./Ultimate.py --spec /storage/repos/ultimate/trunk/examples/svcomp/properties/no-data-race.prp --file /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-time-symm.wvr.c --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/weaver/chl-time-symm.wvr.c -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 72bbcf79bf9ab9dc66dc1f84247eb131a6de5c94da8e4a071481d48ca23ad8fa --- Real Ultimate output --- This is Ultimate 0.2.2-dev-efd9311-m [2022-04-18 18:22:45,086 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-18 18:22:45,088 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-18 18:22:45,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-18 18:22:45,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-18 18:22:45,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-18 18:22:45,129 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-18 18:22:45,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-18 18:22:45,132 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-18 18:22:45,136 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-18 18:22:45,137 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-18 18:22:45,138 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-18 18:22:45,138 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-18 18:22:45,140 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-18 18:22:45,141 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-18 18:22:45,143 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-18 18:22:45,144 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-18 18:22:45,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-18 18:22:45,146 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-18 18:22:45,155 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-18 18:22:45,156 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-18 18:22:45,163 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-18 18:22:45,164 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-18 18:22:45,164 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-18 18:22:45,165 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-18 18:22:45,167 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-04-18 18:22:45,168 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-04-18 18:22:45,168 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-04-18 18:22:45,168 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-04-18 18:22:45,169 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-04-18 18:22:45,170 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-04-18 18:22:45,170 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-04-18 18:22:45,171 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-04-18 18:22:45,171 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-04-18 18:22:45,172 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-04-18 18:22:45,172 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-04-18 18:22:45,173 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-04-18 18:22:45,173 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-04-18 18:22:45,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-04-18 18:22:45,173 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-18 18:22:45,174 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-18 18:22:45,175 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-18 18:22:45,176 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2022-04-18 18:22:45,197 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-18 18:22:45,198 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-18 18:22:45,198 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-04-18 18:22:45,198 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-04-18 18:22:45,199 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-04-18 18:22:45,199 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-04-18 18:22:45,199 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-04-18 18:22:45,199 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-04-18 18:22:45,199 INFO L138 SettingsManager]: * Use SBE=true [2022-04-18 18:22:45,200 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-18 18:22:45,200 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-18 18:22:45,200 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-04-18 18:22:45,200 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-18 18:22:45,201 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-18 18:22:45,201 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-18 18:22:45,201 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-18 18:22:45,201 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-18 18:22:45,201 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-18 18:22:45,201 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-04-18 18:22:45,202 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-18 18:22:45,202 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-18 18:22:45,202 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-18 18:22:45,202 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-18 18:22:45,202 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-18 18:22:45,202 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-18 18:22:45,202 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-04-18 18:22:45,203 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-18 18:22:45,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-18 18:22:45,203 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-18 18:22:45,203 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-04-18 18:22:45,203 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-04-18 18:22:45,203 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-04-18 18:22:45,204 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2022-04-18 18:22:45,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-04-18 18:22:45,204 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-04-18 18:22:45,204 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-04-18 18:22:45,204 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-18 18:22:45,204 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-04-18 18:22:45,204 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-04-18 18:22:45,205 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72bbcf79bf9ab9dc66dc1f84247eb131a6de5c94da8e4a071481d48ca23ad8fa [2022-04-18 18:22:45,416 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-18 18:22:45,433 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-18 18:22:45,435 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-18 18:22:45,436 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-18 18:22:45,437 INFO L275 PluginConnector]: CDTParser initialized [2022-04-18 18:22:45,438 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-time-symm.wvr.c [2022-04-18 18:22:45,497 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e104771ab/51dff5b2ed96441895c6e29200790993/FLAGb12bc2f6f [2022-04-18 18:22:45,846 INFO L306 CDTParser]: Found 1 translation units. [2022-04-18 18:22:45,847 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-time-symm.wvr.c [2022-04-18 18:22:45,851 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e104771ab/51dff5b2ed96441895c6e29200790993/FLAGb12bc2f6f [2022-04-18 18:22:45,860 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e104771ab/51dff5b2ed96441895c6e29200790993 [2022-04-18 18:22:45,861 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-18 18:22:45,862 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-04-18 18:22:45,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-18 18:22:45,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-18 18:22:45,866 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-18 18:22:45,866 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 06:22:45" (1/1) ... [2022-04-18 18:22:45,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26a962a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:22:45, skipping insertion in model container [2022-04-18 18:22:45,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 06:22:45" (1/1) ... [2022-04-18 18:22:45,871 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-18 18:22:45,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-18 18:22:46,048 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-time-symm.wvr.c[2494,2507] [2022-04-18 18:22:46,051 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-18 18:22:46,056 INFO L203 MainTranslator]: Completed pre-run [2022-04-18 18:22:46,097 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-time-symm.wvr.c[2494,2507] [2022-04-18 18:22:46,098 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-18 18:22:46,112 INFO L208 MainTranslator]: Completed translation [2022-04-18 18:22:46,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:22:46 WrapperNode [2022-04-18 18:22:46,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-18 18:22:46,114 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-04-18 18:22:46,114 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-04-18 18:22:46,114 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-04-18 18:22:46,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:22:46" (1/1) ... [2022-04-18 18:22:46,136 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:22:46" (1/1) ... [2022-04-18 18:22:46,166 INFO L137 Inliner]: procedures = 22, calls = 29, calls flagged for inlining = 9, calls inlined = 15, statements flattened = 246 [2022-04-18 18:22:46,167 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-04-18 18:22:46,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-18 18:22:46,168 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-18 18:22:46,168 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-18 18:22:46,174 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:22:46" (1/1) ... [2022-04-18 18:22:46,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:22:46" (1/1) ... [2022-04-18 18:22:46,180 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:22:46" (1/1) ... [2022-04-18 18:22:46,180 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:22:46" (1/1) ... [2022-04-18 18:22:46,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:22:46" (1/1) ... [2022-04-18 18:22:46,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:22:46" (1/1) ... [2022-04-18 18:22:46,209 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:22:46" (1/1) ... [2022-04-18 18:22:46,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-18 18:22:46,211 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-18 18:22:46,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-18 18:22:46,212 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-18 18:22:46,212 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:22:46" (1/1) ... [2022-04-18 18:22:46,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-18 18:22:46,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2022-04-18 18:22:46,240 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-04-18 18:22:46,249 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-04-18 18:22:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-18 18:22:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-04-18 18:22:46,271 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-04-18 18:22:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-04-18 18:22:46,271 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-04-18 18:22:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-18 18:22:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-04-18 18:22:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-18 18:22:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-04-18 18:22:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-04-18 18:22:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-18 18:22:46,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-18 18:22:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-18 18:22:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-18 18:22:46,274 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-04-18 18:22:46,335 INFO L234 CfgBuilder]: Building ICFG [2022-04-18 18:22:46,337 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-18 18:22:46,625 INFO L275 CfgBuilder]: Performing block encoding [2022-04-18 18:22:46,843 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-18 18:22:46,844 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-04-18 18:22:46,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 06:22:46 BoogieIcfgContainer [2022-04-18 18:22:46,846 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-18 18:22:46,848 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-18 18:22:46,848 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-18 18:22:46,851 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-18 18:22:46,851 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.04 06:22:45" (1/3) ... [2022-04-18 18:22:46,852 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a35195f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 06:22:46, skipping insertion in model container [2022-04-18 18:22:46,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:22:46" (2/3) ... [2022-04-18 18:22:46,852 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a35195f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 06:22:46, skipping insertion in model container [2022-04-18 18:22:46,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 06:22:46" (3/3) ... [2022-04-18 18:22:46,855 INFO L111 eAbstractionObserver]: Analyzing ICFG chl-time-symm.wvr.c [2022-04-18 18:22:46,859 WARN L147 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-04-18 18:22:46,860 INFO L202 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-04-18 18:22:46,860 INFO L161 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2022-04-18 18:22:46,860 INFO L504 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-04-18 18:22:46,918 INFO L135 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-04-18 18:22:46,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-04-18 18:22:46,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2022-04-18 18:22:46,958 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-04-18 18:22:46,965 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-04-18 18:22:46,993 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork0 ======== [2022-04-18 18:22:46,998 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-04-18 18:22:46,999 INFO L341 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-04-18 18:22:47,093 WARN L322 ript$VariableManager]: TermVariabe |v_#race~cmp_5~0_112| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,093 WARN L322 ript$VariableManager]: TermVariabe v_~cmp_5~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,094 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,101 WARN L322 ript$VariableManager]: TermVariabe |v_#race~cmp_5~0_112| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,101 WARN L322 ript$VariableManager]: TermVariabe v_~cmp_5~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,101 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,111 WARN L322 ript$VariableManager]: TermVariabe |v_#race~cmp_5~0_112| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,111 WARN L322 ript$VariableManager]: TermVariabe v_~cmp_5~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,111 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,119 WARN L322 ript$VariableManager]: TermVariabe |v_#race~cmp_5~0_112| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,119 WARN L322 ript$VariableManager]: TermVariabe v_~cmp_5~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,119 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,125 WARN L322 ript$VariableManager]: TermVariabe |v_#race~cmp_5~0_112| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,126 WARN L322 ript$VariableManager]: TermVariabe v_~cmp_5~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,126 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,133 WARN L322 ript$VariableManager]: TermVariabe |v_#race~cmp_5~0_112| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,133 WARN L322 ript$VariableManager]: TermVariabe v_~cmp_5~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,133 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,140 WARN L322 ript$VariableManager]: TermVariabe |v_#race~cmp_5~0_112| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,140 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,166 WARN L322 ript$VariableManager]: TermVariabe |v_#race~cmp_5~0_112| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,167 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,177 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,177 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,179 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,180 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,181 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,181 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,183 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,183 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,185 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,185 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,187 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,187 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,188 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,189 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,190 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,191 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,192 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,192 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,193 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,215 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,256 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,257 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,263 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,263 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,270 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,270 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,277 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,278 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,285 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,285 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,291 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,292 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,298 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,298 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,304 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,305 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,306 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,308 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,310 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,311 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,313 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,315 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,317 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,319 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,326 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,327 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,328 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,383 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err0ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2022-04-18 18:22:47,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:22:47,389 INFO L85 PathProgramCache]: Analyzing trace with hash 459907208, now seen corresponding path program 1 times [2022-04-18 18:22:47,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:22:47,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542897751] [2022-04-18 18:22:47,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:22:47,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:22:47,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:22:47,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:22:47,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:22:47,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542897751] [2022-04-18 18:22:47,539 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542897751] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:22:47,540 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:22:47,540 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-04-18 18:22:47,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063543588] [2022-04-18 18:22:47,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:22:47,545 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-04-18 18:22:47,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:22:47,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-04-18 18:22:47,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-04-18 18:22:47,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:22:47,565 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:22:47,567 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 37.0) internal successors, (74), 2 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-18 18:22:47,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:22:47,618 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:22:47,645 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (7 of 8 remaining) [2022-04-18 18:22:47,646 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (6 of 8 remaining) [2022-04-18 18:22:47,646 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (5 of 8 remaining) [2022-04-18 18:22:47,646 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (4 of 8 remaining) [2022-04-18 18:22:47,647 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (3 of 8 remaining) [2022-04-18 18:22:47,647 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (2 of 8 remaining) [2022-04-18 18:22:47,647 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (1 of 8 remaining) [2022-04-18 18:22:47,647 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (0 of 8 remaining) [2022-04-18 18:22:47,647 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-18 18:22:47,657 INFO L719 BasicCegarLoop]: Path program histogram: [1] [2022-04-18 18:22:47,658 INFO L306 ceAbstractionStarter]: Result for error location thread2Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/3) [2022-04-18 18:22:47,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-04-18 18:22:47,669 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2022-04-18 18:22:47,670 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-04-18 18:22:47,671 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2022-04-18 18:22:47,674 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Thread1of1ForFork1 ======== [2022-04-18 18:22:47,674 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-04-18 18:22:47,674 INFO L341 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-04-18 18:22:47,710 WARN L322 ript$VariableManager]: TermVariabe |v_#race~cmp_5~0_112| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,711 WARN L322 ript$VariableManager]: TermVariabe v_~cmp_5~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,711 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,716 WARN L322 ript$VariableManager]: TermVariabe |v_#race~cmp_5~0_112| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,716 WARN L322 ript$VariableManager]: TermVariabe v_~cmp_5~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,716 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,724 WARN L322 ript$VariableManager]: TermVariabe |v_#race~cmp_5~0_112| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,724 WARN L322 ript$VariableManager]: TermVariabe v_~cmp_5~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,724 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,730 WARN L322 ript$VariableManager]: TermVariabe |v_#race~cmp_5~0_112| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,730 WARN L322 ript$VariableManager]: TermVariabe v_~cmp_5~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,730 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,739 WARN L322 ript$VariableManager]: TermVariabe |v_#race~cmp_5~0_112| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,739 WARN L322 ript$VariableManager]: TermVariabe v_~cmp_5~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,739 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,745 WARN L322 ript$VariableManager]: TermVariabe |v_#race~cmp_5~0_112| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,745 WARN L322 ript$VariableManager]: TermVariabe v_~cmp_5~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,745 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,750 WARN L322 ript$VariableManager]: TermVariabe |v_#race~cmp_5~0_112| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,751 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,763 WARN L322 ript$VariableManager]: TermVariabe |v_#race~cmp_5~0_112| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,763 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,780 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,780 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,783 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,783 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,785 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,786 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,788 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,788 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,790 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,790 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,792 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,792 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,794 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,794 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,795 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,796 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,797 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,797 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,798 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,821 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,861 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,862 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,867 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,868 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,874 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,874 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,882 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,883 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,889 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,889 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,896 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,897 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,903 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,903 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,909 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,909 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,911 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,912 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,914 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,916 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,917 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,919 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,921 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,922 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,930 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,932 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,932 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:47,951 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2022-04-18 18:22:47,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:22:47,952 INFO L85 PathProgramCache]: Analyzing trace with hash 2028786360, now seen corresponding path program 1 times [2022-04-18 18:22:47,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:22:47,953 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075067006] [2022-04-18 18:22:47,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:22:47,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:22:47,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:22:48,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:22:48,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:22:48,033 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075067006] [2022-04-18 18:22:48,033 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075067006] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:22:48,033 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:22:48,035 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-04-18 18:22:48,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294318697] [2022-04-18 18:22:48,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:22:48,035 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-04-18 18:22:48,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:22:48,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-04-18 18:22:48,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-04-18 18:22:48,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:22:48,036 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:22:48,036 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 67.0) internal successors, (67), 2 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-18 18:22:48,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:22:48,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:22:48,046 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (7 of 8 remaining) [2022-04-18 18:22:48,047 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (6 of 8 remaining) [2022-04-18 18:22:48,047 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (5 of 8 remaining) [2022-04-18 18:22:48,047 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (4 of 8 remaining) [2022-04-18 18:22:48,047 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (3 of 8 remaining) [2022-04-18 18:22:48,047 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (2 of 8 remaining) [2022-04-18 18:22:48,047 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (1 of 8 remaining) [2022-04-18 18:22:48,047 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (0 of 8 remaining) [2022-04-18 18:22:48,047 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-04-18 18:22:48,054 INFO L719 BasicCegarLoop]: Path program histogram: [1] [2022-04-18 18:22:48,054 INFO L306 ceAbstractionStarter]: Result for error location thread1Thread1of1ForFork1 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (2/3) [2022-04-18 18:22:48,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-04-18 18:22:48,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2022-04-18 18:22:48,101 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-04-18 18:22:48,102 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2022-04-18 18:22:48,104 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-04-18 18:22:48,104 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-04-18 18:22:48,104 INFO L341 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2022-04-18 18:22:48,108 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-04-18 18:22:48,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:22:48,109 INFO L85 PathProgramCache]: Analyzing trace with hash 1855638365, now seen corresponding path program 1 times [2022-04-18 18:22:48,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:22:48,109 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11215773] [2022-04-18 18:22:48,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:22:48,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:22:48,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:22:48,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:22:48,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:22:48,163 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11215773] [2022-04-18 18:22:48,163 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [11215773] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:22:48,163 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:22:48,163 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-04-18 18:22:48,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519204412] [2022-04-18 18:22:48,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:22:48,164 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:22:48,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:22:48,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:22:48,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 18:22:48,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:22:48,165 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:22:48,165 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 12.5) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-18 18:22:48,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:22:48,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,173 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-04-18 18:22:48,173 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-04-18 18:22:48,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:22:48,174 INFO L85 PathProgramCache]: Analyzing trace with hash -2052343394, now seen corresponding path program 1 times [2022-04-18 18:22:48,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:22:48,174 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740416375] [2022-04-18 18:22:48,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:22:48,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:22:48,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:22:48,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:22:48,247 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:22:48,247 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740416375] [2022-04-18 18:22:48,248 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1740416375] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:22:48,248 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:22:48,248 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-04-18 18:22:48,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004330518] [2022-04-18 18:22:48,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:22:48,249 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:22:48,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:22:48,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:22:48,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 18:22:48,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:22:48,249 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:22:48,249 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 16.0) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-18 18:22:48,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:22:48,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,264 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-04-18 18:22:48,265 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-04-18 18:22:48,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:22:48,265 INFO L85 PathProgramCache]: Analyzing trace with hash -1443813871, now seen corresponding path program 1 times [2022-04-18 18:22:48,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:22:48,265 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127145112] [2022-04-18 18:22:48,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:22:48,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:22:48,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:22:48,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:22:48,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:22:48,301 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127145112] [2022-04-18 18:22:48,301 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [127145112] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:22:48,301 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:22:48,301 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-04-18 18:22:48,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909390758] [2022-04-18 18:22:48,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:22:48,302 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:22:48,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:22:48,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:22:48,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 18:22:48,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:22:48,302 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:22:48,302 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-18 18:22:48,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:22:48,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,312 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-04-18 18:22:48,312 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-04-18 18:22:48,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:22:48,313 INFO L85 PathProgramCache]: Analyzing trace with hash -1830019025, now seen corresponding path program 1 times [2022-04-18 18:22:48,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:22:48,313 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60688729] [2022-04-18 18:22:48,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:22:48,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:22:48,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:22:48,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:22:48,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:22:48,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60688729] [2022-04-18 18:22:48,339 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60688729] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:22:48,339 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:22:48,339 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-04-18 18:22:48,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261233534] [2022-04-18 18:22:48,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:22:48,340 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:22:48,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:22:48,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:22:48,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 18:22:48,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:22:48,342 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:22:48,343 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 18:22:48,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:22:48,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,360 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-04-18 18:22:48,360 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-04-18 18:22:48,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:22:48,361 INFO L85 PathProgramCache]: Analyzing trace with hash 1966849974, now seen corresponding path program 1 times [2022-04-18 18:22:48,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:22:48,361 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934515989] [2022-04-18 18:22:48,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:22:48,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:22:48,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:22:48,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:22:48,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:22:48,380 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934515989] [2022-04-18 18:22:48,380 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934515989] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:22:48,381 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:22:48,381 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-04-18 18:22:48,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929741317] [2022-04-18 18:22:48,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:22:48,381 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:22:48,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:22:48,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:22:48,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 18:22:48,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:22:48,382 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:22:48,382 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 26.5) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-18 18:22:48,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:22:48,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,402 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-04-18 18:22:48,402 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-04-18 18:22:48,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:22:48,402 INFO L85 PathProgramCache]: Analyzing trace with hash -203900382, now seen corresponding path program 1 times [2022-04-18 18:22:48,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:22:48,403 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924899709] [2022-04-18 18:22:48,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:22:48,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:22:48,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:22:48,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:22:48,434 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:22:48,434 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924899709] [2022-04-18 18:22:48,435 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [924899709] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:22:48,435 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:22:48,435 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-04-18 18:22:48,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629264686] [2022-04-18 18:22:48,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:22:48,435 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:22:48,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:22:48,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:22:48,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 18:22:48,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:22:48,436 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:22:48,436 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 30.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-18 18:22:48,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:22:48,473 WARN L322 ript$VariableManager]: TermVariabe |v_#race~cmp_5~0_112| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,474 WARN L322 ript$VariableManager]: TermVariabe v_~cmp_5~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,474 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,479 WARN L322 ript$VariableManager]: TermVariabe |v_#race~cmp_5~0_112| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,480 WARN L322 ript$VariableManager]: TermVariabe v_~cmp_5~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,480 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,487 WARN L322 ript$VariableManager]: TermVariabe |v_#race~cmp_5~0_112| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,487 WARN L322 ript$VariableManager]: TermVariabe v_~cmp_5~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,488 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,493 WARN L322 ript$VariableManager]: TermVariabe |v_#race~cmp_5~0_112| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,493 WARN L322 ript$VariableManager]: TermVariabe v_~cmp_5~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,494 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,499 WARN L322 ript$VariableManager]: TermVariabe |v_#race~cmp_5~0_112| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,499 WARN L322 ript$VariableManager]: TermVariabe v_~cmp_5~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,499 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,505 WARN L322 ript$VariableManager]: TermVariabe |v_#race~cmp_5~0_112| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,505 WARN L322 ript$VariableManager]: TermVariabe v_~cmp_5~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,505 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,511 WARN L322 ript$VariableManager]: TermVariabe |v_#race~cmp_5~0_112| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,511 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,522 WARN L322 ript$VariableManager]: TermVariabe |v_#race~cmp_5~0_112| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,523 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,530 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,530 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,532 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,532 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,534 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,534 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,535 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,536 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,537 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,537 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,539 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,539 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,540 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,541 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,542 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,542 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,545 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,545 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,546 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,570 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,614 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,615 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,643 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,644 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,650 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,650 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,657 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,657 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,663 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,663 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,670 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,671 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,676 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,677 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,682 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,682 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,684 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,687 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,688 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,690 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,692 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,693 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,695 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,696 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,703 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,704 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,704 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:48,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,778 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-04-18 18:22:48,779 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-04-18 18:22:48,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:22:48,779 INFO L85 PathProgramCache]: Analyzing trace with hash -1656443457, now seen corresponding path program 1 times [2022-04-18 18:22:48,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:22:48,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419498476] [2022-04-18 18:22:48,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:22:48,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:22:48,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:22:48,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:22:48,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:22:48,924 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1419498476] [2022-04-18 18:22:48,924 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1419498476] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:22:48,924 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:22:48,924 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-18 18:22:48,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319576443] [2022-04-18 18:22:48,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:22:48,925 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-18 18:22:48,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:22:48,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-18 18:22:48,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-04-18 18:22:48,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:22:48,926 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:22:48,926 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 17.2) internal successors, (86), 6 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-18 18:22:48,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:22:48,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:48,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:22:48,984 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-04-18 18:22:48,984 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-04-18 18:22:48,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:22:48,984 INFO L85 PathProgramCache]: Analyzing trace with hash -397494781, now seen corresponding path program 1 times [2022-04-18 18:22:48,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:22:48,985 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799107885] [2022-04-18 18:22:48,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:22:48,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:22:49,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:22:49,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:22:49,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:22:49,105 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799107885] [2022-04-18 18:22:49,105 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799107885] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:22:49,105 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:22:49,105 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-18 18:22:49,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071501156] [2022-04-18 18:22:49,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:22:49,106 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-18 18:22:49,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:22:49,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-18 18:22:49,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-04-18 18:22:49,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:22:49,106 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:22:49,107 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.8) internal successors, (94), 6 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-18 18:22:49,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:22:49,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:22:49,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:22:49,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:22:49,149 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-04-18 18:22:49,150 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-04-18 18:22:49,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:22:49,150 INFO L85 PathProgramCache]: Analyzing trace with hash 397107955, now seen corresponding path program 1 times [2022-04-18 18:22:49,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:22:49,150 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518966946] [2022-04-18 18:22:49,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:22:49,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:22:49,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:22:49,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:22:49,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:22:49,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518966946] [2022-04-18 18:22:49,181 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518966946] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:22:49,181 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:22:49,181 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-04-18 18:22:49,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374442388] [2022-04-18 18:22:49,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:22:49,181 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:22:49,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:22:49,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:22:49,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 18:22:49,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:22:49,182 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:22:49,182 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 49.0) internal successors, (98), 3 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-18 18:22:49,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:22:49,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:22:49,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:22:49,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:22:49,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:22:49,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,202 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-04-18 18:22:49,202 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-04-18 18:22:49,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:22:49,203 INFO L85 PathProgramCache]: Analyzing trace with hash -1111587106, now seen corresponding path program 1 times [2022-04-18 18:22:49,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:22:49,203 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527801898] [2022-04-18 18:22:49,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:22:49,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:22:49,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:22:49,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:22:49,233 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:22:49,233 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527801898] [2022-04-18 18:22:49,233 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [527801898] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:22:49,233 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:22:49,233 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-04-18 18:22:49,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540897641] [2022-04-18 18:22:49,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:22:49,233 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:22:49,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:22:49,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:22:49,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 18:22:49,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:22:49,234 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:22:49,234 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 51.0) internal successors, (102), 3 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-18 18:22:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:22:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:22:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:22:49,266 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ret3#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:49,267 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~ite4#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:49,285 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret8#1_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-04-18 18:22:49,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:22:49,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:22:49,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:22:49,325 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (13 of 14 remaining) [2022-04-18 18:22:49,325 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (12 of 14 remaining) [2022-04-18 18:22:49,325 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (11 of 14 remaining) [2022-04-18 18:22:49,325 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (10 of 14 remaining) [2022-04-18 18:22:49,325 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (9 of 14 remaining) [2022-04-18 18:22:49,325 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (8 of 14 remaining) [2022-04-18 18:22:49,325 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (7 of 14 remaining) [2022-04-18 18:22:49,325 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (6 of 14 remaining) [2022-04-18 18:22:49,326 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (5 of 14 remaining) [2022-04-18 18:22:49,326 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (4 of 14 remaining) [2022-04-18 18:22:49,326 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (3 of 14 remaining) [2022-04-18 18:22:49,326 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (2 of 14 remaining) [2022-04-18 18:22:49,326 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 14 remaining) [2022-04-18 18:22:49,326 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 14 remaining) [2022-04-18 18:22:49,326 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-04-18 18:22:49,327 INFO L719 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 18:22:49,327 INFO L306 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (3/3) [2022-04-18 18:22:49,328 INFO L227 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-04-18 18:22:49,328 INFO L177 ceAbstractionStarter]: Computing trace abstraction results [2022-04-18 18:22:49,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.04 06:22:49 BasicIcfg [2022-04-18 18:22:49,331 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-04-18 18:22:49,331 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-04-18 18:22:49,331 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-04-18 18:22:49,331 INFO L275 PluginConnector]: Witness Printer initialized [2022-04-18 18:22:49,332 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 06:22:46" (3/4) ... [2022-04-18 18:22:49,333 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-04-18 18:22:49,337 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-04-18 18:22:49,337 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-04-18 18:22:49,340 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2022-04-18 18:22:49,340 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-04-18 18:22:49,341 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-04-18 18:22:49,341 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-04-18 18:22:49,364 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.graphml [2022-04-18 18:22:49,364 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-04-18 18:22:49,364 INFO L158 Benchmark]: Toolchain (without parser) took 3502.07ms. Allocated memory was 86.0MB in the beginning and 188.7MB in the end (delta: 102.8MB). Free memory was 50.9MB in the beginning and 141.7MB in the end (delta: -90.8MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2022-04-18 18:22:49,365 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 86.0MB. Free memory was 55.2MB in the beginning and 55.1MB in the end (delta: 27.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-04-18 18:22:49,365 INFO L158 Benchmark]: CACSL2BoogieTranslator took 249.32ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 50.7MB in the beginning and 78.9MB in the end (delta: -28.2MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2022-04-18 18:22:49,365 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.60ms. Allocated memory is still 104.9MB. Free memory was 78.9MB in the beginning and 76.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-04-18 18:22:49,365 INFO L158 Benchmark]: Boogie Preprocessor took 42.88ms. Allocated memory is still 104.9MB. Free memory was 76.3MB in the beginning and 74.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-04-18 18:22:49,365 INFO L158 Benchmark]: RCFGBuilder took 634.82ms. Allocated memory is still 104.9MB. Free memory was 74.7MB in the beginning and 70.1MB in the end (delta: 4.6MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. [2022-04-18 18:22:49,366 INFO L158 Benchmark]: TraceAbstraction took 2482.89ms. Allocated memory was 104.9MB in the beginning and 188.7MB in the end (delta: 83.9MB). Free memory was 69.6MB in the beginning and 145.9MB in the end (delta: -76.2MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2022-04-18 18:22:49,366 INFO L158 Benchmark]: Witness Printer took 33.00ms. Allocated memory is still 188.7MB. Free memory was 144.8MB in the beginning and 141.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-04-18 18:22:49,367 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 86.0MB. Free memory was 55.2MB in the beginning and 55.1MB in the end (delta: 27.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 249.32ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 50.7MB in the beginning and 78.9MB in the end (delta: -28.2MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.60ms. Allocated memory is still 104.9MB. Free memory was 78.9MB in the beginning and 76.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.88ms. Allocated memory is still 104.9MB. Free memory was 76.3MB in the beginning and 74.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 634.82ms. Allocated memory is still 104.9MB. Free memory was 74.7MB in the beginning and 70.1MB in the end (delta: 4.6MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2482.89ms. Allocated memory was 104.9MB in the beginning and 188.7MB in the end (delta: 83.9MB). Free memory was 69.6MB in the beginning and 145.9MB in the end (delta: -76.2MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. * Witness Printer took 33.00ms. Allocated memory is still 188.7MB. Free memory was 144.8MB in the beginning and 141.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1332, positive: 1118, positive conditional: 217, positive unconditional: 901, negative: 214, negative conditional: 212, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1120, positive: 1118, positive conditional: 217, positive unconditional: 901, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1120, positive: 1118, positive conditional: 217, positive unconditional: 901, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1120, positive: 1118, positive conditional: 0, positive unconditional: 1118, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1120, positive: 1118, positive conditional: 0, positive unconditional: 1118, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1120, positive: 1118, positive conditional: 0, positive unconditional: 1118, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 903, positive: 901, positive conditional: 0, positive unconditional: 901, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 903, positive: 728, positive conditional: 0, positive unconditional: 728, negative: 175, negative conditional: 0, negative unconditional: 175, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 175, positive: 173, positive conditional: 0, positive unconditional: 173, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 305, positive: 294, positive conditional: 0, positive unconditional: 294, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1120, positive: 217, positive conditional: 0, positive unconditional: 217, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 903, unknown conditional: 0, unknown unconditional: 903] , Statistics on independence cache: Total cache size (in pairs): 903, Positive cache size: 901, Positive conditional cache size: 0, Positive unconditional cache size: 901, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 212 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.4s, Number of persistent set computation: 101, Number of trivial persistent sets: 96, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 903, positive: 901, positive conditional: 0, positive unconditional: 901, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1332, positive: 1118, positive conditional: 217, positive unconditional: 901, negative: 214, negative conditional: 212, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1120, positive: 1118, positive conditional: 217, positive unconditional: 901, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1120, positive: 1118, positive conditional: 217, positive unconditional: 901, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1120, positive: 1118, positive conditional: 0, positive unconditional: 1118, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1120, positive: 1118, positive conditional: 0, positive unconditional: 1118, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1120, positive: 1118, positive conditional: 0, positive unconditional: 1118, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 903, positive: 901, positive conditional: 0, positive unconditional: 901, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 903, positive: 728, positive conditional: 0, positive unconditional: 728, negative: 175, negative conditional: 0, negative unconditional: 175, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 175, positive: 173, positive conditional: 0, positive unconditional: 173, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 305, positive: 294, positive conditional: 0, positive unconditional: 294, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1120, positive: 217, positive conditional: 0, positive unconditional: 217, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 903, unknown conditional: 0, unknown unconditional: 903] , Statistics on independence cache: Total cache size (in pairs): 903, Positive cache size: 901, Positive conditional cache size: 0, Positive unconditional cache size: 901, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 212 - 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: 718, positive: 662, positive conditional: 17, positive unconditional: 645, negative: 56, negative conditional: 56, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 662, positive: 662, positive conditional: 17, positive unconditional: 645, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 662, positive: 662, positive conditional: 17, positive unconditional: 645, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 662, positive: 662, positive conditional: 0, positive unconditional: 662, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 662, positive: 662, positive conditional: 0, positive unconditional: 662, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 662, positive: 662, positive conditional: 0, positive unconditional: 662, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 645, positive: 645, positive conditional: 0, positive unconditional: 645, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 645, positive: 478, positive conditional: 0, positive unconditional: 478, negative: 167, negative conditional: 0, negative unconditional: 167, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 167, positive: 167, positive conditional: 0, positive unconditional: 167, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 261, positive: 261, positive conditional: 0, positive unconditional: 261, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 662, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 645, unknown conditional: 0, unknown unconditional: 645] , Statistics on independence cache: Total cache size (in pairs): 645, Positive cache size: 645, Positive conditional cache size: 0, Positive unconditional cache size: 645, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 56 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.3s, Number of persistent set computation: 67, Number of trivial persistent sets: 66, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 645, positive: 645, positive conditional: 0, positive unconditional: 645, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 718, positive: 662, positive conditional: 17, positive unconditional: 645, negative: 56, negative conditional: 56, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 662, positive: 662, positive conditional: 17, positive unconditional: 645, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 662, positive: 662, positive conditional: 17, positive unconditional: 645, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 662, positive: 662, positive conditional: 0, positive unconditional: 662, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 662, positive: 662, positive conditional: 0, positive unconditional: 662, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 662, positive: 662, positive conditional: 0, positive unconditional: 662, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 645, positive: 645, positive conditional: 0, positive unconditional: 645, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 645, positive: 478, positive conditional: 0, positive unconditional: 478, negative: 167, negative conditional: 0, negative unconditional: 167, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 167, positive: 167, positive conditional: 0, positive unconditional: 167, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 261, positive: 261, positive conditional: 0, positive unconditional: 261, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 662, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 645, unknown conditional: 0, unknown unconditional: 645] , Statistics on independence cache: Total cache size (in pairs): 645, Positive cache size: 645, Positive conditional cache size: 0, Positive unconditional cache size: 645, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 56 - 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: 3240, positive: 2678, positive conditional: 1182, positive unconditional: 1496, negative: 562, negative conditional: 555, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2685, positive: 2678, positive conditional: 1182, positive unconditional: 1496, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2685, positive: 2678, positive conditional: 1182, positive unconditional: 1496, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2685, positive: 2678, positive conditional: 539, positive unconditional: 2139, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2685, positive: 2678, positive conditional: 506, positive unconditional: 2172, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2685, positive: 2678, positive conditional: 506, positive unconditional: 2172, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1503, positive: 1496, positive conditional: 0, positive unconditional: 1496, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1503, positive: 1317, positive conditional: 0, positive unconditional: 1317, negative: 186, negative conditional: 0, negative unconditional: 186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 186, positive: 179, positive conditional: 0, positive unconditional: 179, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 292, positive: 272, positive conditional: 0, positive unconditional: 272, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2685, positive: 1182, positive conditional: 506, positive unconditional: 676, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1503, unknown conditional: 0, unknown unconditional: 1503] , Statistics on independence cache: Total cache size (in pairs): 1503, Positive cache size: 1496, Positive conditional cache size: 0, Positive unconditional cache size: 1496, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Eliminated conditions: 33, Maximal queried relation: 0, Independence queries for same thread: 555 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.3s, Number of persistent set computation: 282, Number of trivial persistent sets: 270, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1503, positive: 1496, positive conditional: 0, positive unconditional: 1496, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3240, positive: 2678, positive conditional: 1182, positive unconditional: 1496, negative: 562, negative conditional: 555, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2685, positive: 2678, positive conditional: 1182, positive unconditional: 1496, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2685, positive: 2678, positive conditional: 1182, positive unconditional: 1496, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2685, positive: 2678, positive conditional: 539, positive unconditional: 2139, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2685, positive: 2678, positive conditional: 506, positive unconditional: 2172, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2685, positive: 2678, positive conditional: 506, positive unconditional: 2172, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1503, positive: 1496, positive conditional: 0, positive unconditional: 1496, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1503, positive: 1317, positive conditional: 0, positive unconditional: 1317, negative: 186, negative conditional: 0, negative unconditional: 186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 186, positive: 179, positive conditional: 0, positive unconditional: 179, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 292, positive: 272, positive conditional: 0, positive unconditional: 272, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2685, positive: 1182, positive conditional: 506, positive unconditional: 676, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1503, unknown conditional: 0, unknown unconditional: 1503] , Statistics on independence cache: Total cache size (in pairs): 1503, Positive cache size: 1496, Positive conditional cache size: 0, Positive unconditional cache size: 1496, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Eliminated conditions: 33, Maximal queried relation: 0, Independence queries for same thread: 555 - 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: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 45]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 45]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 45]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: 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: thread2Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 193 locations, 46 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, 74 NumberOfCodeBlocks, 74 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 73 ConstructedInterpolants, 0 QuantifiedInterpolants, 73 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: thread1Thread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 193 locations, 46 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.3s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 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, 67 NumberOfCodeBlocks, 67 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 66 ConstructedInterpolants, 0 QuantifiedInterpolants, 66 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, 193 locations, 46 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.6s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 36, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 635 NumberOfCodeBlocks, 635 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 625 ConstructedInterpolants, 0 QuantifiedInterpolants, 803 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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 28 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-04-18 18:22:49,397 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2022-04-18 18:22:49,604 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2022-04-18 18:22:49,804 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-04-18 18:22:50,004 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE