./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/popl20-proofs-counter-add-4-semi-Q67.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-proofs-counter-add-4-semi-Q67.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 ec11f673f0852354e1b011c47ea1690182c02849435cfe6b9232c63dc6ffceb8 --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 21:51:34,049 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-31 21:51:34,051 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-31 21:51:34,075 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-31 21:51:34,076 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-31 21:51:34,077 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-31 21:51:34,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-31 21:51:34,087 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-31 21:51:34,088 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-31 21:51:34,089 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-31 21:51:34,090 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-31 21:51:34,091 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-31 21:51:34,091 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-31 21:51:34,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-31 21:51:34,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-31 21:51:34,094 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-31 21:51:34,095 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-31 21:51:34,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-31 21:51:34,097 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-31 21:51:34,098 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-31 21:51:34,099 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-31 21:51:34,100 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-31 21:51:34,101 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-31 21:51:34,102 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-31 21:51:34,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-31 21:51:34,105 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-31 21:51:34,106 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-31 21:51:34,106 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-31 21:51:34,107 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-31 21:51:34,108 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-31 21:51:34,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-31 21:51:34,108 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-31 21:51:34,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-31 21:51:34,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-31 21:51:34,111 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-31 21:51:34,111 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-31 21:51:34,111 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-31 21:51:34,112 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-31 21:51:34,112 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-31 21:51:34,113 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-31 21:51:34,113 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-31 21:51:34,114 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-31 21:51:34,134 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-31 21:51:34,135 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-31 21:51:34,135 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-31 21:51:34,135 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-31 21:51:34,136 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-31 21:51:34,136 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-31 21:51:34,137 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-31 21:51:34,138 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-31 21:51:34,138 INFO L138 SettingsManager]: * Use SBE=true [2023-08-31 21:51:34,138 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-31 21:51:34,138 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-31 21:51:34,138 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-31 21:51:34,139 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-31 21:51:34,139 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-31 21:51:34,139 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-31 21:51:34,139 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-31 21:51:34,139 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-31 21:51:34,139 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-31 21:51:34,139 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-31 21:51:34,139 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-31 21:51:34,139 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-31 21:51:34,140 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-31 21:51:34,140 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-31 21:51:34,140 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-31 21:51:34,140 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-31 21:51:34,140 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-31 21:51:34,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-31 21:51:34,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-31 21:51:34,140 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-31 21:51:34,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-31 21:51:34,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-31 21:51:34,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-31 21:51:34,141 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-31 21:51:34,141 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-31 21:51:34,141 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-31 21:51:34,141 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-31 21:51:34,141 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-31 21:51:34,141 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec11f673f0852354e1b011c47ea1690182c02849435cfe6b9232c63dc6ffceb8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> BEFORE [2023-08-31 21:51:34,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-31 21:51:34,464 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-31 21:51:34,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-31 21:51:34,466 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-31 21:51:34,472 INFO L275 PluginConnector]: CDTParser initialized [2023-08-31 21:51:34,474 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2023-08-31 21:51:35,544 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-31 21:51:35,746 INFO L351 CDTParser]: Found 1 translation units. [2023-08-31 21:51:35,747 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2023-08-31 21:51:35,755 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8d7b35cf/129d225769b7483abbd611ff36923eb3/FLAG3f1f83129 [2023-08-31 21:51:35,766 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8d7b35cf/129d225769b7483abbd611ff36923eb3 [2023-08-31 21:51:35,769 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-31 21:51:35,770 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-31 21:51:35,771 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-31 21:51:35,771 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-31 21:51:35,774 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-31 21:51:35,774 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 09:51:35" (1/1) ... [2023-08-31 21:51:35,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8b49525 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:51:35, skipping insertion in model container [2023-08-31 21:51:35,776 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 09:51:35" (1/1) ... [2023-08-31 21:51:35,781 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-31 21:51:35,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-31 21:51:35,973 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-proofs-counter-add-4-semi-Q67.wvr.c[2611,2624] [2023-08-31 21:51:35,978 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-31 21:51:35,987 INFO L203 MainTranslator]: Completed pre-run [2023-08-31 21:51:36,030 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-proofs-counter-add-4-semi-Q67.wvr.c[2611,2624] [2023-08-31 21:51:36,036 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-31 21:51:36,044 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-31 21:51:36,046 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-31 21:51:36,052 INFO L208 MainTranslator]: Completed translation [2023-08-31 21:51:36,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:51:36 WrapperNode [2023-08-31 21:51:36,052 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-31 21:51:36,053 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-31 21:51:36,054 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-31 21:51:36,054 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-31 21:51:36,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:51:36" (1/1) ... [2023-08-31 21:51:36,079 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:51:36" (1/1) ... [2023-08-31 21:51:36,116 INFO L138 Inliner]: procedures = 22, calls = 42, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 231 [2023-08-31 21:51:36,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-31 21:51:36,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-31 21:51:36,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-31 21:51:36,118 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-31 21:51:36,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:51:36" (1/1) ... [2023-08-31 21:51:36,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:51:36" (1/1) ... [2023-08-31 21:51:36,129 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:51:36" (1/1) ... [2023-08-31 21:51:36,130 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:51:36" (1/1) ... [2023-08-31 21:51:36,162 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:51:36" (1/1) ... [2023-08-31 21:51:36,165 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:51:36" (1/1) ... [2023-08-31 21:51:36,167 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:51:36" (1/1) ... [2023-08-31 21:51:36,172 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:51:36" (1/1) ... [2023-08-31 21:51:36,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-31 21:51:36,175 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-31 21:51:36,175 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-31 21:51:36,175 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-31 21:51:36,176 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:51:36" (1/1) ... [2023-08-31 21:51:36,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-31 21:51:36,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-31 21:51:36,214 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 21:51:36,226 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 21:51:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-31 21:51:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-31 21:51:36,250 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-31 21:51:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-31 21:51:36,252 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-31 21:51:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-31 21:51:36,253 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-31 21:51:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-31 21:51:36,253 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-31 21:51:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-31 21:51:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-31 21:51:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-31 21:51:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-31 21:51:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-31 21:51:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-31 21:51:36,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-31 21:51:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-31 21:51:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-31 21:51:36,259 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 21:51:36,349 INFO L236 CfgBuilder]: Building ICFG [2023-08-31 21:51:36,351 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-31 21:51:36,883 INFO L277 CfgBuilder]: Performing block encoding [2023-08-31 21:51:37,030 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-31 21:51:37,030 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-08-31 21:51:37,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 09:51:37 BoogieIcfgContainer [2023-08-31 21:51:37,033 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-31 21:51:37,035 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-31 21:51:37,035 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-31 21:51:37,038 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-31 21:51:37,038 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.08 09:51:35" (1/3) ... [2023-08-31 21:51:37,039 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f189ff6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.08 09:51:37, skipping insertion in model container [2023-08-31 21:51:37,039 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:51:36" (2/3) ... [2023-08-31 21:51:37,039 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f189ff6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.08 09:51:37, skipping insertion in model container [2023-08-31 21:51:37,040 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 09:51:37" (3/3) ... [2023-08-31 21:51:37,041 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-proofs-counter-add-4-semi-Q67.wvr.c [2023-08-31 21:51:37,048 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-31 21:51:37,057 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-31 21:51:37,057 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 41 error locations. [2023-08-31 21:51:37,057 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-31 21:51:37,129 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-31 21:51:37,172 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 244 places, 243 transitions, 518 flow [2023-08-31 21:51:37,293 INFO L130 PetriNetUnfolder]: 12/239 cut-off events. [2023-08-31 21:51:37,293 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2023-08-31 21:51:37,300 INFO L83 FinitePrefix]: Finished finitePrefix Result has 256 conditions, 239 events. 12/239 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 261 event pairs, 0 based on Foata normal form. 0/186 useless extension candidates. Maximal degree in co-relation 168. Up to 2 conditions per place. [2023-08-31 21:51:37,300 INFO L82 GeneralOperation]: Start removeDead. Operand has 244 places, 243 transitions, 518 flow [2023-08-31 21:51:37,310 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 222 places, 220 transitions, 464 flow [2023-08-31 21:51:37,315 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-31 21:51:37,326 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 222 places, 220 transitions, 464 flow [2023-08-31 21:51:37,329 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 222 places, 220 transitions, 464 flow [2023-08-31 21:51:37,330 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 222 places, 220 transitions, 464 flow [2023-08-31 21:51:37,383 INFO L130 PetriNetUnfolder]: 11/220 cut-off events. [2023-08-31 21:51:37,383 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2023-08-31 21:51:37,388 INFO L83 FinitePrefix]: Finished finitePrefix Result has 237 conditions, 220 events. 11/220 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 256 event pairs, 0 based on Foata normal form. 0/169 useless extension candidates. Maximal degree in co-relation 168. Up to 2 conditions per place. [2023-08-31 21:51:37,391 INFO L119 LiptonReduction]: Number of co-enabled transitions 7430 [2023-08-31 21:51:44,664 INFO L134 LiptonReduction]: Checked pairs total: 10345 [2023-08-31 21:51:44,665 INFO L136 LiptonReduction]: Total number of compositions: 283 [2023-08-31 21:51:44,676 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-31 21:51:44,680 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;@66e49298, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-31 21:51:44,681 INFO L358 AbstractCegarLoop]: Starting to check reachability of 71 error locations. [2023-08-31 21:51:44,682 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2023-08-31 21:51:44,682 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-31 21:51:44,683 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:51:44,683 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-08-31 21:51:44,683 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 67 more)] === [2023-08-31 21:51:44,687 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:51:44,688 INFO L85 PathProgramCache]: Analyzing trace with hash 1111, now seen corresponding path program 1 times [2023-08-31 21:51:44,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:51:44,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863645877] [2023-08-31 21:51:44,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:51:44,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:51:44,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:51:44,788 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 21:51:44,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:51:44,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863645877] [2023-08-31 21:51:44,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863645877] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:51:44,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:51:44,790 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-08-31 21:51:44,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198810513] [2023-08-31 21:51:44,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:51:44,799 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-31 21:51:44,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:51:44,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-31 21:51:44,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-31 21:51:44,826 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 206 out of 526 [2023-08-31 21:51:44,829 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 74 places, 65 transitions, 154 flow. Second operand has 2 states, 2 states have (on average 206.5) internal successors, (413), 2 states have internal predecessors, (413), 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 21:51:44,829 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:51:44,829 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 206 of 526 [2023-08-31 21:51:44,830 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:51:44,917 INFO L130 PetriNetUnfolder]: 249/339 cut-off events. [2023-08-31 21:51:44,917 INFO L131 PetriNetUnfolder]: For 23/23 co-relation queries the response was YES. [2023-08-31 21:51:44,919 INFO L83 FinitePrefix]: Finished finitePrefix Result has 729 conditions, 339 events. 249/339 cut-off events. For 23/23 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 643 event pairs, 117 based on Foata normal form. 1/208 useless extension candidates. Maximal degree in co-relation 508. Up to 340 conditions per place. [2023-08-31 21:51:44,920 INFO L137 encePairwiseOnDemand]: 485/526 looper letters, 0 selfloop transitions, 0 changer transitions 24/24 dead transitions. [2023-08-31 21:51:44,920 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 34 places, 24 transitions, 120 flow [2023-08-31 21:51:44,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-31 21:51:44,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-31 21:51:44,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 477 transitions. [2023-08-31 21:51:44,938 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4534220532319392 [2023-08-31 21:51:44,938 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 477 transitions. [2023-08-31 21:51:44,939 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 477 transitions. [2023-08-31 21:51:44,942 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:51:44,944 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 477 transitions. [2023-08-31 21:51:44,949 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 238.5) internal successors, (477), 2 states have internal predecessors, (477), 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 21:51:44,954 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 526.0) internal successors, (1578), 3 states have internal predecessors, (1578), 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 21:51:44,955 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 526.0) internal successors, (1578), 3 states have internal predecessors, (1578), 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 21:51:44,956 INFO L175 Difference]: Start difference. First operand has 74 places, 65 transitions, 154 flow. Second operand 2 states and 477 transitions. [2023-08-31 21:51:44,957 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 34 places, 24 transitions, 120 flow [2023-08-31 21:51:44,961 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 26 places, 24 transitions, 104 flow, removed 0 selfloop flow, removed 8 redundant places. [2023-08-31 21:51:44,963 INFO L231 Difference]: Finished difference. Result has 26 places, 0 transitions, 0 flow [2023-08-31 21:51:44,965 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=56, PETRI_DIFFERENCE_MINUEND_PLACES=25, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=24, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=0, PETRI_PLACES=26, PETRI_TRANSITIONS=0} [2023-08-31 21:51:44,970 INFO L281 CegarLoopForPetriNet]: 74 programPoint places, -48 predicate places. [2023-08-31 21:51:44,971 INFO L495 AbstractCegarLoop]: Abstraction has has 26 places, 0 transitions, 0 flow [2023-08-31 21:51:44,971 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 206.5) internal successors, (413), 2 states have internal predecessors, (413), 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 21:51:44,976 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (70 of 71 remaining) [2023-08-31 21:51:44,977 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (69 of 71 remaining) [2023-08-31 21:51:44,977 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (68 of 71 remaining) [2023-08-31 21:51:44,978 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (67 of 71 remaining) [2023-08-31 21:51:44,979 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (66 of 71 remaining) [2023-08-31 21:51:44,979 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (65 of 71 remaining) [2023-08-31 21:51:44,979 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (64 of 71 remaining) [2023-08-31 21:51:44,983 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (63 of 71 remaining) [2023-08-31 21:51:44,983 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (62 of 71 remaining) [2023-08-31 21:51:44,984 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (61 of 71 remaining) [2023-08-31 21:51:44,984 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (60 of 71 remaining) [2023-08-31 21:51:44,984 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (59 of 71 remaining) [2023-08-31 21:51:44,985 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (58 of 71 remaining) [2023-08-31 21:51:44,985 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (57 of 71 remaining) [2023-08-31 21:51:44,986 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (56 of 71 remaining) [2023-08-31 21:51:44,986 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (55 of 71 remaining) [2023-08-31 21:51:44,987 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (54 of 71 remaining) [2023-08-31 21:51:44,987 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (53 of 71 remaining) [2023-08-31 21:51:44,987 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (52 of 71 remaining) [2023-08-31 21:51:44,988 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (51 of 71 remaining) [2023-08-31 21:51:44,988 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (50 of 71 remaining) [2023-08-31 21:51:44,991 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (49 of 71 remaining) [2023-08-31 21:51:44,991 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (48 of 71 remaining) [2023-08-31 21:51:44,991 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (47 of 71 remaining) [2023-08-31 21:51:44,992 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (46 of 71 remaining) [2023-08-31 21:51:44,992 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (45 of 71 remaining) [2023-08-31 21:51:44,993 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (44 of 71 remaining) [2023-08-31 21:51:44,993 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (43 of 71 remaining) [2023-08-31 21:51:44,993 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (42 of 71 remaining) [2023-08-31 21:51:44,993 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (41 of 71 remaining) [2023-08-31 21:51:44,993 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (40 of 71 remaining) [2023-08-31 21:51:44,994 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (39 of 71 remaining) [2023-08-31 21:51:44,994 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (38 of 71 remaining) [2023-08-31 21:51:44,994 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (37 of 71 remaining) [2023-08-31 21:51:44,994 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (36 of 71 remaining) [2023-08-31 21:51:44,994 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (35 of 71 remaining) [2023-08-31 21:51:44,995 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (34 of 71 remaining) [2023-08-31 21:51:44,995 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (33 of 71 remaining) [2023-08-31 21:51:44,995 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (32 of 71 remaining) [2023-08-31 21:51:44,995 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (31 of 71 remaining) [2023-08-31 21:51:44,996 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (30 of 71 remaining) [2023-08-31 21:51:44,996 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (29 of 71 remaining) [2023-08-31 21:51:44,996 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (28 of 71 remaining) [2023-08-31 21:51:44,997 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (27 of 71 remaining) [2023-08-31 21:51:44,997 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (26 of 71 remaining) [2023-08-31 21:51:44,997 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (25 of 71 remaining) [2023-08-31 21:51:44,997 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (24 of 71 remaining) [2023-08-31 21:51:44,997 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (23 of 71 remaining) [2023-08-31 21:51:44,998 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (22 of 71 remaining) [2023-08-31 21:51:44,998 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (21 of 71 remaining) [2023-08-31 21:51:44,998 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (20 of 71 remaining) [2023-08-31 21:51:44,998 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (19 of 71 remaining) [2023-08-31 21:51:44,999 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (18 of 71 remaining) [2023-08-31 21:51:45,003 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (17 of 71 remaining) [2023-08-31 21:51:45,003 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (16 of 71 remaining) [2023-08-31 21:51:45,003 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (15 of 71 remaining) [2023-08-31 21:51:45,003 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (14 of 71 remaining) [2023-08-31 21:51:45,004 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (13 of 71 remaining) [2023-08-31 21:51:45,004 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (12 of 71 remaining) [2023-08-31 21:51:45,004 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (11 of 71 remaining) [2023-08-31 21:51:45,004 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (10 of 71 remaining) [2023-08-31 21:51:45,004 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (9 of 71 remaining) [2023-08-31 21:51:45,005 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (8 of 71 remaining) [2023-08-31 21:51:45,005 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (7 of 71 remaining) [2023-08-31 21:51:45,005 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (6 of 71 remaining) [2023-08-31 21:51:45,006 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (5 of 71 remaining) [2023-08-31 21:51:45,006 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (4 of 71 remaining) [2023-08-31 21:51:45,006 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (3 of 71 remaining) [2023-08-31 21:51:45,006 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (2 of 71 remaining) [2023-08-31 21:51:45,006 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (1 of 71 remaining) [2023-08-31 21:51:45,007 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (0 of 71 remaining) [2023-08-31 21:51:45,007 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-31 21:51:45,007 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-08-31 21:51:45,013 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-08-31 21:51:45,013 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-08-31 21:51:45,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.08 09:51:45 BasicIcfg [2023-08-31 21:51:45,016 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-31 21:51:45,017 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-08-31 21:51:45,017 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-08-31 21:51:45,017 INFO L275 PluginConnector]: Witness Printer initialized [2023-08-31 21:51:45,017 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 09:51:37" (3/4) ... [2023-08-31 21:51:45,019 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-08-31 21:51:45,023 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-08-31 21:51:45,024 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-08-31 21:51:45,024 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2023-08-31 21:51:45,024 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2023-08-31 21:51:45,028 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2023-08-31 21:51:45,029 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-08-31 21:51:45,029 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-08-31 21:51:45,029 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-08-31 21:51:45,072 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-08-31 21:51:45,072 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-08-31 21:51:45,073 INFO L158 Benchmark]: Toolchain (without parser) took 9302.85ms. Allocated memory was 71.3MB in the beginning and 107.0MB in the end (delta: 35.7MB). Free memory was 47.7MB in the beginning and 35.6MB in the end (delta: 12.2MB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. [2023-08-31 21:51:45,073 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 71.3MB. Free memory was 48.4MB in the beginning and 48.3MB in the end (delta: 48.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-31 21:51:45,074 INFO L158 Benchmark]: CACSL2BoogieTranslator took 281.67ms. Allocated memory is still 71.3MB. Free memory was 47.4MB in the beginning and 35.4MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-31 21:51:45,074 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.34ms. Allocated memory is still 71.3MB. Free memory was 35.4MB in the beginning and 33.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-31 21:51:45,074 INFO L158 Benchmark]: Boogie Preprocessor took 56.51ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 33.0MB in the beginning and 67.1MB in the end (delta: -34.1MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2023-08-31 21:51:45,074 INFO L158 Benchmark]: RCFGBuilder took 858.12ms. Allocated memory is still 88.1MB. Free memory was 67.1MB in the beginning and 53.8MB in the end (delta: 13.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-08-31 21:51:45,075 INFO L158 Benchmark]: TraceAbstraction took 7981.17ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 53.5MB in the beginning and 39.8MB in the end (delta: 13.7MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2023-08-31 21:51:45,075 INFO L158 Benchmark]: Witness Printer took 55.72ms. Allocated memory is still 107.0MB. Free memory was 38.7MB in the beginning and 35.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-31 21:51:45,077 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 71.3MB. Free memory was 48.4MB in the beginning and 48.3MB in the end (delta: 48.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 281.67ms. Allocated memory is still 71.3MB. Free memory was 47.4MB in the beginning and 35.4MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.34ms. Allocated memory is still 71.3MB. Free memory was 35.4MB in the beginning and 33.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.51ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 33.0MB in the beginning and 67.1MB in the end (delta: -34.1MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. * RCFGBuilder took 858.12ms. Allocated memory is still 88.1MB. Free memory was 67.1MB in the beginning and 53.8MB in the end (delta: 13.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 7981.17ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 53.5MB in the beginning and 39.8MB in the end (delta: 13.7MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. * Witness Printer took 55.72ms. Allocated memory is still 107.0MB. Free memory was 38.7MB in the beginning and 35.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 7.3s, 222 PlacesBefore, 74 PlacesAfterwards, 220 TransitionsBefore, 65 TransitionsAfterwards, 7430 CoEnabledTransitionPairs, 9 FixpointIterations, 120 TrivialSequentialCompositions, 132 ConcurrentSequentialCompositions, 10 TrivialYvCompositions, 14 ConcurrentYvCompositions, 7 ChoiceCompositions, 283 TotalNumberOfCompositions, 10345 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 10345, independent: 10345, independent conditional: 0, independent unconditional: 10345, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 3898, independent: 3898, independent conditional: 0, independent unconditional: 3898, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 10345, independent: 6447, independent conditional: 0, independent unconditional: 6447, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 3898, unknown conditional: 0, unknown unconditional: 3898] , Statistics on independence cache: Total cache size (in pairs): 254, Positive cache size: 254, Positive conditional cache size: 0, Positive unconditional cache size: 254, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 40]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 40]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 42]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 42]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 43]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 43]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: 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: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: 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: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 102]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: 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: 76]: 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: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: 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, 298 locations, 71 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: 7.8s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 7.5s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 24 IncrementalHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 0 mSDtfsCounter, 24 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=154occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 1 NumberOfCodeBlocks, 1 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 41 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-08-31 21:51:45,115 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