./Ultimate.py --spec /storage/repos/ultimate/trunk/examples/svcomp/properties/no-data-race.prp --file /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-prod-cons-eq.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/UTaipan-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/config/TaipanReach.xml -i /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-prod-cons-eq.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UTaipan-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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 29fee1864b0d56497c32cb33e6aaa24ed5707e21c5b89ec418c6707c5ac52336 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-efd9311-m [2022-04-18 20:22:18,122 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-18 20:22:18,124 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-18 20:22:18,180 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-18 20:22:18,181 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-18 20:22:18,182 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-18 20:22:18,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-18 20:22:18,187 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-18 20:22:18,188 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-18 20:22:18,191 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-18 20:22:18,192 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-18 20:22:18,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-18 20:22:18,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-18 20:22:18,195 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-18 20:22:18,196 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-18 20:22:18,198 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-18 20:22:18,199 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-18 20:22:18,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-18 20:22:18,201 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-18 20:22:18,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-18 20:22:18,206 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-18 20:22:18,207 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-18 20:22:18,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-18 20:22:18,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-18 20:22:18,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-18 20:22:18,214 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-04-18 20:22:18,214 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-04-18 20:22:18,214 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-04-18 20:22:18,215 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-04-18 20:22:18,216 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-04-18 20:22:18,217 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-04-18 20:22:18,217 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-04-18 20:22:18,218 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-04-18 20:22:18,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-04-18 20:22:18,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-04-18 20:22:18,220 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-04-18 20:22:18,220 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-04-18 20:22:18,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-04-18 20:22:18,221 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-04-18 20:22:18,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-18 20:22:18,222 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-18 20:22:18,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-18 20:22:18,224 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/config/svcomp-DataRace-32bit-Taipan_Default.epf [2022-04-18 20:22:18,249 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-18 20:22:18,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-18 20:22:18,249 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-04-18 20:22:18,249 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-04-18 20:22:18,250 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-04-18 20:22:18,250 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-04-18 20:22:18,250 INFO L138 SettingsManager]: * User list type=DISABLED [2022-04-18 20:22:18,250 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-04-18 20:22:18,251 INFO L138 SettingsManager]: * Explicit value domain=true [2022-04-18 20:22:18,251 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-04-18 20:22:18,251 INFO L138 SettingsManager]: * Octagon Domain=false [2022-04-18 20:22:18,252 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-04-18 20:22:18,252 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-04-18 20:22:18,252 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-04-18 20:22:18,252 INFO L138 SettingsManager]: * Interval Domain=false [2022-04-18 20:22:18,252 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-04-18 20:22:18,252 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-04-18 20:22:18,253 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-04-18 20:22:18,253 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-18 20:22:18,254 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-18 20:22:18,254 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-04-18 20:22:18,254 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-18 20:22:18,254 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-18 20:22:18,254 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-18 20:22:18,254 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-18 20:22:18,255 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-18 20:22:18,255 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-18 20:22:18,255 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-04-18 20:22:18,255 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-18 20:22:18,255 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-18 20:22:18,255 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-18 20:22:18,256 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-18 20:22:18,256 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-18 20:22:18,256 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-18 20:22:18,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-18 20:22:18,256 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-18 20:22:18,256 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-04-18 20:22:18,257 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-04-18 20:22:18,257 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-04-18 20:22:18,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-04-18 20:22:18,257 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-18 20:22:18,257 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-04-18 20:22:18,257 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-04-18 20:22:18,257 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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/UTaipan-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UTaipan-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29fee1864b0d56497c32cb33e6aaa24ed5707e21c5b89ec418c6707c5ac52336 [2022-04-18 20:22:18,451 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-18 20:22:18,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-18 20:22:18,469 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-18 20:22:18,470 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-18 20:22:18,470 INFO L275 PluginConnector]: CDTParser initialized [2022-04-18 20:22:18,471 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-prod-cons-eq.wvr.c [2022-04-18 20:22:18,523 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/0d3ffd7cb/1d91057255184b4eaa94d7b219641d76/FLAGa9d75180d [2022-04-18 20:22:18,831 INFO L306 CDTParser]: Found 1 translation units. [2022-04-18 20:22:18,831 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-prod-cons-eq.wvr.c [2022-04-18 20:22:18,837 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/0d3ffd7cb/1d91057255184b4eaa94d7b219641d76/FLAGa9d75180d [2022-04-18 20:22:19,252 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/0d3ffd7cb/1d91057255184b4eaa94d7b219641d76 [2022-04-18 20:22:19,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-18 20:22:19,255 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-04-18 20:22:19,256 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-18 20:22:19,256 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-18 20:22:19,265 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-18 20:22:19,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 08:22:19" (1/1) ... [2022-04-18 20:22:19,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@159819f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:22:19, skipping insertion in model container [2022-04-18 20:22:19,267 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 08:22:19" (1/1) ... [2022-04-18 20:22:19,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-18 20:22:19,288 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-18 20:22:19,437 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/popl20-prod-cons-eq.wvr.c[4380,4393] [2022-04-18 20:22:19,443 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-18 20:22:19,448 INFO L203 MainTranslator]: Completed pre-run [2022-04-18 20:22:19,484 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/popl20-prod-cons-eq.wvr.c[4380,4393] [2022-04-18 20:22:19,488 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-18 20:22:19,497 INFO L208 MainTranslator]: Completed translation [2022-04-18 20:22:19,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:22:19 WrapperNode [2022-04-18 20:22:19,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-18 20:22:19,503 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-04-18 20:22:19,503 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-04-18 20:22:19,503 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-04-18 20:22:19,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:22:19" (1/1) ... [2022-04-18 20:22:19,523 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:22:19" (1/1) ... [2022-04-18 20:22:19,570 INFO L137 Inliner]: procedures = 28, calls = 80, calls flagged for inlining = 26, calls inlined = 32, statements flattened = 819 [2022-04-18 20:22:19,571 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-04-18 20:22:19,572 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-18 20:22:19,572 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-18 20:22:19,572 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-18 20:22:19,578 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:22:19" (1/1) ... [2022-04-18 20:22:19,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:22:19" (1/1) ... [2022-04-18 20:22:19,592 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:22:19" (1/1) ... [2022-04-18 20:22:19,599 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:22:19" (1/1) ... [2022-04-18 20:22:19,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:22:19" (1/1) ... [2022-04-18 20:22:19,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:22:19" (1/1) ... [2022-04-18 20:22:19,634 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:22:19" (1/1) ... [2022-04-18 20:22:19,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-18 20:22:19,640 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-18 20:22:19,640 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-18 20:22:19,640 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-18 20:22:19,641 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:22:19" (1/1) ... [2022-04-18 20:22:19,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-18 20:22:19,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 [2022-04-18 20:22:19,682 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-04-18 20:22:19,695 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-04-18 20:22:19,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-18 20:22:19,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-04-18 20:22:19,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-04-18 20:22:19,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-18 20:22:19,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-18 20:22:19,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-04-18 20:22:19,718 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-04-18 20:22:19,718 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-04-18 20:22:19,718 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-04-18 20:22:19,718 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-04-18 20:22:19,718 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-04-18 20:22:19,718 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-04-18 20:22:19,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-18 20:22:19,718 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-04-18 20:22:19,719 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-04-18 20:22:19,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-04-18 20:22:19,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-18 20:22:19,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-18 20:22:19,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-18 20:22:19,721 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-04-18 20:22:19,847 INFO L234 CfgBuilder]: Building ICFG [2022-04-18 20:22:19,848 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-18 20:22:20,645 INFO L275 CfgBuilder]: Performing block encoding [2022-04-18 20:22:21,201 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-18 20:22:21,202 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2022-04-18 20:22:21,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 08:22:21 BoogieIcfgContainer [2022-04-18 20:22:21,205 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-18 20:22:21,207 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-18 20:22:21,207 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-18 20:22:21,210 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-18 20:22:21,211 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.04 08:22:19" (1/3) ... [2022-04-18 20:22:21,212 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5875facc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 08:22:21, skipping insertion in model container [2022-04-18 20:22:21,213 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:22:19" (2/3) ... [2022-04-18 20:22:21,213 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5875facc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 08:22:21, skipping insertion in model container [2022-04-18 20:22:21,213 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 08:22:21" (3/3) ... [2022-04-18 20:22:21,224 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-prod-cons-eq.wvr.c [2022-04-18 20:22:21,227 WARN L147 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-04-18 20:22:21,228 INFO L202 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-04-18 20:22:21,228 INFO L161 ceAbstractionStarter]: Applying trace abstraction to program that has 130 error locations. [2022-04-18 20:22:21,228 INFO L504 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-04-18 20:22:21,434 INFO L135 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-04-18 20:22:21,461 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-18 20:22:21,465 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=FINITE_AUTOMATA, 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 20:22:21,465 INFO L341 AbstractCegarLoop]: Starting to check reachability of 225 error locations. [2022-04-18 20:22:21,478 INFO L116 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-04-18 20:22:21,485 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 785 places, 816 transitions, 1656 flow [2022-04-18 20:22:21,487 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 785 places, 816 transitions, 1656 flow [2022-04-18 20:22:21,488 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 785 places, 816 transitions, 1656 flow [2022-04-18 20:22:21,686 INFO L129 PetriNetUnfolder]: 41/813 cut-off events. [2022-04-18 20:22:21,686 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-04-18 20:22:21,696 INFO L84 FinitePrefix]: Finished finitePrefix Result has 826 conditions, 813 events. 41/813 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 1567 event pairs, 0 based on Foata normal form. 0/642 useless extension candidates. Maximal degree in co-relation 565. Up to 2 conditions per place. [2022-04-18 20:22:21,725 INFO L116 LiptonReduction]: Number of co-enabled transitions 64810 [2022-04-18 20:23:10,118 WARN L232 SmtUtils]: Spent 9.33s on a formula simplification. DAG size of input: 359 DAG size of output: 148 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-04-18 20:23:28,239 WARN L232 SmtUtils]: Spent 16.81s on a formula simplification. DAG size of input: 406 DAG size of output: 170 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-04-18 20:23:54,156 INFO L131 LiptonReduction]: Checked pairs total: 304082 [2022-04-18 20:23:54,157 INFO L133 LiptonReduction]: Total number of compositions: 1141 [2022-04-18 20:23:54,163 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 211 places, 213 transitions, 450 flow [2022-04-18 20:24:06,913 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 564867 states, 500505 states have (on average 4.388763349017492) internal successors, (2196598), 564866 states have internal predecessors, (2196598), 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 20:24:07,652 INFO L276 IsEmpty]: Start isEmpty. Operand has 564867 states, 500505 states have (on average 4.388763349017492) internal successors, (2196598), 564866 states have internal predecessors, (2196598), 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 20:24:07,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2022-04-18 20:24:07,656 INFO L491 BasicCegarLoop]: Found error trace [2022-04-18 20:24:07,656 INFO L499 BasicCegarLoop]: trace histogram [1] [2022-04-18 20:24:07,656 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2022-04-18 20:24:07,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 20:24:07,660 INFO L85 PathProgramCache]: Analyzing trace with hash 3970, now seen corresponding path program 1 times [2022-04-18 20:24:07,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-04-18 20:24:07,667 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311140695] [2022-04-18 20:24:07,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 20:24:07,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 20:24:07,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 20:24:07,752 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 20:24:07,752 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-04-18 20:24:07,753 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311140695] [2022-04-18 20:24:07,753 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [311140695] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 20:24:07,753 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 20:24:07,753 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2022-04-18 20:24:07,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922417823] [2022-04-18 20:24:07,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 20:24:07,757 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-04-18 20:24:07,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-04-18 20:24:07,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-04-18 20:24:07,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-04-18 20:24:08,652 INFO L87 Difference]: Start difference. First operand has 564867 states, 500505 states have (on average 4.388763349017492) internal successors, (2196598), 564866 states have internal predecessors, (2196598), 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) Second operand has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 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 20:24:09,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-18 20:24:09,046 INFO L93 Difference]: Finished difference Result 11095 states and 41475 transitions. [2022-04-18 20:24:09,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 20:24:09,048 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 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) Word has length 1 [2022-04-18 20:24:09,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-18 20:24:09,144 INFO L225 Difference]: With dead ends: 11095 [2022-04-18 20:24:09,144 INFO L226 Difference]: Without dead ends: 11092 [2022-04-18 20:24:09,145 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-04-18 20:24:09,147 INFO L913 BasicCegarLoop]: 33 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-18 20:24:09,148 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 33 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-18 20:24:09,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11092 states. [2022-04-18 20:24:09,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11092 to 11092. [2022-04-18 20:24:09,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11092 states, 11051 states have (on average 3.752601574518143) internal successors, (41470), 11091 states have internal predecessors, (41470), 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 20:24:09,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11092 states to 11092 states and 41470 transitions. [2022-04-18 20:24:09,546 INFO L78 Accepts]: Start accepts. Automaton has 11092 states and 41470 transitions. Word has length 1 [2022-04-18 20:24:09,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-18 20:24:09,547 INFO L478 AbstractCegarLoop]: Abstraction has 11092 states and 41470 transitions. [2022-04-18 20:24:09,547 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 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 20:24:09,547 INFO L276 IsEmpty]: Start isEmpty. Operand 11092 states and 41470 transitions. [2022-04-18 20:24:09,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-04-18 20:24:09,549 INFO L491 BasicCegarLoop]: Found error trace [2022-04-18 20:24:09,549 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 20:24:09,549 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-18 20:24:09,550 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2022-04-18 20:24:09,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 20:24:09,550 INFO L85 PathProgramCache]: Analyzing trace with hash -956394675, now seen corresponding path program 1 times [2022-04-18 20:24:09,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-04-18 20:24:09,551 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176478423] [2022-04-18 20:24:09,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 20:24:09,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 20:24:09,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 20:24:09,797 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 20:24:09,800 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-04-18 20:24:09,801 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176478423] [2022-04-18 20:24:09,801 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1176478423] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 20:24:09,801 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 20:24:09,801 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-18 20:24:09,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804333307] [2022-04-18 20:24:09,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 20:24:09,802 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-18 20:24:09,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-04-18 20:24:09,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-18 20:24:09,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-18 20:24:09,803 INFO L87 Difference]: Start difference. First operand 11092 states and 41470 transitions. Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 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 20:24:10,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-18 20:24:10,791 INFO L93 Difference]: Finished difference Result 11299 states and 42006 transitions. [2022-04-18 20:24:10,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-18 20:24:10,792 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 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) Word has length 15 [2022-04-18 20:24:10,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-18 20:24:10,852 INFO L225 Difference]: With dead ends: 11299 [2022-04-18 20:24:10,853 INFO L226 Difference]: Without dead ends: 11297 [2022-04-18 20:24:10,853 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-18 20:24:10,854 INFO L913 BasicCegarLoop]: 33 mSDtfsCounter, 36 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 99 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-04-18 20:24:10,854 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [36 Valid, 99 Invalid, 156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-18 20:24:10,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11297 states. [2022-04-18 20:24:11,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11297 to 11236. [2022-04-18 20:24:11,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11236 states, 11195 states have (on average 3.7419383653416705) internal successors, (41891), 11235 states have internal predecessors, (41891), 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 20:24:11,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11236 states to 11236 states and 41891 transitions. [2022-04-18 20:24:11,256 INFO L78 Accepts]: Start accepts. Automaton has 11236 states and 41891 transitions. Word has length 15 [2022-04-18 20:24:11,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-18 20:24:11,256 INFO L478 AbstractCegarLoop]: Abstraction has 11236 states and 41891 transitions. [2022-04-18 20:24:11,256 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 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 20:24:11,256 INFO L276 IsEmpty]: Start isEmpty. Operand 11236 states and 41891 transitions. [2022-04-18 20:24:11,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-04-18 20:24:11,260 INFO L491 BasicCegarLoop]: Found error trace [2022-04-18 20:24:11,260 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 20:24:11,260 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-04-18 20:24:11,260 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2022-04-18 20:24:11,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 20:24:11,280 INFO L85 PathProgramCache]: Analyzing trace with hash -417995755, now seen corresponding path program 1 times [2022-04-18 20:24:11,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-04-18 20:24:11,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40180353] [2022-04-18 20:24:11,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 20:24:11,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 20:24:11,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 20:24:11,453 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 20:24:11,453 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-04-18 20:24:11,453 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40180353] [2022-04-18 20:24:11,453 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [40180353] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 20:24:11,453 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 20:24:11,453 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-18 20:24:11,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873762665] [2022-04-18 20:24:11,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 20:24:11,454 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-18 20:24:11,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-04-18 20:24:11,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-18 20:24:11,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-04-18 20:24:11,454 INFO L87 Difference]: Start difference. First operand 11236 states and 41891 transitions. Second operand has 5 states, 4 states have (on average 3.75) internal successors, (15), 5 states have internal predecessors, (15), 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 20:24:12,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-18 20:24:12,150 INFO L93 Difference]: Finished difference Result 9816 states and 36219 transitions. [2022-04-18 20:24:12,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-18 20:24:12,150 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.75) internal successors, (15), 5 states have internal predecessors, (15), 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) Word has length 15 [2022-04-18 20:24:12,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-18 20:24:12,194 INFO L225 Difference]: With dead ends: 9816 [2022-04-18 20:24:12,195 INFO L226 Difference]: Without dead ends: 9816 [2022-04-18 20:24:12,195 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-04-18 20:24:12,198 INFO L913 BasicCegarLoop]: 27 mSDtfsCounter, 51 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 353 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-04-18 20:24:12,199 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [51 Valid, 33 Invalid, 494 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 353 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-04-18 20:24:12,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9816 states. [2022-04-18 20:24:12,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9816 to 9816. [2022-04-18 20:24:12,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9816 states, 9789 states have (on average 3.6999693533558076) internal successors, (36219), 9815 states have internal predecessors, (36219), 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 20:24:12,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9816 states to 9816 states and 36219 transitions. [2022-04-18 20:24:12,430 INFO L78 Accepts]: Start accepts. Automaton has 9816 states and 36219 transitions. Word has length 15 [2022-04-18 20:24:12,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-18 20:24:12,431 INFO L478 AbstractCegarLoop]: Abstraction has 9816 states and 36219 transitions. [2022-04-18 20:24:12,431 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.75) internal successors, (15), 5 states have internal predecessors, (15), 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 20:24:12,431 INFO L276 IsEmpty]: Start isEmpty. Operand 9816 states and 36219 transitions. [2022-04-18 20:24:12,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-04-18 20:24:12,433 INFO L491 BasicCegarLoop]: Found error trace [2022-04-18 20:24:12,433 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 20:24:12,433 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-04-18 20:24:12,433 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2022-04-18 20:24:12,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 20:24:12,434 INFO L85 PathProgramCache]: Analyzing trace with hash 1401770491, now seen corresponding path program 1 times [2022-04-18 20:24:12,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-04-18 20:24:12,434 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855411602] [2022-04-18 20:24:12,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 20:24:12,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 20:24:12,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 20:24:12,541 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-04-18 20:24:12,542 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-04-18 20:24:12,542 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855411602] [2022-04-18 20:24:12,542 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [855411602] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 20:24:12,542 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 20:24:12,542 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-18 20:24:12,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117371271] [2022-04-18 20:24:12,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 20:24:12,543 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-18 20:24:12,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-04-18 20:24:12,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-18 20:24:12,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-18 20:24:12,544 INFO L87 Difference]: Start difference. First operand 9816 states and 36219 transitions. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 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 20:24:12,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-18 20:24:12,989 INFO L93 Difference]: Finished difference Result 13405 states and 47879 transitions. [2022-04-18 20:24:12,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-18 20:24:12,989 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 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) Word has length 16 [2022-04-18 20:24:12,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-18 20:24:13,430 INFO L225 Difference]: With dead ends: 13405 [2022-04-18 20:24:13,430 INFO L226 Difference]: Without dead ends: 13381 [2022-04-18 20:24:13,430 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-18 20:24:13,431 INFO L913 BasicCegarLoop]: 53 mSDtfsCounter, 111 mSDsluCounter, 263 mSDsCounter, 0 mSdLazyCounter, 257 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 168 SdHoareTripleChecker+Invalid, 257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-04-18 20:24:13,431 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [111 Valid, 168 Invalid, 257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 257 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-04-18 20:24:13,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13381 states. [2022-04-18 20:24:13,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13381 to 11330. [2022-04-18 20:24:13,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11330 states, 11297 states have (on average 3.7190404532176684) internal successors, (42014), 11329 states have internal predecessors, (42014), 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 20:24:13,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11330 states to 11330 states and 42014 transitions. [2022-04-18 20:24:13,711 INFO L78 Accepts]: Start accepts. Automaton has 11330 states and 42014 transitions. Word has length 16 [2022-04-18 20:24:13,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-18 20:24:13,711 INFO L478 AbstractCegarLoop]: Abstraction has 11330 states and 42014 transitions. [2022-04-18 20:24:13,711 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 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 20:24:13,711 INFO L276 IsEmpty]: Start isEmpty. Operand 11330 states and 42014 transitions. [2022-04-18 20:24:13,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-04-18 20:24:13,713 INFO L491 BasicCegarLoop]: Found error trace [2022-04-18 20:24:13,713 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 20:24:13,713 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-04-18 20:24:13,713 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting thread3Err9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2022-04-18 20:24:13,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 20:24:13,714 INFO L85 PathProgramCache]: Analyzing trace with hash 1953579229, now seen corresponding path program 1 times [2022-04-18 20:24:13,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-04-18 20:24:13,714 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236127496] [2022-04-18 20:24:13,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 20:24:13,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 20:24:13,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 20:24:13,780 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-04-18 20:24:13,781 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-04-18 20:24:13,781 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236127496] [2022-04-18 20:24:13,781 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1236127496] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 20:24:13,781 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 20:24:13,781 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-18 20:24:13,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694218450] [2022-04-18 20:24:13,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 20:24:13,782 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-18 20:24:13,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-04-18 20:24:13,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-18 20:24:13,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-18 20:24:13,782 INFO L87 Difference]: Start difference. First operand 11330 states and 42014 transitions. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 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 20:24:14,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-18 20:24:14,040 INFO L93 Difference]: Finished difference Result 12025 states and 43944 transitions. [2022-04-18 20:24:14,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-18 20:24:14,041 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 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) Word has length 16 [2022-04-18 20:24:14,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-18 20:24:14,076 INFO L225 Difference]: With dead ends: 12025 [2022-04-18 20:24:14,076 INFO L226 Difference]: Without dead ends: 11997 [2022-04-18 20:24:14,077 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-18 20:24:14,077 INFO L913 BasicCegarLoop]: 33 mSDtfsCounter, 74 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 99 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-18 20:24:14,078 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [74 Valid, 99 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-18 20:24:14,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11997 states. [2022-04-18 20:24:14,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11997 to 11803. [2022-04-18 20:24:14,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11803 states, 11770 states have (on average 3.692608326253186) internal successors, (43462), 11802 states have internal predecessors, (43462), 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 20:24:14,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11803 states to 11803 states and 43462 transitions. [2022-04-18 20:24:14,308 INFO L78 Accepts]: Start accepts. Automaton has 11803 states and 43462 transitions. Word has length 16 [2022-04-18 20:24:14,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-18 20:24:14,308 INFO L478 AbstractCegarLoop]: Abstraction has 11803 states and 43462 transitions. [2022-04-18 20:24:14,308 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 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 20:24:14,309 INFO L276 IsEmpty]: Start isEmpty. Operand 11803 states and 43462 transitions. [2022-04-18 20:24:14,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-04-18 20:24:14,310 INFO L491 BasicCegarLoop]: Found error trace [2022-04-18 20:24:14,310 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 20:24:14,310 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-04-18 20:24:14,310 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting thread1Err23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2022-04-18 20:24:14,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 20:24:14,310 INFO L85 PathProgramCache]: Analyzing trace with hash -2086614110, now seen corresponding path program 1 times [2022-04-18 20:24:14,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-04-18 20:24:14,310 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852678368] [2022-04-18 20:24:14,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 20:24:14,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 20:24:14,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 20:24:14,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-04-18 20:24:14,394 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-04-18 20:24:14,394 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852678368] [2022-04-18 20:24:14,394 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852678368] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 20:24:14,394 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 20:24:14,394 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-18 20:24:14,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542799645] [2022-04-18 20:24:14,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 20:24:14,395 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-18 20:24:14,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-04-18 20:24:14,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-18 20:24:14,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-18 20:24:14,396 INFO L87 Difference]: Start difference. First operand 11803 states and 43462 transitions. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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 20:24:14,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-18 20:24:14,701 INFO L93 Difference]: Finished difference Result 14731 states and 51909 transitions. [2022-04-18 20:24:14,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-18 20:24:14,701 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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) Word has length 17 [2022-04-18 20:24:14,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-18 20:24:14,740 INFO L225 Difference]: With dead ends: 14731 [2022-04-18 20:24:14,740 INFO L226 Difference]: Without dead ends: 14731 [2022-04-18 20:24:14,740 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-18 20:24:14,741 INFO L913 BasicCegarLoop]: 33 mSDtfsCounter, 118 mSDsluCounter, 178 mSDsCounter, 0 mSdLazyCounter, 169 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-18 20:24:14,741 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [118 Valid, 109 Invalid, 170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 169 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-18 20:24:14,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14731 states. [2022-04-18 20:24:15,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14731 to 13192. [2022-04-18 20:24:15,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13192 states, 13159 states have (on average 3.637510449122274) internal successors, (47866), 13191 states have internal predecessors, (47866), 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 20:24:15,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13192 states to 13192 states and 47866 transitions. [2022-04-18 20:24:15,118 INFO L78 Accepts]: Start accepts. Automaton has 13192 states and 47866 transitions. Word has length 17 [2022-04-18 20:24:15,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-18 20:24:15,119 INFO L478 AbstractCegarLoop]: Abstraction has 13192 states and 47866 transitions. [2022-04-18 20:24:15,119 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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 20:24:15,119 INFO L276 IsEmpty]: Start isEmpty. Operand 13192 states and 47866 transitions. [2022-04-18 20:24:15,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-04-18 20:24:15,120 INFO L491 BasicCegarLoop]: Found error trace [2022-04-18 20:24:15,120 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 20:24:15,120 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-04-18 20:24:15,121 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting thread3Err9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2022-04-18 20:24:15,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 20:24:15,121 INFO L85 PathProgramCache]: Analyzing trace with hash -764568935, now seen corresponding path program 1 times [2022-04-18 20:24:15,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-04-18 20:24:15,122 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946317820] [2022-04-18 20:24:15,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 20:24:15,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 20:24:15,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 20:24:15,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-04-18 20:24:15,213 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-04-18 20:24:15,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946317820] [2022-04-18 20:24:15,213 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946317820] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 20:24:15,213 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 20:24:15,213 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-18 20:24:15,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29480581] [2022-04-18 20:24:15,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 20:24:15,214 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-18 20:24:15,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-04-18 20:24:15,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-18 20:24:15,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-04-18 20:24:15,214 INFO L87 Difference]: Start difference. First operand 13192 states and 47866 transitions. Second operand has 5 states, 4 states have (on average 4.5) internal successors, (18), 5 states have internal predecessors, (18), 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 20:24:16,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-18 20:24:16,001 INFO L93 Difference]: Finished difference Result 12410 states and 45000 transitions. [2022-04-18 20:24:16,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-18 20:24:16,002 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.5) internal successors, (18), 5 states have internal predecessors, (18), 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) Word has length 18 [2022-04-18 20:24:16,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-18 20:24:16,043 INFO L225 Difference]: With dead ends: 12410 [2022-04-18 20:24:16,043 INFO L226 Difference]: Without dead ends: 12410 [2022-04-18 20:24:16,043 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-04-18 20:24:16,044 INFO L913 BasicCegarLoop]: 21 mSDtfsCounter, 39 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 373 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 26 SdHoareTripleChecker+Invalid, 464 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 373 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-04-18 20:24:16,044 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [39 Valid, 26 Invalid, 464 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 373 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-04-18 20:24:16,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12410 states. [2022-04-18 20:24:16,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12410 to 12410. [2022-04-18 20:24:16,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12410 states, 12387 states have (on average 3.632840881569387) internal successors, (45000), 12409 states have internal predecessors, (45000), 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 20:24:16,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12410 states to 12410 states and 45000 transitions. [2022-04-18 20:24:16,342 INFO L78 Accepts]: Start accepts. Automaton has 12410 states and 45000 transitions. Word has length 18 [2022-04-18 20:24:16,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-18 20:24:16,342 INFO L478 AbstractCegarLoop]: Abstraction has 12410 states and 45000 transitions. [2022-04-18 20:24:16,343 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.5) internal successors, (18), 5 states have internal predecessors, (18), 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 20:24:16,343 INFO L276 IsEmpty]: Start isEmpty. Operand 12410 states and 45000 transitions. [2022-04-18 20:24:16,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-04-18 20:24:16,344 INFO L491 BasicCegarLoop]: Found error trace [2022-04-18 20:24:16,344 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 20:24:16,344 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-04-18 20:24:16,345 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2022-04-18 20:24:16,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 20:24:16,345 INFO L85 PathProgramCache]: Analyzing trace with hash -1581962411, now seen corresponding path program 1 times [2022-04-18 20:24:16,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-04-18 20:24:16,345 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124693149] [2022-04-18 20:24:16,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 20:24:16,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 20:24:16,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 20:24:16,424 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-04-18 20:24:16,424 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-04-18 20:24:16,425 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124693149] [2022-04-18 20:24:16,425 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124693149] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-18 20:24:16,425 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1543930951] [2022-04-18 20:24:16,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 20:24:16,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-18 20:24:16,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 [2022-04-18 20:24:16,440 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-18 20:24:16,443 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-04-18 20:24:17,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 20:24:17,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 8 conjunts are in the unsatisfiable core [2022-04-18 20:24:17,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-18 20:24:17,566 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-04-18 20:24:17,566 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-18 20:24:17,629 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-04-18 20:24:17,629 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1543930951] provided 1 perfect and 1 imperfect interpolant sequences [2022-04-18 20:24:17,630 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-04-18 20:24:17,630 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 5] total 10 [2022-04-18 20:24:17,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743671999] [2022-04-18 20:24:17,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 20:24:17,630 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-18 20:24:17,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-04-18 20:24:17,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-18 20:24:17,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2022-04-18 20:24:17,632 INFO L87 Difference]: Start difference. First operand 12410 states and 45000 transitions. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 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 20:24:18,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-18 20:24:18,111 INFO L93 Difference]: Finished difference Result 15712 states and 54734 transitions. [2022-04-18 20:24:18,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-18 20:24:18,112 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 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) Word has length 18 [2022-04-18 20:24:18,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-18 20:24:18,150 INFO L225 Difference]: With dead ends: 15712 [2022-04-18 20:24:18,150 INFO L226 Difference]: Without dead ends: 15712 [2022-04-18 20:24:18,150 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 30 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2022-04-18 20:24:18,151 INFO L913 BasicCegarLoop]: 61 mSDtfsCounter, 141 mSDsluCounter, 208 mSDsCounter, 0 mSdLazyCounter, 231 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-04-18 20:24:18,151 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [141 Valid, 150 Invalid, 235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 231 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-18 20:24:18,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15712 states. [2022-04-18 20:24:18,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15712 to 12417. [2022-04-18 20:24:18,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12417 states, 12394 states have (on average 3.6315959335162176) internal successors, (45010), 12416 states have internal predecessors, (45010), 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 20:24:18,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12417 states to 12417 states and 45010 transitions. [2022-04-18 20:24:18,436 INFO L78 Accepts]: Start accepts. Automaton has 12417 states and 45010 transitions. Word has length 18 [2022-04-18 20:24:18,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-18 20:24:18,436 INFO L478 AbstractCegarLoop]: Abstraction has 12417 states and 45010 transitions. [2022-04-18 20:24:18,436 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 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 20:24:18,436 INFO L276 IsEmpty]: Start isEmpty. Operand 12417 states and 45010 transitions. [2022-04-18 20:24:18,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-04-18 20:24:18,437 INFO L491 BasicCegarLoop]: Found error trace [2022-04-18 20:24:18,437 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 20:24:18,459 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-04-18 20:24:18,638 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2022-04-18 20:24:18,638 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting thread1Err23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2022-04-18 20:24:18,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 20:24:18,638 INFO L85 PathProgramCache]: Analyzing trace with hash -1475521352, now seen corresponding path program 1 times [2022-04-18 20:24:18,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-04-18 20:24:18,639 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856103524] [2022-04-18 20:24:18,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 20:24:18,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 20:24:18,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 20:24:18,735 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-04-18 20:24:18,735 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-04-18 20:24:18,735 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856103524] [2022-04-18 20:24:18,735 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856103524] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 20:24:18,735 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 20:24:18,735 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-18 20:24:18,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501663768] [2022-04-18 20:24:18,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 20:24:18,735 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-18 20:24:18,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-04-18 20:24:18,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-18 20:24:18,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-04-18 20:24:18,736 INFO L87 Difference]: Start difference. First operand 12417 states and 45010 transitions. Second operand has 5 states, 4 states have (on average 4.75) internal successors, (19), 5 states have internal predecessors, (19), 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 20:24:19,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-18 20:24:19,489 INFO L93 Difference]: Finished difference Result 11649 states and 42105 transitions. [2022-04-18 20:24:19,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-18 20:24:19,490 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.75) internal successors, (19), 5 states have internal predecessors, (19), 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) Word has length 19 [2022-04-18 20:24:19,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-18 20:24:19,519 INFO L225 Difference]: With dead ends: 11649 [2022-04-18 20:24:19,519 INFO L226 Difference]: Without dead ends: 11649 [2022-04-18 20:24:19,519 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-04-18 20:24:19,520 INFO L913 BasicCegarLoop]: 33 mSDtfsCounter, 39 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 456 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 550 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-04-18 20:24:19,520 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [39 Valid, 40 Invalid, 550 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 456 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-04-18 20:24:19,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11649 states. [2022-04-18 20:24:19,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11649 to 11649. [2022-04-18 20:24:19,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11649 states, 11631 states have (on average 3.620067062161465) internal successors, (42105), 11648 states have internal predecessors, (42105), 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 20:24:19,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11649 states to 11649 states and 42105 transitions. [2022-04-18 20:24:19,719 INFO L78 Accepts]: Start accepts. Automaton has 11649 states and 42105 transitions. Word has length 19 [2022-04-18 20:24:19,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-18 20:24:19,719 INFO L478 AbstractCegarLoop]: Abstraction has 11649 states and 42105 transitions. [2022-04-18 20:24:19,719 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.75) internal successors, (19), 5 states have internal predecessors, (19), 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 20:24:19,719 INFO L276 IsEmpty]: Start isEmpty. Operand 11649 states and 42105 transitions. [2022-04-18 20:24:19,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-04-18 20:24:19,722 INFO L491 BasicCegarLoop]: Found error trace [2022-04-18 20:24:19,722 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 20:24:19,722 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-04-18 20:24:19,722 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2022-04-18 20:24:19,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 20:24:19,722 INFO L85 PathProgramCache]: Analyzing trace with hash -1710497509, now seen corresponding path program 1 times [2022-04-18 20:24:19,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-04-18 20:24:19,722 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599544419] [2022-04-18 20:24:19,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 20:24:19,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 20:24:19,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 20:24:19,765 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 20:24:19,765 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-04-18 20:24:19,765 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599544419] [2022-04-18 20:24:19,765 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1599544419] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 20:24:19,765 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 20:24:19,765 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-04-18 20:24:19,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709353339] [2022-04-18 20:24:19,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 20:24:19,766 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 20:24:19,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-04-18 20:24:19,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 20:24:19,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 20:24:19,767 INFO L87 Difference]: Start difference. First operand 11649 states and 42105 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 2 states have internal predecessors, (22), 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 20:24:19,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-18 20:24:19,997 INFO L93 Difference]: Finished difference Result 17754 states and 64543 transitions. [2022-04-18 20:24:19,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 20:24:19,998 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 2 states have internal predecessors, (22), 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) Word has length 22 [2022-04-18 20:24:19,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-18 20:24:20,052 INFO L225 Difference]: With dead ends: 17754 [2022-04-18 20:24:20,052 INFO L226 Difference]: Without dead ends: 17649 [2022-04-18 20:24:20,053 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 20:24:20,053 INFO L913 BasicCegarLoop]: 33 mSDtfsCounter, 58 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 66 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-18 20:24:20,053 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [58 Valid, 66 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-18 20:24:20,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17649 states. [2022-04-18 20:24:20,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17649 to 11505. [2022-04-18 20:24:20,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11505 states, 11483 states have (on average 3.5732822433162066) internal successors, (41032), 11504 states have internal predecessors, (41032), 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 20:24:20,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11505 states to 11505 states and 41032 transitions. [2022-04-18 20:24:20,433 INFO L78 Accepts]: Start accepts. Automaton has 11505 states and 41032 transitions. Word has length 22 [2022-04-18 20:24:20,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-18 20:24:20,434 INFO L478 AbstractCegarLoop]: Abstraction has 11505 states and 41032 transitions. [2022-04-18 20:24:20,434 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 2 states have internal predecessors, (22), 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 20:24:20,434 INFO L276 IsEmpty]: Start isEmpty. Operand 11505 states and 41032 transitions. [2022-04-18 20:24:20,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-04-18 20:24:20,436 INFO L491 BasicCegarLoop]: Found error trace [2022-04-18 20:24:20,436 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 20:24:20,436 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-04-18 20:24:20,437 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting thread3Err16ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2022-04-18 20:24:20,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 20:24:20,437 INFO L85 PathProgramCache]: Analyzing trace with hash 150911649, now seen corresponding path program 1 times [2022-04-18 20:24:20,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-04-18 20:24:20,437 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311568450] [2022-04-18 20:24:20,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 20:24:20,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 20:24:20,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 20:24:20,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-04-18 20:24:20,507 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-04-18 20:24:20,507 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311568450] [2022-04-18 20:24:20,507 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [311568450] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 20:24:20,508 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 20:24:20,508 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-18 20:24:20,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526302955] [2022-04-18 20:24:20,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 20:24:20,508 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-18 20:24:20,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-04-18 20:24:20,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-18 20:24:20,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-04-18 20:24:20,509 INFO L87 Difference]: Start difference. First operand 11505 states and 41032 transitions. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 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 20:24:20,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-18 20:24:20,919 INFO L93 Difference]: Finished difference Result 14998 states and 51714 transitions. [2022-04-18 20:24:20,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-04-18 20:24:20,920 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 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) Word has length 23 [2022-04-18 20:24:20,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-18 20:24:20,966 INFO L225 Difference]: With dead ends: 14998 [2022-04-18 20:24:20,966 INFO L226 Difference]: Without dead ends: 14378 [2022-04-18 20:24:20,967 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-04-18 20:24:20,967 INFO L913 BasicCegarLoop]: 58 mSDtfsCounter, 180 mSDsluCounter, 269 mSDsCounter, 0 mSdLazyCounter, 286 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 286 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-04-18 20:24:20,968 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [180 Valid, 193 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 286 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-18 20:24:20,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14378 states. [2022-04-18 20:24:21,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14378 to 12719. [2022-04-18 20:24:21,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12719 states, 12695 states have (on average 3.5491138243402913) internal successors, (45056), 12718 states have internal predecessors, (45056), 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 20:24:21,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12719 states to 12719 states and 45056 transitions. [2022-04-18 20:24:21,225 INFO L78 Accepts]: Start accepts. Automaton has 12719 states and 45056 transitions. Word has length 23 [2022-04-18 20:24:21,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-18 20:24:21,225 INFO L478 AbstractCegarLoop]: Abstraction has 12719 states and 45056 transitions. [2022-04-18 20:24:21,225 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 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 20:24:21,225 INFO L276 IsEmpty]: Start isEmpty. Operand 12719 states and 45056 transitions. [2022-04-18 20:24:21,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-04-18 20:24:21,228 INFO L491 BasicCegarLoop]: Found error trace [2022-04-18 20:24:21,228 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 20:24:21,228 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-04-18 20:24:21,228 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting thread3Err16ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2022-04-18 20:24:21,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 20:24:21,229 INFO L85 PathProgramCache]: Analyzing trace with hash 184739996, now seen corresponding path program 1 times [2022-04-18 20:24:21,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-04-18 20:24:21,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846689180] [2022-04-18 20:24:21,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 20:24:21,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 20:24:21,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 20:24:21,298 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-04-18 20:24:21,298 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-04-18 20:24:21,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846689180] [2022-04-18 20:24:21,298 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846689180] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 20:24:21,298 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 20:24:21,299 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-18 20:24:21,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463890927] [2022-04-18 20:24:21,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 20:24:21,299 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-18 20:24:21,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-04-18 20:24:21,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-18 20:24:21,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-04-18 20:24:21,300 INFO L87 Difference]: Start difference. First operand 12719 states and 45056 transitions. Second operand has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 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 20:24:21,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-18 20:24:21,967 INFO L93 Difference]: Finished difference Result 12354 states and 43741 transitions. [2022-04-18 20:24:21,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-18 20:24:21,968 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 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) Word has length 24 [2022-04-18 20:24:21,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-18 20:24:21,999 INFO L225 Difference]: With dead ends: 12354 [2022-04-18 20:24:21,999 INFO L226 Difference]: Without dead ends: 12354 [2022-04-18 20:24:21,999 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-04-18 20:24:22,000 INFO L913 BasicCegarLoop]: 27 mSDtfsCounter, 36 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 348 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 433 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 348 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-04-18 20:24:22,000 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [36 Valid, 33 Invalid, 433 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 348 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-04-18 20:24:22,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12354 states. [2022-04-18 20:24:22,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12354 to 12354. [2022-04-18 20:24:22,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12354 states, 12335 states have (on average 3.546088366436968) internal successors, (43741), 12353 states have internal predecessors, (43741), 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 20:24:22,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12354 states to 12354 states and 43741 transitions. [2022-04-18 20:24:22,250 INFO L78 Accepts]: Start accepts. Automaton has 12354 states and 43741 transitions. Word has length 24 [2022-04-18 20:24:22,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-18 20:24:22,250 INFO L478 AbstractCegarLoop]: Abstraction has 12354 states and 43741 transitions. [2022-04-18 20:24:22,250 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 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 20:24:22,251 INFO L276 IsEmpty]: Start isEmpty. Operand 12354 states and 43741 transitions. [2022-04-18 20:24:22,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-04-18 20:24:22,259 INFO L491 BasicCegarLoop]: Found error trace [2022-04-18 20:24:22,259 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 20:24:22,259 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-04-18 20:24:22,259 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting thread3Err20ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2022-04-18 20:24:22,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 20:24:22,260 INFO L85 PathProgramCache]: Analyzing trace with hash -1801237275, now seen corresponding path program 1 times [2022-04-18 20:24:22,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-04-18 20:24:22,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606756995] [2022-04-18 20:24:22,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 20:24:22,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 20:24:22,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 20:24:22,343 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-04-18 20:24:22,343 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-04-18 20:24:22,343 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606756995] [2022-04-18 20:24:22,343 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606756995] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 20:24:22,343 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 20:24:22,343 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-18 20:24:22,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445016954] [2022-04-18 20:24:22,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 20:24:22,344 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-18 20:24:22,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-04-18 20:24:22,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-18 20:24:22,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-04-18 20:24:22,345 INFO L87 Difference]: Start difference. First operand 12354 states and 43741 transitions. Second operand has 5 states, 4 states have (on average 8.0) internal successors, (32), 5 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 20:24:23,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-18 20:24:23,051 INFO L93 Difference]: Finished difference Result 11989 states and 42426 transitions. [2022-04-18 20:24:23,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-18 20:24:23,051 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 8.0) internal successors, (32), 5 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) Word has length 32 [2022-04-18 20:24:23,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-18 20:24:23,080 INFO L225 Difference]: With dead ends: 11989 [2022-04-18 20:24:23,080 INFO L226 Difference]: Without dead ends: 11989 [2022-04-18 20:24:23,081 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-04-18 20:24:23,081 INFO L913 BasicCegarLoop]: 33 mSDtfsCounter, 36 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 357 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 39 SdHoareTripleChecker+Invalid, 424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-04-18 20:24:23,081 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [36 Valid, 39 Invalid, 424 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 357 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-04-18 20:24:23,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11989 states. [2022-04-18 20:24:23,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11989 to 11989. [2022-04-18 20:24:23,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11989 states, 11975 states have (on average 3.542881002087683) internal successors, (42426), 11988 states have internal predecessors, (42426), 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 20:24:23,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11989 states to 11989 states and 42426 transitions. [2022-04-18 20:24:23,292 INFO L78 Accepts]: Start accepts. Automaton has 11989 states and 42426 transitions. Word has length 32 [2022-04-18 20:24:23,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-18 20:24:23,292 INFO L478 AbstractCegarLoop]: Abstraction has 11989 states and 42426 transitions. [2022-04-18 20:24:23,292 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 8.0) internal successors, (32), 5 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 20:24:23,292 INFO L276 IsEmpty]: Start isEmpty. Operand 11989 states and 42426 transitions. [2022-04-18 20:24:23,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-04-18 20:24:23,303 INFO L491 BasicCegarLoop]: Found error trace [2022-04-18 20:24:23,303 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 20:24:23,303 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-04-18 20:24:23,304 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting thread3Err25ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2022-04-18 20:24:23,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 20:24:23,304 INFO L85 PathProgramCache]: Analyzing trace with hash 641793988, now seen corresponding path program 1 times [2022-04-18 20:24:23,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-04-18 20:24:23,304 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267789243] [2022-04-18 20:24:23,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 20:24:23,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 20:24:23,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 20:24:23,379 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-04-18 20:24:23,379 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-04-18 20:24:23,379 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1267789243] [2022-04-18 20:24:23,379 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1267789243] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 20:24:23,379 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 20:24:23,380 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-04-18 20:24:23,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491645269] [2022-04-18 20:24:23,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 20:24:23,381 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 20:24:23,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-04-18 20:24:23,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 20:24:23,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 20:24:23,382 INFO L87 Difference]: Start difference. First operand 11989 states and 42426 transitions. Second operand has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-18 20:24:23,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-18 20:24:23,625 INFO L93 Difference]: Finished difference Result 14610 states and 51486 transitions. [2022-04-18 20:24:23,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 20:24:23,625 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2022-04-18 20:24:23,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-18 20:24:23,670 INFO L225 Difference]: With dead ends: 14610 [2022-04-18 20:24:23,670 INFO L226 Difference]: Without dead ends: 14610 [2022-04-18 20:24:23,671 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 20:24:23,671 INFO L913 BasicCegarLoop]: 49 mSDtfsCounter, 62 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-18 20:24:23,671 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [62 Valid, 65 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-18 20:24:23,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14610 states. [2022-04-18 20:24:23,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14610 to 11624. [2022-04-18 20:24:23,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11624 states, 11615 states have (on average 3.539474817046922) internal successors, (41111), 11623 states have internal predecessors, (41111), 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 20:24:23,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11624 states to 11624 states and 41111 transitions. [2022-04-18 20:24:23,963 INFO L78 Accepts]: Start accepts. Automaton has 11624 states and 41111 transitions. Word has length 35 [2022-04-18 20:24:23,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-18 20:24:23,963 INFO L478 AbstractCegarLoop]: Abstraction has 11624 states and 41111 transitions. [2022-04-18 20:24:23,963 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-18 20:24:23,964 INFO L276 IsEmpty]: Start isEmpty. Operand 11624 states and 41111 transitions. [2022-04-18 20:24:23,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-04-18 20:24:23,974 INFO L491 BasicCegarLoop]: Found error trace [2022-04-18 20:24:23,974 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 20:24:23,974 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-04-18 20:24:23,974 INFO L403 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2022-04-18 20:24:23,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 20:24:23,975 INFO L85 PathProgramCache]: Analyzing trace with hash 1781907393, now seen corresponding path program 1 times [2022-04-18 20:24:23,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-04-18 20:24:23,975 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117621996] [2022-04-18 20:24:23,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 20:24:23,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 20:24:24,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 20:24:24,074 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-04-18 20:24:24,074 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-04-18 20:24:24,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117621996] [2022-04-18 20:24:24,074 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117621996] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 20:24:24,074 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 20:24:24,074 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-18 20:24:24,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406531637] [2022-04-18 20:24:24,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 20:24:24,076 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-18 20:24:24,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-04-18 20:24:24,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-18 20:24:24,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-04-18 20:24:24,077 INFO L87 Difference]: Start difference. First operand 11624 states and 41111 transitions. Second operand has 5 states, 4 states have (on average 8.75) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-18 20:24:24,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-18 20:24:24,776 INFO L93 Difference]: Finished difference Result 11496 states and 40735 transitions. [2022-04-18 20:24:24,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-18 20:24:24,776 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 8.75) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2022-04-18 20:24:24,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-18 