./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt.wvr.c --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations BEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for data races 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/weaver/popl20-bad-buffer-mult-alt.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-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 ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9ceec73f9e554c485344f34d2b1865bfa0707ac614302bf3f054f6fb35398f61 --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 [2023-08-31 21:47:11,755 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-31 21:47:11,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-31 21:47:11,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-31 21:47:11,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-31 21:47:11,784 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-31 21:47:11,785 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-31 21:47:11,787 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-31 21:47:11,788 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-31 21:47:11,793 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-31 21:47:11,794 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-31 21:47:11,796 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-31 21:47:11,797 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-31 21:47:11,800 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-31 21:47:11,801 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-31 21:47:11,804 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-31 21:47:11,805 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-31 21:47:11,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-31 21:47:11,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-31 21:47:11,823 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-31 21:47:11,826 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-31 21:47:11,830 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-31 21:47:11,833 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-31 21:47:11,833 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-31 21:47:11,837 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-31 21:47:11,840 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-31 21:47:11,841 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-31 21:47:11,842 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-31 21:47:11,843 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-31 21:47:11,844 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-31 21:47:11,846 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-31 21:47:11,847 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-31 21:47:11,848 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-31 21:47:11,849 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-31 21:47:11,850 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-31 21:47:11,851 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-31 21:47:11,852 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-31 21:47:11,852 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-31 21:47:11,852 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-31 21:47:11,853 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-31 21:47:11,854 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-31 21:47:11,855 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-31 21:47:11,885 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-31 21:47:11,886 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-31 21:47:11,887 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-31 21:47:11,887 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-31 21:47:11,888 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-31 21:47:11,888 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-31 21:47:11,888 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-31 21:47:11,889 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-31 21:47:11,889 INFO L138 SettingsManager]: * Use SBE=true [2023-08-31 21:47:11,889 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-31 21:47:11,890 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-31 21:47:11,890 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-31 21:47:11,890 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-31 21:47:11,891 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-31 21:47:11,891 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-31 21:47:11,891 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-31 21:47:11,891 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-31 21:47:11,891 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-31 21:47:11,892 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-31 21:47:11,892 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-31 21:47:11,892 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-31 21:47:11,892 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-31 21:47:11,892 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-31 21:47:11,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-31 21:47:11,893 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-31 21:47:11,893 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-31 21:47:11,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-31 21:47:11,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-31 21:47:11,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-31 21:47:11,894 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-31 21:47:11,894 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-31 21:47:11,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-31 21:47:11,894 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-31 21:47:11,895 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-31 21:47:11,895 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-31 21:47:11,895 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-31 21:47:11,895 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-31 21:47:11,895 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ceec73f9e554c485344f34d2b1865bfa0707ac614302bf3f054f6fb35398f61 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> BEFORE [2023-08-31 21:47:12,199 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-31 21:47:12,215 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-31 21:47:12,217 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-31 21:47:12,218 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-31 21:47:12,219 INFO L275 PluginConnector]: CDTParser initialized [2023-08-31 21:47:12,220 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt.wvr.c [2023-08-31 21:47:13,437 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-31 21:47:13,610 INFO L351 CDTParser]: Found 1 translation units. [2023-08-31 21:47:13,611 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt.wvr.c [2023-08-31 21:47:13,623 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f8f45928/9e01a453431b4e1c9d02c3dfd3b6d5cb/FLAG3c77e958c [2023-08-31 21:47:13,647 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f8f45928/9e01a453431b4e1c9d02c3dfd3b6d5cb [2023-08-31 21:47:13,649 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-31 21:47:13,652 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-31 21:47:13,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-31 21:47:13,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-31 21:47:13,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-31 21:47:13,657 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 09:47:13" (1/1) ... [2023-08-31 21:47:13,661 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@586af454 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:47:13, skipping insertion in model container [2023-08-31 21:47:13,661 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 09:47:13" (1/1) ... [2023-08-31 21:47:13,666 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-31 21:47:13,696 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-31 21:47:13,910 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt.wvr.c[4293,4306] [2023-08-31 21:47:13,929 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-31 21:47:13,938 INFO L203 MainTranslator]: Completed pre-run [2023-08-31 21:47:13,989 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt.wvr.c[4293,4306] [2023-08-31 21:47:13,992 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-31 21:47:14,009 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-31 21:47:14,009 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-31 21:47:14,015 INFO L208 MainTranslator]: Completed translation [2023-08-31 21:47:14,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:47:14 WrapperNode [2023-08-31 21:47:14,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-31 21:47:14,018 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-31 21:47:14,018 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-31 21:47:14,018 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-31 