./Ultimate.py --spec /storage/repos/ultimate/trunk/examples/svcomp/properties/no-data-race.prp --file /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe010_tso.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/safe010_tso.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 0cdc4de0b080284406e5a223cc9cce4b369430ad26c4d0f5d169e90b4fc0e513 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-efd9311-m [2022-04-18 17:59:06,302 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-18 17:59:06,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-18 17:59:06,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-18 17:59:06,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-18 17:59:06,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-18 17:59:06,351 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-18 17:59:06,357 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-18 17:59:06,358 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-18 17:59:06,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-18 17:59:06,365 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-18 17:59:06,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-18 17:59:06,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-18 17:59:06,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-18 17:59:06,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-18 17:59:06,370 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-18 17:59:06,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-18 17:59:06,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-18 17:59:06,372 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-18 17:59:06,374 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-18 17:59:06,378 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-18 17:59:06,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-18 17:59:06,380 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-18 17:59:06,381 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-18 17:59:06,382 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-18 17:59:06,385 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-04-18 17:59:06,387 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-04-18 17:59:06,387 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-04-18 17:59:06,388 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-04-18 17:59:06,389 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-04-18 17:59:06,389 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-04-18 17:59:06,390 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-04-18 17:59:06,391 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-04-18 17:59:06,392 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-04-18 17:59:06,393 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-04-18 17:59:06,393 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-04-18 17:59:06,394 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-04-18 17:59:06,394 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-04-18 17:59:06,394 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-04-18 17:59:06,395 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-18 17:59:06,395 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-18 17:59:06,397 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-18 17:59:06,398 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2022-04-18 17:59:06,432 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-18 17:59:06,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-18 17:59:06,433 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-04-18 17:59:06,434 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-04-18 17:59:06,434 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-04-18 17:59:06,435 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-04-18 17:59:06,435 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-04-18 17:59:06,435 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-04-18 17:59:06,435 INFO L138 SettingsManager]: * Use SBE=true [2022-04-18 17:59:06,436 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-18 17:59:06,437 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-18 17:59:06,437 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-04-18 17:59:06,437 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-18 17:59:06,437 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-18 17:59:06,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-18 17:59:06,438 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-18 17:59:06,438 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-18 17:59:06,438 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-18 17:59:06,438 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-04-18 17:59:06,438 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-18 17:59:06,438 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-18 17:59:06,439 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-18 17:59:06,439 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-18 17:59:06,439 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-18 17:59:06,439 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-18 17:59:06,440 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-04-18 17:59:06,440 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-18 17:59:06,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-18 17:59:06,440 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-18 17:59:06,441 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-04-18 17:59:06,441 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-04-18 17:59:06,441 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-04-18 17:59:06,441 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2022-04-18 17:59:06,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-04-18 17:59:06,442 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-04-18 17:59:06,442 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-04-18 17:59:06,442 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-18 17:59:06,442 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-04-18 17:59:06,442 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-04-18 17:59:06,443 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cdc4de0b080284406e5a223cc9cce4b369430ad26c4d0f5d169e90b4fc0e513 [2022-04-18 17:59:06,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-18 17:59:06,683 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-18 17:59:06,685 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-18 17:59:06,686 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-18 17:59:06,687 INFO L275 PluginConnector]: CDTParser initialized [2022-04-18 17:59:06,688 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe010_tso.i [2022-04-18 17:59:06,765 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b3930f4ce/52a4bf96c6f649e7a7dc9952d246fcf3/FLAGcb67fe2b3 [2022-04-18 17:59:07,241 INFO L306 CDTParser]: Found 1 translation units. [2022-04-18 17:59:07,242 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe010_tso.i [2022-04-18 17:59:07,256 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b3930f4ce/52a4bf96c6f649e7a7dc9952d246fcf3/FLAGcb67fe2b3 [2022-04-18 17:59:07,729 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b3930f4ce/52a4bf96c6f649e7a7dc9952d246fcf3 [2022-04-18 17:59:07,731 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-18 17:59:07,732 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-04-18 17:59:07,736 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-18 17:59:07,736 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-18 17:59:07,741 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-18 17:59:07,741 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 05:59:07" (1/1) ... [2022-04-18 17:59:07,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cca6e1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 05:59:07, skipping insertion in model container [2022-04-18 17:59:07,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 05:59:07" (1/1) ... [2022-04-18 17:59:07,749 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-18 17:59:07,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-18 17:59:07,933 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/safe010_tso.i[945,958] [2022-04-18 17:59:08,085 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-18 17:59:08,093 INFO L203 MainTranslator]: Completed pre-run [2022-04-18 17:59:08,105 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/safe010_tso.i[945,958] [2022-04-18 17:59:08,161 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-18 17:59:08,189 INFO L208 MainTranslator]: Completed translation [2022-04-18 17:59:08,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 05:59:08 WrapperNode [2022-04-18 17:59:08,190 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-18 17:59:08,191 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-04-18 17:59:08,191 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-04-18 17:59:08,191 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-04-18 17:59:08,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 05:59:08" (1/1) ... [2022-04-18 17:59:08,224 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 05:59:08" (1/1) ... [2022-04-18 17:59:08,247 INFO L137 Inliner]: procedures = 175, calls = 40, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 80 [2022-04-18 17:59:08,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-04-18 17:59:08,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-18 17:59:08,249 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-18 17:59:08,249 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-18 17:59:08,257 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 05:59:08" (1/1) ... [2022-04-18 17:59:08,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 05:59:08" (1/1) ... [2022-04-18 17:59:08,273 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 05:59:08" (1/1) ... [2022-04-18 17:59:08,274 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 05:59:08" (1/1) ... [2022-04-18 17:59:08,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 05:59:08" (1/1) ... [2022-04-18 17:59:08,290 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 05:59:08" (1/1) ... [2022-04-18 17:59:08,292 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 05:59:08" (1/1) ... [2022-04-18 17:59:08,294 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-18 17:59:08,301 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-18 17:59:08,301 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-18 17:59:08,301 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-18 17:59:08,302 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 05:59:08" (1/1) ... [2022-04-18 17:59:08,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-18 17:59:08,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2022-04-18 17:59:08,337 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 17:59:08,358 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 17:59:08,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-18 17:59:08,373 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-04-18 17:59:08,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-18 17:59:08,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-04-18 17:59:08,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-18 17:59:08,374 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-04-18 17:59:08,374 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-04-18 17:59:08,374 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-04-18 17:59:08,374 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-04-18 17:59:08,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-18 17:59:08,375 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-04-18 17:59:08,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-18 17:59:08,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-18 17:59:08,377 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 17:59:08,516 INFO L234 CfgBuilder]: Building ICFG [2022-04-18 17:59:08,517 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-18 17:59:08,688 INFO L275 CfgBuilder]: Performing block encoding [2022-04-18 17:59:08,764 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-18 17:59:08,764 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-04-18 17:59:08,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 05:59:08 BoogieIcfgContainer [2022-04-18 17:59:08,767 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-18 17:59:08,768 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-18 17:59:08,768 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-18 17:59:08,777 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-18 17:59:08,778 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.04 05:59:07" (1/3) ... [2022-04-18 17:59:08,779 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e4fac84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 05:59:08, skipping insertion in model container [2022-04-18 17:59:08,779 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 05:59:08" (2/3) ... [2022-04-18 17:59:08,779 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e4fac84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 05:59:08, skipping insertion in model container [2022-04-18 17:59:08,780 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 05:59:08" (3/3) ... [2022-04-18 17:59:08,781 INFO L111 eAbstractionObserver]: Analyzing ICFG safe010_tso.i [2022-04-18 17:59:08,790 WARN L147 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-04-18 17:59:08,791 INFO L202 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-04-18 17:59:08,791 INFO L161 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2022-04-18 17:59:08,791 INFO L504 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-04-18 17:59:08,843 INFO L135 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-04-18 17:59:08,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-04-18 17:59:08,911 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2022-04-18 17:59:08,916 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 17:59:08,943 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 17:59:08,957 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork0 ======== [2022-04-18 17:59:08,962 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 17:59:08,963 INFO L341 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-04-18 17:59:09,072 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 17:59:09,074 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,080 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,081 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,083 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,083 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,098 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,100 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,105 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,105 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,107 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,107 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,117 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 17:59:09,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 17:59:09,122 INFO L85 PathProgramCache]: Analyzing trace with hash -1757115617, now seen corresponding path program 1 times [2022-04-18 17:59:09,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 17:59:09,131 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171370936] [2022-04-18 17:59:09,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 17:59:09,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 17:59:09,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 17:59:09,271 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 17:59:09,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 17:59:09,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171370936] [2022-04-18 17:59:09,273 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1171370936] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 17:59:09,273 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 17:59:09,273 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-04-18 17:59:09,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196253235] [2022-04-18 17:59:09,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 17:59:09,279 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-04-18 17:59:09,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 17:59:09,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-04-18 17:59:09,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-04-18 17:59:09,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 17:59:09,308 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 17:59:09,309 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 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 17:59:09,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 17:59:09,373 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 17:59:09,374 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,378 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,378 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,380 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,380 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,412 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,414 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,414 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,418 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,421 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,421 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 17:59:09,624 INFO L788 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (4 of 5 remaining) [2022-04-18 17:59:09,624 INFO L788 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (3 of 5 remaining) [2022-04-18 17:59:09,625 INFO L788 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (2 of 5 remaining) [2022-04-18 17:59:09,625 INFO L788 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (1 of 5 remaining) [2022-04-18 17:59:09,625 INFO L788 garLoopResultBuilder]: Registering result SAFE for location P1Err4ASSERT_VIOLATIONDATA_RACE (0 of 5 remaining) [2022-04-18 17:59:09,626 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-18 17:59:09,633 INFO L719 BasicCegarLoop]: Path program histogram: [1] [2022-04-18 17:59:09,634 INFO L306 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE (1/3) [2022-04-18 17:59:09,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-04-18 17:59:09,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2022-04-18 17:59:09,639 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 17:59:09,641 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 17:59:09,670 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-04-18 17:59:09,671 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 17:59:09,671 INFO L341 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2022-04-18 17:59:09,704 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 17:59:09,706 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,709 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,709 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,711 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,711 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,718 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,720 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,723 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,724 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,725 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,725 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,731 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 17:59:09,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 17:59:09,732 INFO L85 PathProgramCache]: Analyzing trace with hash -665951800, now seen corresponding path program 1 times [2022-04-18 17:59:09,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 17:59:09,732 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364270384] [2022-04-18 17:59:09,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 17:59:09,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 17:59:09,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 17:59:09,808 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 17:59:09,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 17:59:09,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1364270384] [2022-04-18 17:59:09,811 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1364270384] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 17:59:09,811 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 17:59:09,812 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-04-18 17:59:09,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502143659] [2022-04-18 17:59:09,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 17:59:09,812 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-04-18 17:59:09,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 17:59:09,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-04-18 17:59:09,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-04-18 17:59:09,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 17:59:09,814 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 17:59:09,814 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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 17:59:09,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 17:59:09,858 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 17:59:09,860 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,862 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,863 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,865 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,865 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:09,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 17:59:09,897 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-04-18 17:59:09,897 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 17:59:09,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 17:59:09,898 INFO L85 PathProgramCache]: Analyzing trace with hash 367580874, now seen corresponding path program 1 times [2022-04-18 17:59:09,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 17:59:09,898 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081772011] [2022-04-18 17:59:09,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 17:59:09,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 17:59:09,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 17:59:09,992 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 17:59:09,993 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 17:59:09,993 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081772011] [2022-04-18 17:59:09,993 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081772011] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 17:59:09,993 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 17:59:09,993 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-04-18 17:59:09,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165211359] [2022-04-18 17:59:09,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 17:59:09,995 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 17:59:09,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 17:59:09,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 17:59:09,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 17:59:09,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 17:59:09,996 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 17:59:09,996 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 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 17:59:09,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 17:59:09,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 17:59:10,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 17:59:10,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 17:59:10,038 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-04-18 17:59:10,038 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 17:59:10,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 17:59:10,039 INFO L85 PathProgramCache]: Analyzing trace with hash -1132846317, now seen corresponding path program 1 times [2022-04-18 17:59:10,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 17:59:10,039 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370052806] [2022-04-18 17:59:10,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 17:59:10,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 17:59:10,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 17:59:10,111 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 17:59:10,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 17:59:10,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1370052806] [2022-04-18 17:59:10,112 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1370052806] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 17:59:10,112 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 17:59:10,112 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-04-18 17:59:10,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317513623] [2022-04-18 17:59:10,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 17:59:10,113 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 17:59:10,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 17:59:10,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 17:59:10,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 17:59:10,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 17:59:10,114 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 17:59:10,115 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 28.0) internal successors, (56), 3 states have internal predecessors, (56), 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 17:59:10,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 17:59:10,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 17:59:10,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 17:59:10,144 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 17:59:10,145 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:10,145 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:10,148 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:10,154 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:10,155 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:10,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 17:59:10,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 17:59:10,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 17:59:10,340 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (8 of 9 remaining) [2022-04-18 17:59:10,340 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (7 of 9 remaining) [2022-04-18 17:59:10,340 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (6 of 9 remaining) [2022-04-18 17:59:10,341 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (5 of 9 remaining) [2022-04-18 17:59:10,341 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (4 of 9 remaining) [2022-04-18 17:59:10,341 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (3 of 9 remaining) [2022-04-18 17:59:10,341 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (2 of 9 remaining) [2022-04-18 17:59:10,341 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 9 remaining) [2022-04-18 17:59:10,341 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 9 remaining) [2022-04-18 17:59:10,342 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-04-18 17:59:10,343 INFO L719 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-04-18 17:59:10,344 INFO L306 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (2/3) [2022-04-18 17:59:10,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-04-18 17:59:10,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2022-04-18 17:59:10,347 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 17:59:10,356 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P0Thread1of1ForFork1 ======== [2022-04-18 17:59:10,357 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 17:59:10,357 INFO L341 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-04-18 17:59:10,373 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 17:59:10,397 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 17:59:10,398 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:10,401 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:10,401 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:10,403 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:10,403 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:10,410 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE] === [2022-04-18 17:59:10,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 17:59:10,411 INFO L85 PathProgramCache]: Analyzing trace with hash 908434620, now seen corresponding path program 1 times [2022-04-18 17:59:10,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 17:59:10,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459746924] [2022-04-18 17:59:10,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 17:59:10,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 17:59:10,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 17:59:10,454 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 17:59:10,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 17:59:10,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459746924] [2022-04-18 17:59:10,459 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459746924] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 17:59:10,459 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 17:59:10,459 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-04-18 17:59:10,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625042032] [2022-04-18 17:59:10,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 17:59:10,460 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-04-18 17:59:10,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 17:59:10,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-04-18 17:59:10,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-04-18 17:59:10,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 17:59:10,461 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 17:59:10,461 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 26.0) internal successors, (26), 2 states have internal predecessors, (26), 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 17:59:10,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 17:59:10,495 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 17:59:10,496 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:10,499 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:10,500 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:10,501 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:10,501 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:10,508 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:10,509 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:10,512 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:10,512 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:10,513 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:10,514 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:10,548 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:10,550 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:10,550 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:10,552 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:10,554 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:10,555 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~short14#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 17:59:10,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 17:59:10,608 INFO L788 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (3 of 4 remaining) [2022-04-18 17:59:10,608 INFO L788 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (2 of 4 remaining) [2022-04-18 17:59:10,609 INFO L788 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (1 of 4 remaining) [2022-04-18 17:59:10,622 INFO L788 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (0 of 4 remaining) [2022-04-18 17:59:10,623 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-04-18 17:59:10,624 INFO L719 BasicCegarLoop]: Path program histogram: [1] [2022-04-18 17:59:10,625 INFO L306 ceAbstractionStarter]: Result for error location P0Thread1of1ForFork1 was SAFE,SAFE,SAFE,SAFE (3/3) [2022-04-18 17:59:10,626 INFO L227 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-04-18 17:59:10,626 INFO L177 ceAbstractionStarter]: Computing trace abstraction results [2022-04-18 17:59:10,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.04 05:59:10 BasicIcfg [2022-04-18 17:59:10,630 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-04-18 17:59:10,630 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-04-18 17:59:10,630 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-04-18 17:59:10,630 INFO L275 PluginConnector]: Witness Printer initialized [2022-04-18 17:59:10,631 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 05:59:08" (3/4) ... [2022-04-18 17:59:10,633 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-04-18 17:59:10,638 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2022-04-18 17:59:10,638 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2022-04-18 17:59:10,642 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 49 nodes and edges [2022-04-18 17:59:10,643 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2022-04-18 17:59:10,643 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-04-18 17:59:10,643 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-04-18 17:59:10,677 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.graphml [2022-04-18 17:59:10,677 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-04-18 17:59:10,678 INFO L158 Benchmark]: Toolchain (without parser) took 2945.45ms. Allocated memory was 104.9MB in the beginning and 159.4MB in the end (delta: 54.5MB). Free memory was 70.1MB in the beginning and 119.8MB in the end (delta: -49.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-04-18 17:59:10,678 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 104.9MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-04-18 17:59:10,679 INFO L158 Benchmark]: CACSL2BoogieTranslator took 453.94ms. Allocated memory is still 104.9MB. Free memory was 69.9MB in the beginning and 69.6MB in the end (delta: 340.4kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-04-18 17:59:10,679 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.98ms. Allocated memory is still 104.9MB. Free memory was 69.6MB in the beginning and 67.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-04-18 17:59:10,679 INFO L158 Benchmark]: Boogie Preprocessor took 51.32ms. Allocated memory is still 104.9MB. Free memory was 67.5MB in the beginning and 66.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-04-18 17:59:10,680 INFO L158 Benchmark]: RCFGBuilder took 466.15ms. Allocated memory was 104.9MB in the beginning and 132.1MB in the end (delta: 27.3MB). Free memory was 66.0MB in the beginning and 106.0MB in the end (delta: -40.0MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2022-04-18 17:59:10,680 INFO L158 Benchmark]: TraceAbstraction took 1861.58ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 104.9MB in the beginning and 124.1MB in the end (delta: -19.2MB). Peak memory consumption was 68.6MB. Max. memory is 16.1GB. [2022-04-18 17:59:10,680 INFO L158 Benchmark]: Witness Printer took 47.16ms. Allocated memory is still 159.4MB. Free memory was 124.1MB in the beginning and 119.8MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-04-18 17:59:10,682 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 104.9MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 453.94ms. Allocated memory is still 104.9MB. Free memory was 69.9MB in the beginning and 69.6MB in the end (delta: 340.4kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.98ms. Allocated memory is still 104.9MB. Free memory was 69.6MB in the beginning and 67.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.32ms. Allocated memory is still 104.9MB. Free memory was 67.5MB in the beginning and 66.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 466.15ms. Allocated memory was 104.9MB in the beginning and 132.1MB in the end (delta: 27.3MB). Free memory was 66.0MB in the beginning and 106.0MB in the end (delta: -40.0MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1861.58ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 104.9MB in the beginning and 124.1MB in the end (delta: -19.2MB). Peak memory consumption was 68.6MB. Max. memory is 16.1GB. * Witness Printer took 47.16ms. Allocated memory is still 159.4MB. Free memory was 124.1MB in the beginning and 119.8MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4619, positive: 4073, positive conditional: 2420, positive unconditional: 1653, negative: 546, negative conditional: 531, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4121, positive: 4073, positive conditional: 2420, positive unconditional: 1653, negative: 48, negative conditional: 33, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4121, positive: 4073, positive conditional: 2420, positive unconditional: 1653, negative: 48, negative conditional: 33, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4121, positive: 4073, positive conditional: 0, positive unconditional: 4073, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4121, positive: 4073, positive conditional: 0, positive unconditional: 4073, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4121, positive: 4073, positive conditional: 0, positive unconditional: 4073, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1668, positive: 1653, positive conditional: 0, positive unconditional: 1653, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1668, positive: 1548, positive conditional: 0, positive unconditional: 1548, negative: 120, negative conditional: 0, negative unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 120, positive: 105, positive conditional: 0, positive unconditional: 105, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 184, positive: 146, positive conditional: 0, positive unconditional: 146, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4121, positive: 2420, positive conditional: 0, positive unconditional: 2420, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 1668, unknown conditional: 0, unknown unconditional: 1668] , Statistics on independence cache: Total cache size (in pairs): 1668, Positive cache size: 1653, Positive conditional cache size: 0, Positive unconditional cache size: 1653, Negative cache size: 15, Negative conditional cache size: 0, Negative unconditional cache size: 15, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 498 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.3s, Number of persistent set computation: 353, Number of trivial persistent sets: 311, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1668, positive: 1653, positive conditional: 0, positive unconditional: 1653, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4619, positive: 4073, positive conditional: 2420, positive unconditional: 1653, negative: 546, negative conditional: 531, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4121, positive: 4073, positive conditional: 2420, positive unconditional: 1653, negative: 48, negative conditional: 33, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4121, positive: 4073, positive conditional: 2420, positive unconditional: 1653, negative: 48, negative conditional: 33, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4121, positive: 4073, positive conditional: 0, positive unconditional: 4073, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4121, positive: 4073, positive conditional: 0, positive unconditional: 4073, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4121, positive: 4073, positive conditional: 0, positive unconditional: 4073, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1668, positive: 1653, positive conditional: 0, positive unconditional: 1653, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1668, positive: 1548, positive conditional: 0, positive unconditional: 1548, negative: 120, negative conditional: 0, negative unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 120, positive: 105, positive conditional: 0, positive unconditional: 105, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 184, positive: 146, positive conditional: 0, positive unconditional: 146, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4121, positive: 2420, positive conditional: 0, positive unconditional: 2420, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 1668, unknown conditional: 0, unknown unconditional: 1668] , Statistics on independence cache: Total cache size (in pairs): 1668, Positive cache size: 1653, Positive conditional cache size: 0, Positive unconditional cache size: 1653, Negative cache size: 15, Negative conditional cache size: 0, Negative unconditional cache size: 15, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 498 - 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: 6591, positive: 5662, positive conditional: 3907, positive unconditional: 1755, negative: 929, negative conditional: 914, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5727, positive: 5662, positive conditional: 3907, positive unconditional: 1755, negative: 65, negative conditional: 50, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5727, positive: 5662, positive conditional: 3907, positive unconditional: 1755, negative: 65, negative conditional: 50, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5752, positive: 5662, positive conditional: 2784, positive unconditional: 2878, negative: 90, negative conditional: 25, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5752, positive: 5662, positive conditional: 441, positive unconditional: 5221, negative: 90, negative conditional: 0, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5752, positive: 5662, positive conditional: 441, positive unconditional: 5221, negative: 90, negative conditional: 0, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1770, positive: 1755, positive conditional: 0, positive unconditional: 1755, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1770, positive: 1650, positive conditional: 0, positive unconditional: 1650, negative: 120, negative conditional: 0, negative unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 120, positive: 105, positive conditional: 0, positive unconditional: 105, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 119, positive conditional: 0, positive unconditional: 119, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 5752, positive: 3907, positive conditional: 441, positive unconditional: 3466, negative: 75, negative conditional: 0, negative unconditional: 75, unknown: 1770, unknown conditional: 0, unknown unconditional: 1770] , Statistics on independence cache: Total cache size (in pairs): 1770, Positive cache size: 1755, Positive conditional cache size: 0, Positive unconditional cache size: 1755, Negative cache size: 15, Negative conditional cache size: 0, Negative unconditional cache size: 15, Eliminated conditions: 2368, Maximal queried relation: 1, Independence queries for same thread: 864 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 705, Number of trivial persistent sets: 658, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1770, positive: 1755, positive conditional: 0, positive unconditional: 1755, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6591, positive: 5662, positive conditional: 3907, positive unconditional: 1755, negative: 929, negative conditional: 914, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5727, positive: 5662, positive conditional: 3907, positive unconditional: 1755, negative: 65, negative conditional: 50, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5727, positive: 5662, positive conditional: 3907, positive unconditional: 1755, negative: 65, negative conditional: 50, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5752, positive: 5662, positive conditional: 2784, positive unconditional: 2878, negative: 90, negative conditional: 25, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5752, positive: 5662, positive conditional: 441, positive unconditional: 5221, negative: 90, negative conditional: 0, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5752, positive: 5662, positive conditional: 441, positive unconditional: 5221, negative: 90, negative conditional: 0, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1770, positive: 1755, positive conditional: 0, positive unconditional: 1755, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1770, positive: 1650, positive conditional: 0, positive unconditional: 1650, negative: 120, negative conditional: 0, negative unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 120, positive: 105, positive conditional: 0, positive unconditional: 105, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 119, positive conditional: 0, positive unconditional: 119, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 5752, positive: 3907, positive conditional: 441, positive unconditional: 3466, negative: 75, negative conditional: 0, negative unconditional: 75, unknown: 1770, unknown conditional: 0, unknown unconditional: 1770] , Statistics on independence cache: Total cache size (in pairs): 1770, Positive cache size: 1755, Positive conditional cache size: 0, Positive unconditional cache size: 1755, Negative cache size: 15, Negative conditional cache size: 0, Negative unconditional cache size: 15, Eliminated conditions: 2368, Maximal queried relation: 1, Independence queries for same thread: 864 - 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: 3662, positive: 3282, positive conditional: 1651, positive unconditional: 1631, negative: 380, negative conditional: 365, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3324, positive: 3282, positive conditional: 1651, positive unconditional: 1631, negative: 42, negative conditional: 27, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3324, positive: 3282, positive conditional: 1651, positive unconditional: 1631, negative: 42, negative conditional: 27, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3324, positive: 3282, positive conditional: 0, positive unconditional: 3282, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3324, positive: 3282, positive conditional: 0, positive unconditional: 3282, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3324, positive: 3282, positive conditional: 0, positive unconditional: 3282, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1646, positive: 1631, positive conditional: 0, positive unconditional: 1631, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1646, positive: 1526, positive conditional: 0, positive unconditional: 1526, negative: 120, negative conditional: 0, negative unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 120, positive: 105, positive conditional: 0, positive unconditional: 105, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 105, positive conditional: 0, positive unconditional: 105, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3324, positive: 1651, positive conditional: 0, positive unconditional: 1651, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 1646, unknown conditional: 0, unknown unconditional: 1646] , Statistics on independence cache: Total cache size (in pairs): 1646, Positive cache size: 1631, Positive conditional cache size: 0, Positive unconditional cache size: 1631, Negative cache size: 15, Negative conditional cache size: 0, Negative unconditional cache size: 15, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 338 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 236, Number of trivial persistent sets: 170, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1646, positive: 1631, positive conditional: 0, positive unconditional: 1631, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3662, positive: 3282, positive conditional: 1651, positive unconditional: 1631, negative: 380, negative conditional: 365, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3324, positive: 3282, positive conditional: 1651, positive unconditional: 1631, negative: 42, negative conditional: 27, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3324, positive: 3282, positive conditional: 1651, positive unconditional: 1631, negative: 42, negative conditional: 27, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3324, positive: 3282, positive conditional: 0, positive unconditional: 3282, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3324, positive: 3282, positive conditional: 0, positive unconditional: 3282, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3324, positive: 3282, positive conditional: 0, positive unconditional: 3282, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1646, positive: 1631, positive conditional: 0, positive unconditional: 1631, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1646, positive: 1526, positive conditional: 0, positive unconditional: 1526, negative: 120, negative conditional: 0, negative unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 120, positive: 105, positive conditional: 0, positive unconditional: 105, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 105, positive conditional: 0, positive unconditional: 105, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3324, positive: 1651, positive conditional: 0, positive unconditional: 1651, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 1646, unknown conditional: 0, unknown unconditional: 1646] , Statistics on independence cache: Total cache size (in pairs): 1646, Positive cache size: 1631, Positive conditional cache size: 0, Positive unconditional cache size: 1631, Negative cache size: 15, Negative conditional cache size: 0, Negative unconditional cache size: 15, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 338 - 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: 735]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 735]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 738]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 743]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 743]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 763]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 763]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 765]: 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: 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: 720]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 723]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 728]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 728]: 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, 117 locations, 27 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, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 34 ConstructedInterpolants, 0 QuantifiedInterpolants, 34 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, 117 locations, 27 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 3, 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: 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, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 139 NumberOfCodeBlocks, 139 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 136 ConstructedInterpolants, 0 QuantifiedInterpolants, 142 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, 117 locations, 27 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 26 NumberOfCodeBlocks, 26 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 25 ConstructedInterpolants, 0 QuantifiedInterpolants, 25 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 16 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-04-18 17:59:10,737 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Ended with exit code 0 [2022-04-18 17:59:10,950 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2022-04-18 17:59:11,149 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 17:59:11,350 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