20:24:24,813 INFO L225 Difference]: With dead ends: 11496 [2022-04-18 20:24:24,813 INFO L226 Difference]: Without dead ends: 11496 [2022-04-18 20:24:24,814 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-04-18 20:24:24,814 INFO L913 BasicCegarLoop]: 24 mSDtfsCounter, 27 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 306 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 25 SdHoareTripleChecker+Invalid, 393 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 306 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-04-18 20:24:24,815 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [27 Valid, 25 Invalid, 393 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 306 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-04-18 20:24:24,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11496 states. [2022-04-18 20:24:24,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11496 to 11496. [2022-04-18 20:24:25,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11496 states, 11490 states have (on average 3.5452567449956485) internal successors, (40735), 11495 states have internal predecessors, (40735), 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 20:24:25,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11496 states to 11496 states and 40735 transitions. [2022-04-18 20:24:25,043 INFO L78 Accepts]: Start accepts. Automaton has 11496 states and 40735 transitions. Word has length 35 [2022-04-18 20:24:25,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-18 20:24:25,044 INFO L478 AbstractCegarLoop]: Abstraction has 11496 states and 40735 transitions. [2022-04-18 20:24:25,044 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 8.75) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-18 20:24:25,044 INFO L276 IsEmpty]: Start isEmpty. Operand 11496 states and 40735 transitions. [2022-04-18 20:24:25,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-04-18 20:24:25,056 INFO L491 BasicCegarLoop]: Found error trace [2022-04-18 20:24:25,057 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 20:24:25,057 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-04-18 20:24:25,057 INFO L403 AbstractCegarLoop]: === Iteration 16 === Targeting thread3Err27ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2022-04-18 20:24:25,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 20:24:25,057 INFO L85 PathProgramCache]: Analyzing trace with hash -1483605653, now seen corresponding path program 1 times [2022-04-18 20:24:25,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-04-18 20:24:25,057 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895423931] [2022-04-18 20:24:25,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 20:24:25,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 20:24:25,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 20:24:25,126 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-04-18 20:24:25,126 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-04-18 20:24:25,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895423931] [2022-04-18 20:24:25,126 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895423931] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 20:24:25,126 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 20:24:25,127 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-18 20:24:25,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412017176] [2022-04-18 20:24:25,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 20:24:25,127 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-18 20:24:25,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-04-18 20:24:25,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-18 20:24:25,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-18 20:24:25,128 INFO L87 Difference]: Start difference. First operand 11496 states and 40735 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-18 20:24:25,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-18 20:24:25,523 INFO L93 Difference]: Finished difference Result 11516 states and 40425 transitions. [2022-04-18 20:24:25,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-18 20:24:25,523 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2022-04-18 20:24:25,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-18 20:24:25,547 INFO L225 Difference]: With dead ends: 11516 [2022-04-18 20:24:25,547 INFO L226 Difference]: Without dead ends: 10220 [2022-04-18 20:24:25,548 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-18 20:24:25,548 INFO L913 BasicCegarLoop]: 30 mSDtfsCounter, 40 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 215 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-04-18 20:24:25,548 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [40 Valid, 115 Invalid, 215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 215 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-18 20:24:25,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10220 states. [2022-04-18 20:24:25,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10220 to 10220. [2022-04-18 20:24:25,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10220 states, 10215 states have (on average 3.574645129711209) internal successors, (36515), 10219 states have internal predecessors, (36515), 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 20:24:25,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10220 states to 10220 states and 36515 transitions. [2022-04-18 20:24:25,730 INFO L78 Accepts]: Start accepts. Automaton has 10220 states and 36515 transitions. Word has length 38 [2022-04-18 20:24:25,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-18 20:24:25,730 INFO L478 AbstractCegarLoop]: Abstraction has 10220 states and 36515 transitions. [2022-04-18 20:24:25,730 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-18 20:24:25,730 INFO L276 IsEmpty]: Start isEmpty. Operand 10220 states and 36515 transitions. [2022-04-18 20:24:25,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-04-18 20:24:25,743 INFO L491 BasicCegarLoop]: Found error trace [2022-04-18 20:24:25,743 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 20:24:25,743 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-04-18 20:24:25,743 INFO L403 AbstractCegarLoop]: === Iteration 17 === Targeting thread3Err27ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2022-04-18 20:24:25,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 20:24:25,744 INFO L85 PathProgramCache]: Analyzing trace with hash -1319437957, now seen corresponding path program 1 times [2022-04-18 20:24:25,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-04-18 20:24:25,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741675759] [2022-04-18 20:24:25,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 20:24:25,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 20:24:25,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 20:24:25,875 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-04-18 20:24:25,875 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-04-18 20:24:25,875 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741675759] [2022-04-18 20:24:25,876 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741675759] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 20:24:25,876 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 20:24:25,876 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-18 20:24:25,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570737084] [2022-04-18 20:24:25,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 20:24:25,877 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-18 20:24:25,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-04-18 20:24:25,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-18 20:24:25,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-04-18 20:24:25,877 INFO L87 Difference]: Start difference. First operand 10220 states and 36515 transitions. Second operand has 5 states, 4 states have (on average 10.0) internal successors, (40), 5 states have internal predecessors, (40), 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 20:24:26,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-18 20:24:26,626 INFO L93 Difference]: Finished difference Result 9907 states and 35372 transitions. [2022-04-18 20:24:26,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-18 20:24:26,626 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 10.0) internal successors, (40), 5 states have internal predecessors, (40), 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) Word has length 40 [2022-04-18 20:24:26,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-18 20:24:26,647 INFO L225 Difference]: With dead ends: 9907 [2022-04-18 20:24:26,647 INFO L226 Difference]: Without dead ends: 9392 [2022-04-18 20:24:26,648 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-04-18 20:24:26,648 INFO L913 BasicCegarLoop]: 32 mSDtfsCounter, 36 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 449 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 449 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-04-18 20:24:26,648 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [36 Valid, 38 Invalid, 512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 449 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-04-18 20:24:26,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9392 states. [2022-04-18 20:24:26,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9392 to 9392. [2022-04-18 20:24:26,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9392 states, 9390 states have (on average 3.6340788072417465) internal successors, (34124), 9391 states have internal predecessors, (34124), 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 20:24:26,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9392 states to 9392 states and 34124 transitions. [2022-04-18 20:24:26,804 INFO L78 Accepts]: Start accepts. Automaton has 9392 states and 34124 transitions. Word has length 40 [2022-04-18 20:24:26,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-18 20:24:26,806 INFO L478 AbstractCegarLoop]: Abstraction has 9392 states and 34124 transitions. [2022-04-18 20:24:26,806 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 10.0) internal successors, (40), 5 states have internal predecessors, (40), 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 20:24:26,806 INFO L276 IsEmpty]: Start isEmpty. Operand 9392 states and 34124 transitions. [2022-04-18 20:24:26,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-04-18 20:24:26,819 INFO L491 BasicCegarLoop]: Found error trace [2022-04-18 20:24:26,819 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 20:24:26,819 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-04-18 20:24:26,820 INFO L403 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr35ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2022-04-18 20:24:26,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 20:24:26,820 INFO L85 PathProgramCache]: Analyzing trace with hash 184037597, now seen corresponding path program 1 times [2022-04-18 20:24:26,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-04-18 20:24:26,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144194969] [2022-04-18 20:24:26,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 20:24:26,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 20:24:26,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 20:24:26,909 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-04-18 20:24:26,909 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-04-18 20:24:26,909 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144194969] [2022-04-18 20:24:26,909 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144194969] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 20:24:26,909 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 20:24:26,910 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-18 20:24:26,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383786989] [2022-04-18 20:24:26,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 20:24:26,910 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-18 20:24:26,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-04-18 20:24:26,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-18 20:24:26,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-04-18 20:24:26,911 INFO L87 Difference]: Start difference. First operand 9392 states and 34124 transitions. Second operand has 5 states, 4 states have (on average 10.75) internal successors, (43), 5 states have internal predecessors, (43), 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 20:24:27,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-18 20:24:27,325 INFO L93 Difference]: Finished difference Result 9360 states and 34060 transitions. [2022-04-18 20:24:27,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-18 20:24:27,325 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 10.75) internal successors, (43), 5 states have internal predecessors, (43), 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) Word has length 43 [2022-04-18 20:24:27,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-18 20:24:27,325 INFO L225 Difference]: With dead ends: 9360 [2022-04-18 20:24:27,325 INFO L226 Difference]: Without dead ends: 0 [2022-04-18 20:24:27,326 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-04-18 20:24:27,326 INFO L913 BasicCegarLoop]: 28 mSDtfsCounter, 12 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 342 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 411 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 342 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-04-18 20:24:27,326 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 30 Invalid, 411 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 342 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-04-18 20:24:27,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-04-18 20:24:27,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-04-18 20:24:27,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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 20:24:27,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-04-18 20:24:27,327 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2022-04-18 20:24:27,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-18 20:24:27,327 INFO L478 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-04-18 20:24:27,327 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 10.75) internal successors, (43), 5 states have internal predecessors, (43), 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 20:24:27,327 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-04-18 20:24:27,327 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-18 20:24:27,328 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (224 of 225 remaining) [2022-04-18 20:24:27,329 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (223 of 225 remaining) [2022-04-18 20:24:27,329 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (222 of 225 remaining) [2022-04-18 20:24:27,329 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (221 of 225 remaining) [2022-04-18 20:24:27,329 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (220 of 225 remaining) [2022-04-18 20:24:27,329 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (219 of 225 remaining) [2022-04-18 20:24:27,329 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (218 of 225 remaining) [2022-04-18 20:24:27,329 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (217 of 225 remaining) [2022-04-18 20:24:27,329 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (216 of 225 remaining) [2022-04-18 20:24:27,329 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (215 of 225 remaining) [2022-04-18 20:24:27,329 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (214 of 225 remaining) [2022-04-18 20:24:27,330 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (213 of 225 remaining) [2022-04-18 20:24:27,330 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (212 of 225 remaining) [2022-04-18 20:24:27,330 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (211 of 225 remaining) [2022-04-18 20:24:27,330 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (210 of 225 remaining) [2022-04-18 20:24:27,330 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (209 of 225 remaining) [2022-04-18 20:24:27,331 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (208 of 225 remaining) [2022-04-18 20:24:27,331 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (207 of 225 remaining) [2022-04-18 20:24:27,331 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (206 of 225 remaining) [2022-04-18 20:24:27,331 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (205 of 225 remaining) [2022-04-18 20:24:27,331 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (204 of 225 remaining) [2022-04-18 20:24:27,331 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (203 of 225 remaining) [2022-04-18 20:24:27,331 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (202 of 225 remaining) [2022-04-18 20:24:27,331 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (201 of 225 remaining) [2022-04-18 20:24:27,332 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err24ASSERT_VIOLATIONDATA_RACE (200 of 225 remaining) [2022-04-18 20:24:27,332 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err25ASSERT_VIOLATIONDATA_RACE (199 of 225 remaining) [2022-04-18 20:24:27,332 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err26ASSERT_VIOLATIONDATA_RACE (198 of 225 remaining) [2022-04-18 20:24:27,332 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err27ASSERT_VIOLATIONDATA_RACE (197 of 225 remaining) [2022-04-18 20:24:27,332 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err28ASSERT_VIOLATIONDATA_RACE (196 of 225 remaining) [2022-04-18 20:24:27,332 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (195 of 225 remaining) [2022-04-18 20:24:27,332 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (194 of 225 remaining) [2022-04-18 20:24:27,332 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (193 of 225 remaining) [2022-04-18 20:24:27,332 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (192 of 225 remaining) [2022-04-18 20:24:27,333 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (191 of 225 remaining) [2022-04-18 20:24:27,333 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (190 of 225 remaining) [2022-04-18 20:24:27,333 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (189 of 225 remaining) [2022-04-18 20:24:27,333 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (188 of 225 remaining) [2022-04-18 20:24:27,333 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (187 of 225 remaining) [2022-04-18 20:24:27,333 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (186 of 225 remaining) [2022-04-18 20:24:27,333 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (185 of 225 remaining) [2022-04-18 20:24:27,333 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (184 of 225 remaining) [2022-04-18 20:24:27,334 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (183 of 225 remaining) [2022-04-18 20:24:27,334 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (182 of 225 remaining) [2022-04-18 20:24:27,334 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (181 of 225 remaining) [2022-04-18 20:24:27,334 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (180 of 225 remaining) [2022-04-18 20:24:27,334 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (179 of 225 remaining) [2022-04-18 20:24:27,334 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (178 of 225 remaining) [2022-04-18 20:24:27,334 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (177 of 225 remaining) [2022-04-18 20:24:27,334 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (176 of 225 remaining) [2022-04-18 20:24:27,334 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (175 of 225 remaining) [2022-04-18 20:24:27,334 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (174 of 225 remaining) [2022-04-18 20:24:27,334 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (173 of 225 remaining) [2022-04-18 20:24:27,334 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (172 of 225 remaining) [2022-04-18 20:24:27,334 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (171 of 225 remaining) [2022-04-18 20:24:27,334 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (170 of 225 remaining) [2022-04-18 20:24:27,335 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (169 of 225 remaining) [2022-04-18 20:24:27,335 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (168 of 225 remaining) [2022-04-18 20:24:27,335 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (167 of 225 remaining) [2022-04-18 20:24:27,335 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (166 of 225 remaining) [2022-04-18 20:24:27,335 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (165 of 225 remaining) [2022-04-18 20:24:27,335 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (164 of 225 remaining) [2022-04-18 20:24:27,335 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (163 of 225 remaining) [2022-04-18 20:24:27,335 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (162 of 225 remaining) [2022-04-18 20:24:27,335 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (161 of 225 remaining) [2022-04-18 20:24:27,336 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (160 of 225 remaining) [2022-04-18 20:24:27,336 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (159 of 225 remaining) [2022-04-18 20:24:27,336 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (158 of 225 remaining) [2022-04-18 20:24:27,336 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (157 of 225 remaining) [2022-04-18 20:24:27,336 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (156 of 225 remaining) [2022-04-18 20:24:27,336 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (155 of 225 remaining) [2022-04-18 20:24:27,336 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (154 of 225 remaining) [2022-04-18 20:24:27,336 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (153 of 225 remaining) [2022-04-18 20:24:27,337 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (152 of 225 remaining) [2022-04-18 20:24:27,337 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (151 of 225 remaining) [2022-04-18 20:24:27,337 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (150 of 225 remaining) [2022-04-18 20:24:27,337 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (149 of 225 remaining) [2022-04-18 20:24:27,337 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (148 of 225 remaining) [2022-04-18 20:24:27,337 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (147 of 225 remaining) [2022-04-18 20:24:27,337 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (146 of 225 remaining) [2022-04-18 20:24:27,337 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err20ASSERT_VIOLATIONDATA_RACE (145 of 225 remaining) [2022-04-18 20:24:27,337 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err21ASSERT_VIOLATIONDATA_RACE (144 of 225 remaining) [2022-04-18 20:24:27,338 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err22ASSERT_VIOLATIONDATA_RACE (143 of 225 remaining) [2022-04-18 20:24:27,338 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err23ASSERT_VIOLATIONDATA_RACE (142 of 225 remaining) [2022-04-18 20:24:27,338 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err24ASSERT_VIOLATIONDATA_RACE (141 of 225 remaining) [2022-04-18 20:24:27,338 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err25ASSERT_VIOLATIONDATA_RACE (140 of 225 remaining) [2022-04-18 20:24:27,338 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err26ASSERT_VIOLATIONDATA_RACE (139 of 225 remaining) [2022-04-18 20:24:27,338 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err27ASSERT_VIOLATIONDATA_RACE (138 of 225 remaining) [2022-04-18 20:24:27,338 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err28ASSERT_VIOLATIONDATA_RACE (137 of 225 remaining) [2022-04-18 20:24:27,338 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err29ASSERT_VIOLATIONDATA_RACE (136 of 225 remaining) [2022-04-18 20:24:27,339 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err30ASSERT_VIOLATIONDATA_RACE (135 of 225 remaining) [2022-04-18 20:24:27,339 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err31ASSERT_VIOLATIONDATA_RACE (134 of 225 remaining) [2022-04-18 20:24:27,339 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err32ASSERT_VIOLATIONDATA_RACE (133 of 225 remaining) [2022-04-18 20:24:27,339 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (132 of 225 remaining) [2022-04-18 20:24:27,339 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (131 of 225 remaining) [2022-04-18 20:24:27,339 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (130 of 225 remaining) [2022-04-18 20:24:27,339 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (129 of 225 remaining) [2022-04-18 20:24:27,339 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (128 of 225 remaining) [2022-04-18 20:24:27,340 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (127 of 225 remaining) [2022-04-18 20:24:27,340 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (126 of 225 remaining) [2022-04-18 20:24:27,340 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (125 of 225 remaining) [2022-04-18 20:24:27,340 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (124 of 225 remaining) [2022-04-18 20:24:27,340 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (123 of 225 remaining) [2022-04-18 20:24:27,340 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (122 of 225 remaining) [2022-04-18 20:24:27,340 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (121 of 225 remaining) [2022-04-18 20:24:27,340 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (120 of 225 remaining) [2022-04-18 20:24:27,341 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (119 of 225 remaining) [2022-04-18 20:24:27,341 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (118 of 225 remaining) [2022-04-18 20:24:27,341 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (117 of 225 remaining) [2022-04-18 20:24:27,341 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (116 of 225 remaining) [2022-04-18 20:24:27,341 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (115 of 225 remaining) [2022-04-18 20:24:27,341 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (114 of 225 remaining) [2022-04-18 20:24:27,341 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (113 of 225 remaining) [2022-04-18 20:24:27,341 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (112 of 225 remaining) [2022-04-18 20:24:27,341 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (111 of 225 remaining) [2022-04-18 20:24:27,342 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (110 of 225 remaining) [2022-04-18 20:24:27,342 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (109 of 225 remaining) [2022-04-18 20:24:27,342 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (108 of 225 remaining) [2022-04-18 20:24:27,342 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE (107 of 225 remaining) [2022-04-18 20:24:27,342 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONDATA_RACE (106 of 225 remaining) [2022-04-18 20:24:27,342 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONDATA_RACE (105 of 225 remaining) [2022-04-18 20:24:27,342 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE (104 of 225 remaining) [2022-04-18 20:24:27,342 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONDATA_RACE (103 of 225 remaining) [2022-04-18 20:24:27,342 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONDATA_RACE (102 of 225 remaining) [2022-04-18 20:24:27,342 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONDATA_RACE (101 of 225 remaining) [2022-04-18 20:24:27,342 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONDATA_RACE (100 of 225 remaining) [2022-04-18 20:24:27,342 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONDATA_RACE (99 of 225 remaining) [2022-04-18 20:24:27,342 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONDATA_RACE (98 of 225 remaining) [2022-04-18 20:24:27,342 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONDATA_RACE (97 of 225 remaining) [2022-04-18 20:24:27,343 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONDATA_RACE (96 of 225 remaining) [2022-04-18 20:24:27,343 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE (95 of 225 remaining) [2022-04-18 20:24:27,343 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (94 of 225 remaining) [2022-04-18 20:24:27,343 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (93 of 225 remaining) [2022-04-18 20:24:27,343 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (92 of 225 remaining) [2022-04-18 20:24:27,343 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (91 of 225 remaining) [2022-04-18 20:24:27,343 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (90 of 225 remaining) [2022-04-18 20:24:27,343 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (89 of 225 remaining) [2022-04-18 20:24:27,343 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (88 of 225 remaining) [2022-04-18 20:24:27,343 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (87 of 225 remaining) [2022-04-18 20:24:27,343 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (86 of 225 remaining) [2022-04-18 20:24:27,344 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (85 of 225 remaining) [2022-04-18 20:24:27,344 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (84 of 225 remaining) [2022-04-18 20:24:27,344 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (83 of 225 remaining) [2022-04-18 20:24:27,344 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (82 of 225 remaining) [2022-04-18 20:24:27,344 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (81 of 225 remaining) [2022-04-18 20:24:27,344 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (80 of 225 remaining) [2022-04-18 20:24:27,344 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (79 of 225 remaining) [2022-04-18 20:24:27,344 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (78 of 225 remaining) [2022-04-18 20:24:27,345 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (77 of 225 remaining) [2022-04-18 20:24:27,345 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (76 of 225 remaining) [2022-04-18 20:24:27,345 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (75 of 225 remaining) [2022-04-18 20:24:27,345 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (74 of 225 remaining) [2022-04-18 20:24:27,345 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (73 of 225 remaining) [2022-04-18 20:24:27,345 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (72 of 225 remaining) [2022-04-18 20:24:27,345 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (71 of 225 remaining) [2022-04-18 20:24:27,345 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (70 of 225 remaining) [2022-04-18 20:24:27,346 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (69 of 225 remaining) [2022-04-18 20:24:27,346 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (68 of 225 remaining) [2022-04-18 20:24:27,346 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err24ASSERT_VIOLATIONDATA_RACE (67 of 225 remaining) [2022-04-18 20:24:27,346 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err25ASSERT_VIOLATIONDATA_RACE (66 of 225 remaining) [2022-04-18 20:24:27,346 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err26ASSERT_VIOLATIONDATA_RACE (65 of 225 remaining) [2022-04-18 20:24:27,346 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err27ASSERT_VIOLATIONDATA_RACE (64 of 225 remaining) [2022-04-18 20:24:27,346 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread1Err28ASSERT_VIOLATIONDATA_RACE (63 of 225 remaining) [2022-04-18 20:24:27,346 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (62 of 225 remaining) [2022-04-18 20:24:27,347 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (61 of 225 remaining) [2022-04-18 20:24:27,347 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (60 of 225 remaining) [2022-04-18 20:24:27,347 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (59 of 225 remaining) [2022-04-18 20:24:27,347 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (58 of 225 remaining) [2022-04-18 20:24:27,347 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (57 of 225 remaining) [2022-04-18 20:24:27,347 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (56 of 225 remaining) [2022-04-18 20:24:27,347 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (55 of 225 remaining) [2022-04-18 20:24:27,347 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (54 of 225 remaining) [2022-04-18 20:24:27,347 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (53 of 225 remaining) [2022-04-18 20:24:27,348 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (52 of 225 remaining) [2022-04-18 20:24:27,348 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (51 of 225 remaining) [2022-04-18 20:24:27,348 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (50 of 225 remaining) [2022-04-18 20:24:27,348 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (49 of 225 remaining) [2022-04-18 20:24:27,348 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (48 of 225 remaining) [2022-04-18 20:24:27,348 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (47 of 225 remaining) [2022-04-18 20:24:27,348 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (46 of 225 remaining) [2022-04-18 20:24:27,348 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (45 of 225 remaining) [2022-04-18 20:24:27,349 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (44 of 225 remaining) [2022-04-18 20:24:27,349 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (43 of 225 remaining) [2022-04-18 20:24:27,349 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (42 of 225 remaining) [2022-04-18 20:24:27,349 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (41 of 225 remaining) [2022-04-18 20:24:27,349 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (40 of 225 remaining) [2022-04-18 20:24:27,349 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (39 of 225 remaining) [2022-04-18 20:24:27,349 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (38 of 225 remaining) [2022-04-18 20:24:27,349 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (37 of 225 remaining) [2022-04-18 20:24:27,350 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (36 of 225 remaining) [2022-04-18 20:24:27,350 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (35 of 225 remaining) [2022-04-18 20:24:27,350 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (34 of 225 remaining) [2022-04-18 20:24:27,350 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (33 of 225 remaining) [2022-04-18 20:24:27,350 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (32 of 225 remaining) [2022-04-18 20:24:27,350 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (31 of 225 remaining) [2022-04-18 20:24:27,350 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (30 of 225 remaining) [2022-04-18 20:24:27,350 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (29 of 225 remaining) [2022-04-18 20:24:27,351 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (28 of 225 remaining) [2022-04-18 20:24:27,351 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (27 of 225 remaining) [2022-04-18 20:24:27,351 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (26 of 225 remaining) [2022-04-18 20:24:27,351 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (25 of 225 remaining) [2022-04-18 20:24:27,351 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (24 of 225 remaining) [2022-04-18 20:24:27,351 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (23 of 225 remaining) [2022-04-18 20:24:27,351 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (22 of 225 remaining) [2022-04-18 20:24:27,351 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (21 of 225 remaining) [2022-04-18 20:24:27,351 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (20 of 225 remaining) [2022-04-18 20:24:27,352 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (19 of 225 remaining) [2022-04-18 20:24:27,352 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (18 of 225 remaining) [2022-04-18 20:24:27,352 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (17 of 225 remaining) [2022-04-18 20:24:27,352 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (16 of 225 remaining) [2022-04-18 20:24:27,352 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (15 of 225 remaining) [2022-04-18 20:24:27,352 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (14 of 225 remaining) [2022-04-18 20:24:27,352 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (13 of 225 remaining) [2022-04-18 20:24:27,352 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err20ASSERT_VIOLATIONDATA_RACE (12 of 225 remaining) [2022-04-18 20:24:27,353 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err21ASSERT_VIOLATIONDATA_RACE (11 of 225 remaining) [2022-04-18 20:24:27,353 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err22ASSERT_VIOLATIONDATA_RACE (10 of 225 remaining) [2022-04-18 20:24:27,353 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err23ASSERT_VIOLATIONDATA_RACE (9 of 225 remaining) [2022-04-18 20:24:27,353 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err24ASSERT_VIOLATIONDATA_RACE (8 of 225 remaining) [2022-04-18 20:24:27,353 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err25ASSERT_VIOLATIONDATA_RACE (7 of 225 remaining) [2022-04-18 20:24:27,353 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err26ASSERT_VIOLATIONDATA_RACE (6 of 225 remaining) [2022-04-18 20:24:27,353 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err27ASSERT_VIOLATIONDATA_RACE (5 of 225 remaining) [2022-04-18 20:24:27,353 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err28ASSERT_VIOLATIONDATA_RACE (4 of 225 remaining) [2022-04-18 20:24:27,354 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err29ASSERT_VIOLATIONDATA_RACE (3 of 225 remaining) [2022-04-18 20:24:27,354 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err30ASSERT_VIOLATIONDATA_RACE (2 of 225 remaining) [2022-04-18 20:24:27,354 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err31ASSERT_VIOLATIONDATA_RACE (1 of 225 remaining) [2022-04-18 20:24:27,354 INFO L788 garLoopResultBuilder]: Registering result SAFE for location thread3Err32ASSERT_VIOLATIONDATA_RACE (0 of 225 remaining) [2022-04-18 20:24:27,354 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-04-18 20:24:27,355 INFO L719 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 20:24:27,359 INFO L227 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-04-18 20:24:27,359 INFO L177 ceAbstractionStarter]: Computing trace abstraction results [2022-04-18 20:24:27,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.04 08:24:27 BasicIcfg [2022-04-18 20:24:27,361 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-04-18 20:24:27,362 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-04-18 20:24:27,362 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-04-18 20:24:27,362 INFO L275 PluginConnector]: Witness Printer initialized [2022-04-18 20:24:27,362 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 08:22:21" (3/4) ... [2022-04-18 20:24:27,364 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-04-18 20:24:27,372 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-04-18 20:24:27,372 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-04-18 20:24:27,372 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2022-04-18 20:24:27,388 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2022-04-18 20:24:27,389 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-04-18 20:24:27,389 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-04-18 20:24:27,390 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-04-18 20:24:27,427 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/witness.graphml [2022-04-18 20:24:27,428 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-04-18 20:24:27,428 INFO L158 Benchmark]: Toolchain (without parser) took 128173.28ms. Allocated memory was 90.2MB in the beginning and 14.1GB in the end (delta: 14.0GB). Free memory was 52.2MB in the beginning and 12.1GB in the end (delta: -12.1GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. [2022-04-18 20:24:27,429 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 90.2MB. Free memory is still 68.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-04-18 20:24:27,429 INFO L158 Benchmark]: CACSL2BoogieTranslator took 245.74ms. Allocated memory was 90.2MB in the beginning and 125.8MB in the end (delta: 35.7MB). Free memory was 52.0MB in the beginning and 101.1MB in the end (delta: -49.1MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2022-04-18 20:24:27,429 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.53ms. Allocated memory is still 125.8MB. Free memory was 101.1MB in the beginning and 96.0MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-04-18 20:24:27,430 INFO L158 Benchmark]: Boogie Preprocessor took 68.00ms. Allocated memory is still 125.8MB. Free memory was 96.0MB in the beginning and 90.7MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-04-18 20:24:27,430 INFO L158 Benchmark]: RCFGBuilder took 1565.29ms. Allocated memory was 125.8MB in the beginning and 176.2MB in the end (delta: 50.3MB). Free memory was 90.7MB in the beginning and 98.9MB in the end (delta: -8.1MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. [2022-04-18 20:24:27,430 INFO L158 Benchmark]: TraceAbstraction took 126154.26ms. Allocated memory was 176.2MB in the beginning and 14.1GB in the end (delta: 13.9GB). Free memory was 97.8MB in the beginning and 12.1GB in the end (delta: -12.0GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2022-04-18 20:24:27,431 INFO L158 Benchmark]: Witness Printer took 66.54ms. Allocated memory is still 14.1GB. Free memory was 12.1GB in the beginning and 12.1GB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-04-18 20:24:27,432 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.08ms. Allocated memory is still 90.2MB. Free memory is still 68.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 245.74ms. Allocated memory was 90.2MB in the beginning and 125.8MB in the end (delta: 35.7MB). Free memory was 52.0MB in the beginning and 101.1MB in the end (delta: -49.1MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.53ms. Allocated memory is still 125.8MB. Free memory was 101.1MB in the beginning and 96.0MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.00ms. Allocated memory is still 125.8MB. Free memory was 96.0MB in the beginning and 90.7MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1565.29ms. Allocated memory was 125.8MB in the beginning and 176.2MB in the end (delta: 50.3MB). Free memory was 90.7MB in the beginning and 98.9MB in the end (delta: -8.1MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. * TraceAbstraction took 126154.26ms. Allocated memory was 176.2MB in the beginning and 14.1GB in the end (delta: 13.9GB). Free memory was 97.8MB in the beginning and 12.1GB in the end (delta: -12.0GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. * Witness Printer took 66.54ms. Allocated memory is still 14.1GB. Free memory was 12.1GB in the beginning and 12.1GB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 92.7s, 785 PlacesBefore, 211 PlacesAfterwards, 816 TransitionsBefore, 213 TransitionsAfterwards, 64810 CoEnabledTransitionPairs, 17 FixpointIterations, 527 TrivialSequentialCompositions, 486 ConcurrentSequentialCompositions, 53 TrivialYvCompositions, 46 ConcurrentYvCompositions, 29 ChoiceCompositions, 1141 TotalNumberOfCompositions, 304082 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 122221, positive: 120222, positive conditional: 0, positive unconditional: 120222, negative: 1999, negative conditional: 0, negative unconditional: 1999, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 49653, positive: 49371, positive conditional: 0, positive unconditional: 49371, negative: 282, negative conditional: 0, negative unconditional: 282, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 49653, positive: 40355, positive conditional: 0, positive unconditional: 40355, negative: 9298, negative conditional: 0, negative unconditional: 9298, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 9298, positive: 9016, positive conditional: 0, positive unconditional: 9016, negative: 206, negative conditional: 0, negative unconditional: 206, unknown: 76, unknown conditional: 0, unknown unconditional: 76] , SemanticIndependenceRelation.Query Time [ms]: [ total: 26327, positive: 13256, positive conditional: 0, positive unconditional: 13256, negative: 700, negative conditional: 0, negative unconditional: 700, unknown: 12371, unknown conditional: 0, unknown unconditional: 12371] ], Cache Queries: [ total: 122221, positive: 70851, positive conditional: 0, positive unconditional: 70851, negative: 1717, negative conditional: 0, negative unconditional: 1717, unknown: 49653, unknown conditional: 0, unknown unconditional: 49653] , Statistics on independence cache: Total cache size (in pairs): 4293, Positive cache size: 4200, Positive conditional cache size: 0, Positive unconditional cache size: 4200, Negative cache size: 93, Negative conditional cache size: 0, Negative unconditional cache size: 93 - 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: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 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: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: 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: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: 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: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - 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: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 110]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 115]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 119]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 119]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 150]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 120]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 120]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 150]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 150]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 161]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 123]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 124]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 125]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 125]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 126]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 150]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 136]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 138]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 138]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 1074 locations, 225 error locations. Started 1 CEGAR loops. OverallTime: 125.9s, OverallIterations: 18, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.8s, AutomataDifference: 11.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 105.4s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1096 SdHoareTripleChecker+Valid, 7.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1096 mSDsluCounter, 1361 SdHoareTripleChecker+Invalid, 6.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1994 mSDsCounter, 709 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4681 IncrementalHoareTripleChecker+Invalid, 5390 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 709 mSolverCounterUnsat, 641 mSDtfsCounter, 4681 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 109 GetRequests, 51 SyntacticMatches, 2 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=564867occurred in iteration=0, InterpolantAutomatonStates: 83, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.6s AutomataMinimizationTime, 18 MinimizatonAttempts, 17929 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 445 NumberOfCodeBlocks, 445 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 443 ConstructedInterpolants, 0 QuantifiedInterpolants, 1217 SizeOfPredicates, 7 NumberOfNonLiveVariables, 461 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 20 InterpolantComputations, 18 PerfectInterpolantSequences, 46/48 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 130 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-04-18 20:24:27,507 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE