.3 MB). Peak memory consumption was 13.3 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 0.1.24-91b1670 [2018-11-28 19:36:13,026 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 19:36:13,028 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 19:36:13,041 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 19:36:13,041 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 19:36:13,042 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 19:36:13,044 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 19:36:13,046 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 19:36:13,048 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 19:36:13,049 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 19:36:13,050 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 19:36:13,051 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 19:36:13,052 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 19:36:13,053 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 19:36:13,055 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 19:36:13,055 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 19:36:13,057 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 19:36:13,059 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 19:36:13,061 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 19:36:13,063 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 19:36:13,064 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 19:36:13,066 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 19:36:13,069 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 19:36:13,069 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 19:36:13,070 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 19:36:13,071 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 19:36:13,072 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 19:36:13,073 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 19:36:13,074 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 19:36:13,076 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 19:36:13,076 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 19:36:13,077 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 19:36:13,078 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 19:36:13,078 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 19:36:13,079 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 19:36:13,080 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 19:36:13,080 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-28 19:36:13,098 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 19:36:13,099 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 19:36:13,100 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 19:36:13,100 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 19:36:13,105 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 19:36:13,105 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 19:36:13,105 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 19:36:13,105 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 19:36:13,106 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 19:36:13,106 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 19:36:13,106 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 19:36:13,106 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 19:36:13,106 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 19:36:13,107 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 19:36:13,111 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 19:36:13,111 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 19:36:13,111 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 19:36:13,111 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 19:36:13,112 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 19:36:13,112 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 19:36:13,112 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 19:36:13,112 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 19:36:13,112 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 19:36:13,113 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 19:36:13,113 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 19:36:13,113 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 19:36:13,113 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 19:36:13,113 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 19:36:13,114 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 19:36:13,117 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 19:36:13,117 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 19:36:13,117 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-28 19:36:13,117 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 -> ff3fb4eaf6b0ddc1a3db996f833d38a9cbb92895 [2018-11-28 19:36:13,188 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 19:36:13,210 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 19:36:13,218 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 19:36:13,220 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 19:36:13,222 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 19:36:13,223 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-ext/33_double_lock_p1_vs_true-unreach-call.i [2018-11-28 19:36:13,297 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11499e29e/15d9d91977b742ea8508fe3bc91d6b7f/FLAGa12230b15 [2018-11-28 19:36:13,862 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 19:36:13,863 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-ext/33_double_lock_p1_vs_true-unreach-call.i [2018-11-28 19:36:13,880 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11499e29e/15d9d91977b742ea8508fe3bc91d6b7f/FLAGa12230b15 [2018-11-28 19:36:14,094 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11499e29e/15d9d91977b742ea8508fe3bc91d6b7f [2018-11-28 19:36:14,098 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 19:36:14,100 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 19:36:14,101 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 19:36:14,102 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 19:36:14,106 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 19:36:14,107 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:36:14" (1/1) ... [2018-11-28 19:36:14,110 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@940847a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:14, skipping insertion in model container [2018-11-28 19:36:14,110 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:36:14" (1/1) ... [2018-11-28 19:36:14,120 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 19:36:14,182 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 19:36:14,699 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 19:36:14,726 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 19:36:14,866 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 19:36:14,978 INFO L195 MainTranslator]: Completed translation [2018-11-28 19:36:14,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:14 WrapperNode [2018-11-28 19:36:14,979 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 19:36:14,980 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 19:36:14,980 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 19:36:14,981 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 19:36:14,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:14" (1/1) ... [2018-11-28 19:36:15,025 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:14" (1/1) ... [2018-11-28 19:36:15,067 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 19:36:15,071 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 19:36:15,071 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 19:36:15,071 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 19:36:15,083 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:14" (1/1) ... [2018-11-28 19:36:15,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:14" (1/1) ... [2018-11-28 19:36:15,089 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:14" (1/1) ... [2018-11-28 19:36:15,096 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:14" (1/1) ... [2018-11-28 19:36:15,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:14" (1/1) ... [2018-11-28 19:36:15,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:14" (1/1) ... [2018-11-28 19:36:15,130 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:14" (1/1) ... [2018-11-28 19:36:15,137 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 19:36:15,137 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 19:36:15,138 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 19:36:15,141 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 19:36:15,142 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:14" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 19:36:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 19:36:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-28 19:36:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-28 19:36:15,211 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-28 19:36:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-28 19:36:15,212 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-28 19:36:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 19:36:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-28 19:36:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-11-28 19:36:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 19:36:15,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 19:36:15,215 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-28 19:36:15,400 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-11-28 19:36:15,401 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_inc_returnLabel [2018-11-28 19:36:15,401 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_dec_returnLabel [2018-11-28 19:36:15,402 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-11-28 19:36:15,402 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-11-28 19:36:15,403 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_dec_returnLabel#2 [2018-11-28 19:36:15,404 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_inc_returnLabel#2 [2018-11-28 19:36:15,404 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-11-28 19:36:15,555 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-11-28 19:36:15,556 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-11-28 19:36:15,558 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-11-28 19:36:15,559 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-11-28 19:36:15,809 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 19:36:15,809 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-11-28 19:36:15,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:36:15 BoogieIcfgContainer [2018-11-28 19:36:15,810 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 19:36:15,811 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 19:36:15,811 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 19:36:15,815 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 19:36:15,815 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 07:36:14" (1/3) ... [2018-11-28 19:36:15,816 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74fdebdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:36:15, skipping insertion in model container [2018-11-28 19:36:15,816 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:14" (2/3) ... [2018-11-28 19:36:15,816 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74fdebdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:36:15, skipping insertion in model container [2018-11-28 19:36:15,817 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:36:15" (3/3) ... [2018-11-28 19:36:15,818 INFO L112 eAbstractionObserver]: Analyzing ICFG 33_double_lock_p1_vs_true-unreach-call.i [2018-11-28 19:36:15,870 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,871 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,872 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,873 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,873 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,873 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,874 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,874 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,874 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,874 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,875 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,875 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,875 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_dec_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,875 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,875 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,875 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,875 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,876 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_inc_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,876 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,876 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,876 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,876 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,880 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,880 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,880 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,880 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_dec_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,880 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,880 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,881 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,881 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,881 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_inc_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,881 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,881 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,883 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,884 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,884 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,884 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,884 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,884 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,885 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,886 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,886 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,886 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,886 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,886 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,887 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,887 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,887 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,887 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,887 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,888 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,888 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,888 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,888 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,888 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:15,916 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-28 19:36:15,916 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 19:36:15,928 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-28 19:36:15,946 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-28 19:36:15,980 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 19:36:15,980 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 19:36:15,981 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 19:36:15,981 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 19:36:15,981 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 19:36:15,981 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 19:36:15,981 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 19:36:15,981 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 19:36:15,981 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 19:36:15,990 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 39places, 43 transitions [2018-11-28 19:36:16,013 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) [2018-11-28 19:36:16,017 INFO L168 Benchmark]: Toolchain (without parser) took 1917.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -113.3 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:16,019 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 19:36:16,020 INFO L168 Benchmark]: CACSL2BoogieTranslator took 878.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -158.0 MB). Peak memory consumption was 36.7 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:16,021 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 19:36:16,021 INFO L168 Benchmark]: Boogie Preprocessor took 66.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:16,023 INFO L168 Benchmark]: RCFGBuilder took 672.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:16,024 INFO L168 Benchmark]: TraceAbstraction took 205.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:16,030 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 878.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -158.0 MB). Peak memory consumption was 36.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 90.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 66.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 672.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 205.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_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...