./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/goblint-regression/04-mutex_46a-escape_nr.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations BEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/goblint-regression/04-mutex_46a-escape_nr.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 33eb4dcd0a621d6c4bb6626c0e74463917de75952c777f271b8d23f0dedf14cb --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations BEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-09-01 06:09:57,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-09-01 06:09:57,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-09-01 06:09:57,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-09-01 06:09:57,831 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-09-01 06:09:57,835 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-09-01 06:09:57,836 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-09-01 06:09:57,839 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-09-01 06:09:57,841 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-09-01 06:09:57,845 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-09-01 06:09:57,846 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-09-01 06:09:57,849 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-09-01 06:09:57,849 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-09-01 06:09:57,851 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-09-01 06:09:57,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-09-01 06:09:57,857 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-09-01 06:09:57,858 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-09-01 06:09:57,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-09-01 06:09:57,860 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-09-01 06:09:57,865 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-09-01 06:09:57,866 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-09-01 06:09:57,867 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-09-01 06:09:57,868 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-09-01 06:09:57,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-09-01 06:09:57,875 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-09-01 06:09:57,875 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-09-01 06:09:57,876 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-09-01 06:09:57,877 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-09-01 06:09:57,879 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-09-01 06:09:57,880 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-09-01 06:09:57,881 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-09-01 06:09:57,889 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-09-01 06:09:57,890 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-09-01 06:09:57,891 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-09-01 06:09:57,892 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-09-01 06:09:57,892 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-09-01 06:09:57,893 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-09-01 06:09:57,893 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-09-01 06:09:57,894 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-09-01 06:09:57,894 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-09-01 06:09:57,895 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-09-01 06:09:57,897 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-09-01 06:09:57,929 INFO L113 SettingsManager]: Loading preferences was successful [2023-09-01 06:09:57,929 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-01 06:09:57,930 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-09-01 06:09:57,931 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-09-01 06:09:57,931 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-09-01 06:09:57,932 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-09-01 06:09:57,932 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-09-01 06:09:57,932 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-09-01 06:09:57,933 INFO L138 SettingsManager]: * Use SBE=true [2023-09-01 06:09:57,933 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-09-01 06:09:57,934 INFO L138 SettingsManager]: * sizeof long=4 [2023-09-01 06:09:57,934 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-09-01 06:09:57,934 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-09-01 06:09:57,934 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-09-01 06:09:57,934 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-09-01 06:09:57,935 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-09-01 06:09:57,935 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-09-01 06:09:57,935 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-09-01 06:09:57,935 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-09-01 06:09:57,935 INFO L138 SettingsManager]: * sizeof long double=12 [2023-09-01 06:09:57,936 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-09-01 06:09:57,936 INFO L138 SettingsManager]: * Use constant arrays=true [2023-09-01 06:09:57,936 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-09-01 06:09:57,936 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-01 06:09:57,936 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-09-01 06:09:57,937 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-09-01 06:09:57,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-01 06:09:57,937 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-09-01 06:09:57,937 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-09-01 06:09:57,937 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-09-01 06:09:57,938 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-09-01 06:09:57,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-09-01 06:09:57,938 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-09-01 06:09:57,938 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-09-01 06:09:57,938 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-09-01 06:09:57,939 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-09-01 06:09:57,939 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-09-01 06:09:57,939 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33eb4dcd0a621d6c4bb6626c0e74463917de75952c777f271b8d23f0dedf14cb Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> BEFORE [2023-09-01 06:09:58,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-01 06:09:58,248 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-01 06:09:58,250 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-01 06:09:58,252 INFO L271 PluginConnector]: Initializing CDTParser... [2023-09-01 06:09:58,252 INFO L275 PluginConnector]: CDTParser initialized [2023-09-01 06:09:58,254 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/04-mutex_46a-escape_nr.i [2023-09-01 06:09:59,523 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-09-01 06:09:59,798 INFO L351 CDTParser]: Found 1 translation units. [2023-09-01 06:09:59,798 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/04-mutex_46a-escape_nr.i [2023-09-01 06:09:59,813 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/790b724a1/d08dfc1eb9bd4bbe9c9fa602c5a25f89/FLAGb6fd3c15f [2023-09-01 06:09:59,837 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/790b724a1/d08dfc1eb9bd4bbe9c9fa602c5a25f89 [2023-09-01 06:09:59,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-01 06:09:59,840 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-09-01 06:09:59,841 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-09-01 06:09:59,841 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-09-01 06:09:59,848 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-09-01 06:09:59,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.09 06:09:59" (1/1) ... [2023-09-01 06:09:59,849 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ee55ad2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 06:09:59, skipping insertion in model container [2023-09-01 06:09:59,849 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.09 06:09:59" (1/1) ... [2023-09-01 06:09:59,855 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-09-01 06:09:59,908 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-09-01 06:10:00,341 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-01 06:10:00,365 INFO L203 MainTranslator]: Completed pre-run [2023-09-01 06:10:00,404 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-01 06:10:00,459 INFO L208 MainTranslator]: Completed translation [2023-09-01 06:10:00,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 06:10:00 WrapperNode [2023-09-01 06:10:00,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-09-01 06:10:00,461 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-09-01 06:10:00,461 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-09-01 06:10:00,462 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-09-01 06:10:00,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 06:10:00" (1/1) ... [2023-09-01 06:10:00,499 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 06:10:00" (1/1) ... [2023-09-01 06:10:00,517 INFO L138 Inliner]: procedures = 263, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2023-09-01 06:10:00,518 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-09-01 06:10:00,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-01 06:10:00,519 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-01 06:10:00,519 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-09-01 06:10:00,526 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 06:10:00" (1/1) ... [2023-09-01 06:10:00,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 06:10:00" (1/1) ... [2023-09-01 06:10:00,541 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 06:10:00" (1/1) ... [2023-09-01 06:10:00,541 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 06:10:00" (1/1) ... [2023-09-01 06:10:00,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 06:10:00" (1/1) ... [2023-09-01 06:10:00,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 06:10:00" (1/1) ... [2023-09-01 06:10:00,559 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 06:10:00" (1/1) ... [2023-09-01 06:10:00,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 06:10:00" (1/1) ... [2023-09-01 06:10:00,566 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-01 06:10:00,570 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-01 06:10:00,571 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-09-01 06:10:00,571 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-09-01 06:10:00,572 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 06:10:00" (1/1) ... [2023-09-01 06:10:00,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-01 06:10:00,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-01 06:10:00,611 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-09-01 06:10:00,628 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-09-01 06:10:00,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-09-01 06:10:00,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-09-01 06:10:00,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-09-01 06:10:00,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-09-01 06:10:00,656 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-09-01 06:10:00,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-09-01 06:10:00,657 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-09-01 06:10:00,657 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-09-01 06:10:00,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-09-01 06:10:00,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-09-01 06:10:00,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-09-01 06:10:00,659 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-09-01 06:10:00,824 INFO L236 CfgBuilder]: Building ICFG [2023-09-01 06:10:00,829 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-01 06:10:01,039 INFO L277 CfgBuilder]: Performing block encoding [2023-09-01 06:10:01,044 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-09-01 06:10:01,046 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-09-01 06:10:01,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.09 06:10:01 BoogieIcfgContainer [2023-09-01 06:10:01,049 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-01 06:10:01,050 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-09-01 06:10:01,051 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-09-01 06:10:01,054 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-09-01 06:10:01,054 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.09 06:09:59" (1/3) ... [2023-09-01 06:10:01,055 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72823145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.09 06:10:01, skipping insertion in model container [2023-09-01 06:10:01,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 06:10:00" (2/3) ... [2023-09-01 06:10:01,056 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72823145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.09 06:10:01, skipping insertion in model container [2023-09-01 06:10:01,056 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.09 06:10:01" (3/3) ... [2023-09-01 06:10:01,057 INFO L112 eAbstractionObserver]: Analyzing ICFG 04-mutex_46a-escape_nr.i [2023-09-01 06:10:01,064 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-09-01 06:10:01,073 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-09-01 06:10:01,073 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-09-01 06:10:01,073 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-09-01 06:10:01,142 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-09-01 06:10:01,179 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 76 places, 72 transitions, 152 flow [2023-09-01 06:10:01,226 INFO L130 PetriNetUnfolder]: 0/71 cut-off events. [2023-09-01 06:10:01,227 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2023-09-01 06:10:01,230 INFO L83 FinitePrefix]: Finished finitePrefix Result has 76 conditions, 71 events. 0/71 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 40 event pairs, 0 based on Foata normal form. 0/67 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2023-09-01 06:10:01,230 INFO L82 GeneralOperation]: Start removeDead. Operand has 76 places, 72 transitions, 152 flow [2023-09-01 06:10:01,235 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 66 places, 62 transitions, 127 flow [2023-09-01 06:10:01,239 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-09-01 06:10:01,255 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 66 places, 62 transitions, 127 flow [2023-09-01 06:10:01,259 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 66 places, 62 transitions, 127 flow [2023-09-01 06:10:01,259 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 66 places, 62 transitions, 127 flow [2023-09-01 06:10:01,298 INFO L130 PetriNetUnfolder]: 0/62 cut-off events. [2023-09-01 06:10:01,298 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-09-01 06:10:01,299 INFO L83 FinitePrefix]: Finished finitePrefix Result has 66 conditions, 62 events. 0/62 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 40 event pairs, 0 based on Foata normal form. 0/58 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place. [2023-09-01 06:10:01,300 INFO L119 LiptonReduction]: Number of co-enabled transitions 480 [2023-09-01 06:10:03,476 INFO L134 LiptonReduction]: Checked pairs total: 1202 [2023-09-01 06:10:03,476 INFO L136 LiptonReduction]: Total number of compositions: 57 [2023-09-01 06:10:03,490 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-09-01 06:10:03,496 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6d8115de, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-09-01 06:10:03,497 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2023-09-01 06:10:03,501 INFO L130 PetriNetUnfolder]: 0/4 cut-off events. [2023-09-01 06:10:03,502 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-09-01 06:10:03,502 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 06:10:03,503 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2023-09-01 06:10:03,504 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-09-01 06:10:03,508 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 06:10:03,508 INFO L85 PathProgramCache]: Analyzing trace with hash 7608957, now seen corresponding path program 1 times [2023-09-01 06:10:03,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 06:10:03,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503318898] [2023-09-01 06:10:03,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 06:10:03,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 06:10:03,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 06:10:03,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 06:10:03,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 06:10:03,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503318898] [2023-09-01 06:10:03,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503318898] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 06:10:03,885 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 06:10:03,885 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-09-01 06:10:03,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754085945] [2023-09-01 06:10:03,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 06:10:03,894 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-09-01 06:10:03,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 06:10:03,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-09-01 06:10:03,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-09-01 06:10:03,978 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 64 out of 129 [2023-09-01 06:10:03,981 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 19 places, 15 transitions, 33 flow. Second operand has 3 states, 3 states have (on average 65.33333333333333) internal successors, (196), 3 states have internal predecessors, (196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-01 06:10:03,981 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 06:10:03,981 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 64 of 129 [2023-09-01 06:10:03,982 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 06:10:04,045 INFO L130 PetriNetUnfolder]: 30/84 cut-off events. [2023-09-01 06:10:04,046 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-09-01 06:10:04,047 INFO L83 FinitePrefix]: Finished finitePrefix Result has 166 conditions, 84 events. 30/84 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 288 event pairs, 15 based on Foata normal form. 0/63 useless extension candidates. Maximal degree in co-relation 157. Up to 42 conditions per place. [2023-09-01 06:10:04,049 INFO L137 encePairwiseOnDemand]: 124/129 looper letters, 16 selfloop transitions, 4 changer transitions 4/25 dead transitions. [2023-09-01 06:10:04,049 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 21 places, 25 transitions, 101 flow [2023-09-01 06:10:04,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-01 06:10:04,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-09-01 06:10:04,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 217 transitions. [2023-09-01 06:10:04,061 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5607235142118863 [2023-09-01 06:10:04,069 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 217 transitions. [2023-09-01 06:10:04,070 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 217 transitions. [2023-09-01 06:10:04,073 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 06:10:04,076 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 217 transitions. [2023-09-01 06:10:04,081 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 72.33333333333333) internal successors, (217), 3 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-01 06:10:04,087 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 129.0) internal successors, (516), 4 states have internal predecessors, (516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-01 06:10:04,088 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 129.0) internal successors, (516), 4 states have internal predecessors, (516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-01 06:10:04,090 INFO L175 Difference]: Start difference. First operand has 19 places, 15 transitions, 33 flow. Second operand 3 states and 217 transitions. [2023-09-01 06:10:04,091 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 21 places, 25 transitions, 101 flow [2023-09-01 06:10:04,093 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 20 places, 25 transitions, 100 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-09-01 06:10:04,095 INFO L231 Difference]: Finished difference. Result has 22 places, 16 transitions, 54 flow [2023-09-01 06:10:04,097 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=129, PETRI_DIFFERENCE_MINUEND_FLOW=32, PETRI_DIFFERENCE_MINUEND_PLACES=18, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=15, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=11, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=54, PETRI_PLACES=22, PETRI_TRANSITIONS=16} [2023-09-01 06:10:04,105 INFO L281 CegarLoopForPetriNet]: 19 programPoint places, 3 predicate places. [2023-09-01 06:10:04,105 INFO L495 AbstractCegarLoop]: Abstraction has has 22 places, 16 transitions, 54 flow [2023-09-01 06:10:04,105 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 65.33333333333333) internal successors, (196), 3 states have internal predecessors, (196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-01 06:10:04,106 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 06:10:04,106 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2023-09-01 06:10:04,106 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-09-01 06:10:04,106 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-09-01 06:10:04,106 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 06:10:04,107 INFO L85 PathProgramCache]: Analyzing trace with hash 7608929, now seen corresponding path program 1 times [2023-09-01 06:10:04,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 06:10:04,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801329136] [2023-09-01 06:10:04,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 06:10:04,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 06:10:04,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 06:10:04,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 06:10:04,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 06:10:04,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801329136] [2023-09-01 06:10:04,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1801329136] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 06:10:04,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 06:10:04,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-09-01 06:10:04,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138094079] [2023-09-01 06:10:04,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 06:10:04,475 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-09-01 06:10:04,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 06:10:04,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-09-01 06:10:04,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-09-01 06:10:04,596 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 63 out of 129 [2023-09-01 06:10:04,598 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 22 places, 16 transitions, 54 flow. Second operand has 5 states, 5 states have (on average 63.8) internal successors, (319), 5 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-01 06:10:04,598 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 06:10:04,598 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 63 of 129 [2023-09-01 06:10:04,598 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 06:10:04,810 INFO L130 PetriNetUnfolder]: 21/66 cut-off events. [2023-09-01 06:10:04,811 INFO L131 PetriNetUnfolder]: For 21/21 co-relation queries the response was YES. [2023-09-01 06:10:04,811 INFO L83 FinitePrefix]: Finished finitePrefix Result has 162 conditions, 66 events. 21/66 cut-off events. For 21/21 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 239 event pairs, 2 based on Foata normal form. 0/58 useless extension candidates. Maximal degree in co-relation 150. Up to 31 conditions per place. [2023-09-01 06:10:04,812 INFO L137 encePairwiseOnDemand]: 121/129 looper letters, 16 selfloop transitions, 8 changer transitions 2/27 dead transitions. [2023-09-01 06:10:04,812 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 27 places, 27 transitions, 134 flow [2023-09-01 06:10:04,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-09-01 06:10:04,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-09-01 06:10:04,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 405 transitions. [2023-09-01 06:10:04,820 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5232558139534884 [2023-09-01 06:10:04,821 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 405 transitions. [2023-09-01 06:10:04,821 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 405 transitions. [2023-09-01 06:10:04,821 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 06:10:04,822 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 405 transitions. [2023-09-01 06:10:04,824 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 67.5) internal successors, (405), 6 states have internal predecessors, (405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-01 06:10:04,828 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 129.0) internal successors, (903), 7 states have internal predecessors, (903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-01 06:10:04,829 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 129.0) internal successors, (903), 7 states have internal predecessors, (903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-01 06:10:04,829 INFO L175 Difference]: Start difference. First operand has 22 places, 16 transitions, 54 flow. Second operand 6 states and 405 transitions. [2023-09-01 06:10:04,830 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 27 places, 27 transitions, 134 flow [2023-09-01 06:10:04,831 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 25 places, 27 transitions, 124 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-09-01 06:10:04,833 INFO L231 Difference]: Finished difference. Result has 28 places, 19 transitions, 88 flow [2023-09-01 06:10:04,833 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=129, PETRI_DIFFERENCE_MINUEND_FLOW=46, PETRI_DIFFERENCE_MINUEND_PLACES=20, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=16, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=9, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=88, PETRI_PLACES=28, PETRI_TRANSITIONS=19} [2023-09-01 06:10:04,834 INFO L281 CegarLoopForPetriNet]: 19 programPoint places, 9 predicate places. [2023-09-01 06:10:04,834 INFO L495 AbstractCegarLoop]: Abstraction has has 28 places, 19 transitions, 88 flow [2023-09-01 06:10:04,835 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 63.8) internal successors, (319), 5 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-01 06:10:04,835 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 06:10:04,836 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2023-09-01 06:10:04,836 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-09-01 06:10:04,836 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-09-01 06:10:04,840 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 06:10:04,840 INFO L85 PathProgramCache]: Analyzing trace with hash 7608944, now seen corresponding path program 1 times [2023-09-01 06:10:04,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 06:10:04,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774649419] [2023-09-01 06:10:04,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 06:10:04,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 06:10:04,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-01 06:10:04,882 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-09-01 06:10:04,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-01 06:10:04,916 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-09-01 06:10:04,917 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-09-01 06:10:04,918 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location t_funErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 7 remaining) [2023-09-01 06:10:04,920 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 7 remaining) [2023-09-01 06:10:04,921 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 7 remaining) [2023-09-01 06:10:04,921 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2023-09-01 06:10:04,922 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 7 remaining) [2023-09-01 06:10:04,925 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 7 remaining) [2023-09-01 06:10:04,926 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 7 remaining) [2023-09-01 06:10:04,926 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-09-01 06:10:04,926 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-09-01 06:10:04,933 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-09-01 06:10:04,934 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-09-01 06:10:04,940 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,941 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers [2023-09-01 06:10:04,942 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,942 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner [2023-09-01 06:10:04,943 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,943 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count [2023-09-01 06:10:04,944 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,944 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind [2023-09-01 06:10:04,944 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,944 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock [2023-09-01 06:10:04,945 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,945 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers [2023-09-01 06:10:04,946 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,946 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner [2023-09-01 06:10:04,946 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,946 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count [2023-09-01 06:10:04,946 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,947 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind [2023-09-01 06:10:04,947 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,947 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock [2023-09-01 06:10:04,947 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,947 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers [2023-09-01 06:10:04,948 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,948 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner [2023-09-01 06:10:04,948 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,948 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count [2023-09-01 06:10:04,949 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,949 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind [2023-09-01 06:10:04,949 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,950 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock [2023-09-01 06:10:04,951 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,951 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers [2023-09-01 06:10:04,951 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,951 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner [2023-09-01 06:10:04,951 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,952 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count [2023-09-01 06:10:04,952 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,952 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind [2023-09-01 06:10:04,952 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,953 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock [2023-09-01 06:10:04,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.09 06:10:04 BasicIcfg [2023-09-01 06:10:04,969 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-09-01 06:10:04,970 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-09-01 06:10:04,970 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-09-01 06:10:04,970 INFO L275 PluginConnector]: Witness Printer initialized [2023-09-01 06:10:04,971 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.09 06:10:01" (3/4) ... [2023-09-01 06:10:04,972 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-09-01 06:10:04,978 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,979 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers [2023-09-01 06:10:04,979 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,979 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner [2023-09-01 06:10:04,979 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,979 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count [2023-09-01 06:10:04,980 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,980 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind [2023-09-01 06:10:04,980 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,981 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock [2023-09-01 06:10:04,981 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,984 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers [2023-09-01 06:10:04,985 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,985 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner [2023-09-01 06:10:04,985 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,986 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count [2023-09-01 06:10:04,986 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,986 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind [2023-09-01 06:10:04,986 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,986 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock [2023-09-01 06:10:04,986 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,987 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers [2023-09-01 06:10:04,987 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,987 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner [2023-09-01 06:10:04,987 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,987 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count [2023-09-01 06:10:04,987 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,987 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind [2023-09-01 06:10:04,987 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,988 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock [2023-09-01 06:10:04,988 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,988 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers [2023-09-01 06:10:04,988 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,988 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner [2023-09-01 06:10:04,988 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,988 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count [2023-09-01 06:10:04,989 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,989 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind [2023-09-01 06:10:04,989 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-09-01 06:10:04,989 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock [2023-09-01 06:10:05,033 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-09-01 06:10:05,034 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-09-01 06:10:05,034 INFO L158 Benchmark]: Toolchain (without parser) took 5194.18ms. Allocated memory was 73.4MB in the beginning and 107.0MB in the end (delta: 33.6MB). Free memory was 49.1MB in the beginning and 41.3MB in the end (delta: 7.8MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2023-09-01 06:10:05,035 INFO L158 Benchmark]: CDTParser took 0.80ms. Allocated memory is still 54.5MB. Free memory is still 31.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-09-01 06:10:05,035 INFO L158 Benchmark]: CACSL2BoogieTranslator took 619.23ms. Allocated memory is still 73.4MB. Free memory was 48.9MB in the beginning and 38.6MB in the end (delta: 10.3MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2023-09-01 06:10:05,035 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.93ms. Allocated memory is still 73.4MB. Free memory was 38.6MB in the beginning and 36.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-09-01 06:10:05,036 INFO L158 Benchmark]: Boogie Preprocessor took 50.96ms. Allocated memory is still 73.4MB. Free memory was 36.5MB in the beginning and 35.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-09-01 06:10:05,036 INFO L158 Benchmark]: RCFGBuilder took 478.30ms. Allocated memory is still 73.4MB. Free memory was 34.7MB in the beginning and 42.0MB in the end (delta: -7.3MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2023-09-01 06:10:05,036 INFO L158 Benchmark]: TraceAbstraction took 3918.44ms. Allocated memory was 73.4MB in the beginning and 107.0MB in the end (delta: 33.6MB). Free memory was 41.4MB in the beginning and 45.5MB in the end (delta: -4.1MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2023-09-01 06:10:05,037 INFO L158 Benchmark]: Witness Printer took 63.99ms. Allocated memory is still 107.0MB. Free memory was 45.5MB in the beginning and 41.3MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-09-01 06:10:05,039 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80ms. Allocated memory is still 54.5MB. Free memory is still 31.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 619.23ms. Allocated memory is still 73.4MB. Free memory was 48.9MB in the beginning and 38.6MB in the end (delta: 10.3MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.93ms. Allocated memory is still 73.4MB. Free memory was 38.6MB in the beginning and 36.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.96ms. Allocated memory is still 73.4MB. Free memory was 36.5MB in the beginning and 35.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 478.30ms. Allocated memory is still 73.4MB. Free memory was 34.7MB in the beginning and 42.0MB in the end (delta: -7.3MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. * TraceAbstraction took 3918.44ms. Allocated memory was 73.4MB in the beginning and 107.0MB in the end (delta: 33.6MB). Free memory was 41.4MB in the beginning and 45.5MB in the end (delta: -4.1MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. * Witness Printer took 63.99ms. Allocated memory is still 107.0MB. Free memory was 45.5MB in the beginning and 41.3MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2.2s, 66 PlacesBefore, 19 PlacesAfterwards, 62 TransitionsBefore, 15 TransitionsAfterwards, 480 CoEnabledTransitionPairs, 6 FixpointIterations, 29 TrivialSequentialCompositions, 28 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 57 TotalNumberOfCompositions, 1202 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 733, independent: 617, independent conditional: 0, independent unconditional: 617, dependent: 116, dependent conditional: 0, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 286, independent: 265, independent conditional: 0, independent unconditional: 265, dependent: 21, dependent conditional: 0, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 733, independent: 352, independent conditional: 0, independent unconditional: 352, dependent: 95, dependent conditional: 0, dependent unconditional: 95, unknown: 286, unknown conditional: 0, unknown unconditional: 286] , Statistics on independence cache: Total cache size (in pairs): 32, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - CounterExampleResult [Line: 924]: integer overflow possible integer overflow possible We found a FailurePath: [L919] 0 pthread_mutex_t mutex1 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L920] 0 pthread_mutex_t mutex2 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L929] 0 pthread_t id; [L930] 0 int i = __VERIFIER_nondet_int(); [L930] 0 int i = __VERIFIER_nondet_int(); [L932] FCALL, FORK 0 pthread_create(&id, ((void *)0), t_fun, (void *) &i) VAL [arg={3:0}, i={3:0}, id={2:0}, mutex1={1:0}, mutex2=0, mutex2=0, mutex2=0, mutex2=0, mutex2=0, pthread_create(&id, ((void *)0), t_fun, (void *) &i)=-1] [L922] 1 int *p = (int *) arg; [L924] EXPR 1 \read(*p) [L924] 1 (*p)++ VAL [(*p)++=2147483647, \read(*p)=2147483647, arg={3:0}, arg={3:0}, mutex1={1:0}, mutex2=0, mutex2=0, mutex2=0, mutex2=0, mutex2=0, p={3:0}] - UnprovableResult [Line: 934]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 934]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 932]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 924]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 91 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 3.8s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.3s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 140 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 75 mSDsluCounter, 42 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 21 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 248 IncrementalHoareTripleChecker+Invalid, 251 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 21 mSDtfsCounter, 248 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=88occurred in iteration=2, InterpolantAutomatonStates: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 54 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2023-09-01 06:10:05,075 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)