21:47:14,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:47:14" (1/1) ... [2023-08-31 21:47:14,051 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:47:14" (1/1) ... [2023-08-31 21:47:14,116 INFO L138 Inliner]: procedures = 26, calls = 79, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 656 [2023-08-31 21:47:14,123 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-31 21:47:14,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-31 21:47:14,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-31 21:47:14,125 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-31 21:47:14,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:47:14" (1/1) ... [2023-08-31 21:47:14,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:47:14" (1/1) ... [2023-08-31 21:47:14,148 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:47:14" (1/1) ... [2023-08-31 21:47:14,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:47:14" (1/1) ... [2023-08-31 21:47:14,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:47:14" (1/1) ... [2023-08-31 21:47:14,174 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:47:14" (1/1) ... [2023-08-31 21:47:14,176 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:47:14" (1/1) ... [2023-08-31 21:47:14,178 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:47:14" (1/1) ... [2023-08-31 21:47:14,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-31 21:47:14,184 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-31 21:47:14,184 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-31 21:47:14,184 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-31 21:47:14,185 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:47:14" (1/1) ... [2023-08-31 21:47:14,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-31 21:47:14,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-31 21:47:14,212 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) [2023-08-31 21:47:14,229 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 [2023-08-31 21:47:14,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-31 21:47:14,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-31 21:47:14,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-31 21:47:14,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-31 21:47:14,254 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-31 21:47:14,254 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-31 21:47:14,254 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-31 21:47:14,254 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-31 21:47:14,254 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-31 21:47:14,255 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-31 21:47:14,255 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-31 21:47:14,255 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-31 21:47:14,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-31 21:47:14,255 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-31 21:47:14,255 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-31 21:47:14,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-31 21:47:14,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-31 21:47:14,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-31 21:47:14,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-31 21:47:14,258 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-31 21:47:14,400 INFO L236 CfgBuilder]: Building ICFG [2023-08-31 21:47:14,412 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-31 21:47:15,258 INFO L277 CfgBuilder]: Performing block encoding [2023-08-31 21:47:15,801 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-31 21:47:15,802 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-08-31 21:47:15,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 09:47:15 BoogieIcfgContainer [2023-08-31 21:47:15,805 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-31 21:47:15,807 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-31 21:47:15,807 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-31 21:47:15,810 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-31 21:47:15,810 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.08 09:47:13" (1/3) ... [2023-08-31 21:47:15,811 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21251025 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.08 09:47:15, skipping insertion in model container [2023-08-31 21:47:15,811 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:47:14" (2/3) ... [2023-08-31 21:47:15,811 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21251025 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.08 09:47:15, skipping insertion in model container [2023-08-31 21:47:15,811 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 09:47:15" (3/3) ... [2023-08-31 21:47:15,813 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-buffer-mult-alt.wvr.c [2023-08-31 21:47:15,820 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-31 21:47:15,828 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-31 21:47:15,828 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 99 error locations. [2023-08-31 21:47:15,829 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-31 21:47:15,992 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-31 21:47:16,041 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 448 places, 458 transitions, 948 flow [2023-08-31 21:47:16,215 INFO L130 PetriNetUnfolder]: 23/454 cut-off events. [2023-08-31 21:47:16,215 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2023-08-31 21:47:16,222 INFO L83 FinitePrefix]: Finished finitePrefix Result has 471 conditions, 454 events. 23/454 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 644 event pairs, 0 based on Foata normal form. 0/332 useless extension candidates. Maximal degree in co-relation 372. Up to 2 conditions per place. [2023-08-31 21:47:16,222 INFO L82 GeneralOperation]: Start removeDead. Operand has 448 places, 458 transitions, 948 flow [2023-08-31 21:47:16,230 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 426 places, 435 transitions, 894 flow [2023-08-31 21:47:16,233 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-31 21:47:16,241 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 426 places, 435 transitions, 894 flow [2023-08-31 21:47:16,243 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 426 places, 435 transitions, 894 flow [2023-08-31 21:47:16,243 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 426 places, 435 transitions, 894 flow [2023-08-31 21:47:16,305 INFO L130 PetriNetUnfolder]: 22/435 cut-off events. [2023-08-31 21:47:16,305 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2023-08-31 21:47:16,307 INFO L83 FinitePrefix]: Finished finitePrefix Result has 452 conditions, 435 events. 22/435 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 640 event pairs, 0 based on Foata normal form. 0/315 useless extension candidates. Maximal degree in co-relation 372. Up to 2 conditions per place. [2023-08-31 21:47:16,314 INFO L119 LiptonReduction]: Number of co-enabled transitions 14696 [2023-08-31 21:47:32,774 INFO L134 LiptonReduction]: Checked pairs total: 85571 [2023-08-31 21:47:32,775 INFO L136 LiptonReduction]: Total number of compositions: 452 [2023-08-31 21:47:32,787 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-31 21:47:32,792 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;@44cdbae3, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-31 21:47:32,792 INFO L358 AbstractCegarLoop]: Starting to check reachability of 173 error locations. [2023-08-31 21:47:32,794 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2023-08-31 21:47:32,794 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-31 21:47:32,794 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:47:32,795 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-08-31 21:47:32,795 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 169 more)] === [2023-08-31 21:47:32,799 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:47:32,800 INFO L85 PathProgramCache]: Analyzing trace with hash 2553, now seen corresponding path program 1 times [2023-08-31 21:47:32,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:47:32,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414644709] [2023-08-31 21:47:32,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:47:32,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:47:32,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:47:32,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 21:47:32,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:47:32,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414644709] [2023-08-31 21:47:32,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414644709] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:47:32,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:47:32,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-08-31 21:47:32,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252073396] [2023-08-31 21:47:32,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:47:32,908 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-31 21:47:32,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:47:32,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-31 21:47:32,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-31 21:47:32,964 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 352 out of 910 [2023-08-31 21:47:32,970 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 160 places, 153 transitions, 330 flow. Second operand has 2 states, 2 states have (on average 352.5) internal successors, (705), 2 states have internal predecessors, (705), 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) [2023-08-31 21:47:32,970 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:47:32,970 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 352 of 910 [2023-08-31 21:47:32,981 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:47:33,840 INFO L130 PetriNetUnfolder]: 4065/6829 cut-off events. [2023-08-31 21:47:33,842 INFO L131 PetriNetUnfolder]: For 388/388 co-relation queries the response was YES. [2023-08-31 21:47:33,855 INFO L83 FinitePrefix]: Finished finitePrefix Result has 12527 conditions, 6829 events. 4065/6829 cut-off events. For 388/388 co-relation queries the response was YES. Maximal size of possible extension queue 313. Compared 41066 event pairs, 3061 based on Foata normal form. 1/5486 useless extension candidates. Maximal degree in co-relation 10400. Up to 5330 conditions per place. [2023-08-31 21:47:33,887 INFO L137 encePairwiseOnDemand]: 815/910 looper letters, 37 selfloop transitions, 0 changer transitions 1/58 dead transitions. [2023-08-31 21:47:33,888 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 66 places, 58 transitions, 216 flow [2023-08-31 21:47:33,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-31 21:47:33,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-31 21:47:33,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 837 transitions. [2023-08-31 21:47:33,907 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45989010989010987 [2023-08-31 21:47:33,908 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 837 transitions. [2023-08-31 21:47:33,908 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 837 transitions. [2023-08-31 21:47:33,911 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:47:33,913 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 837 transitions. [2023-08-31 21:47:33,919 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 418.5) internal successors, (837), 2 states have internal predecessors, (837), 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) [2023-08-31 21:47:33,926 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 910.0) internal successors, (2730), 3 states have internal predecessors, (2730), 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) [2023-08-31 21:47:33,928 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 910.0) internal successors, (2730), 3 states have internal predecessors, (2730), 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) [2023-08-31 21:47:33,929 INFO L175 Difference]: Start difference. First operand has 160 places, 153 transitions, 330 flow. Second operand 2 states and 837 transitions. [2023-08-31 21:47:33,930 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 66 places, 58 transitions, 216 flow [2023-08-31 21:47:33,938 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 58 transitions, 200 flow, removed 0 selfloop flow, removed 8 redundant places. [2023-08-31 21:47:33,942 INFO L231 Difference]: Finished difference. Result has 58 places, 57 transitions, 121 flow [2023-08-31 21:47:33,945 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=910, PETRI_DIFFERENCE_MINUEND_FLOW=124, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=58, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=58, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=121, PETRI_PLACES=58, PETRI_TRANSITIONS=57} [2023-08-31 21:47:33,950 INFO L281 CegarLoopForPetriNet]: 160 programPoint places, -102 predicate places. [2023-08-31 21:47:33,950 INFO L495 AbstractCegarLoop]: Abstraction has has 58 places, 57 transitions, 121 flow [2023-08-31 21:47:33,951 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 352.5) internal successors, (705), 2 states have internal predecessors, (705), 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) [2023-08-31 21:47:33,951 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:47:33,952 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 21:47:33,952 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-31 21:47:33,953 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 169 more)] === [2023-08-31 21:47:33,960 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:47:33,961 INFO L85 PathProgramCache]: Analyzing trace with hash -1917887035, now seen corresponding path program 1 times [2023-08-31 21:47:33,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:47:33,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514791881] [2023-08-31 21:47:33,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:47:33,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:47:34,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:47:34,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 21:47:34,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:47:34,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514791881] [2023-08-31 21:47:34,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514791881] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:47:34,670 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:47:34,670 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-31 21:47:34,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475085895] [2023-08-31 21:47:34,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:47:34,671 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-31 21:47:34,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:47:34,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-31 21:47:34,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-31 21:47:34,872 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 335 out of 910 [2023-08-31 21:47:34,875 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 57 transitions, 121 flow. Second operand has 6 states, 6 states have (on average 337.5) internal successors, (2025), 6 states have internal predecessors, (2025), 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) [2023-08-31 21:47:34,875 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:47:34,875 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 335 of 910 [2023-08-31 21:47:34,875 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:47:36,477 INFO L130 PetriNetUnfolder]: 10465/13828 cut-off events. [2023-08-31 21:47:36,477 INFO L131 PetriNetUnfolder]: For 20/20 co-relation queries the response was YES. [2023-08-31 21:47:36,492 INFO L83 FinitePrefix]: Finished finitePrefix Result has 27290 conditions, 13828 events. 10465/13828 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 380. Compared 58236 event pairs, 1399 based on Foata normal form. 0/11284 useless extension candidates. Maximal degree in co-relation 27287. Up to 4752 conditions per place. [2023-08-31 21:47:36,547 INFO L137 encePairwiseOnDemand]: 905/910 looper letters, 109 selfloop transitions, 4 changer transitions 0/128 dead transitions. [2023-08-31 21:47:36,547 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 128 transitions, 489 flow [2023-08-31 21:47:36,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 21:47:36,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 21:47:36,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2124 transitions. [2023-08-31 21:47:36,554 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.389010989010989 [2023-08-31 21:47:36,554 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2124 transitions. [2023-08-31 21:47:36,554 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2124 transitions. [2023-08-31 21:47:36,556 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:47:36,556 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2124 transitions. [2023-08-31 21:47:36,561 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 354.0) internal successors, (2124), 6 states have internal predecessors, (2124), 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) [2023-08-31 21:47:36,570 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 910.0) internal successors, (6370), 7 states have internal predecessors, (6370), 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) [2023-08-31 21:47:36,573 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 910.0) internal successors, (6370), 7 states have internal predecessors, (6370), 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) [2023-08-31 21:47:36,573 INFO L175 Difference]: Start difference. First operand has 58 places, 57 transitions, 121 flow. Second operand 6 states and 2124 transitions. [2023-08-31 21:47:36,573 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 128 transitions, 489 flow [2023-08-31 21:47:36,575 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 61 places, 128 transitions, 489 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-31 21:47:36,576 INFO L231 Difference]: Finished difference. Result has 61 places, 56 transitions, 127 flow [2023-08-31 21:47:36,576 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=910, PETRI_DIFFERENCE_MINUEND_FLOW=119, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=56, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=127, PETRI_PLACES=61, PETRI_TRANSITIONS=56} [2023-08-31 21:47:36,577 INFO L281 CegarLoopForPetriNet]: 160 programPoint places, -99 predicate places. [2023-08-31 21:47:36,577 INFO L495 AbstractCegarLoop]: Abstraction has has 61 places, 56 transitions, 127 flow [2023-08-31 21:47:36,579 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 337.5) internal successors, (2025), 6 states have internal predecessors, (2025), 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) [2023-08-31 21:47:36,579 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:47:36,579 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 21:47:36,579 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-31 21:47:36,580 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 169 more)] === [2023-08-31 21:47:36,580 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:47:36,580 INFO L85 PathProgramCache]: Analyzing trace with hash -499181160, now seen corresponding path program 1 times [2023-08-31 21:47:36,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:47:36,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367626847] [2023-08-31 21:47:36,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:47:36,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:47:36,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:47:36,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 21:47:36,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:47:36,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367626847] [2023-08-31 21:47:36,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367626847] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:47:36,971 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:47:36,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-31 21:47:36,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954637520] [2023-08-31 21:47:36,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:47:36,974 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-31 21:47:36,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:47:36,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-31 21:47:36,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-31 21:47:37,193 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 335 out of 910 [2023-08-31 21:47:37,195 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 56 transitions, 127 flow. Second operand has 6 states, 6 states have (on average 338.1666666666667) internal successors, (2029), 6 states have internal predecessors, (2029), 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) [2023-08-31 21:47:37,195 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:47:37,195 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 335 of 910 [2023-08-31 21:47:37,196 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:47:38,147 INFO L130 PetriNetUnfolder]: 5025/7508 cut-off events. [2023-08-31 21:47:38,148 INFO L131 PetriNetUnfolder]: For 384/384 co-relation queries the response was YES. [2023-08-31 21:47:38,157 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15251 conditions, 7508 events. 5025/7508 cut-off events. For 384/384 co-relation queries the response was YES. Maximal size of possible extension queue 299. Compared 37526 event pairs, 2823 based on Foata normal form. 0/6220 useless extension candidates. Maximal degree in co-relation 15247. Up to 4897 conditions per place. [2023-08-31 21:47:38,180 INFO L137 encePairwiseOnDemand]: 905/910 looper letters, 89 selfloop transitions, 4 changer transitions 0/107 dead transitions. [2023-08-31 21:47:38,181 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 107 transitions, 415 flow [2023-08-31 21:47:38,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 21:47:38,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 21:47:38,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2104 transitions. [2023-08-31 21:47:38,187 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.38534798534798537 [2023-08-31 21:47:38,187 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2104 transitions. [2023-08-31 21:47:38,187 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2104 transitions. [2023-08-31 21:47:38,188 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:47:38,188 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2104 transitions. [2023-08-31 21:47:38,192 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 350.6666666666667) internal successors, (2104), 6 states have internal predecessors, (2104), 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) [2023-08-31 21:47:38,200 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 910.0) internal successors, (6370), 7 states have internal predecessors, (6370), 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) [2023-08-31 21:47:38,203 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 910.0) internal successors, (6370), 7 states have internal predecessors, (6370), 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) [2023-08-31 21:47:38,203 INFO L175 Difference]: Start difference. First operand has 61 places, 56 transitions, 127 flow. Second operand 6 states and 2104 transitions. [2023-08-31 21:47:38,204 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 107 transitions, 415 flow [2023-08-31 21:47:38,218 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 61 places, 107 transitions, 408 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-31 21:47:38,219 INFO L231 Difference]: Finished difference. Result has 61 places, 55 transitions, 126 flow [2023-08-31 21:47:38,219 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=910, PETRI_DIFFERENCE_MINUEND_FLOW=118, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=55, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=51, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=126, PETRI_PLACES=61, PETRI_TRANSITIONS=55} [2023-08-31 21:47:38,220 INFO L281 CegarLoopForPetriNet]: 160 programPoint places, -99 predicate places. [2023-08-31 21:47:38,220 INFO L495 AbstractCegarLoop]: Abstraction has has 61 places, 55 transitions, 126 flow [2023-08-31 21:47:38,222 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 338.1666666666667) internal successors, (2029), 6 states have internal predecessors, (2029), 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) [2023-08-31 21:47:38,222 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:47:38,222 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 21:47:38,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-31 21:47:38,222 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr26ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 169 more)] === [2023-08-31 21:47:38,223 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:47:38,223 INFO L85 PathProgramCache]: Analyzing trace with hash 551794573, now seen corresponding path program 1 times [2023-08-31 21:47:38,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:47:38,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925111306] [2023-08-31 21:47:38,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:47:38,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:47:38,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:47:38,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 21:47:38,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:47:38,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925111306] [2023-08-31 21:47:38,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925111306] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:47:38,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:47:38,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-31 21:47:38,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282145752] [2023-08-31 21:47:38,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:47:38,589 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-31 21:47:38,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:47:38,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-31 21:47:38,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-31 21:47:38,753 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 335 out of 910 [2023-08-31 21:47:38,756 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 55 transitions, 126 flow. Second operand has 6 states, 6 states have (on average 338.8333333333333) internal successors, (2033), 6 states have internal predecessors, (2033), 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) [2023-08-31 21:47:38,756 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:47:38,756 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 335 of 910 [2023-08-31 21:47:38,756 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:47:39,445 INFO L130 PetriNetUnfolder]: 4193/6660 cut-off events. [2023-08-31 21:47:39,445 INFO L131 PetriNetUnfolder]: For 136/136 co-relation queries the response was YES. [2023-08-31 21:47:39,454 INFO L83 FinitePrefix]: Finished finitePrefix Result has 12835 conditions, 6660 events. 4193/6660 cut-off events. For 136/136 co-relation queries the response was YES. Maximal size of possible extension queue 299. Compared 36590 event pairs, 3031 based on Foata normal form. 0/5580 useless extension candidates. Maximal degree in co-relation 12831. Up to 5265 conditions per place. [2023-08-31 21:47:39,478 INFO L137 encePairwiseOnDemand]: 905/910 looper letters, 69 selfloop transitions, 4 changer transitions 0/86 dead transitions. [2023-08-31 21:47:39,478 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 86 transitions, 334 flow [2023-08-31 21:47:39,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 21:47:39,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 21:47:39,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2084 transitions. [2023-08-31 21:47:39,485 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.38168498168498166 [2023-08-31 21:47:39,486 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2084 transitions. [2023-08-31 21:47:39,486 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2084 transitions. [2023-08-31 21:47:39,487 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:47:39,487 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2084 transitions. [2023-08-31 21:47:39,492 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 347.3333333333333) internal successors, (2084), 6 states have internal predecessors, (2084), 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) [2023-08-31 21:47:39,500 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 910.0) internal successors, (6370), 7 states have internal predecessors, (6370), 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) [2023-08-31 21:47:39,504 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 910.0) internal successors, (6370), 7 states have internal predecessors, (6370), 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) [2023-08-31 21:47:39,505 INFO L175 Difference]: Start difference. First operand has 61 places, 55 transitions, 126 flow. Second operand 6 states and 2084 transitions. [2023-08-31 21:47:39,505 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 86 transitions, 334 flow [2023-08-31 21:47:39,508 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 61 places, 86 transitions, 327 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-31 21:47:39,510 INFO L231 Difference]: Finished difference. Result has 61 places, 54 transitions, 125 flow [2023-08-31 21:47:39,510 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=910, PETRI_DIFFERENCE_MINUEND_FLOW=117, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=54, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=50, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=125, PETRI_PLACES=61, PETRI_TRANSITIONS=54} [2023-08-31 21:47:39,512 INFO L281 CegarLoopForPetriNet]: 160 programPoint places, -99 predicate places. [2023-08-31 21:47:39,512 INFO L495 AbstractCegarLoop]: Abstraction has has 61 places, 54 transitions, 125 flow [2023-08-31 21:47:39,513 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 338.8333333333333) internal successors, (2033), 6 states have internal predecessors, (2033), 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) [2023-08-31 21:47:39,513 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:47:39,513 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 21:47:39,513 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-31 21:47:39,514 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 169 more)] === [2023-08-31 21:47:39,514 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:47:39,515 INFO L85 PathProgramCache]: Analyzing trace with hash -2013642184, now seen corresponding path program 1 times [2023-08-31 21:47:39,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:47:39,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022109671] [2023-08-31 21:47:39,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:47:39,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:47:39,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:47:40,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 21:47:40,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:47:40,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022109671] [2023-08-31 21:47:40,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2022109671] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:47:40,075 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:47:40,075 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-31 21:47:40,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575241458] [2023-08-31 21:47:40,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:47:40,076 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-31 21:47:40,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:47:40,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-31 21:47:40,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-31 21:47:40,228 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 335 out of 910 [2023-08-31 21:47:40,230 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 54 transitions, 125 flow. Second operand has 6 states, 6 states have (on average 339.5) internal successors, (2037), 6 states have internal predecessors, (2037), 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) [2023-08-31 21:47:40,230 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:47:40,231 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 335 of 910 [2023-08-31 21:47:40,231 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:47:40,814 INFO L130 PetriNetUnfolder]: 4081/6544 cut-off events. [2023-08-31 21:47:40,814 INFO L131 PetriNetUnfolder]: For 100/100 co-relation queries the response was YES. [2023-08-31 21:47:40,827 INFO L83 FinitePrefix]: Finished finitePrefix Result has 12383 conditions, 6544 events. 4081/6544 cut-off events. For 100/100 co-relation queries the response was YES. Maximal size of possible extension queue 299. Compared 36410 event pairs, 3058 based on Foata normal form. 0/5496 useless extension candidates. Maximal degree in co-relation 12379. Up to 5321 conditions per place. [2023-08-31 21:47:40,833 INFO L137 encePairwiseOnDemand]: 905/910 looper letters, 0 selfloop transitions, 0 changer transitions 69/69 dead transitions. [2023-08-31 21:47:40,833 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 69 transitions, 269 flow [2023-08-31 21:47:40,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 21:47:40,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 21:47:40,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2068 transitions. [2023-08-31 21:47:40,840 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.37875457875457874 [2023-08-31 21:47:40,840 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2068 transitions. [2023-08-31 21:47:40,840 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2068 transitions. [2023-08-31 21:47:40,841 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:47:40,841 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2068 transitions. [2023-08-31 21:47:40,845 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 344.6666666666667) internal successors, (2068), 6 states have internal predecessors, (2068), 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) [2023-08-31 21:47:40,851 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 910.0) internal successors, (6370), 7 states have internal predecessors, (6370), 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) [2023-08-31 21:47:40,852 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 910.0) internal successors, (6370), 7 states have internal predecessors, (6370), 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) [2023-08-31 21:47:40,853 INFO L175 Difference]: Start difference. First operand has 61 places, 54 transitions, 125 flow. Second operand 6 states and 2068 transitions. [2023-08-31 21:47:40,853 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 69 transitions, 269 flow [2023-08-31 21:47:40,854 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 61 places, 69 transitions, 262 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-31 21:47:40,854 INFO L231 Difference]: Finished difference. Result has 61 places, 0 transitions, 0 flow [2023-08-31 21:47:40,855 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=910, PETRI_DIFFERENCE_MINUEND_FLOW=116, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=53, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=61, PETRI_TRANSITIONS=0} [2023-08-31 21:47:40,857 INFO L281 CegarLoopForPetriNet]: 160 programPoint places, -99 predicate places. [2023-08-31 21:47:40,858 INFO L495 AbstractCegarLoop]: Abstraction has has 61 places, 0 transitions, 0 flow [2023-08-31 21:47:40,858 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 339.5) internal successors, (2037), 6 states have internal predecessors, (2037), 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) [2023-08-31 21:47:40,864 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (172 of 173 remaining) [2023-08-31 21:47:40,864 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (171 of 173 remaining) [2023-08-31 21:47:40,864 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (170 of 173 remaining) [2023-08-31 21:47:40,865 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (169 of 173 remaining) [2023-08-31 21:47:40,865 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (168 of 173 remaining) [2023-08-31 21:47:40,865 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (167 of 173 remaining) [2023-08-31 21:47:40,865 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (166 of 173 remaining) [2023-08-31 21:47:40,865 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (165 of 173 remaining) [2023-08-31 21:47:40,866 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (164 of 173 remaining) [2023-08-31 21:47:40,867 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (163 of 173 remaining) [2023-08-31 21:47:40,868 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (162 of 173 remaining) [2023-08-31 21:47:40,868 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (161 of 173 remaining) [2023-08-31 21:47:40,868 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (160 of 173 remaining) [2023-08-31 21:47:40,868 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (159 of 173 remaining) [2023-08-31 21:47:40,868 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (158 of 173 remaining) [2023-08-31 21:47:40,869 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (157 of 173 remaining) [2023-08-31 21:47:40,869 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (156 of 173 remaining) [2023-08-31 21:47:40,869 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (155 of 173 remaining) [2023-08-31 21:47:40,869 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (154 of 173 remaining) [2023-08-31 21:47:40,869 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (153 of 173 remaining) [2023-08-31 21:47:40,869 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (152 of 173 remaining) [2023-08-31 21:47:40,870 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (151 of 173 remaining) [2023-08-31 21:47:40,870 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (150 of 173 remaining) [2023-08-31 21:47:40,870 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (149 of 173 remaining) [2023-08-31 21:47:40,870 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (148 of 173 remaining) [2023-08-31 21:47:40,870 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (147 of 173 remaining) [2023-08-31 21:47:40,871 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (146 of 173 remaining) [2023-08-31 21:47:40,871 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (145 of 173 remaining) [2023-08-31 21:47:40,871 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (144 of 173 remaining) [2023-08-31 21:47:40,871 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (143 of 173 remaining) [2023-08-31 21:47:40,871 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (142 of 173 remaining) [2023-08-31 21:47:40,871 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (141 of 173 remaining) [2023-08-31 21:47:40,872 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (140 of 173 remaining) [2023-08-31 21:47:40,872 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (139 of 173 remaining) [2023-08-31 21:47:40,872 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (138 of 173 remaining) [2023-08-31 21:47:40,872 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (137 of 173 remaining) [2023-08-31 21:47:40,872 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (136 of 173 remaining) [2023-08-31 21:47:40,873 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (135 of 173 remaining) [2023-08-31 21:47:40,873 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (134 of 173 remaining) [2023-08-31 21:47:40,873 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (133 of 173 remaining) [2023-08-31 21:47:40,873 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (132 of 173 remaining) [2023-08-31 21:47:40,873 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (131 of 173 remaining) [2023-08-31 21:47:40,873 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (130 of 173 remaining) [2023-08-31 21:47:40,874 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (129 of 173 remaining) [2023-08-31 21:47:40,874 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (128 of 173 remaining) [2023-08-31 21:47:40,874 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (127 of 173 remaining) [2023-08-31 21:47:40,874 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (126 of 173 remaining) [2023-08-31 21:47:40,874 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (125 of 173 remaining) [2023-08-31 21:47:40,874 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (124 of 173 remaining) [2023-08-31 21:47:40,875 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (123 of 173 remaining) [2023-08-31 21:47:40,875 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (122 of 173 remaining) [2023-08-31 21:47:40,875 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (121 of 173 remaining) [2023-08-31 21:47:40,875 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (120 of 173 remaining) [2023-08-31 21:47:40,875 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (119 of 173 remaining) [2023-08-31 21:47:40,876 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (118 of 173 remaining) [2023-08-31 21:47:40,876 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (117 of 173 remaining) [2023-08-31 21:47:40,876 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (116 of 173 remaining) [2023-08-31 21:47:40,876 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (115 of 173 remaining) [2023-08-31 21:47:40,876 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (114 of 173 remaining) [2023-08-31 21:47:40,876 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (113 of 173 remaining) [2023-08-31 21:47:40,877 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (112 of 173 remaining) [2023-08-31 21:47:40,877 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (111 of 173 remaining) [2023-08-31 21:47:40,877 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (110 of 173 remaining) [2023-08-31 21:47:40,877 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (109 of 173 remaining) [2023-08-31 21:47:40,877 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (108 of 173 remaining) [2023-08-31 21:47:40,877 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (107 of 173 remaining) [2023-08-31 21:47:40,879 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (106 of 173 remaining) [2023-08-31 21:47:40,880 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (105 of 173 remaining) [2023-08-31 21:47:40,880 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (104 of 173 remaining) [2023-08-31 21:47:40,880 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (103 of 173 remaining) [2023-08-31 21:47:40,880 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (102 of 173 remaining) [2023-08-31 21:47:40,880 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (101 of 173 remaining) [2023-08-31 21:47:40,880 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (100 of 173 remaining) [2023-08-31 21:47:40,881 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (99 of 173 remaining) [2023-08-31 21:47:40,881 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (98 of 173 remaining) [2023-08-31 21:47:40,881 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE (97 of 173 remaining) [2023-08-31 21:47:40,881 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONDATA_RACE (96 of 173 remaining) [2023-08-31 21:47:40,881 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONDATA_RACE (95 of 173 remaining) [2023-08-31 21:47:40,881 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE (94 of 173 remaining) [2023-08-31 21:47:40,882 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (93 of 173 remaining) [2023-08-31 21:47:40,882 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (92 of 173 remaining) [2023-08-31 21:47:40,882 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (91 of 173 remaining) [2023-08-31 21:47:40,882 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (90 of 173 remaining) [2023-08-31 21:47:40,882 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (89 of 173 remaining) [2023-08-31 21:47:40,882 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (88 of 173 remaining) [2023-08-31 21:47:40,883 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (87 of 173 remaining) [2023-08-31 21:47:40,883 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (86 of 173 remaining) [2023-08-31 21:47:40,884 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (85 of 173 remaining) [2023-08-31 21:47:40,885 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (84 of 173 remaining) [2023-08-31 21:47:40,885 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (83 of 173 remaining) [2023-08-31 21:47:40,886 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (82 of 173 remaining) [2023-08-31 21:47:40,886 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (81 of 173 remaining) [2023-08-31 21:47:40,886 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (80 of 173 remaining) [2023-08-31 21:47:40,886 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (79 of 173 remaining) [2023-08-31 21:47:40,887 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (78 of 173 remaining) [2023-08-31 21:47:40,887 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (77 of 173 remaining) [2023-08-31 21:47:40,887 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (76 of 173 remaining) [2023-08-31 21:47:40,887 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (75 of 173 remaining) [2023-08-31 21:47:40,887 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (74 of 173 remaining) [2023-08-31 21:47:40,888 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (73 of 173 remaining) [2023-08-31 21:47:40,888 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (72 of 173 remaining) [2023-08-31 21:47:40,888 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (71 of 173 remaining) [2023-08-31 21:47:40,888 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (70 of 173 remaining) [2023-08-31 21:47:40,888 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (69 of 173 remaining) [2023-08-31 21:47:40,888 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (68 of 173 remaining) [2023-08-31 21:47:40,889 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (67 of 173 remaining) [2023-08-31 21:47:40,889 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (66 of 173 remaining) [2023-08-31 21:47:40,889 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (65 of 173 remaining) [2023-08-31 21:47:40,889 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (64 of 173 remaining) [2023-08-31 21:47:40,889 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (63 of 173 remaining) [2023-08-31 21:47:40,889 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (62 of 173 remaining) [2023-08-31 21:47:40,890 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (61 of 173 remaining) [2023-08-31 21:47:40,890 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (60 of 173 remaining) [2023-08-31 21:47:40,890 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (59 of 173 remaining) [2023-08-31 21:47:40,890 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (58 of 173 remaining) [2023-08-31 21:47:40,890 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (57 of 173 remaining) [2023-08-31 21:47:40,890 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (56 of 173 remaining) [2023-08-31 21:47:40,891 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (55 of 173 remaining) [2023-08-31 21:47:40,891 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (54 of 173 remaining) [2023-08-31 21:47:40,891 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (53 of 173 remaining) [2023-08-31 21:47:40,891 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (52 of 173 remaining) [2023-08-31 21:47:40,891 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (51 of 173 remaining) [2023-08-31 21:47:40,891 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (50 of 173 remaining) [2023-08-31 21:47:40,891 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (49 of 173 remaining) [2023-08-31 21:47:40,892 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (48 of 173 remaining) [2023-08-31 21:47:40,892 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (47 of 173 remaining) [2023-08-31 21:47:40,892 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (46 of 173 remaining) [2023-08-31 21:47:40,892 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (45 of 173 remaining) [2023-08-31 21:47:40,892 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (44 of 173 remaining) [2023-08-31 21:47:40,892 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (43 of 173 remaining) [2023-08-31 21:47:40,893 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (42 of 173 remaining) [2023-08-31 21:47:40,893 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (41 of 173 remaining) [2023-08-31 21:47:40,893 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (40 of 173 remaining) [2023-08-31 21:47:40,893 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (39 of 173 remaining) [2023-08-31 21:47:40,893 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (38 of 173 remaining) [2023-08-31 21:47:40,893 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (37 of 173 remaining) [2023-08-31 21:47:40,894 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (36 of 173 remaining) [2023-08-31 21:47:40,894 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (35 of 173 remaining) [2023-08-31 21:47:40,894 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (34 of 173 remaining) [2023-08-31 21:47:40,894 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (33 of 173 remaining) [2023-08-31 21:47:40,894 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (32 of 173 remaining) [2023-08-31 21:47:40,894 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (31 of 173 remaining) [2023-08-31 21:47:40,895 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (30 of 173 remaining) [2023-08-31 21:47:40,895 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (29 of 173 remaining) [2023-08-31 21:47:40,895 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (28 of 173 remaining) [2023-08-31 21:47:40,895 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (27 of 173 remaining) [2023-08-31 21:47:40,895 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (26 of 173 remaining) [2023-08-31 21:47:40,895 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (25 of 173 remaining) [2023-08-31 21:47:40,896 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (24 of 173 remaining) [2023-08-31 21:47:40,896 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (23 of 173 remaining) [2023-08-31 21:47:40,896 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (22 of 173 remaining) [2023-08-31 21:47:40,896 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (21 of 173 remaining) [2023-08-31 21:47:40,896 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (20 of 173 remaining) [2023-08-31 21:47:40,896 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (19 of 173 remaining) [2023-08-31 21:47:40,897 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (18 of 173 remaining) [2023-08-31 21:47:40,897 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (17 of 173 remaining) [2023-08-31 21:47:40,897 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (16 of 173 remaining) [2023-08-31 21:47:40,897 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (15 of 173 remaining) [2023-08-31 21:47:40,897 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (14 of 173 remaining) [2023-08-31 21:47:40,898 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (13 of 173 remaining) [2023-08-31 21:47:40,898 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (12 of 173 remaining) [2023-08-31 21:47:40,898 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (11 of 173 remaining) [2023-08-31 21:47:40,898 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (10 of 173 remaining) [2023-08-31 21:47:40,898 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (9 of 173 remaining) [2023-08-31 21:47:40,898 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (8 of 173 remaining) [2023-08-31 21:47:40,898 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (7 of 173 remaining) [2023-08-31 21:47:40,899 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (6 of 173 remaining) [2023-08-31 21:47:40,899 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (5 of 173 remaining) [2023-08-31 21:47:40,899 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (4 of 173 remaining) [2023-08-31 21:47:40,899 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (3 of 173 remaining) [2023-08-31 21:47:40,899 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (2 of 173 remaining) [2023-08-31 21:47:40,899 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (1 of 173 remaining) [2023-08-31 21:47:40,900 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (0 of 173 remaining) [2023-08-31 21:47:40,900 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-08-31 21:47:40,900 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-08-31 21:47:40,907 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-08-31 21:47:40,907 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-08-31 21:47:40,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.08 09:47:40 BasicIcfg [2023-08-31 21:47:40,911 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-31 21:47:40,911 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-08-31 21:47:40,911 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-08-31 21:47:40,911 INFO L275 PluginConnector]: Witness Printer initialized [2023-08-31 21:47:40,912 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 09:47:15" (3/4) ... [2023-08-31 21:47:40,914 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-08-31 21:47:40,918 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-08-31 21:47:40,918 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-08-31 21:47:40,918 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2023-08-31 21:47:40,918 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2023-08-31 21:47:40,934 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 32 nodes and edges [2023-08-31 21:47:40,934 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-08-31 21:47:40,935 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-08-31 21:47:40,935 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-08-31 21:47:41,002 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-08-31 21:47:41,002 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-08-31 21:47:41,003 INFO L158 Benchmark]: Toolchain (without parser) took 27351.21ms. Allocated memory was 69.2MB in the beginning and 1.1GB in the end (delta: 1.1GB). Free memory was 43.6MB in the beginning and 495.2MB in the end (delta: -451.7MB). Peak memory consumption was 621.0MB. Max. memory is 16.1GB. [2023-08-31 21:47:41,003 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 69.2MB. Free memory was 47.6MB in the beginning and 47.5MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-31 21:47:41,003 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.13ms. Allocated memory is still 69.2MB. Free memory was 43.4MB in the beginning and 29.1MB in the end (delta: 14.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-31 21:47:41,004 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.91ms. Allocated memory was 69.2MB in the beginning and 98.6MB in the end (delta: 29.4MB). Free memory was 28.9MB in the beginning and 77.1MB in the end (delta: -48.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-31 21:47:41,004 INFO L158 Benchmark]: Boogie Preprocessor took 58.83ms. Allocated memory is still 98.6MB. Free memory was 77.1MB in the beginning and 73.4MB in the end (delta: 3.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-31 21:47:41,004 INFO L158 Benchmark]: RCFGBuilder took 1621.40ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 73.4MB in the beginning and 61.3MB in the end (delta: 12.2MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. [2023-08-31 21:47:41,005 INFO L158 Benchmark]: TraceAbstraction took 25103.43ms. Allocated memory was 130.0MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 60.0MB in the beginning and 501.5MB in the end (delta: -441.5MB). Peak memory consumption was 569.2MB. Max. memory is 16.1GB. [2023-08-31 21:47:41,005 INFO L158 Benchmark]: Witness Printer took 91.30ms. Allocated memory is still 1.1GB. Free memory was 501.5MB in the beginning and 495.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-31 21:47:41,007 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 69.2MB. Free memory was 47.6MB in the beginning and 47.5MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.13ms. Allocated memory is still 69.2MB. Free memory was 43.4MB in the beginning and 29.1MB in the end (delta: 14.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.91ms. Allocated memory was 69.2MB in the beginning and 98.6MB in the end (delta: 29.4MB). Free memory was 28.9MB in the beginning and 77.1MB in the end (delta: -48.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.83ms. Allocated memory is still 98.6MB. Free memory was 77.1MB in the beginning and 73.4MB in the end (delta: 3.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1621.40ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 73.4MB in the beginning and 61.3MB in the end (delta: 12.2MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. * TraceAbstraction took 25103.43ms. Allocated memory was 130.0MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 60.0MB in the beginning and 501.5MB in the end (delta: -441.5MB). Peak memory consumption was 569.2MB. Max. memory is 16.1GB. * Witness Printer took 91.30ms. Allocated memory is still 1.1GB. Free memory was 501.5MB in the beginning and 495.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 16.5s, 426 PlacesBefore, 160 PlacesAfterwards, 435 TransitionsBefore, 153 TransitionsAfterwards, 14696 CoEnabledTransitionPairs, 10 FixpointIterations, 325 TrivialSequentialCompositions, 71 ConcurrentSequentialCompositions, 32 TrivialYvCompositions, 8 ConcurrentYvCompositions, 16 ChoiceCompositions, 452 TotalNumberOfCompositions, 85571 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 33000, independent: 32014, independent conditional: 0, independent unconditional: 32014, dependent: 986, dependent conditional: 0, dependent unconditional: 986, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4393, independent: 4309, independent conditional: 0, independent unconditional: 4309, dependent: 84, dependent conditional: 0, dependent unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 33000, independent: 27705, independent conditional: 0, independent unconditional: 27705, dependent: 902, dependent conditional: 0, dependent unconditional: 902, unknown: 4393, unknown conditional: 0, unknown unconditional: 4393] , Statistics on independence cache: Total cache size (in pairs): 1599, Positive cache size: 1544, Positive conditional cache size: 0, Positive unconditional cache size: 1544, Negative cache size: 55, Negative conditional cache size: 0, Negative unconditional cache size: 55, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 126]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 128]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 130]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 131]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 132]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 136]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 165]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 138]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 138]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 165]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 140]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 141]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 141]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 141]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 141]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 141]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 141]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 141]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 141]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 148]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 149]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 150]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 151]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 153]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 540 locations, 173 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: 24.9s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 16.8s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 587 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 368 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 272 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1524 IncrementalHoareTripleChecker+Invalid, 1796 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 272 mSolverCounterUnsat, 0 mSDtfsCounter, 1524 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=330occurred in iteration=0, InterpolantAutomatonStates: 26, 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, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 109 NumberOfCodeBlocks, 109 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 104 ConstructedInterpolants, 0 QuantifiedInterpolants, 428 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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 - AllSpecificationsHoldResult: All specifications hold 99 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-08-31 21:47:41,059 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 Result: TRUE