./Ultimate.py --spec /storage/repos/ultimate/trunk/examples/svcomp/properties/no-data-race.prp --file /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe036.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version efd9311c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe036.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1118c32f43b2d6844c8e6b0e5b4fae8199d058f7b991e3c8d975cf675dc5221a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-efd9311-m [2022-04-18 18:07:05,526 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-18 18:07:05,533 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-18 18:07:05,571 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-18 18:07:05,571 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-18 18:07:05,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-18 18:07:05,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-18 18:07:05,574 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-18 18:07:05,575 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-18 18:07:05,576 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-18 18:07:05,577 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-18 18:07:05,578 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-18 18:07:05,579 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-18 18:07:05,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-18 18:07:05,581 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-18 18:07:05,582 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-18 18:07:05,584 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-18 18:07:05,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-18 18:07:05,589 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-18 18:07:05,596 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-18 18:07:05,597 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-18 18:07:05,597 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-18 18:07:05,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-18 18:07:05,598 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-18 18:07:05,599 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-18 18:07:05,600 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-04-18 18:07:05,605 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-04-18 18:07:05,606 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-04-18 18:07:05,606 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-04-18 18:07:05,606 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-04-18 18:07:05,607 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-04-18 18:07:05,607 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-04-18 18:07:05,608 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-04-18 18:07:05,608 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-04-18 18:07:05,609 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-04-18 18:07:05,609 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-04-18 18:07:05,610 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-04-18 18:07:05,610 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-04-18 18:07:05,611 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-04-18 18:07:05,611 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-18 18:07:05,612 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-18 18:07:05,612 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-18 18:07:05,614 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2022-04-18 18:07:05,627 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-18 18:07:05,629 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-18 18:07:05,629 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-04-18 18:07:05,629 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-04-18 18:07:05,630 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-04-18 18:07:05,630 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-04-18 18:07:05,631 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-04-18 18:07:05,631 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-04-18 18:07:05,631 INFO L138 SettingsManager]: * Use SBE=true [2022-04-18 18:07:05,632 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-18 18:07:05,632 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-18 18:07:05,632 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-04-18 18:07:05,632 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-18 18:07:05,632 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-18 18:07:05,632 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-18 18:07:05,633 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-18 18:07:05,633 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-18 18:07:05,633 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-18 18:07:05,634 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-04-18 18:07:05,634 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-18 18:07:05,634 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-18 18:07:05,634 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-18 18:07:05,635 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-18 18:07:05,635 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-18 18:07:05,635 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-18 18:07:05,635 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-04-18 18:07:05,635 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-18 18:07:05,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-18 18:07:05,636 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-18 18:07:05,636 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-04-18 18:07:05,636 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-04-18 18:07:05,636 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-04-18 18:07:05,636 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2022-04-18 18:07:05,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-04-18 18:07:05,637 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-04-18 18:07:05,637 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-04-18 18:07:05,637 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-18 18:07:05,637 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-04-18 18:07:05,637 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-04-18 18:07:05,637 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1118c32f43b2d6844c8e6b0e5b4fae8199d058f7b991e3c8d975cf675dc5221a [2022-04-18 18:07:05,824 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-18 18:07:05,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-18 18:07:05,845 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-18 18:07:05,846 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-18 18:07:05,847 INFO L275 PluginConnector]: CDTParser initialized [2022-04-18 18:07:05,848 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe036.i [2022-04-18 18:07:05,897 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/7482e1ad5/3aaf82248fad454cabd98059ea026212/FLAG14e59c280 [2022-04-18 18:07:06,263 INFO L306 CDTParser]: Found 1 translation units. [2022-04-18 18:07:06,271 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe036.i [2022-04-18 18:07:06,284 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/7482e1ad5/3aaf82248fad454cabd98059ea026212/FLAG14e59c280 [2022-04-18 18:07:06,665 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/7482e1ad5/3aaf82248fad454cabd98059ea026212 [2022-04-18 18:07:06,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-18 18:07:06,678 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-04-18 18:07:06,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-18 18:07:06,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-18 18:07:06,685 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-18 18:07:06,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 06:07:06" (1/1) ... [2022-04-18 18:07:06,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@133133fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:07:06, skipping insertion in model container [2022-04-18 18:07:06,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 06:07:06" (1/1) ... [2022-04-18 18:07:06,693 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-18 18:07:06,736 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-18 18:07:06,889 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe036.i[941,954] [2022-04-18 18:07:07,047 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-18 18:07:07,053 INFO L203 MainTranslator]: Completed pre-run [2022-04-18 18:07:07,062 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe036.i[941,954] [2022-04-18 18:07:07,095 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-18 18:07:07,121 INFO L208 MainTranslator]: Completed translation [2022-04-18 18:07:07,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:07:07 WrapperNode [2022-04-18 18:07:07,122 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-18 18:07:07,123 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-04-18 18:07:07,123 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-04-18 18:07:07,123 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-04-18 18:07:07,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:07:07" (1/1) ... [2022-04-18 18:07:07,151 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:07:07" (1/1) ... [2022-04-18 18:07:07,168 INFO L137 Inliner]: procedures = 175, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 81 [2022-04-18 18:07:07,169 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-04-18 18:07:07,170 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-18 18:07:07,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-18 18:07:07,170 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-18 18:07:07,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:07:07" (1/1) ... [2022-04-18 18:07:07,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:07:07" (1/1) ... [2022-04-18 18:07:07,190 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:07:07" (1/1) ... [2022-04-18 18:07:07,190 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:07:07" (1/1) ... [2022-04-18 18:07:07,193 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:07:07" (1/1) ... [2022-04-18 18:07:07,200 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:07:07" (1/1) ... [2022-04-18 18:07:07,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:07:07" (1/1) ... [2022-04-18 18:07:07,216 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-18 18:07:07,217 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-18 18:07:07,217 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-18 18:07:07,217 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-18 18:07:07,218 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:07:07" (1/1) ... [2022-04-18 18:07:07,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-18 18:07:07,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2022-04-18 18:07:07,238 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-04-18 18:07:07,240 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-04-18 18:07:07,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-18 18:07:07,263 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-04-18 18:07:07,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-18 18:07:07,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-04-18 18:07:07,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-18 18:07:07,263 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-04-18 18:07:07,264 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-04-18 18:07:07,264 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-04-18 18:07:07,264 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-04-18 18:07:07,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-18 18:07:07,264 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-04-18 18:07:07,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-18 18:07:07,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-18 18:07:07,266 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-04-18 18:07:07,391 INFO L234 CfgBuilder]: Building ICFG [2022-04-18 18:07:07,398 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-18 18:07:07,567 INFO L275 CfgBuilder]: Performing block encoding [2022-04-18 18:07:07,624 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-18 18:07:07,625 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-04-18 18:07:07,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 06:07:07 BoogieIcfgContainer [2022-04-18 18:07:07,627 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-18 18:07:07,628 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-18 18:07:07,634 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-18 18:07:07,637 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-18 18:07:07,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.04 06:07:06" (1/3) ... [2022-04-18 18:07:07,638 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@394524f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 06:07:07, skipping insertion in model container [2022-04-18 18:07:07,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:07:07" (2/3) ... [2022-04-18 18:07:07,639 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@394524f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 06:07:07, skipping insertion in model container [2022-04-18 18:07:07,639 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 06:07:07" (3/3) ... [2022-04-18 18:07:07,640 INFO L111 eAbstractionObserver]: Analyzing ICFG safe036.i [2022-04-18 18:07:07,643 WARN L147 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-04-18 18:07:07,643 INFO L202 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-04-18 18:07:07,643 INFO L161 ceAbstractionStarter]: Applying trace abstraction to program that has 17 error locations. [2022-04-18 18:07:07,644 INFO L504 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-04-18 18:07:07,697 INFO L135 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-04-18 18:07:07,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-04-18 18:07:07,739 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2022-04-18 18:07:07,746 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-04-18 18:07:07,747 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-04-18 18:07:07,773 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork0 ======== [2022-04-18 18:07:07,780 INFO L340 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=PARTIAL_ORDER_FA, 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 [2022-04-18 18:07:07,780 INFO L341 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-04-18 18:07:07,895 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONDATA_RACE === [P1Err0ASSERT_VIOLATIONDATA_RACE, P1Err1ASSERT_VIOLATIONDATA_RACE, P1Err2ASSERT_VIOLATIONDATA_RACE, P1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-04-18 18:07:07,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:07:07,905 INFO L85 PathProgramCache]: Analyzing trace with hash 1959052429, now seen corresponding path program 1 times [2022-04-18 18:07:07,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:07:07,915 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686600628] [2022-04-18 18:07:07,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:07:07,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:07:08,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:07:08,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:07:08,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:07:08,060 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686600628] [2022-04-18 18:07:08,061 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686600628] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:07:08,061 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:07:08,061 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-04-18 18:07:08,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844760535] [2022-04-18 18:07:08,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:07:08,066 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-04-18 18:07:08,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:07:08,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-04-18 18:07:08,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-04-18 18:07:08,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:07:08,083 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:07:08,084 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 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) [2022-04-18 18:07:08,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:07:08,126 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,128 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,133 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,133 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,136 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,136 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,190 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,191 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,201 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,202 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,204 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,205 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,241 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,242 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,243 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,244 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,248 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,249 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,362 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,364 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,364 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,366 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,371 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,371 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:07:08,420 INFO L788 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (4 of 5 remaining) [2022-04-18 18:07:08,421 INFO L788 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (3 of 5 remaining) [2022-04-18 18:07:08,421 INFO L788 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (2 of 5 remaining) [2022-04-18 18:07:08,421 INFO L788 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (1 of 5 remaining) [2022-04-18 18:07:08,421 INFO L788 garLoopResultBuilder]: Registering result SAFE for location P1Err4ASSERT_VIOLATIONDATA_RACE (0 of 5 remaining) [2022-04-18 18:07:08,421 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-18 18:07:08,428 INFO L719 BasicCegarLoop]: Path program histogram: [1] [2022-04-18 18:07:08,429 INFO L306 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE (1/3) [2022-04-18 18:07:08,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-04-18 18:07:08,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2022-04-18 18:07:08,435 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-04-18 18:07:08,435 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2022-04-18 18:07:08,480 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-04-18 18:07:08,481 INFO L340 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=PARTIAL_ORDER_FA, 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 [2022-04-18 18:07:08,481 INFO L341 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2022-04-18 18:07:08,512 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-04-18 18:07:08,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:07:08,513 INFO L85 PathProgramCache]: Analyzing trace with hash 1453717979, now seen corresponding path program 1 times [2022-04-18 18:07:08,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:07:08,517 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407149043] [2022-04-18 18:07:08,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:07:08,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:07:08,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:07:08,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:07:08,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:07:08,574 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407149043] [2022-04-18 18:07:08,574 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407149043] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:07:08,574 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:07:08,574 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-04-18 18:07:08,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391720730] [2022-04-18 18:07:08,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:07:08,574 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-04-18 18:07:08,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:07:08,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-04-18 18:07:08,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-04-18 18:07:08,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:07:08,575 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:07:08,575 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 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) [2022-04-18 18:07:08,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:07:08,589 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,590 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,592 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,592 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,593 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,594 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,626 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,628 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,632 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,632 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,633 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,634 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:07:08,657 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-04-18 18:07:08,657 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-04-18 18:07:08,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:07:08,658 INFO L85 PathProgramCache]: Analyzing trace with hash 1937269245, now seen corresponding path program 1 times [2022-04-18 18:07:08,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:07:08,659 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106716817] [2022-04-18 18:07:08,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:07:08,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:07:08,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:07:08,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:07:08,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:07:08,758 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106716817] [2022-04-18 18:07:08,759 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106716817] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:07:08,759 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:07:08,759 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-04-18 18:07:08,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266095906] [2022-04-18 18:07:08,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:07:08,760 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:07:08,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:07:08,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:07:08,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 18:07:08,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:07:08,763 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:07:08,763 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 23.5) internal successors, (47), 3 states have internal predecessors, (47), 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) [2022-04-18 18:07:08,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:07:08,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:07:08,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:07:08,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:07:08,799 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-04-18 18:07:08,799 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-04-18 18:07:08,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:07:08,800 INFO L85 PathProgramCache]: Analyzing trace with hash -1082127524, now seen corresponding path program 1 times [2022-04-18 18:07:08,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:07:08,801 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361793760] [2022-04-18 18:07:08,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:07:08,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:07:08,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:07:08,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:07:08,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:07:08,881 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361793760] [2022-04-18 18:07:08,881 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361793760] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:07:08,881 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:07:08,881 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-04-18 18:07:08,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114563599] [2022-04-18 18:07:08,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:07:08,882 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:07:08,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:07:08,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:07:08,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 18:07:08,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:07:08,883 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:07:08,883 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 28.5) internal successors, (57), 3 states have internal predecessors, (57), 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) [2022-04-18 18:07:08,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:07:08,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:07:08,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:07:08,907 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,908 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,908 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,910 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,913 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:08,913 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,002 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,003 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,004 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,006 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,008 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,008 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:07:09,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:07:09,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:07:09,062 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (8 of 9 remaining) [2022-04-18 18:07:09,062 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (7 of 9 remaining) [2022-04-18 18:07:09,062 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (6 of 9 remaining) [2022-04-18 18:07:09,062 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (5 of 9 remaining) [2022-04-18 18:07:09,062 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (4 of 9 remaining) [2022-04-18 18:07:09,062 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (3 of 9 remaining) [2022-04-18 18:07:09,063 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (2 of 9 remaining) [2022-04-18 18:07:09,063 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 9 remaining) [2022-04-18 18:07:09,063 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 9 remaining) [2022-04-18 18:07:09,063 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-04-18 18:07:09,065 INFO L719 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-04-18 18:07:09,065 INFO L306 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (2/3) [2022-04-18 18:07:09,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-04-18 18:07:09,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2022-04-18 18:07:09,076 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-04-18 18:07:09,076 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2022-04-18 18:07:09,078 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P0Thread1of1ForFork1 ======== [2022-04-18 18:07:09,079 INFO L340 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=PARTIAL_ORDER_FA, 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 [2022-04-18 18:07:09,079 INFO L341 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-04-18 18:07:09,115 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-04-18 18:07:09,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:07:09,115 INFO L85 PathProgramCache]: Analyzing trace with hash -1527523372, now seen corresponding path program 1 times [2022-04-18 18:07:09,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:07:09,115 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243570454] [2022-04-18 18:07:09,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:07:09,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:07:09,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:07:09,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:07:09,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:07:09,153 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243570454] [2022-04-18 18:07:09,154 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1243570454] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:07:09,154 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:07:09,154 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-04-18 18:07:09,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716601682] [2022-04-18 18:07:09,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:07:09,159 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-04-18 18:07:09,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:07:09,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-04-18 18:07:09,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-04-18 18:07:09,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:07:09,160 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:07:09,161 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 27.0) internal successors, (27), 2 states have internal predecessors, (27), 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) [2022-04-18 18:07:09,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:07:09,173 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,174 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,177 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,178 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,180 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,180 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,210 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,211 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,214 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,214 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,215 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,215 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,247 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,248 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,248 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,250 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,252 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,252 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,264 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,265 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,265 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,266 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,269 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,269 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:07:09,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:07:09,290 INFO L788 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (4 of 5 remaining) [2022-04-18 18:07:09,290 INFO L788 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (3 of 5 remaining) [2022-04-18 18:07:09,290 INFO L788 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (2 of 5 remaining) [2022-04-18 18:07:09,290 INFO L788 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (1 of 5 remaining) [2022-04-18 18:07:09,290 INFO L788 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (0 of 5 remaining) [2022-04-18 18:07:09,290 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-04-18 18:07:09,292 INFO L719 BasicCegarLoop]: Path program histogram: [1] [2022-04-18 18:07:09,292 INFO L306 ceAbstractionStarter]: Result for error location P0Thread1of1ForFork1 was SAFE,SAFE,SAFE,SAFE,SAFE (3/3) [2022-04-18 18:07:09,292 INFO L227 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-04-18 18:07:09,292 INFO L177 ceAbstractionStarter]: Computing trace abstraction results [2022-04-18 18:07:09,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.04 06:07:09 BasicIcfg [2022-04-18 18:07:09,295 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-04-18 18:07:09,296 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-04-18 18:07:09,296 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-04-18 18:07:09,296 INFO L275 PluginConnector]: Witness Printer initialized [2022-04-18 18:07:09,296 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 06:07:07" (3/4) ... [2022-04-18 18:07:09,298 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-04-18 18:07:09,302 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2022-04-18 18:07:09,302 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2022-04-18 18:07:09,305 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2022-04-18 18:07:09,305 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-04-18 18:07:09,305 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-04-18 18:07:09,305 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-04-18 18:07:09,328 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.graphml [2022-04-18 18:07:09,328 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-04-18 18:07:09,329 INFO L158 Benchmark]: Toolchain (without parser) took 2651.25ms. Allocated memory was 121.6MB in the beginning and 163.6MB in the end (delta: 41.9MB). Free memory was 88.2MB in the beginning and 95.8MB in the end (delta: -7.5MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. [2022-04-18 18:07:09,329 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 86.0MB. Free memory was 43.7MB in the beginning and 43.6MB in the end (delta: 43.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-04-18 18:07:09,329 INFO L158 Benchmark]: CACSL2BoogieTranslator took 443.12ms. Allocated memory is still 121.6MB. Free memory was 88.0MB in the beginning and 87.4MB in the end (delta: 582.7kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-04-18 18:07:09,330 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.77ms. Allocated memory is still 121.6MB. Free memory was 87.4MB in the beginning and 85.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-04-18 18:07:09,330 INFO L158 Benchmark]: Boogie Preprocessor took 46.66ms. Allocated memory is still 121.6MB. Free memory was 85.5MB in the beginning and 84.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-04-18 18:07:09,330 INFO L158 Benchmark]: RCFGBuilder took 409.73ms. Allocated memory is still 121.6MB. Free memory was 84.0MB in the beginning and 65.8MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-04-18 18:07:09,330 INFO L158 Benchmark]: TraceAbstraction took 1667.66ms. Allocated memory was 121.6MB in the beginning and 163.6MB in the end (delta: 41.9MB). Free memory was 65.1MB in the beginning and 98.9MB in the end (delta: -33.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-04-18 18:07:09,330 INFO L158 Benchmark]: Witness Printer took 32.71ms. Allocated memory is still 163.6MB. Free memory was 98.9MB in the beginning and 95.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-04-18 18:07:09,331 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 86.0MB. Free memory was 43.7MB in the beginning and 43.6MB in the end (delta: 43.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 443.12ms. Allocated memory is still 121.6MB. Free memory was 88.0MB in the beginning and 87.4MB in the end (delta: 582.7kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.77ms. Allocated memory is still 121.6MB. Free memory was 87.4MB in the beginning and 85.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.66ms. Allocated memory is still 121.6MB. Free memory was 85.5MB in the beginning and 84.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 409.73ms. Allocated memory is still 121.6MB. Free memory was 84.0MB in the beginning and 65.8MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1667.66ms. Allocated memory was 121.6MB in the beginning and 163.6MB in the end (delta: 41.9MB). Free memory was 65.1MB in the beginning and 98.9MB in the end (delta: -33.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 32.71ms. Allocated memory is still 163.6MB. Free memory was 98.9MB in the beginning and 95.8MB 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: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4375, positive: 3872, positive conditional: 2117, positive unconditional: 1755, negative: 503, negative conditional: 490, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3909, positive: 3872, positive conditional: 2117, positive unconditional: 1755, negative: 37, negative conditional: 24, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3909, positive: 3872, positive conditional: 2117, positive unconditional: 1755, negative: 37, negative conditional: 24, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3909, positive: 3872, positive conditional: 0, positive unconditional: 3872, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3909, positive: 3872, positive conditional: 0, positive unconditional: 3872, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3909, positive: 3872, positive conditional: 0, positive unconditional: 3872, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1768, positive: 1755, positive conditional: 0, positive unconditional: 1755, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1768, positive: 1660, positive conditional: 0, positive unconditional: 1660, negative: 108, negative conditional: 0, negative unconditional: 108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 108, positive: 95, positive conditional: 0, positive unconditional: 95, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 181, positive: 149, positive conditional: 0, positive unconditional: 149, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3909, positive: 2117, positive conditional: 0, positive unconditional: 2117, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 1768, unknown conditional: 0, unknown unconditional: 1768] , Statistics on independence cache: Total cache size (in pairs): 1768, Positive cache size: 1755, Positive conditional cache size: 0, Positive unconditional cache size: 1755, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 466 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.3s, Number of persistent set computation: 281, Number of trivial persistent sets: 235, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1768, positive: 1755, positive conditional: 0, positive unconditional: 1755, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4375, positive: 3872, positive conditional: 2117, positive unconditional: 1755, negative: 503, negative conditional: 490, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3909, positive: 3872, positive conditional: 2117, positive unconditional: 1755, negative: 37, negative conditional: 24, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3909, positive: 3872, positive conditional: 2117, positive unconditional: 1755, negative: 37, negative conditional: 24, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3909, positive: 3872, positive conditional: 0, positive unconditional: 3872, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3909, positive: 3872, positive conditional: 0, positive unconditional: 3872, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3909, positive: 3872, positive conditional: 0, positive unconditional: 3872, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1768, positive: 1755, positive conditional: 0, positive unconditional: 1755, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1768, positive: 1660, positive conditional: 0, positive unconditional: 1660, negative: 108, negative conditional: 0, negative unconditional: 108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 108, positive: 95, positive conditional: 0, positive unconditional: 95, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 181, positive: 149, positive conditional: 0, positive unconditional: 149, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3909, positive: 2117, positive conditional: 0, positive unconditional: 2117, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 1768, unknown conditional: 0, unknown unconditional: 1768] , Statistics on independence cache: Total cache size (in pairs): 1768, Positive cache size: 1755, Positive conditional cache size: 0, Positive unconditional cache size: 1755, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 466 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6814, positive: 5885, positive conditional: 4027, positive unconditional: 1858, negative: 929, negative conditional: 916, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5939, positive: 5885, positive conditional: 4027, positive unconditional: 1858, negative: 54, negative conditional: 41, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5939, positive: 5885, positive conditional: 4027, positive unconditional: 1858, negative: 54, negative conditional: 41, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5955, positive: 5885, positive conditional: 2833, positive unconditional: 3052, negative: 70, negative conditional: 16, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5955, positive: 5885, positive conditional: 460, positive unconditional: 5425, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5955, positive: 5885, positive conditional: 460, positive unconditional: 5425, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1871, positive: 1858, positive conditional: 0, positive unconditional: 1858, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1871, positive: 1763, positive conditional: 0, positive unconditional: 1763, negative: 108, negative conditional: 0, negative unconditional: 108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 108, positive: 95, positive conditional: 0, positive unconditional: 95, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 135, positive: 102, positive conditional: 0, positive unconditional: 102, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 5955, positive: 4027, positive conditional: 460, positive unconditional: 3567, negative: 57, negative conditional: 0, negative unconditional: 57, unknown: 1871, unknown conditional: 0, unknown unconditional: 1871] , Statistics on independence cache: Total cache size (in pairs): 1871, Positive cache size: 1858, Positive conditional cache size: 0, Positive unconditional cache size: 1858, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13, Eliminated conditions: 2389, Maximal queried relation: 1, Independence queries for same thread: 875 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 706, Number of trivial persistent sets: 659, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1871, positive: 1858, positive conditional: 0, positive unconditional: 1858, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6814, positive: 5885, positive conditional: 4027, positive unconditional: 1858, negative: 929, negative conditional: 916, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5939, positive: 5885, positive conditional: 4027, positive unconditional: 1858, negative: 54, negative conditional: 41, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5939, positive: 5885, positive conditional: 4027, positive unconditional: 1858, negative: 54, negative conditional: 41, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5955, positive: 5885, positive conditional: 2833, positive unconditional: 3052, negative: 70, negative conditional: 16, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5955, positive: 5885, positive conditional: 460, positive unconditional: 5425, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5955, positive: 5885, positive conditional: 460, positive unconditional: 5425, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1871, positive: 1858, positive conditional: 0, positive unconditional: 1858, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1871, positive: 1763, positive conditional: 0, positive unconditional: 1763, negative: 108, negative conditional: 0, negative unconditional: 108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 108, positive: 95, positive conditional: 0, positive unconditional: 95, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 135, positive: 102, positive conditional: 0, positive unconditional: 102, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 5955, positive: 4027, positive conditional: 460, positive unconditional: 3567, negative: 57, negative conditional: 0, negative unconditional: 57, unknown: 1871, unknown conditional: 0, unknown unconditional: 1871] , Statistics on independence cache: Total cache size (in pairs): 1871, Positive cache size: 1858, Positive conditional cache size: 0, Positive unconditional cache size: 1858, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13, Eliminated conditions: 2389, Maximal queried relation: 1, Independence queries for same thread: 875 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3819, positive: 3428, positive conditional: 1703, positive unconditional: 1725, negative: 391, negative conditional: 378, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3468, positive: 3428, positive conditional: 1703, positive unconditional: 1725, negative: 40, negative conditional: 27, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3468, positive: 3428, positive conditional: 1703, positive unconditional: 1725, negative: 40, negative conditional: 27, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3468, positive: 3428, positive conditional: 0, positive unconditional: 3428, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3468, positive: 3428, positive conditional: 0, positive unconditional: 3428, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3468, positive: 3428, positive conditional: 0, positive unconditional: 3428, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1738, positive: 1725, positive conditional: 0, positive unconditional: 1725, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1738, positive: 1630, positive conditional: 0, positive unconditional: 1630, negative: 108, negative conditional: 0, negative unconditional: 108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 108, positive: 95, positive conditional: 0, positive unconditional: 95, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 114, positive: 87, positive conditional: 0, positive unconditional: 87, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3468, positive: 1703, positive conditional: 0, positive unconditional: 1703, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 1738, unknown conditional: 0, unknown unconditional: 1738] , Statistics on independence cache: Total cache size (in pairs): 1738, Positive cache size: 1725, Positive conditional cache size: 0, Positive unconditional cache size: 1725, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 351 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 218, Number of trivial persistent sets: 161, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1738, positive: 1725, positive conditional: 0, positive unconditional: 1725, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3819, positive: 3428, positive conditional: 1703, positive unconditional: 1725, negative: 391, negative conditional: 378, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3468, positive: 3428, positive conditional: 1703, positive unconditional: 1725, negative: 40, negative conditional: 27, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3468, positive: 3428, positive conditional: 1703, positive unconditional: 1725, negative: 40, negative conditional: 27, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3468, positive: 3428, positive conditional: 0, positive unconditional: 3428, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3468, positive: 3428, positive conditional: 0, positive unconditional: 3428, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3468, positive: 3428, positive conditional: 0, positive unconditional: 3428, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1738, positive: 1725, positive conditional: 0, positive unconditional: 1725, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1738, positive: 1630, positive conditional: 0, positive unconditional: 1630, negative: 108, negative conditional: 0, negative unconditional: 108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 108, positive: 95, positive conditional: 0, positive unconditional: 95, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 114, positive: 87, positive conditional: 0, positive unconditional: 87, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3468, positive: 1703, positive conditional: 0, positive unconditional: 1703, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 1738, unknown conditional: 0, unknown unconditional: 1738] , Statistics on independence cache: Total cache size (in pairs): 1738, Positive cache size: 1725, Positive conditional cache size: 0, Positive unconditional cache size: 1725, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 351 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 739]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 744]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 744]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 749]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 749]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 769]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 769]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 771]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 775]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 775]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 775]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 777]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 722]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 727]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 727]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 732]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 732]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P1Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 120 locations, 29 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.4s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred 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, 0.1s InterpolantComputationTime, 36 NumberOfCodeBlocks, 36 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 35 ConstructedInterpolants, 0 QuantifiedInterpolants, 35 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 120 locations, 29 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.3s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 8, 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, 0.2s InterpolantComputationTime, 142 NumberOfCodeBlocks, 142 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 139 ConstructedInterpolants, 0 QuantifiedInterpolants, 145 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P0Thread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 120 locations, 29 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.2s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred 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, 27 NumberOfCodeBlocks, 27 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 26 ConstructedInterpolants, 0 QuantifiedInterpolants, 26 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 17 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-04-18 18:07:09,365 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2022-04-18 18:07:09,574 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2022-04-18 18:07:09,774 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-04-18 18:07:09,975 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE