/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/goblint-regression/09-regions_18-nested_rc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-15 20:20:11,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-15 20:20:11,114 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-15 20:20:11,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-15 20:20:11,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-15 20:20:11,149 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-15 20:20:11,149 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-15 20:20:11,150 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-15 20:20:11,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-15 20:20:11,152 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-15 20:20:11,152 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-15 20:20:11,153 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-15 20:20:11,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-15 20:20:11,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-15 20:20:11,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-15 20:20:11,155 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-15 20:20:11,156 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-15 20:20:11,157 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-15 20:20:11,158 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-15 20:20:11,163 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-15 20:20:11,169 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-15 20:20:11,174 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-15 20:20:11,175 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-15 20:20:11,177 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-15 20:20:11,179 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-15 20:20:11,179 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-15 20:20:11,179 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-15 20:20:11,179 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-15 20:20:11,180 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-15 20:20:11,180 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-03-15 20:20:11,180 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-15 20:20:11,181 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-15 20:20:11,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-15 20:20:11,182 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-15 20:20:11,182 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-15 20:20:11,182 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-15 20:20:11,183 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-15 20:20:11,183 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-15 20:20:11,183 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-15 20:20:11,184 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-15 20:20:11,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-15 20:20:11,191 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2022-03-15 20:20:11,210 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-15 20:20:11,210 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-15 20:20:11,211 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-15 20:20:11,211 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-15 20:20:11,216 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-15 20:20:11,216 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-15 20:20:11,216 INFO L138 SettingsManager]: * Use SBE=true [2022-03-15 20:20:11,216 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-15 20:20:11,216 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-15 20:20:11,217 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-15 20:20:11,217 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-15 20:20:11,217 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-15 20:20:11,217 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-15 20:20:11,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-15 20:20:11,218 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-15 20:20:11,218 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-15 20:20:11,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-15 20:20:11,218 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-15 20:20:11,218 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-15 20:20:11,218 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-15 20:20:11,218 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-15 20:20:11,218 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-15 20:20:11,218 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-15 20:20:11,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 20:20:11,219 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-15 20:20:11,219 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-03-15 20:20:11,219 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-15 20:20:11,219 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-15 20:20:11,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-15 20:20:11,219 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2022-03-15 20:20:11,219 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2022-03-15 20:20:11,219 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-15 20:20:11,219 INFO L138 SettingsManager]: * Interpolant automaton=MCR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-15 20:20:11,416 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-15 20:20:11,430 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-15 20:20:11,432 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-15 20:20:11,433 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-15 20:20:11,433 INFO L275 PluginConnector]: CDTParser initialized [2022-03-15 20:20:11,434 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/09-regions_18-nested_rc.i [2022-03-15 20:20:11,481 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52ceee700/c602cb2974ff4ed1ae93af14921f5b9a/FLAGd2761c146 [2022-03-15 20:20:11,905 INFO L306 CDTParser]: Found 1 translation units. [2022-03-15 20:20:11,905 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/09-regions_18-nested_rc.i [2022-03-15 20:20:11,914 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52ceee700/c602cb2974ff4ed1ae93af14921f5b9a/FLAGd2761c146 [2022-03-15 20:20:12,284 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52ceee700/c602cb2974ff4ed1ae93af14921f5b9a [2022-03-15 20:20:12,287 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-15 20:20:12,288 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-15 20:20:12,289 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-15 20:20:12,289 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-15 20:20:12,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-15 20:20:12,291 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 08:20:12" (1/1) ... [2022-03-15 20:20:12,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f2e4887 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:20:12, skipping insertion in model container [2022-03-15 20:20:12,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 08:20:12" (1/1) ... [2022-03-15 20:20:12,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-15 20:20:12,338 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-15 20:20:12,699 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 20:20:12,713 INFO L203 MainTranslator]: Completed pre-run [2022-03-15 20:20:12,757 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 20:20:12,809 INFO L208 MainTranslator]: Completed translation [2022-03-15 20:20:12,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:20:12 WrapperNode [2022-03-15 20:20:12,810 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-15 20:20:12,810 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-15 20:20:12,811 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-15 20:20:12,811 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-15 20:20:12,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:20:12" (1/1) ... [2022-03-15 20:20:12,830 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:20:12" (1/1) ... [2022-03-15 20:20:12,856 INFO L137 Inliner]: procedures = 371, calls = 34, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 231 [2022-03-15 20:20:12,857 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-15 20:20:12,858 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-15 20:20:12,858 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-15 20:20:12,858 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-15 20:20:12,863 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:20:12" (1/1) ... [2022-03-15 20:20:12,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:20:12" (1/1) ... [2022-03-15 20:20:12,868 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:20:12" (1/1) ... [2022-03-15 20:20:12,868 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:20:12" (1/1) ... [2022-03-15 20:20:12,882 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:20:12" (1/1) ... [2022-03-15 20:20:12,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:20:12" (1/1) ... [2022-03-15 20:20:12,887 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:20:12" (1/1) ... [2022-03-15 20:20:12,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-15 20:20:12,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-15 20:20:12,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-15 20:20:12,893 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-15 20:20:12,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:20:12" (1/1) ... [2022-03-15 20:20:12,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 20:20:12,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:20:12,929 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-15 20:20:12,949 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-15 20:20:12,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-15 20:20:12,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-03-15 20:20:12,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-15 20:20:12,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-15 20:20:12,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-15 20:20:12,985 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-15 20:20:12,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-15 20:20:12,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-15 20:20:12,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-15 20:20:12,986 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-03-15 20:20:12,986 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-03-15 20:20:12,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-15 20:20:12,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-15 20:20:12,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-15 20:20:12,989 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-15 20:20:13,122 INFO L234 CfgBuilder]: Building ICFG [2022-03-15 20:20:13,123 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-15 20:20:13,418 INFO L275 CfgBuilder]: Performing block encoding [2022-03-15 20:20:13,424 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-15 20:20:13,424 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-03-15 20:20:13,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 08:20:13 BoogieIcfgContainer [2022-03-15 20:20:13,426 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-15 20:20:13,427 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-15 20:20:13,427 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-15 20:20:13,429 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-15 20:20:13,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 08:20:12" (1/3) ... [2022-03-15 20:20:13,430 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5637d7e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 08:20:13, skipping insertion in model container [2022-03-15 20:20:13,430 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:20:12" (2/3) ... [2022-03-15 20:20:13,430 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5637d7e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 08:20:13, skipping insertion in model container [2022-03-15 20:20:13,430 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 08:20:13" (3/3) ... [2022-03-15 20:20:13,431 INFO L111 eAbstractionObserver]: Analyzing ICFG 09-regions_18-nested_rc.i [2022-03-15 20:20:13,434 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-15 20:20:13,434 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-03-15 20:20:13,435 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2022-03-15 20:20:13,435 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-15 20:20:13,502 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,502 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,502 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,502 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,502 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,502 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,502 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,502 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,503 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,515 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,516 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,516 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,517 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,518 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,518 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,518 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,518 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,519 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,519 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,519 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,519 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,519 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,519 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,519 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,519 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,519 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,519 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,556 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,558 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,558 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,558 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,558 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,558 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,558 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,558 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,558 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,558 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,558 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,558 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,571 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:13,572 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-03-15 20:20:13,612 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-15 20:20:13,616 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=Craig_NestedInterpolation, mInterpolantAutomaton=MCR, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, 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=true, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-15 20:20:13,620 INFO L340 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2022-03-15 20:20:13,634 INFO L126 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-03-15 20:20:13,641 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 278 places, 278 transitions, 561 flow [2022-03-15 20:20:13,643 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 278 places, 278 transitions, 561 flow [2022-03-15 20:20:13,644 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 278 places, 278 transitions, 561 flow [2022-03-15 20:20:13,727 INFO L129 PetriNetUnfolder]: 4/277 cut-off events. [2022-03-15 20:20:13,727 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-03-15 20:20:13,731 INFO L84 FinitePrefix]: Finished finitePrefix Result has 281 conditions, 277 events. 4/277 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 113 event pairs, 0 based on Foata normal form. 0/255 useless extension candidates. Maximal degree in co-relation 151. Up to 2 conditions per place. [2022-03-15 20:20:13,736 INFO L116 LiptonReduction]: Number of co-enabled transitions 6512 [2022-03-15 20:20:43,235 WARN L228 SmtUtils]: Spent 10.44s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 232] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:20:50,705 WARN L228 SmtUtils]: Spent 7.47s on a formula simplification that was a NOOP. DAG size: 151 (called from [L 269] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:20:59,161 WARN L228 SmtUtils]: Spent 8.45s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 232] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:21:07,014 WARN L228 SmtUtils]: Spent 7.85s on a formula simplification that was a NOOP. DAG size: 151 (called from [L 269] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:21:43,904 WARN L228 SmtUtils]: Spent 30.73s on a formula simplification that was a NOOP. DAG size: 210 (called from [L 232] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:22:06,474 WARN L228 SmtUtils]: Spent 22.57s on a formula simplification that was a NOOP. DAG size: 202 (called from [L 269] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:22:25,407 WARN L228 SmtUtils]: Spent 18.93s on a formula simplification that was a NOOP. DAG size: 210 (called from [L 232] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:23:01,768 WARN L228 SmtUtils]: Spent 36.36s on a formula simplification that was a NOOP. DAG size: 202 (called from [L 269] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:24:18,970 WARN L228 SmtUtils]: Spent 1.29m on a formula simplification that was a NOOP. DAG size: 305 (called from [L 232] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:25:31,981 WARN L228 SmtUtils]: Spent 1.22m on a formula simplification that was a NOOP. DAG size: 295 (called from [L 269] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:26:40,931 WARN L228 SmtUtils]: Spent 1.15m on a formula simplification that was a NOOP. DAG size: 311 (called from [L 232] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:27:34,921 WARN L228 SmtUtils]: Spent 53.99s on a formula simplification that was a NOOP. DAG size: 301 (called from [L 269] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:27:34,924 INFO L131 LiptonReduction]: Checked pairs total: 44776 [2022-03-15 20:27:34,924 INFO L133 LiptonReduction]: Total number of compositions: 260 [2022-03-15 20:27:34,932 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 84 places, 81 transitions, 167 flow [2022-03-15 20:27:34,986 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1106 states, 1070 states have (on average 1.9925233644859812) internal successors, (2132), 1105 states have internal predecessors, (2132), 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) [2022-03-15 20:27:34,988 INFO L276 IsEmpty]: Start isEmpty. Operand has 1106 states, 1070 states have (on average 1.9925233644859812) internal successors, (2132), 1105 states have internal predecessors, (2132), 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) [2022-03-15 20:27:34,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-03-15 20:27:34,991 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:34,992 INFO L514 BasicCegarLoop]: trace histogram [1, 1] [2022-03-15 20:27:34,992 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:27:34,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:27:34,995 INFO L85 PathProgramCache]: Analyzing trace with hash 29344, now seen corresponding path program 1 times [2022-03-15 20:27:35,007 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:27:35,007 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748493685] [2022-03-15 20:27:35,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:35,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:27:35,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:35,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:35,146 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:27:35,146 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748493685] [2022-03-15 20:27:35,146 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [748493685] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:27:35,146 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:27:35,147 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-03-15 20:27:35,147 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1582916668] [2022-03-15 20:27:35,148 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:27:35,149 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:27:35,154 INFO L252 McrAutomatonBuilder]: Finished intersection with 3 states and 2 transitions. [2022-03-15 20:27:35,154 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:27:35,156 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:27:35,156 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-03-15 20:27:35,156 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:27:35,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-03-15 20:27:35,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-15 20:27:35,171 INFO L87 Difference]: Start difference. First operand has 1106 states, 1070 states have (on average 1.9925233644859812) internal successors, (2132), 1105 states have internal predecessors, (2132), 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 2.0) internal successors, (2), 2 states have internal predecessors, (2), 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) [2022-03-15 20:27:35,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:27:35,978 INFO L93 Difference]: Finished difference Result 1097 states and 2123 transitions. [2022-03-15 20:27:35,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-15 20:27:35,980 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 2.0) internal successors, (2), 2 states have internal predecessors, (2), 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 2 [2022-03-15 20:27:35,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:27:35,993 INFO L225 Difference]: With dead ends: 1097 [2022-03-15 20:27:35,993 INFO L226 Difference]: Without dead ends: 1097 [2022-03-15 20:27:35,994 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-15 20:27:35,997 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 45 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 20:27:35,997 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 45 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 20:27:36,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1097 states. [2022-03-15 20:27:36,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1097 to 1097. [2022-03-15 20:27:36,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1097 states, 1070 states have (on average 1.9841121495327103) internal successors, (2123), 1096 states have internal predecessors, (2123), 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) [2022-03-15 20:27:36,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 1097 states and 2123 transitions. [2022-03-15 20:27:36,069 INFO L78 Accepts]: Start accepts. Automaton has 1097 states and 2123 transitions. Word has length 2 [2022-03-15 20:27:36,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:27:36,069 INFO L470 AbstractCegarLoop]: Abstraction has 1097 states and 2123 transitions. [2022-03-15 20:27:36,069 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 2.0) internal successors, (2), 2 states have internal predecessors, (2), 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) [2022-03-15 20:27:36,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 2123 transitions. [2022-03-15 20:27:36,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-03-15 20:27:36,070 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:36,070 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:27:36,070 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-15 20:27:36,070 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:27:36,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:27:36,070 INFO L85 PathProgramCache]: Analyzing trace with hash -1453001699, now seen corresponding path program 1 times [2022-03-15 20:27:36,071 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:27:36,071 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499927144] [2022-03-15 20:27:36,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:36,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:27:36,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:36,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:36,346 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:27:36,346 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499927144] [2022-03-15 20:27:36,347 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1499927144] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:27:36,347 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:27:36,347 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 20:27:36,347 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [609956437] [2022-03-15 20:27:36,347 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:27:36,348 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:27:36,351 INFO L252 McrAutomatonBuilder]: Finished intersection with 11 states and 10 transitions. [2022-03-15 20:27:36,351 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:27:36,351 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:27:36,352 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 20:27:36,354 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:27:36,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 20:27:36,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:27:36,356 INFO L87 Difference]: Start difference. First operand 1097 states and 2123 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 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) [2022-03-15 20:27:37,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:27:37,423 INFO L93 Difference]: Finished difference Result 1098 states and 2124 transitions. [2022-03-15 20:27:37,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 20:27:37,424 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 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 10 [2022-03-15 20:27:37,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:27:37,427 INFO L225 Difference]: With dead ends: 1098 [2022-03-15 20:27:37,427 INFO L226 Difference]: Without dead ends: 1098 [2022-03-15 20:27:37,427 INFO L932 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 [2022-03-15 20:27:37,428 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 0 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:27:37,428 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 90 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 20:27:37,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1098 states. [2022-03-15 20:27:37,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1098 to 1098. [2022-03-15 20:27:37,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1098 states, 1071 states have (on average 1.9831932773109244) internal successors, (2124), 1097 states have internal predecessors, (2124), 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) [2022-03-15 20:27:37,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 1098 states and 2124 transitions. [2022-03-15 20:27:37,450 INFO L78 Accepts]: Start accepts. Automaton has 1098 states and 2124 transitions. Word has length 10 [2022-03-15 20:27:37,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:27:37,450 INFO L470 AbstractCegarLoop]: Abstraction has 1098 states and 2124 transitions. [2022-03-15 20:27:37,450 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 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) [2022-03-15 20:27:37,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 2124 transitions. [2022-03-15 20:27:37,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-03-15 20:27:37,451 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:37,451 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:27:37,451 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-15 20:27:37,451 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:27:37,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:27:37,451 INFO L85 PathProgramCache]: Analyzing trace with hash -466177497, now seen corresponding path program 1 times [2022-03-15 20:27:37,452 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:27:37,452 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276236129] [2022-03-15 20:27:37,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:37,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:27:37,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:37,555 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:37,556 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:27:37,556 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276236129] [2022-03-15 20:27:37,556 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276236129] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:27:37,556 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1667867213] [2022-03-15 20:27:37,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:37,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:37,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:27:37,572 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:27:37,575 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-03-15 20:27:37,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:37,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 1239 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-15 20:27:37,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:27:37,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:37,940 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 20:27:37,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:37,967 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1667867213] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 20:27:37,967 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 20:27:37,967 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2022-03-15 20:27:37,968 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1717558966] [2022-03-15 20:27:37,968 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:27:37,969 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:27:37,970 INFO L252 McrAutomatonBuilder]: Finished intersection with 12 states and 11 transitions. [2022-03-15 20:27:37,970 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:27:37,970 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:27:37,970 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-15 20:27:37,970 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:27:37,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-15 20:27:37,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:27:37,971 INFO L87 Difference]: Start difference. First operand 1098 states and 2124 transitions. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 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) [2022-03-15 20:27:39,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:27:39,084 INFO L93 Difference]: Finished difference Result 1099 states and 2125 transitions. [2022-03-15 20:27:39,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-15 20:27:39,084 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 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 11 [2022-03-15 20:27:39,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:27:39,088 INFO L225 Difference]: With dead ends: 1099 [2022-03-15 20:27:39,088 INFO L226 Difference]: Without dead ends: 1099 [2022-03-15 20:27:39,088 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:27:39,091 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 0 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:27:39,092 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 90 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 20:27:39,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1099 states. [2022-03-15 20:27:39,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1099 to 1099. [2022-03-15 20:27:39,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1099 states, 1072 states have (on average 1.982276119402985) internal successors, (2125), 1098 states have internal predecessors, (2125), 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) [2022-03-15 20:27:39,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 1099 states and 2125 transitions. [2022-03-15 20:27:39,109 INFO L78 Accepts]: Start accepts. Automaton has 1099 states and 2125 transitions. Word has length 11 [2022-03-15 20:27:39,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:27:39,109 INFO L470 AbstractCegarLoop]: Abstraction has 1099 states and 2125 transitions. [2022-03-15 20:27:39,110 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 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) [2022-03-15 20:27:39,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 2125 transitions. [2022-03-15 20:27:39,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-03-15 20:27:39,110 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:39,110 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:27:39,129 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-03-15 20:27:39,323 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:39,323 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:27:39,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:27:39,324 INFO L85 PathProgramCache]: Analyzing trace with hash 60601693, now seen corresponding path program 2 times [2022-03-15 20:27:39,326 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:27:39,326 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385207570] [2022-03-15 20:27:39,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:39,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:27:39,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:39,497 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:39,498 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:27:39,498 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385207570] [2022-03-15 20:27:39,498 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385207570] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:27:39,498 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1033048654] [2022-03-15 20:27:39,498 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-15 20:27:39,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:39,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:27:39,499 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:27:39,500 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-15 20:27:39,839 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-15 20:27:39,839 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:27:39,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 1232 conjuncts, 17 conjunts are in the unsatisfiable core [2022-03-15 20:27:39,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:27:39,879 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-03-15 20:27:39,897 INFO L353 Elim1Store]: treesize reduction 39, result has 22.0 percent of original size [2022-03-15 20:27:39,897 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 27 [2022-03-15 20:27:39,929 INFO L353 Elim1Store]: treesize reduction 96, result has 20.0 percent of original size [2022-03-15 20:27:39,929 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 42 [2022-03-15 20:27:39,977 INFO L353 Elim1Store]: treesize reduction 172, result has 17.3 percent of original size [2022-03-15 20:27:39,978 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 57 [2022-03-15 20:27:39,996 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-03-15 20:27:39,996 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 20:27:39,997 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1033048654] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:27:39,997 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 20:27:39,997 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 9 [2022-03-15 20:27:39,997 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [983715968] [2022-03-15 20:27:39,997 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:27:39,998 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:27:39,999 INFO L252 McrAutomatonBuilder]: Finished intersection with 13 states and 12 transitions. [2022-03-15 20:27:39,999 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:27:40,000 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:27:40,000 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 20:27:40,000 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:27:40,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 20:27:40,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-03-15 20:27:40,001 INFO L87 Difference]: Start difference. First operand 1099 states and 2125 transitions. Second operand has 6 states, 5 states have (on average 2.2) internal successors, (11), 6 states have internal predecessors, (11), 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) [2022-03-15 20:27:42,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:27:42,433 INFO L93 Difference]: Finished difference Result 1929 states and 3724 transitions. [2022-03-15 20:27:42,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 20:27:42,434 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.2) internal successors, (11), 6 states have internal predecessors, (11), 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 12 [2022-03-15 20:27:42,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:27:42,441 INFO L225 Difference]: With dead ends: 1929 [2022-03-15 20:27:42,441 INFO L226 Difference]: Without dead ends: 1929 [2022-03-15 20:27:42,441 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-03-15 20:27:42,443 INFO L933 BasicCegarLoop]: 34 mSDtfsCounter, 94 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 709 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 709 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-15 20:27:42,443 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [94 Valid, 44 Invalid, 762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 709 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-15 20:27:42,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1929 states. [2022-03-15 20:27:42,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1929 to 1255. [2022-03-15 20:27:42,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1255 states, 1228 states have (on average 1.981270358306189) internal successors, (2433), 1254 states have internal predecessors, (2433), 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) [2022-03-15 20:27:42,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1255 states and 2433 transitions. [2022-03-15 20:27:42,465 INFO L78 Accepts]: Start accepts. Automaton has 1255 states and 2433 transitions. Word has length 12 [2022-03-15 20:27:42,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:27:42,466 INFO L470 AbstractCegarLoop]: Abstraction has 1255 states and 2433 transitions. [2022-03-15 20:27:42,466 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.2) internal successors, (11), 6 states have internal predecessors, (11), 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) [2022-03-15 20:27:42,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 2433 transitions. [2022-03-15 20:27:42,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-03-15 20:27:42,467 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:42,467 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:27:42,500 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-03-15 20:27:42,686 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2022-03-15 20:27:42,686 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:27:42,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:27:42,687 INFO L85 PathProgramCache]: Analyzing trace with hash 39253954, now seen corresponding path program 1 times [2022-03-15 20:27:42,688 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:27:42,688 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142922171] [2022-03-15 20:27:42,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:42,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:27:42,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:42,804 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:42,804 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:27:42,804 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142922171] [2022-03-15 20:27:42,804 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2142922171] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:27:42,804 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1889868577] [2022-03-15 20:27:42,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:42,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:42,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:27:42,806 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:27:42,807 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-15 20:27:43,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:43,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 1283 conjuncts, 4 conjunts are in the unsatisfiable core [2022-03-15 20:27:43,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:27:43,194 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:43,194 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 20:27:43,223 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:43,223 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1889868577] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 20:27:43,223 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 20:27:43,223 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2022-03-15 20:27:43,223 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2133607441] [2022-03-15 20:27:43,223 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:27:43,225 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:27:43,226 INFO L252 McrAutomatonBuilder]: Finished intersection with 14 states and 13 transitions. [2022-03-15 20:27:43,226 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:27:43,226 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:27:43,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-15 20:27:43,226 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:27:43,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-15 20:27:43,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2022-03-15 20:27:43,227 INFO L87 Difference]: Start difference. First operand 1255 states and 2433 transitions. Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 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) [2022-03-15 20:27:44,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:27:44,605 INFO L93 Difference]: Finished difference Result 1256 states and 2434 transitions. [2022-03-15 20:27:44,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-15 20:27:44,605 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 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 13 [2022-03-15 20:27:44,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:27:44,608 INFO L225 Difference]: With dead ends: 1256 [2022-03-15 20:27:44,609 INFO L226 Difference]: Without dead ends: 1256 [2022-03-15 20:27:44,609 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2022-03-15 20:27:44,609 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 0 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 135 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 20:27:44,609 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 135 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 20:27:44,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1256 states. [2022-03-15 20:27:44,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1256 to 1256. [2022-03-15 20:27:44,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1256 states, 1229 states have (on average 1.9804719283970709) internal successors, (2434), 1255 states have internal predecessors, (2434), 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) [2022-03-15 20:27:44,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1256 states and 2434 transitions. [2022-03-15 20:27:44,632 INFO L78 Accepts]: Start accepts. Automaton has 1256 states and 2434 transitions. Word has length 13 [2022-03-15 20:27:44,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:27:44,632 INFO L470 AbstractCegarLoop]: Abstraction has 1256 states and 2434 transitions. [2022-03-15 20:27:44,632 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 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) [2022-03-15 20:27:44,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 2434 transitions. [2022-03-15 20:27:44,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-03-15 20:27:44,634 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:44,634 INFO L514 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:27:44,662 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-15 20:27:44,854 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:44,855 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:27:44,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:27:44,856 INFO L85 PathProgramCache]: Analyzing trace with hash -532085384, now seen corresponding path program 2 times [2022-03-15 20:27:44,857 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:27:44,857 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069827278] [2022-03-15 20:27:44,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:44,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:27:44,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:45,038 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-03-15 20:27:45,038 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:27:45,038 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069827278] [2022-03-15 20:27:45,038 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2069827278] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:27:45,038 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:27:45,039 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 20:27:45,039 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1884101914] [2022-03-15 20:27:45,039 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:27:45,041 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:27:45,043 INFO L252 McrAutomatonBuilder]: Finished intersection with 15 states and 14 transitions. [2022-03-15 20:27:45,043 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:27:45,043 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:27:45,043 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 20:27:45,043 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:27:45,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 20:27:45,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:27:45,043 INFO L87 Difference]: Start difference. First operand 1256 states and 2434 transitions. Second operand has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 states have internal predecessors, (12), 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) [2022-03-15 20:27:46,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:27:46,837 INFO L93 Difference]: Finished difference Result 1365 states and 2647 transitions. [2022-03-15 20:27:46,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 20:27:46,837 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 states have internal predecessors, (12), 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 14 [2022-03-15 20:27:46,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:27:46,857 INFO L225 Difference]: With dead ends: 1365 [2022-03-15 20:27:46,857 INFO L226 Difference]: Without dead ends: 1365 [2022-03-15 20:27:46,858 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:27:46,858 INFO L933 BasicCegarLoop]: 44 mSDtfsCounter, 51 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 387 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 51 SdHoareTripleChecker+Invalid, 394 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 387 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 20:27:46,858 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [51 Valid, 51 Invalid, 394 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 387 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 20:27:46,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1365 states. [2022-03-15 20:27:46,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1365 to 1340. [2022-03-15 20:27:46,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1340 states, 1313 states have (on average 1.9786747905559787) internal successors, (2598), 1339 states have internal predecessors, (2598), 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) [2022-03-15 20:27:46,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 1340 states and 2598 transitions. [2022-03-15 20:27:46,877 INFO L78 Accepts]: Start accepts. Automaton has 1340 states and 2598 transitions. Word has length 14 [2022-03-15 20:27:46,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:27:46,877 INFO L470 AbstractCegarLoop]: Abstraction has 1340 states and 2598 transitions. [2022-03-15 20:27:46,878 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 states have internal predecessors, (12), 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) [2022-03-15 20:27:46,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 2598 transitions. [2022-03-15 20:27:46,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-03-15 20:27:46,881 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:46,881 INFO L514 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:27:46,881 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-15 20:27:46,881 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:27:46,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:27:46,882 INFO L85 PathProgramCache]: Analyzing trace with hash 1375513549, now seen corresponding path program 1 times [2022-03-15 20:27:46,883 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:27:46,883 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846553801] [2022-03-15 20:27:46,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:46,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:27:46,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:47,005 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:47,006 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:27:47,006 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846553801] [2022-03-15 20:27:47,006 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [846553801] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:27:47,006 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [103760518] [2022-03-15 20:27:47,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:47,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:47,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:27:47,020 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:27:47,021 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-15 20:27:47,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:47,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 1306 conjuncts, 5 conjunts are in the unsatisfiable core [2022-03-15 20:27:47,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:27:47,475 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:47,475 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 20:27:47,537 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:47,537 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [103760518] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 20:27:47,537 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 20:27:47,537 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2022-03-15 20:27:47,537 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1297319276] [2022-03-15 20:27:47,537 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:27:47,540 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:27:47,543 INFO L252 McrAutomatonBuilder]: Finished intersection with 28 states and 37 transitions. [2022-03-15 20:27:47,543 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:27:47,591 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:47,592 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:47,595 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:47,595 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:47,619 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:27:47,619 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 20:27:47,619 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:27:47,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 20:27:47,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2022-03-15 20:27:47,620 INFO L87 Difference]: Start difference. First operand 1340 states and 2598 transitions. Second operand has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 5 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) [2022-03-15 20:27:50,251 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-15 20:27:50,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:27:50,307 INFO L93 Difference]: Finished difference Result 1341 states and 2599 transitions. [2022-03-15 20:27:50,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 20:27:50,308 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 5 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 [2022-03-15 20:27:50,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:27:50,311 INFO L225 Difference]: With dead ends: 1341 [2022-03-15 20:27:50,311 INFO L226 Difference]: Without dead ends: 1341 [2022-03-15 20:27:50,311 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2022-03-15 20:27:50,312 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 0 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 180 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-15 20:27:50,312 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 180 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 99 Invalid, 1 Unknown, 0 Unchecked, 2.7s Time] [2022-03-15 20:27:50,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1341 states. [2022-03-15 20:27:50,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1341 to 1341. [2022-03-15 20:27:50,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1341 states, 1314 states have (on average 1.9779299847793) internal successors, (2599), 1340 states have internal predecessors, (2599), 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) [2022-03-15 20:27:50,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1341 states and 2599 transitions. [2022-03-15 20:27:50,330 INFO L78 Accepts]: Start accepts. Automaton has 1341 states and 2599 transitions. Word has length 17 [2022-03-15 20:27:50,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:27:50,331 INFO L470 AbstractCegarLoop]: Abstraction has 1341 states and 2599 transitions. [2022-03-15 20:27:50,331 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 5 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) [2022-03-15 20:27:50,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 2599 transitions. [2022-03-15 20:27:50,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-03-15 20:27:50,331 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:50,331 INFO L514 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:27:50,351 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-03-15 20:27:50,547 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:50,547 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:27:50,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:27:50,548 INFO L85 PathProgramCache]: Analyzing trace with hash -1473974653, now seen corresponding path program 2 times [2022-03-15 20:27:50,549 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:27:50,549 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981489157] [2022-03-15 20:27:50,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:50,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:27:50,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:50,736 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:50,736 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:27:50,737 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981489157] [2022-03-15 20:27:50,737 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [981489157] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:27:50,737 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [667489944] [2022-03-15 20:27:50,737 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-15 20:27:50,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:50,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:27:50,738 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:27:50,739 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-15 20:27:51,268 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-15 20:27:51,269 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:27:51,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 1285 conjuncts, 59 conjunts are in the unsatisfiable core [2022-03-15 20:27:51,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:27:51,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:51,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:51,366 INFO L353 Elim1Store]: treesize reduction 81, result has 19.8 percent of original size [2022-03-15 20:27:51,366 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 23 treesize of output 31 [2022-03-15 20:27:51,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:51,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:51,489 INFO L353 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2022-03-15 20:27:51,489 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 21 [2022-03-15 20:27:51,535 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-03-15 20:27:51,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:51,562 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-03-15 20:27:51,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:51,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:51,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:51,601 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-03-15 20:27:51,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:51,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:51,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:51,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:51,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:51,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:51,673 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 44 [2022-03-15 20:27:51,773 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-03-15 20:27:51,800 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-03-15 20:27:51,801 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 20:27:51,801 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [667489944] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:27:51,801 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 20:27:51,801 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 15 [2022-03-15 20:27:51,801 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [602065480] [2022-03-15 20:27:51,801 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:27:51,803 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:27:51,807 INFO L252 McrAutomatonBuilder]: Finished intersection with 29 states and 38 transitions. [2022-03-15 20:27:51,807 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:27:52,015 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:52,016 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:52,022 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:52,022 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:52,069 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:27:52,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-15 20:27:52,069 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:27:52,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-15 20:27:52,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=189, Unknown=0, NotChecked=0, Total=240 [2022-03-15 20:27:52,070 INFO L87 Difference]: Start difference. First operand 1341 states and 2599 transitions. Second operand has 11 states, 10 states have (on average 2.4) internal successors, (24), 10 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) [2022-03-15 20:27:54,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:27:54,223 INFO L93 Difference]: Finished difference Result 2590 states and 5022 transitions. [2022-03-15 20:27:54,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-03-15 20:27:54,223 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.4) internal successors, (24), 10 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 18 [2022-03-15 20:27:54,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:27:54,230 INFO L225 Difference]: With dead ends: 2590 [2022-03-15 20:27:54,230 INFO L226 Difference]: Without dead ends: 2590 [2022-03-15 20:27:54,230 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 12 SyntacticMatches, 6 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=51, Invalid=189, Unknown=0, NotChecked=0, Total=240 [2022-03-15 20:27:54,231 INFO L933 BasicCegarLoop]: 60 mSDtfsCounter, 140 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 860 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 899 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 860 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 6 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:27:54,231 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [140 Valid, 209 Invalid, 899 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 860 Invalid, 0 Unknown, 6 Unchecked, 2.1s Time] [2022-03-15 20:27:54,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2590 states. [2022-03-15 20:27:54,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2590 to 1387. [2022-03-15 20:27:54,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1387 states, 1360 states have (on average 1.9786764705882354) internal successors, (2691), 1386 states have internal predecessors, (2691), 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) [2022-03-15 20:27:54,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 1387 states and 2691 transitions. [2022-03-15 20:27:54,253 INFO L78 Accepts]: Start accepts. Automaton has 1387 states and 2691 transitions. Word has length 18 [2022-03-15 20:27:54,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:27:54,254 INFO L470 AbstractCegarLoop]: Abstraction has 1387 states and 2691 transitions. [2022-03-15 20:27:54,254 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.4) internal successors, (24), 10 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) [2022-03-15 20:27:54,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 2691 transitions. [2022-03-15 20:27:54,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-03-15 20:27:54,254 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:54,254 INFO L514 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:27:54,274 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-03-15 20:27:54,474 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:54,474 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:27:54,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:27:54,475 INFO L85 PathProgramCache]: Analyzing trace with hash 1045777828, now seen corresponding path program 1 times [2022-03-15 20:27:54,476 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:27:54,476 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457148476] [2022-03-15 20:27:54,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:54,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:27:54,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:54,587 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:54,587 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:27:54,587 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457148476] [2022-03-15 20:27:54,588 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1457148476] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:27:54,588 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1935009815] [2022-03-15 20:27:54,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:54,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:54,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:27:54,589 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:27:54,590 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-03-15 20:27:55,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:55,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 1313 conjuncts, 6 conjunts are in the unsatisfiable core [2022-03-15 20:27:55,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:27:55,163 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:55,163 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 20:27:55,228 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:55,228 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1935009815] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 20:27:55,228 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 20:27:55,228 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 11 [2022-03-15 20:27:55,228 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [28816426] [2022-03-15 20:27:55,228 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:27:55,230 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:27:55,233 INFO L252 McrAutomatonBuilder]: Finished intersection with 21 states and 22 transitions. [2022-03-15 20:27:55,233 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:27:55,237 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:55,238 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:55,240 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:55,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:55,253 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:27:55,253 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-15 20:27:55,253 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:27:55,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-15 20:27:55,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2022-03-15 20:27:55,254 INFO L87 Difference]: Start difference. First operand 1387 states and 2691 transitions. Second operand has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 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) [2022-03-15 20:27:56,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:27:56,528 INFO L93 Difference]: Finished difference Result 1388 states and 2692 transitions. [2022-03-15 20:27:56,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-15 20:27:56,529 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 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 [2022-03-15 20:27:56,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:27:56,532 INFO L225 Difference]: With dead ends: 1388 [2022-03-15 20:27:56,532 INFO L226 Difference]: Without dead ends: 1388 [2022-03-15 20:27:56,533 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2022-03-15 20:27:56,533 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 0 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 20:27:56,533 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 90 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 20:27:56,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1388 states. [2022-03-15 20:27:56,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1388 to 1388. [2022-03-15 20:27:56,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1388 states, 1361 states have (on average 1.9779573842762674) internal successors, (2692), 1387 states have internal predecessors, (2692), 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) [2022-03-15 20:27:56,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1388 states and 2692 transitions. [2022-03-15 20:27:56,550 INFO L78 Accepts]: Start accepts. Automaton has 1388 states and 2692 transitions. Word has length 18 [2022-03-15 20:27:56,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:27:56,551 INFO L470 AbstractCegarLoop]: Abstraction has 1388 states and 2692 transitions. [2022-03-15 20:27:56,551 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 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) [2022-03-15 20:27:56,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 2692 transitions. [2022-03-15 20:27:56,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-03-15 20:27:56,551 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:56,551 INFO L514 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:27:56,587 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-03-15 20:27:56,771 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:56,772 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:27:56,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:27:56,772 INFO L85 PathProgramCache]: Analyzing trace with hash -1389010514, now seen corresponding path program 2 times [2022-03-15 20:27:56,773 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:27:56,773 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172260758] [2022-03-15 20:27:56,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:56,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:27:56,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:56,954 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:56,955 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:27:56,955 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172260758] [2022-03-15 20:27:56,955 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172260758] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:27:56,955 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2098216722] [2022-03-15 20:27:56,955 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-15 20:27:56,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:56,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:27:56,972 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:27:57,040 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-03-15 20:27:57,629 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-15 20:27:57,629 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:27:57,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 1285 conjuncts, 56 conjunts are in the unsatisfiable core [2022-03-15 20:27:57,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:27:57,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:57,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:57,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:57,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:57,734 INFO L353 Elim1Store]: treesize reduction 83, result has 21.7 percent of original size [2022-03-15 20:27:57,734 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 37 treesize of output 49 [2022-03-15 20:27:57,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:57,852 INFO L353 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2022-03-15 20:27:57,853 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25 [2022-03-15 20:27:57,890 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-03-15 20:27:57,920 INFO L353 Elim1Store]: treesize reduction 39, result has 22.0 percent of original size [2022-03-15 20:27:57,920 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 27 [2022-03-15 20:27:57,958 INFO L353 Elim1Store]: treesize reduction 96, result has 20.0 percent of original size [2022-03-15 20:27:57,958 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 42 [2022-03-15 20:27:58,006 INFO L353 Elim1Store]: treesize reduction 172, result has 17.3 percent of original size [2022-03-15 20:27:58,007 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 57 [2022-03-15 20:27:58,044 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2022-03-15 20:27:58,070 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-03-15 20:27:58,070 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 20:27:58,070 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2098216722] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:27:58,070 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 20:27:58,070 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [7] total 16 [2022-03-15 20:27:58,070 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [64448790] [2022-03-15 20:27:58,071 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:27:58,072 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:27:58,076 INFO L252 McrAutomatonBuilder]: Finished intersection with 22 states and 23 transitions. [2022-03-15 20:27:58,076 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:27:58,083 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:58,083 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:58,086 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:58,086 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:58,121 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:27:58,122 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-15 20:27:58,122 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:27:58,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-15 20:27:58,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:27:58,122 INFO L87 Difference]: Start difference. First operand 1388 states and 2692 transitions. Second operand has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 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) [2022-03-15 20:27:59,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:27:59,924 INFO L93 Difference]: Finished difference Result 2885 states and 5581 transitions. [2022-03-15 20:27:59,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-15 20:27:59,939 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 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 19 [2022-03-15 20:27:59,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:27:59,948 INFO L225 Difference]: With dead ends: 2885 [2022-03-15 20:27:59,948 INFO L226 Difference]: Without dead ends: 2885 [2022-03-15 20:27:59,948 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=67, Invalid=275, Unknown=0, NotChecked=0, Total=342 [2022-03-15 20:27:59,948 INFO L933 BasicCegarLoop]: 38 mSDtfsCounter, 198 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 1328 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 145 SdHoareTripleChecker+Invalid, 1477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1328 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 6 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 20:27:59,949 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [198 Valid, 145 Invalid, 1477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1328 Invalid, 0 Unknown, 6 Unchecked, 1.7s Time] [2022-03-15 20:27:59,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2885 states. [2022-03-15 20:27:59,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2885 to 1422. [2022-03-15 20:27:59,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1422 states, 1395 states have (on average 1.978494623655914) internal successors, (2760), 1421 states have internal predecessors, (2760), 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) [2022-03-15 20:27:59,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1422 states and 2760 transitions. [2022-03-15 20:27:59,975 INFO L78 Accepts]: Start accepts. Automaton has 1422 states and 2760 transitions. Word has length 19 [2022-03-15 20:27:59,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:27:59,976 INFO L470 AbstractCegarLoop]: Abstraction has 1422 states and 2760 transitions. [2022-03-15 20:27:59,976 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 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) [2022-03-15 20:27:59,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 2760 transitions. [2022-03-15 20:27:59,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-03-15 20:27:59,976 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:59,976 INFO L514 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:00,004 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-03-15 20:28:00,204 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:28:00,204 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:00,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:00,204 INFO L85 PathProgramCache]: Analyzing trace with hash -230800868, now seen corresponding path program 3 times [2022-03-15 20:28:00,205 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:00,205 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366160605] [2022-03-15 20:28:00,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:00,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:00,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:00,327 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:28:00,327 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:00,327 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1366160605] [2022-03-15 20:28:00,327 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1366160605] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:28:00,327 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1526512183] [2022-03-15 20:28:00,327 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-15 20:28:00,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:28:00,327 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:28:00,344 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:28:00,359 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-03-15 20:28:00,984 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2022-03-15 20:28:00,984 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:28:00,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 1285 conjuncts, 45 conjunts are in the unsatisfiable core [2022-03-15 20:28:00,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:28:01,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:28:01,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:28:01,072 INFO L353 Elim1Store]: treesize reduction 77, result has 23.8 percent of original size [2022-03-15 20:28:01,072 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 23 treesize of output 35 [2022-03-15 20:28:01,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:28:01,138 INFO L353 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-03-15 20:28:01,138 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 14 [2022-03-15 20:28:01,159 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-03-15 20:28:01,198 INFO L353 Elim1Store]: treesize reduction 39, result has 22.0 percent of original size [2022-03-15 20:28:01,198 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 27 [2022-03-15 20:28:01,233 INFO L353 Elim1Store]: treesize reduction 96, result has 20.0 percent of original size [2022-03-15 20:28:01,233 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 42 [2022-03-15 20:28:01,282 INFO L353 Elim1Store]: treesize reduction 172, result has 17.3 percent of original size [2022-03-15 20:28:01,283 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 57 [2022-03-15 20:28:01,315 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2022-03-15 20:28:01,338 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-03-15 20:28:01,338 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 20:28:01,339 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1526512183] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:28:01,339 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 20:28:01,339 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [7] total 16 [2022-03-15 20:28:01,339 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [313276418] [2022-03-15 20:28:01,339 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:01,341 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:01,366 INFO L252 McrAutomatonBuilder]: Finished intersection with 30 states and 39 transitions. [2022-03-15 20:28:01,366 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:01,382 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:01,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:01,386 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:01,387 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:01,429 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:01,429 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:01,432 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:01,433 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:01,683 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:01,683 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:01,686 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:01,686 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:01,938 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [44539#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |~#c~0.base|) (+ 3 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0) (= 2 |~#c~0.base|)), 44540#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0) (= 2 |~#c~0.base|)), 44541#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0) (= 2 |~#c~0.base|)), 44542#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| 2)) (= 2 |~#c~0.base|))] [2022-03-15 20:28:01,939 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:28:01,939 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:01,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:28:01,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=343, Unknown=0, NotChecked=0, Total=420 [2022-03-15 20:28:01,939 INFO L87 Difference]: Start difference. First operand 1422 states and 2760 transitions. Second operand has 15 states, 14 states have (on average 1.6428571428571428) internal successors, (23), 14 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) [2022-03-15 20:28:04,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:04,897 INFO L93 Difference]: Finished difference Result 2760 states and 5331 transitions. [2022-03-15 20:28:04,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-15 20:28:04,898 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 1.6428571428571428) internal successors, (23), 14 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 19 [2022-03-15 20:28:04,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:04,905 INFO L225 Difference]: With dead ends: 2760 [2022-03-15 20:28:04,905 INFO L226 Difference]: Without dead ends: 2760 [2022-03-15 20:28:04,906 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=82, Invalid=380, Unknown=0, NotChecked=0, Total=462 [2022-03-15 20:28:04,906 INFO L933 BasicCegarLoop]: 39 mSDtfsCounter, 151 mSDsluCounter, 196 mSDsCounter, 0 mSdLazyCounter, 1685 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 157 SdHoareTripleChecker+Invalid, 1797 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 1685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 6 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:04,906 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [151 Valid, 157 Invalid, 1797 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 1685 Invalid, 0 Unknown, 6 Unchecked, 2.9s Time] [2022-03-15 20:28:04,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2760 states. [2022-03-15 20:28:04,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2760 to 1408. [2022-03-15 20:28:04,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1408 states, 1381 states have (on average 1.9782766111513397) internal successors, (2732), 1407 states have internal predecessors, (2732), 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) [2022-03-15 20:28:04,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 1408 states and 2732 transitions. [2022-03-15 20:28:04,956 INFO L78 Accepts]: Start accepts. Automaton has 1408 states and 2732 transitions. Word has length 19 [2022-03-15 20:28:04,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:04,957 INFO L470 AbstractCegarLoop]: Abstraction has 1408 states and 2732 transitions. [2022-03-15 20:28:04,957 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 1.6428571428571428) internal successors, (23), 14 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) [2022-03-15 20:28:04,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 2732 transitions. [2022-03-15 20:28:04,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-03-15 20:28:04,958 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:04,958 INFO L514 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:04,980 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-03-15 20:28:05,177 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-03-15 20:28:05,177 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:05,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:05,178 INFO L85 PathProgramCache]: Analyzing trace with hash -224039307, now seen corresponding path program 3 times [2022-03-15 20:28:05,179 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:05,179 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696377704] [2022-03-15 20:28:05,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:05,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:05,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:05,313 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:28:05,314 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:05,314 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696377704] [2022-03-15 20:28:05,314 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696377704] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:28:05,314 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2086211270] [2022-03-15 20:28:05,314 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-15 20:28:05,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:28:05,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:28:05,315 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:28:05,316 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-03-15 20:28:05,990 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2022-03-15 20:28:05,990 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:28:05,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 1285 conjuncts, 56 conjunts are in the unsatisfiable core [2022-03-15 20:28:06,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:28:06,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:28:06,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:28:06,083 INFO L353 Elim1Store]: treesize reduction 81, result has 25.7 percent of original size [2022-03-15 20:28:06,083 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 28 treesize of output 42 [2022-03-15 20:28:06,169 INFO L353 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-03-15 20:28:06,169 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-03-15 20:28:06,220 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-03-15 20:28:06,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:28:06,244 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-03-15 20:28:06,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:28:06,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:28:06,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:28:06,276 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-03-15 20:28:06,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:28:06,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:28:06,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:28:06,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:28:06,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:28:06,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:28:06,314 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 44 [2022-03-15 20:28:06,360 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-03-15 20:28:06,384 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-03-15 20:28:06,384 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 20:28:06,384 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2086211270] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:28:06,384 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 20:28:06,384 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [7] total 16 [2022-03-15 20:28:06,384 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1747148137] [2022-03-15 20:28:06,385 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:06,386 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:06,390 INFO L252 McrAutomatonBuilder]: Finished intersection with 30 states and 39 transitions. [2022-03-15 20:28:06,391 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:06,500 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:06,503 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:06,507 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:06,511 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:06,515 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:06,522 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:06,527 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:06,680 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:06,680 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:06,683 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:06,684 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:06,700 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:28:06,700 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-15 20:28:06,700 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:06,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-15 20:28:06,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:28:06,700 INFO L87 Difference]: Start difference. First operand 1408 states and 2732 transitions. Second operand has 11 states, 10 states have (on average 2.5) internal successors, (25), 10 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:09,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:09,048 INFO L93 Difference]: Finished difference Result 2616 states and 5074 transitions. [2022-03-15 20:28:09,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-03-15 20:28:09,048 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.5) internal successors, (25), 10 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-03-15 20:28:09,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:09,055 INFO L225 Difference]: With dead ends: 2616 [2022-03-15 20:28:09,055 INFO L226 Difference]: Without dead ends: 2616 [2022-03-15 20:28:09,056 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 14 SyntacticMatches, 6 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:28:09,056 INFO L933 BasicCegarLoop]: 60 mSDtfsCounter, 128 mSDsluCounter, 245 mSDsCounter, 0 mSdLazyCounter, 1116 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 217 SdHoareTripleChecker+Invalid, 1148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 1116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 7 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:09,056 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [128 Valid, 217 Invalid, 1148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 1116 Invalid, 0 Unknown, 7 Unchecked, 2.3s Time] [2022-03-15 20:28:09,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2616 states. [2022-03-15 20:28:09,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2616 to 1448. [2022-03-15 20:28:09,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1448 states, 1421 states have (on average 1.9788881069669246) internal successors, (2812), 1447 states have internal predecessors, (2812), 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) [2022-03-15 20:28:09,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1448 states and 2812 transitions. [2022-03-15 20:28:09,079 INFO L78 Accepts]: Start accepts. Automaton has 1448 states and 2812 transitions. Word has length 19 [2022-03-15 20:28:09,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:09,079 INFO L470 AbstractCegarLoop]: Abstraction has 1448 states and 2812 transitions. [2022-03-15 20:28:09,080 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.5) internal successors, (25), 10 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:09,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 2812 transitions. [2022-03-15 20:28:09,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-03-15 20:28:09,080 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:09,080 INFO L514 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:09,111 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-03-15 20:28:09,311 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:28:09,312 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:09,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:09,312 INFO L85 PathProgramCache]: Analyzing trace with hash -8548460, now seen corresponding path program 4 times [2022-03-15 20:28:09,313 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:09,313 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511352585] [2022-03-15 20:28:09,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:09,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:09,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:09,432 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:28:09,432 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:09,432 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511352585] [2022-03-15 20:28:09,432 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511352585] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:28:09,432 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [302476657] [2022-03-15 20:28:09,432 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-15 20:28:09,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:28:09,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:28:09,434 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:28:09,458 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-03-15 20:28:13,155 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-15 20:28:13,155 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:28:13,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 1320 conjuncts, 7 conjunts are in the unsatisfiable core [2022-03-15 20:28:13,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:28:13,191 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:28:13,192 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 20:28:13,251 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:28:13,251 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [302476657] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 20:28:13,252 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 20:28:13,252 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2022-03-15 20:28:13,252 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [889042429] [2022-03-15 20:28:13,252 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:13,253 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:13,257 INFO L252 McrAutomatonBuilder]: Finished intersection with 22 states and 23 transitions. [2022-03-15 20:28:13,257 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:13,267 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:13,268 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:13,271 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:13,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:13,274 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:28:13,274 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-15 20:28:13,274 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:13,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-15 20:28:13,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2022-03-15 20:28:13,274 INFO L87 Difference]: Start difference. First operand 1448 states and 2812 transitions. Second operand has 8 states, 8 states have (on average 2.375) internal successors, (19), 7 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) [2022-03-15 20:28:15,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:15,356 INFO L93 Difference]: Finished difference Result 1449 states and 2813 transitions. [2022-03-15 20:28:15,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-15 20:28:15,356 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.375) internal successors, (19), 7 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 [2022-03-15 20:28:15,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:15,359 INFO L225 Difference]: With dead ends: 1449 [2022-03-15 20:28:15,359 INFO L226 Difference]: Without dead ends: 1449 [2022-03-15 20:28:15,360 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 34 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2022-03-15 20:28:15,360 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 0 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 180 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:15,360 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 180 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-15 20:28:15,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1449 states. [2022-03-15 20:28:15,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1449 to 1449. [2022-03-15 20:28:15,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1449 states, 1422 states have (on average 1.9781997187060478) internal successors, (2813), 1448 states have internal predecessors, (2813), 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) [2022-03-15 20:28:15,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1449 states and 2813 transitions. [2022-03-15 20:28:15,378 INFO L78 Accepts]: Start accepts. Automaton has 1449 states and 2813 transitions. Word has length 19 [2022-03-15 20:28:15,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:15,378 INFO L470 AbstractCegarLoop]: Abstraction has 1449 states and 2813 transitions. [2022-03-15 20:28:15,378 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.375) internal successors, (19), 7 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) [2022-03-15 20:28:15,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 2813 transitions. [2022-03-15 20:28:15,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 20:28:15,379 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:15,379 INFO L514 BasicCegarLoop]: trace histogram [6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:15,403 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-03-15 20:28:15,599 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-03-15 20:28:15,599 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:15,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:15,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1822424266, now seen corresponding path program 5 times [2022-03-15 20:28:15,601 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:15,601 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74240093] [2022-03-15 20:28:15,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:15,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:15,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:15,713 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:28:15,714 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:15,714 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74240093] [2022-03-15 20:28:15,714 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74240093] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:28:15,714 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [520870158] [2022-03-15 20:28:15,714 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-03-15 20:28:15,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:28:15,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:28:15,727 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:28:15,728 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-03-15 20:28:16,515 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2022-03-15 20:28:16,515 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:28:16,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 1327 conjuncts, 8 conjunts are in the unsatisfiable core [2022-03-15 20:28:16,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:28:16,547 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:28:16,548 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 20:28:16,606 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:28:16,606 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [520870158] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 20:28:16,606 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 20:28:16,606 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 11 [2022-03-15 20:28:16,606 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1652057326] [2022-03-15 20:28:16,606 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:16,608 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:16,612 INFO L252 McrAutomatonBuilder]: Finished intersection with 23 states and 24 transitions. [2022-03-15 20:28:16,612 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:16,658 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:16,658 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:16,661 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:16,661 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:16,663 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:28:16,663 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-03-15 20:28:16,664 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:16,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-03-15 20:28:16,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2022-03-15 20:28:16,664 INFO L87 Difference]: Start difference. First operand 1449 states and 2813 transitions. Second operand has 9 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 8 states have internal predecessors, (20), 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) [2022-03-15 20:28:17,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:17,358 INFO L93 Difference]: Finished difference Result 1450 states and 2814 transitions. [2022-03-15 20:28:17,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-15 20:28:17,358 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 8 states have internal predecessors, (20), 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 20 [2022-03-15 20:28:17,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:17,361 INFO L225 Difference]: With dead ends: 1450 [2022-03-15 20:28:17,361 INFO L226 Difference]: Without dead ends: 1450 [2022-03-15 20:28:17,361 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 37 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2022-03-15 20:28:17,362 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 0 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:17,366 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 90 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 20:28:17,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1450 states. [2022-03-15 20:28:17,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1450 to 1450. [2022-03-15 20:28:17,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1450 states, 1423 states have (on average 1.977512297962052) internal successors, (2814), 1449 states have internal predecessors, (2814), 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) [2022-03-15 20:28:17,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1450 states and 2814 transitions. [2022-03-15 20:28:17,392 INFO L78 Accepts]: Start accepts. Automaton has 1450 states and 2814 transitions. Word has length 20 [2022-03-15 20:28:17,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:17,393 INFO L470 AbstractCegarLoop]: Abstraction has 1450 states and 2814 transitions. [2022-03-15 20:28:17,393 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 8 states have internal predecessors, (20), 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) [2022-03-15 20:28:17,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 2814 transitions. [2022-03-15 20:28:17,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-03-15 20:28:17,394 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:17,394 INFO L514 BasicCegarLoop]: trace histogram [7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:17,432 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-03-15 20:28:17,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-03-15 20:28:17,607 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:17,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:17,608 INFO L85 PathProgramCache]: Analyzing trace with hash -1546963372, now seen corresponding path program 6 times [2022-03-15 20:28:17,609 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:17,609 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213014224] [2022-03-15 20:28:17,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:17,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:17,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:17,770 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:28:17,770 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:17,771 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213014224] [2022-03-15 20:28:17,771 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213014224] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:28:17,771 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1481759731] [2022-03-15 20:28:17,771 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-03-15 20:28:17,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:28:17,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:28:17,772 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:28:17,773 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-03-15 20:28:18,634 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 1 check-sat command(s) [2022-03-15 20:28:18,634 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:28:18,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 1285 conjuncts, 49 conjunts are in the unsatisfiable core [2022-03-15 20:28:18,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:28:18,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:28:18,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:28:18,718 INFO L353 Elim1Store]: treesize reduction 81, result has 19.8 percent of original size [2022-03-15 20:28:18,718 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 23 treesize of output 31 [2022-03-15 20:28:18,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:28:18,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:28:18,819 INFO L353 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2022-03-15 20:28:18,820 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 21 [2022-03-15 20:28:18,892 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-03-15 20:28:18,916 INFO L353 Elim1Store]: treesize reduction 39, result has 22.0 percent of original size [2022-03-15 20:28:18,916 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 27 [2022-03-15 20:28:18,954 INFO L353 Elim1Store]: treesize reduction 96, result has 20.0 percent of original size [2022-03-15 20:28:18,955 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 42 [2022-03-15 20:28:19,004 INFO L353 Elim1Store]: treesize reduction 172, result has 17.3 percent of original size [2022-03-15 20:28:19,004 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 57 [2022-03-15 20:28:19,038 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2022-03-15 20:28:19,063 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-03-15 20:28:19,063 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 20:28:19,063 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1481759731] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:28:19,063 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 20:28:19,063 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [9] total 18 [2022-03-15 20:28:19,063 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [756481010] [2022-03-15 20:28:19,063 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:19,065 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:19,069 INFO L252 McrAutomatonBuilder]: Finished intersection with 24 states and 25 transitions. [2022-03-15 20:28:19,069 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:19,079 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:19,081 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:19,090 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:19,090 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:19,096 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:19,096 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:19,102 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:28:19,102 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-15 20:28:19,102 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:19,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-15 20:28:19,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=267, Unknown=0, NotChecked=0, Total=342 [2022-03-15 20:28:19,103 INFO L87 Difference]: Start difference. First operand 1450 states and 2814 transitions. Second operand has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 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) [2022-03-15 20:28:20,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:20,909 INFO L93 Difference]: Finished difference Result 3016 states and 5842 transitions. [2022-03-15 20:28:20,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-15 20:28:20,910 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 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 21 [2022-03-15 20:28:20,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:20,918 INFO L225 Difference]: With dead ends: 3016 [2022-03-15 20:28:20,918 INFO L226 Difference]: Without dead ends: 3016 [2022-03-15 20:28:20,918 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=84, Invalid=336, Unknown=0, NotChecked=0, Total=420 [2022-03-15 20:28:20,919 INFO L933 BasicCegarLoop]: 38 mSDtfsCounter, 163 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 1122 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 195 SdHoareTripleChecker+Invalid, 1387 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 1122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 155 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:20,919 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [163 Valid, 195 Invalid, 1387 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 1122 Invalid, 0 Unknown, 155 Unchecked, 1.7s Time] [2022-03-15 20:28:20,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3016 states. [2022-03-15 20:28:20,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3016 to 1419. [2022-03-15 20:28:20,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1419 states, 1392 states have (on average 1.9770114942528736) internal successors, (2752), 1418 states have internal predecessors, (2752), 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) [2022-03-15 20:28:20,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1419 states and 2752 transitions. [2022-03-15 20:28:20,955 INFO L78 Accepts]: Start accepts. Automaton has 1419 states and 2752 transitions. Word has length 21 [2022-03-15 20:28:20,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:20,955 INFO L470 AbstractCegarLoop]: Abstraction has 1419 states and 2752 transitions. [2022-03-15 20:28:20,956 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 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) [2022-03-15 20:28:20,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 2752 transitions. [2022-03-15 20:28:20,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-03-15 20:28:20,957 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:20,957 INFO L514 BasicCegarLoop]: trace histogram [7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:20,978 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2022-03-15 20:28:21,178 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-03-15 20:28:21,179 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:21,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:21,179 INFO L85 PathProgramCache]: Analyzing trace with hash -1254992186, now seen corresponding path program 7 times [2022-03-15 20:28:21,180 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:21,180 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121827622] [2022-03-15 20:28:21,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:21,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:21,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:21,332 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:28:21,332 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:21,332 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121827622] [2022-03-15 20:28:21,332 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [121827622] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:28:21,332 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1903563359] [2022-03-15 20:28:21,332 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-03-15 20:28:21,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:28:21,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:28:21,336 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:28:21,337 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-03-15 20:28:22,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:22,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 1334 conjuncts, 9 conjunts are in the unsatisfiable core [2022-03-15 20:28:22,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:28:22,214 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:28:22,214 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 20:28:22,267 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:28:22,267 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1903563359] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 20:28:22,268 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 20:28:22,268 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 11 [2022-03-15 20:28:22,268 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [285854977] [2022-03-15 20:28:22,268 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:22,270 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:22,274 INFO L252 McrAutomatonBuilder]: Finished intersection with 32 states and 41 transitions. [2022-03-15 20:28:22,274 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:22,277 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:22,278 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:22,280 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:22,280 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:22,320 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:28:22,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-15 20:28:22,321 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:22,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-15 20:28:22,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2022-03-15 20:28:22,321 INFO L87 Difference]: Start difference. First operand 1419 states and 2752 transitions. Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 9 states have internal predecessors, (21), 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) [2022-03-15 20:28:23,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:23,292 INFO L93 Difference]: Finished difference Result 1420 states and 2753 transitions. [2022-03-15 20:28:23,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-03-15 20:28:23,293 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.1) internal successors, (21), 9 states have internal predecessors, (21), 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 21 [2022-03-15 20:28:23,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:23,295 INFO L225 Difference]: With dead ends: 1420 [2022-03-15 20:28:23,295 INFO L226 Difference]: Without dead ends: 1420 [2022-03-15 20:28:23,295 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2022-03-15 20:28:23,295 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 0 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:23,296 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 90 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 20:28:23,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1420 states. [2022-03-15 20:28:23,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1420 to 1420. [2022-03-15 20:28:23,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1420 states, 1393 states have (on average 1.9763101220387653) internal successors, (2753), 1419 states have internal predecessors, (2753), 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) [2022-03-15 20:28:23,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 1420 states and 2753 transitions. [2022-03-15 20:28:23,310 INFO L78 Accepts]: Start accepts. Automaton has 1420 states and 2753 transitions. Word has length 21 [2022-03-15 20:28:23,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:23,310 INFO L470 AbstractCegarLoop]: Abstraction has 1420 states and 2753 transitions. [2022-03-15 20:28:23,310 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.1) internal successors, (21), 9 states have internal predecessors, (21), 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) [2022-03-15 20:28:23,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 2753 transitions. [2022-03-15 20:28:23,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-03-15 20:28:23,311 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:23,311 INFO L514 BasicCegarLoop]: trace histogram [8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:23,331 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2022-03-15 20:28:23,531 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-03-15 20:28:23,532 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:23,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:23,532 INFO L85 PathProgramCache]: Analyzing trace with hash 1668173436, now seen corresponding path program 8 times [2022-03-15 20:28:23,533 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:23,533 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088331815] [2022-03-15 20:28:23,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:23,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:23,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:23,729 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:28:23,729 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:23,729 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088331815] [2022-03-15 20:28:23,729 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1088331815] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:28:23,729 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [798068384] [2022-03-15 20:28:23,729 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-15 20:28:23,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:28:23,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:28:23,730 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:28:23,743 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-03-15 20:28:24,670 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-15 20:28:24,670 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:28:24,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 1285 conjuncts, 55 conjunts are in the unsatisfiable core [2022-03-15 20:28:24,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:28:24,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:28:24,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:28:24,796 INFO L353 Elim1Store]: treesize reduction 105, result has 21.1 percent of original size [2022-03-15 20:28:24,797 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 41 treesize of output 53 [2022-03-15 20:28:24,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:28:24,928 INFO L353 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2022-03-15 20:28:24,928 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25 [2022-03-15 20:28:24,945 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-03-15 20:28:24,988 INFO L353 Elim1Store]: treesize reduction 39, result has 22.0 percent of original size [2022-03-15 20:28:24,988 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 27 [2022-03-15 20:28:25,026 INFO L353 Elim1Store]: treesize reduction 96, result has 20.0 percent of original size [2022-03-15 20:28:25,026 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 42 [2022-03-15 20:28:25,073 INFO L353 Elim1Store]: treesize reduction 172, result has 17.3 percent of original size [2022-03-15 20:28:25,074 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 57 [2022-03-15 20:28:25,117 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2022-03-15 20:28:25,142 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-03-15 20:28:25,142 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 20:28:25,142 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [798068384] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:28:25,142 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 20:28:25,142 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 19 [2022-03-15 20:28:25,143 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [838891732] [2022-03-15 20:28:25,143 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:25,145 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:25,150 INFO L252 McrAutomatonBuilder]: Finished intersection with 33 states and 42 transitions. [2022-03-15 20:28:25,150 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:25,163 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:25,164 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:25,166 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:25,167 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:25,221 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:25,221 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:25,223 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:25,224 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:25,507 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:25,507 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:25,510 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:25,510 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:25,700 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:25,704 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:25,724 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [75061#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0) (= 2 |~#c~0.base|)), 75062#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| 2)) (= 2 |~#c~0.base|)), 75060#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0) (= 2 |~#c~0.base|)), 75059#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |~#c~0.base|) (+ 3 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0) (= 2 |~#c~0.base|))] [2022-03-15 20:28:25,724 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:28:25,724 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:25,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:28:25,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=448, Unknown=0, NotChecked=0, Total=552 [2022-03-15 20:28:25,725 INFO L87 Difference]: Start difference. First operand 1420 states and 2753 transitions. Second operand has 15 states, 14 states have (on average 1.7142857142857142) internal successors, (24), 14 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) [2022-03-15 20:28:27,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:27,441 INFO L93 Difference]: Finished difference Result 2728 states and 5265 transitions. [2022-03-15 20:28:27,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-15 20:28:27,441 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 1.7142857142857142) internal successors, (24), 14 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 22 [2022-03-15 20:28:27,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:27,445 INFO L225 Difference]: With dead ends: 2728 [2022-03-15 20:28:27,445 INFO L226 Difference]: Without dead ends: 2728 [2022-03-15 20:28:27,445 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=109, Invalid=491, Unknown=0, NotChecked=0, Total=600 [2022-03-15 20:28:27,446 INFO L933 BasicCegarLoop]: 39 mSDtfsCounter, 214 mSDsluCounter, 160 mSDsCounter, 0 mSdLazyCounter, 1223 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 1394 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 1223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 7 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:27,446 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [214 Valid, 143 Invalid, 1394 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 1223 Invalid, 0 Unknown, 7 Unchecked, 1.7s Time] [2022-03-15 20:28:27,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2728 states. [2022-03-15 20:28:27,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2728 to 1400. [2022-03-15 20:28:27,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1400 states, 1373 states have (on average 1.9759650400582667) internal successors, (2713), 1399 states have internal predecessors, (2713), 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) [2022-03-15 20:28:27,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 1400 states and 2713 transitions. [2022-03-15 20:28:27,464 INFO L78 Accepts]: Start accepts. Automaton has 1400 states and 2713 transitions. Word has length 22 [2022-03-15 20:28:27,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:27,465 INFO L470 AbstractCegarLoop]: Abstraction has 1400 states and 2713 transitions. [2022-03-15 20:28:27,465 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 1.7142857142857142) internal successors, (24), 14 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) [2022-03-15 20:28:27,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 2713 transitions. [2022-03-15 20:28:27,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-03-15 20:28:27,465 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:27,465 INFO L514 BasicCegarLoop]: trace histogram [8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:27,486 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2022-03-15 20:28:27,686 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:28:27,686 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:27,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:27,687 INFO L85 PathProgramCache]: Analyzing trace with hash -256280796, now seen corresponding path program 9 times [2022-03-15 20:28:27,687 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:27,688 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433149297] [2022-03-15 20:28:27,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:27,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:27,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:27,823 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:28:27,823 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:27,823 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433149297] [2022-03-15 20:28:27,823 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433149297] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:28:27,823 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [169408935] [2022-03-15 20:28:27,823 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-15 20:28:27,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:28:27,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:28:27,833 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:28:27,834 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-03-15 20:28:28,791 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2022-03-15 20:28:28,792 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:28:28,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 1285 conjuncts, 49 conjunts are in the unsatisfiable core [2022-03-15 20:28:28,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:28:28,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:28:28,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:28:28,909 INFO L353 Elim1Store]: treesize reduction 105, result has 21.1 percent of original size [2022-03-15 20:28:28,909 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 41 treesize of output 53 [2022-03-15 20:28:29,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:28:29,051 INFO L353 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2022-03-15 20:28:29,051 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25 [2022-03-15 20:28:29,078 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-03-15 20:28:29,103 INFO L353 Elim1Store]: treesize reduction 39, result has 22.0 percent of original size [2022-03-15 20:28:29,104 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 27 [2022-03-15 20:28:29,138 INFO L353 Elim1Store]: treesize reduction 96, result has 20.0 percent of original size [2022-03-15 20:28:29,138 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 42 [2022-03-15 20:28:29,186 INFO L353 Elim1Store]: treesize reduction 172, result has 17.3 percent of original size [2022-03-15 20:28:29,186 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 57 [2022-03-15 20:28:29,219 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2022-03-15 20:28:29,243 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-03-15 20:28:29,243 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 20:28:29,243 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [169408935] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:28:29,244 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 20:28:29,244 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 19 [2022-03-15 20:28:29,244 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1236766726] [2022-03-15 20:28:29,244 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:29,246 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:29,251 INFO L252 McrAutomatonBuilder]: Finished intersection with 33 states and 42 transitions. [2022-03-15 20:28:29,251 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:29,271 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:29,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:29,274 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:29,274 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:29,315 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:29,316 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:29,318 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:29,318 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:29,531 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:29,532 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:29,535 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:29,535 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:29,645 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:29,645 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:29,647 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:29,647 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:29,732 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:29,767 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:29,770 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [80676#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |~#c~0.base|) (+ 3 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0) (= 2 |~#c~0.base|)), 80679#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= 2 |~#c~0.base|)), 80678#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0) (= 2 |~#c~0.base|)), 80677#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0) (= 2 |~#c~0.base|))] [2022-03-15 20:28:29,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:28:29,770 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:29,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:28:29,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=448, Unknown=0, NotChecked=0, Total=552 [2022-03-15 20:28:29,771 INFO L87 Difference]: Start difference. First operand 1400 states and 2713 transitions. Second operand has 15 states, 14 states have (on average 1.7857142857142858) internal successors, (25), 14 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:32,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:32,822 INFO L93 Difference]: Finished difference Result 2601 states and 5016 transitions. [2022-03-15 20:28:32,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-15 20:28:32,823 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 1.7857142857142858) internal successors, (25), 14 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2022-03-15 20:28:32,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:32,827 INFO L225 Difference]: With dead ends: 2601 [2022-03-15 20:28:32,827 INFO L226 Difference]: Without dead ends: 2601 [2022-03-15 20:28:32,827 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=109, Invalid=491, Unknown=0, NotChecked=0, Total=600 [2022-03-15 20:28:32,827 INFO L933 BasicCegarLoop]: 37 mSDtfsCounter, 154 mSDsluCounter, 197 mSDsCounter, 0 mSdLazyCounter, 1778 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 1893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 1778 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 8 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:32,827 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [154 Valid, 156 Invalid, 1893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 1778 Invalid, 0 Unknown, 8 Unchecked, 3.0s Time] [2022-03-15 20:28:32,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2601 states. [2022-03-15 20:28:32,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2601 to 1389. [2022-03-15 20:28:32,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1389 states, 1362 states have (on average 1.975770925110132) internal successors, (2691), 1388 states have internal predecessors, (2691), 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) [2022-03-15 20:28:32,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 1389 states and 2691 transitions. [2022-03-15 20:28:32,846 INFO L78 Accepts]: Start accepts. Automaton has 1389 states and 2691 transitions. Word has length 22 [2022-03-15 20:28:32,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:32,846 INFO L470 AbstractCegarLoop]: Abstraction has 1389 states and 2691 transitions. [2022-03-15 20:28:32,846 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 1.7857142857142858) internal successors, (25), 14 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:32,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 2691 transitions. [2022-03-15 20:28:32,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-03-15 20:28:32,846 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:32,846 INFO L514 BasicCegarLoop]: trace histogram [8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:32,868 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2022-03-15 20:28:33,059 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-03-15 20:28:33,059 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:33,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:33,060 INFO L85 PathProgramCache]: Analyzing trace with hash -1682467013, now seen corresponding path program 4 times [2022-03-15 20:28:33,063 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:33,063 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380993591] [2022-03-15 20:28:33,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:33,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:33,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:33,194 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:28:33,194 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:33,194 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380993591] [2022-03-15 20:28:33,194 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [380993591] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:28:33,194 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1432763790] [2022-03-15 20:28:33,194 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-15 20:28:33,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:28:33,194 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:28:33,195 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:28:33,207 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2022-03-15 20:28:36,288 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-15 20:28:36,288 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:28:36,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 1341 conjuncts, 10 conjunts are in the unsatisfiable core [2022-03-15 20:28:36,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:28:36,332 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:28:36,332 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 20:28:36,377 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:28:36,377 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1432763790] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 20:28:36,377 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 20:28:36,377 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 12 [2022-03-15 20:28:36,377 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [633761708] [2022-03-15 20:28:36,377 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:36,380 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:36,383 INFO L252 McrAutomatonBuilder]: Finished intersection with 25 states and 26 transitions. [2022-03-15 20:28:36,383 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:36,391 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:28:36,392 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-15 20:28:36,392 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:36,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-15 20:28:36,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 20:28:36,392 INFO L87 Difference]: Start difference. First operand 1389 states and 2691 transitions. Second operand has 11 states, 11 states have (on average 2.0) internal successors, (22), 10 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) [2022-03-15 20:28:38,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:38,257 INFO L93 Difference]: Finished difference Result 1390 states and 2692 transitions. [2022-03-15 20:28:38,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-15 20:28:38,257 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 2.0) internal successors, (22), 10 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 [2022-03-15 20:28:38,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:38,259 INFO L225 Difference]: With dead ends: 1390 [2022-03-15 20:28:38,259 INFO L226 Difference]: Without dead ends: 1390 [2022-03-15 20:28:38,259 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 42 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 20:28:38,260 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 0 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 180 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:38,260 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 180 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-15 20:28:38,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1390 states. [2022-03-15 20:28:38,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1390 to 1390. [2022-03-15 20:28:38,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1390 states, 1363 states have (on average 1.97505502567865) internal successors, (2692), 1389 states have internal predecessors, (2692), 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) [2022-03-15 20:28:38,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1390 states and 2692 transitions. [2022-03-15 20:28:38,274 INFO L78 Accepts]: Start accepts. Automaton has 1390 states and 2692 transitions. Word has length 22 [2022-03-15 20:28:38,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:38,274 INFO L470 AbstractCegarLoop]: Abstraction has 1390 states and 2692 transitions. [2022-03-15 20:28:38,274 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 2.0) internal successors, (22), 10 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) [2022-03-15 20:28:38,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 2692 transitions. [2022-03-15 20:28:38,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-03-15 20:28:38,274 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:38,274 INFO L514 BasicCegarLoop]: trace histogram [9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:38,301 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2022-03-15 20:28:38,483 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:28:38,484 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:38,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:38,484 INFO L85 PathProgramCache]: Analyzing trace with hash -1258645947, now seen corresponding path program 5 times [2022-03-15 20:28:38,485 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:38,485 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676748371] [2022-03-15 20:28:38,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:38,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:38,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:38,629 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:28:38,629 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:38,629 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676748371] [2022-03-15 20:28:38,629 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676748371] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:28:38,629 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1325847413] [2022-03-15 20:28:38,629 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-03-15 20:28:38,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:28:38,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:28:38,630 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:28:38,631 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2022-03-15 20:28:39,833 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2022-03-15 20:28:39,834 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:28:39,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 1348 conjuncts, 11 conjunts are in the unsatisfiable core [2022-03-15 20:28:39,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:28:39,875 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:28:39,875 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 20:28:39,913 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:28:39,913 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1325847413] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 20:28:39,913 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 20:28:39,913 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 11 [2022-03-15 20:28:39,913 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1136392350] [2022-03-15 20:28:39,913 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:39,915 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:39,920 INFO L252 McrAutomatonBuilder]: Finished intersection with 26 states and 27 transitions. [2022-03-15 20:28:39,920 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:39,927 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:28:39,928 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-03-15 20:28:39,928 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:39,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-03-15 20:28:39,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2022-03-15 20:28:39,928 INFO L87 Difference]: Start difference. First operand 1390 states and 2692 transitions. Second operand has 12 states, 12 states have (on average 1.9166666666666667) internal successors, (23), 11 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) [2022-03-15 20:28:40,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:40,552 INFO L93 Difference]: Finished difference Result 1391 states and 2693 transitions. [2022-03-15 20:28:40,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-15 20:28:40,552 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.9166666666666667) internal successors, (23), 11 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 [2022-03-15 20:28:40,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:40,554 INFO L225 Difference]: With dead ends: 1391 [2022-03-15 20:28:40,554 INFO L226 Difference]: Without dead ends: 1391 [2022-03-15 20:28:40,554 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 46 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2022-03-15 20:28:40,555 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 0 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:40,555 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 90 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-15 20:28:40,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1391 states. [2022-03-15 20:28:40,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1391 to 1391. [2022-03-15 20:28:40,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1391 states, 1364 states have (on average 1.9743401759530792) internal successors, (2693), 1390 states have internal predecessors, (2693), 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) [2022-03-15 20:28:40,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1391 states and 2693 transitions. [2022-03-15 20:28:40,569 INFO L78 Accepts]: Start accepts. Automaton has 1391 states and 2693 transitions. Word has length 23 [2022-03-15 20:28:40,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:40,569 INFO L470 AbstractCegarLoop]: Abstraction has 1391 states and 2693 transitions. [2022-03-15 20:28:40,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.9166666666666667) internal successors, (23), 11 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) [2022-03-15 20:28:40,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 2693 transitions. [2022-03-15 20:28:40,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-03-15 20:28:40,569 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:40,569 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:40,591 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2022-03-15 20:28:40,783 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:28:40,783 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:40,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:40,784 INFO L85 PathProgramCache]: Analyzing trace with hash -1005094789, now seen corresponding path program 6 times [2022-03-15 20:28:40,785 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:40,785 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145379970] [2022-03-15 20:28:40,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:40,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:40,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:41,109 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:28:41,109 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:41,109 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145379970] [2022-03-15 20:28:41,109 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145379970] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:28:41,109 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:28:41,109 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-03-15 20:28:41,109 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2861298] [2022-03-15 20:28:41,109 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:41,112 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:41,116 INFO L252 McrAutomatonBuilder]: Finished intersection with 27 states and 28 transitions. [2022-03-15 20:28:41,117 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:41,128 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:41,131 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:28:41,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-15 20:28:41,132 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:41,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-15 20:28:41,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2022-03-15 20:28:41,132 INFO L87 Difference]: Start difference. First operand 1391 states and 2693 transitions. Second operand has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 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) [2022-03-15 20:28:43,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:43,038 INFO L93 Difference]: Finished difference Result 1435 states and 2740 transitions. [2022-03-15 20:28:43,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 20:28:43,039 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 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 24 [2022-03-15 20:28:43,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:43,041 INFO L225 Difference]: With dead ends: 1435 [2022-03-15 20:28:43,041 INFO L226 Difference]: Without dead ends: 1435 [2022-03-15 20:28:43,041 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2022-03-15 20:28:43,042 INFO L933 BasicCegarLoop]: 54 mSDtfsCounter, 303 mSDsluCounter, 152 mSDsCounter, 0 mSdLazyCounter, 838 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 162 SdHoareTripleChecker+Invalid, 903 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 838 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:43,042 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [303 Valid, 162 Invalid, 903 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 838 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 20:28:43,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1435 states. [2022-03-15 20:28:43,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1435 to 1317. [2022-03-15 20:28:43,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1317 states, 1291 states have (on average 1.9713400464756003) internal successors, (2545), 1316 states have internal predecessors, (2545), 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) [2022-03-15 20:28:43,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 1317 states and 2545 transitions. [2022-03-15 20:28:43,054 INFO L78 Accepts]: Start accepts. Automaton has 1317 states and 2545 transitions. Word has length 24 [2022-03-15 20:28:43,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:43,054 INFO L470 AbstractCegarLoop]: Abstraction has 1317 states and 2545 transitions. [2022-03-15 20:28:43,054 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 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) [2022-03-15 20:28:43,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 2545 transitions. [2022-03-15 20:28:43,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-03-15 20:28:43,055 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:43,055 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:43,055 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-15 20:28:43,055 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:43,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:43,055 INFO L85 PathProgramCache]: Analyzing trace with hash -1442978716, now seen corresponding path program 10 times [2022-03-15 20:28:43,058 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:43,058 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273470296] [2022-03-15 20:28:43,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:43,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:43,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:43,408 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:28:43,408 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:43,408 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273470296] [2022-03-15 20:28:43,408 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1273470296] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:28:43,408 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:28:43,408 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-03-15 20:28:43,408 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1955603628] [2022-03-15 20:28:43,408 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:43,411 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:43,416 INFO L252 McrAutomatonBuilder]: Finished intersection with 35 states and 44 transitions. [2022-03-15 20:28:43,417 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:43,471 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:43,472 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:43,475 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:43,475 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:43,561 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:43,562 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:43,565 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:43,565 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:43,631 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:43,631 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:43,634 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:43,635 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:43,693 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:43,696 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 8 new interpolants: [98802#(not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|)), 98796#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 98800#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 98798#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 98803#(not (= |~#c~0.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)), 98799#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0) (not (= |~#c~0.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 98801#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= |~#c~0.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 98797#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0) (not (= |~#c~0.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)))] [2022-03-15 20:28:43,696 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-03-15 20:28:43,696 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:43,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-03-15 20:28:43,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=273, Unknown=0, NotChecked=0, Total=342 [2022-03-15 20:28:43,697 INFO L87 Difference]: Start difference. First operand 1317 states and 2545 transitions. Second operand has 19 states, 18 states have (on average 1.8333333333333333) internal successors, (33), 18 states have internal predecessors, (33), 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) [2022-03-15 20:28:45,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:45,395 INFO L93 Difference]: Finished difference Result 1563 states and 2966 transitions. [2022-03-15 20:28:45,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-03-15 20:28:45,396 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 1.8333333333333333) internal successors, (33), 18 states have internal predecessors, (33), 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 [2022-03-15 20:28:45,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:45,398 INFO L225 Difference]: With dead ends: 1563 [2022-03-15 20:28:45,398 INFO L226 Difference]: Without dead ends: 1563 [2022-03-15 20:28:45,398 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=150, Invalid=500, Unknown=0, NotChecked=0, Total=650 [2022-03-15 20:28:45,398 INFO L933 BasicCegarLoop]: 16 mSDtfsCounter, 295 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 1054 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 295 SdHoareTripleChecker+Valid, 95 SdHoareTripleChecker+Invalid, 1296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 1054 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:45,398 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [295 Valid, 95 Invalid, 1296 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 1054 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 20:28:45,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1563 states. [2022-03-15 20:28:45,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1563 to 1184. [2022-03-15 20:28:45,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1184 states, 1161 states have (on average 1.962962962962963) internal successors, (2279), 1183 states have internal predecessors, (2279), 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) [2022-03-15 20:28:45,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 1184 states and 2279 transitions. [2022-03-15 20:28:45,410 INFO L78 Accepts]: Start accepts. Automaton has 1184 states and 2279 transitions. Word has length 24 [2022-03-15 20:28:45,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:45,410 INFO L470 AbstractCegarLoop]: Abstraction has 1184 states and 2279 transitions. [2022-03-15 20:28:45,410 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 1.8333333333333333) internal successors, (33), 18 states have internal predecessors, (33), 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) [2022-03-15 20:28:45,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 2279 transitions. [2022-03-15 20:28:45,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-03-15 20:28:45,411 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:45,411 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:45,411 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-15 20:28:45,411 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:45,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:45,411 INFO L85 PathProgramCache]: Analyzing trace with hash 1681011920, now seen corresponding path program 1 times [2022-03-15 20:28:45,412 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:45,412 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226044174] [2022-03-15 20:28:45,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:45,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:45,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:45,537 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:28:45,538 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:45,538 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226044174] [2022-03-15 20:28:45,538 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226044174] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:28:45,538 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:28:45,538 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 20:28:45,538 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2141036524] [2022-03-15 20:28:45,538 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:45,541 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:45,545 INFO L252 McrAutomatonBuilder]: Finished intersection with 27 states and 26 transitions. [2022-03-15 20:28:45,545 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:45,545 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:28:45,545 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 20:28:45,545 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:45,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 20:28:45,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:28:45,546 INFO L87 Difference]: Start difference. First operand 1184 states and 2279 transitions. Second operand has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 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) [2022-03-15 20:28:47,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:47,872 INFO L93 Difference]: Finished difference Result 1339 states and 2585 transitions. [2022-03-15 20:28:47,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 20:28:47,872 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 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 26 [2022-03-15 20:28:47,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:47,874 INFO L225 Difference]: With dead ends: 1339 [2022-03-15 20:28:47,874 INFO L226 Difference]: Without dead ends: 1339 [2022-03-15 20:28:47,874 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:28:47,875 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 76 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 885 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 55 SdHoareTripleChecker+Invalid, 920 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 885 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:47,875 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [76 Valid, 55 Invalid, 920 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 885 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-15 20:28:47,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1339 states. [2022-03-15 20:28:47,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1339 to 1339. [2022-03-15 20:28:47,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1339 states, 1316 states have (on average 1.9642857142857142) internal successors, (2585), 1338 states have internal predecessors, (2585), 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) [2022-03-15 20:28:47,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 1339 states and 2585 transitions. [2022-03-15 20:28:47,887 INFO L78 Accepts]: Start accepts. Automaton has 1339 states and 2585 transitions. Word has length 26 [2022-03-15 20:28:47,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:47,887 INFO L470 AbstractCegarLoop]: Abstraction has 1339 states and 2585 transitions. [2022-03-15 20:28:47,887 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 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) [2022-03-15 20:28:47,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 2585 transitions. [2022-03-15 20:28:47,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-03-15 20:28:47,888 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:47,888 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:47,888 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-15 20:28:47,888 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:47,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:47,888 INFO L85 PathProgramCache]: Analyzing trace with hash 1299303594, now seen corresponding path program 1 times [2022-03-15 20:28:47,889 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:47,889 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [82583508] [2022-03-15 20:28:47,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:47,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:47,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:48,045 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:28:48,046 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:48,046 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [82583508] [2022-03-15 20:28:48,046 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [82583508] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:28:48,046 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:28:48,046 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 20:28:48,046 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1912054350] [2022-03-15 20:28:48,046 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:48,049 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:48,054 INFO L252 McrAutomatonBuilder]: Finished intersection with 28 states and 27 transitions. [2022-03-15 20:28:48,054 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:48,054 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:28:48,054 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 20:28:48,054 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:48,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 20:28:48,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:28:48,055 INFO L87 Difference]: Start difference. First operand 1339 states and 2585 transitions. Second operand has 6 states, 5 states have (on average 3.6) internal successors, (18), 6 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) [2022-03-15 20:28:49,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:49,435 INFO L93 Difference]: Finished difference Result 1419 states and 2741 transitions. [2022-03-15 20:28:49,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 20:28:49,436 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.6) internal successors, (18), 6 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 27 [2022-03-15 20:28:49,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:49,437 INFO L225 Difference]: With dead ends: 1419 [2022-03-15 20:28:49,437 INFO L226 Difference]: Without dead ends: 1419 [2022-03-15 20:28:49,437 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:28:49,438 INFO L933 BasicCegarLoop]: 46 mSDtfsCounter, 44 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 277 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 277 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:49,438 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [44 Valid, 52 Invalid, 283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 277 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 20:28:49,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1419 states. [2022-03-15 20:28:49,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1419 to 1419. [2022-03-15 20:28:49,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1419 states, 1396 states have (on average 1.9634670487106016) internal successors, (2741), 1418 states have internal predecessors, (2741), 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) [2022-03-15 20:28:49,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1419 states and 2741 transitions. [2022-03-15 20:28:49,451 INFO L78 Accepts]: Start accepts. Automaton has 1419 states and 2741 transitions. Word has length 27 [2022-03-15 20:28:49,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:49,451 INFO L470 AbstractCegarLoop]: Abstraction has 1419 states and 2741 transitions. [2022-03-15 20:28:49,451 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.6) internal successors, (18), 6 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) [2022-03-15 20:28:49,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 2741 transitions. [2022-03-15 20:28:49,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-03-15 20:28:49,452 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:49,452 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:49,452 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-15 20:28:49,452 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:49,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:49,453 INFO L85 PathProgramCache]: Analyzing trace with hash -1115152149, now seen corresponding path program 1 times [2022-03-15 20:28:49,469 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:49,469 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539149195] [2022-03-15 20:28:49,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:49,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:49,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:49,787 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:28:49,787 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:49,788 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539149195] [2022-03-15 20:28:49,788 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [539149195] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:28:49,788 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:28:49,788 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-03-15 20:28:49,788 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1776800707] [2022-03-15 20:28:49,788 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:49,792 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:49,803 INFO L252 McrAutomatonBuilder]: Finished intersection with 47 states and 62 transitions. [2022-03-15 20:28:49,803 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:49,907 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:49,911 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:49,916 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:49,920 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:49,924 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:50,011 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:50,012 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:50,015 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:50,016 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:50,091 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:50,092 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:50,095 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [111046#(or (= |~#c~0.base| 0) (not (= (select |#valid| |~#c~0.base|) 0)) (not (< |~#c~0.base| |#StackHeapBarrier|)))] [2022-03-15 20:28:50,096 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-03-15 20:28:50,096 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:50,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-03-15 20:28:50,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2022-03-15 20:28:50,096 INFO L87 Difference]: Start difference. First operand 1419 states and 2741 transitions. Second operand has 12 states, 11 states have (on average 2.909090909090909) internal successors, (32), 11 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) [2022-03-15 20:28:52,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:52,396 INFO L93 Difference]: Finished difference Result 1451 states and 2766 transitions. [2022-03-15 20:28:52,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-15 20:28:52,397 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 2.909090909090909) internal successors, (32), 11 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 30 [2022-03-15 20:28:52,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:52,398 INFO L225 Difference]: With dead ends: 1451 [2022-03-15 20:28:52,398 INFO L226 Difference]: Without dead ends: 1451 [2022-03-15 20:28:52,399 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 9 SyntacticMatches, 6 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=92, Invalid=214, Unknown=0, NotChecked=0, Total=306 [2022-03-15 20:28:52,399 INFO L933 BasicCegarLoop]: 52 mSDtfsCounter, 215 mSDsluCounter, 192 mSDsCounter, 0 mSdLazyCounter, 964 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 188 SdHoareTripleChecker+Invalid, 1009 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 964 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:52,399 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [215 Valid, 188 Invalid, 1009 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 964 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-15 20:28:52,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1451 states. [2022-03-15 20:28:52,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1451 to 1389. [2022-03-15 20:28:52,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1389 states, 1366 states have (on average 1.9626647144948755) internal successors, (2681), 1388 states have internal predecessors, (2681), 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) [2022-03-15 20:28:52,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 1389 states and 2681 transitions. [2022-03-15 20:28:52,412 INFO L78 Accepts]: Start accepts. Automaton has 1389 states and 2681 transitions. Word has length 30 [2022-03-15 20:28:52,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:52,412 INFO L470 AbstractCegarLoop]: Abstraction has 1389 states and 2681 transitions. [2022-03-15 20:28:52,412 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 2.909090909090909) internal successors, (32), 11 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) [2022-03-15 20:28:52,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 2681 transitions. [2022-03-15 20:28:52,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-03-15 20:28:52,412 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:52,412 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:52,412 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-15 20:28:52,412 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:52,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:52,413 INFO L85 PathProgramCache]: Analyzing trace with hash 538658516, now seen corresponding path program 1 times [2022-03-15 20:28:52,414 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:52,414 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885533289] [2022-03-15 20:28:52,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:52,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:52,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:52,997 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:28:52,997 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:52,997 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1885533289] [2022-03-15 20:28:52,997 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1885533289] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:28:52,997 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:28:52,997 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:28:52,997 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [108768885] [2022-03-15 20:28:52,997 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:53,001 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:53,012 INFO L252 McrAutomatonBuilder]: Finished intersection with 41 states and 50 transitions. [2022-03-15 20:28:53,012 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:53,251 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:53,251 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:53,254 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:53,255 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2022-03-15 20:28:53,262 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [115302#(and (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 115301#(and (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 2)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 115304#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 115303#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|)))] [2022-03-15 20:28:53,263 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 20:28:53,263 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:53,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 20:28:53,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:28:53,263 INFO L87 Difference]: Start difference. First operand 1389 states and 2681 transitions. Second operand has 17 states, 16 states have (on average 2.0625) internal successors, (33), 16 states have internal predecessors, (33), 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) [2022-03-15 20:28:57,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:57,047 INFO L93 Difference]: Finished difference Result 2176 states and 4208 transitions. [2022-03-15 20:28:57,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 20:28:57,047 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 2.0625) internal successors, (33), 16 states have internal predecessors, (33), 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 30 [2022-03-15 20:28:57,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:57,050 INFO L225 Difference]: With dead ends: 2176 [2022-03-15 20:28:57,050 INFO L226 Difference]: Without dead ends: 2176 [2022-03-15 20:28:57,050 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 6 SyntacticMatches, 3 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=207, Invalid=663, Unknown=0, NotChecked=0, Total=870 [2022-03-15 20:28:57,051 INFO L933 BasicCegarLoop]: 54 mSDtfsCounter, 377 mSDsluCounter, 236 mSDsCounter, 0 mSdLazyCounter, 1739 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 377 SdHoareTripleChecker+Valid, 217 SdHoareTripleChecker+Invalid, 1873 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 1739 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:57,051 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [377 Valid, 217 Invalid, 1873 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 1739 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-03-15 20:28:57,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2176 states. [2022-03-15 20:28:57,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2176 to 1455. [2022-03-15 20:28:57,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1455 states, 1432 states have (on average 1.964385474860335) internal successors, (2813), 1454 states have internal predecessors, (2813), 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) [2022-03-15 20:28:57,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 1455 states and 2813 transitions. [2022-03-15 20:28:57,071 INFO L78 Accepts]: Start accepts. Automaton has 1455 states and 2813 transitions. Word has length 30 [2022-03-15 20:28:57,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:57,071 INFO L470 AbstractCegarLoop]: Abstraction has 1455 states and 2813 transitions. [2022-03-15 20:28:57,072 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 2.0625) internal successors, (33), 16 states have internal predecessors, (33), 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) [2022-03-15 20:28:57,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 2813 transitions. [2022-03-15 20:28:57,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-03-15 20:28:57,072 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:57,072 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:57,072 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-15 20:28:57,072 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:57,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:57,073 INFO L85 PathProgramCache]: Analyzing trace with hash -1040583693, now seen corresponding path program 1 times [2022-03-15 20:28:57,074 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:57,074 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351038751] [2022-03-15 20:28:57,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:57,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:57,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:57,532 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:28:57,532 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:57,532 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351038751] [2022-03-15 20:28:57,533 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [351038751] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:28:57,533 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:28:57,533 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:28:57,533 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [840497203] [2022-03-15 20:28:57,533 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:57,537 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:57,550 INFO L252 McrAutomatonBuilder]: Finished intersection with 33 states and 34 transitions. [2022-03-15 20:28:57,550 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:57,554 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:57,555 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-03-15 20:28:57,558 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:57,558 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:57,563 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:28:57,563 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-03-15 20:28:57,563 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:57,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-03-15 20:28:57,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2022-03-15 20:28:57,564 INFO L87 Difference]: Start difference. First operand 1455 states and 2813 transitions. Second operand has 12 states, 11 states have (on average 1.9090909090909092) internal successors, (21), 11 states have internal predecessors, (21), 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) [2022-03-15 20:29:01,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:29:01,147 INFO L93 Difference]: Finished difference Result 2102 states and 4061 transitions. [2022-03-15 20:29:01,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 20:29:01,147 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 1.9090909090909092) internal successors, (21), 11 states have internal predecessors, (21), 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 30 [2022-03-15 20:29:01,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:29:01,150 INFO L225 Difference]: With dead ends: 2102 [2022-03-15 20:29:01,150 INFO L226 Difference]: Without dead ends: 2102 [2022-03-15 20:29:01,150 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=256, Invalid=674, Unknown=0, NotChecked=0, Total=930 [2022-03-15 20:29:01,150 INFO L933 BasicCegarLoop]: 59 mSDtfsCounter, 373 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 1718 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 373 SdHoareTripleChecker+Valid, 237 SdHoareTripleChecker+Invalid, 1834 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 1718 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-03-15 20:29:01,151 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [373 Valid, 237 Invalid, 1834 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 1718 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-03-15 20:29:01,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2102 states. [2022-03-15 20:29:01,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2102 to 1515. [2022-03-15 20:29:01,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1515 states, 1492 states have (on average 1.9658176943699732) internal successors, (2933), 1514 states have internal predecessors, (2933), 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) [2022-03-15 20:29:01,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 1515 states and 2933 transitions. [2022-03-15 20:29:01,169 INFO L78 Accepts]: Start accepts. Automaton has 1515 states and 2933 transitions. Word has length 30 [2022-03-15 20:29:01,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:29:01,169 INFO L470 AbstractCegarLoop]: Abstraction has 1515 states and 2933 transitions. [2022-03-15 20:29:01,169 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 1.9090909090909092) internal successors, (21), 11 states have internal predecessors, (21), 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) [2022-03-15 20:29:01,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 2933 transitions. [2022-03-15 20:29:01,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-03-15 20:29:01,169 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:29:01,170 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:29:01,170 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-15 20:29:01,170 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:29:01,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:29:01,170 INFO L85 PathProgramCache]: Analyzing trace with hash -572666636, now seen corresponding path program 2 times [2022-03-15 20:29:01,171 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:29:01,171 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153330250] [2022-03-15 20:29:01,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:29:01,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:29:01,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:29:01,623 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:29:01,624 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:29:01,624 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153330250] [2022-03-15 20:29:01,624 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153330250] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:29:01,624 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:29:01,624 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:29:01,624 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [821444778] [2022-03-15 20:29:01,624 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:29:01,634 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:29:01,647 INFO L252 McrAutomatonBuilder]: Finished intersection with 47 states and 62 transitions. [2022-03-15 20:29:01,647 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:29:01,727 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:01,728 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:01,730 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:01,731 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:01,747 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:01,748 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:01,751 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:01,752 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:01,930 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [125611#(or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0)), 125612#(or (= (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) 0)))] [2022-03-15 20:29:01,930 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-15 20:29:01,930 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:29:01,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-15 20:29:01,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2022-03-15 20:29:01,930 INFO L87 Difference]: Start difference. First operand 1515 states and 2933 transitions. Second operand has 14 states, 13 states have (on average 3.0) internal successors, (39), 13 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:06,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:29:06,310 INFO L93 Difference]: Finished difference Result 2068 states and 4016 transitions. [2022-03-15 20:29:06,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-15 20:29:06,310 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 3.0) internal successors, (39), 13 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2022-03-15 20:29:06,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:29:06,313 INFO L225 Difference]: With dead ends: 2068 [2022-03-15 20:29:06,313 INFO L226 Difference]: Without dead ends: 2068 [2022-03-15 20:29:06,314 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 11 SyntacticMatches, 3 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=126, Invalid=474, Unknown=0, NotChecked=0, Total=600 [2022-03-15 20:29:06,314 INFO L933 BasicCegarLoop]: 48 mSDtfsCounter, 254 mSDsluCounter, 371 mSDsCounter, 0 mSdLazyCounter, 1503 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 314 SdHoareTripleChecker+Invalid, 1548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 1503 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-03-15 20:29:06,315 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [254 Valid, 314 Invalid, 1548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 1503 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2022-03-15 20:29:06,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2068 states. [2022-03-15 20:29:06,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2068 to 1542. [2022-03-15 20:29:06,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1542 states, 1519 states have (on average 1.9684002633311388) internal successors, (2990), 1541 states have internal predecessors, (2990), 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) [2022-03-15 20:29:06,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 1542 states and 2990 transitions. [2022-03-15 20:29:06,338 INFO L78 Accepts]: Start accepts. Automaton has 1542 states and 2990 transitions. Word has length 30 [2022-03-15 20:29:06,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:29:06,338 INFO L470 AbstractCegarLoop]: Abstraction has 1542 states and 2990 transitions. [2022-03-15 20:29:06,338 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 3.0) internal successors, (39), 13 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:06,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 2990 transitions. [2022-03-15 20:29:06,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-03-15 20:29:06,339 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:29:06,339 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:29:06,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-03-15 20:29:06,339 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:29:06,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:29:06,340 INFO L85 PathProgramCache]: Analyzing trace with hash 128400465, now seen corresponding path program 2 times [2022-03-15 20:29:06,341 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:29:06,341 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657310677] [2022-03-15 20:29:06,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:29:06,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:29:06,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:29:06,713 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:29:06,713 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:29:06,713 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657310677] [2022-03-15 20:29:06,713 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1657310677] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:29:06,713 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:29:06,713 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:29:06,714 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [768614643] [2022-03-15 20:29:06,714 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:29:06,719 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:29:06,730 INFO L252 McrAutomatonBuilder]: Finished intersection with 43 states and 54 transitions. [2022-03-15 20:29:06,730 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:29:06,734 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:06,734 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:06,737 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:06,738 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:06,750 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:06,751 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:06,753 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:06,753 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:06,896 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [130799#(or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0)), 130800#(or (= (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) 0)))] [2022-03-15 20:29:06,897 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-15 20:29:06,897 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:29:06,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-15 20:29:06,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2022-03-15 20:29:06,898 INFO L87 Difference]: Start difference. First operand 1542 states and 2990 transitions. Second operand has 14 states, 13 states have (on average 2.6923076923076925) internal successors, (35), 13 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) [2022-03-15 20:29:12,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:29:12,019 INFO L93 Difference]: Finished difference Result 2120 states and 4124 transitions. [2022-03-15 20:29:12,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-03-15 20:29:12,019 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.6923076923076925) internal successors, (35), 13 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 30 [2022-03-15 20:29:12,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:29:12,022 INFO L225 Difference]: With dead ends: 2120 [2022-03-15 20:29:12,022 INFO L226 Difference]: Without dead ends: 2120 [2022-03-15 20:29:12,022 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=121, Invalid=431, Unknown=0, NotChecked=0, Total=552 [2022-03-15 20:29:12,026 INFO L933 BasicCegarLoop]: 52 mSDtfsCounter, 315 mSDsluCounter, 388 mSDsCounter, 0 mSdLazyCounter, 2137 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 315 SdHoareTripleChecker+Valid, 329 SdHoareTripleChecker+Invalid, 2236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 2137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-03-15 20:29:12,027 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [315 Valid, 329 Invalid, 2236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 2137 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-03-15 20:29:12,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2120 states. [2022-03-15 20:29:12,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2120 to 1459. [2022-03-15 20:29:12,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1459 states, 1437 states have (on average 1.965205288796103) internal successors, (2824), 1458 states have internal predecessors, (2824), 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) [2022-03-15 20:29:12,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 1459 states and 2824 transitions. [2022-03-15 20:29:12,046 INFO L78 Accepts]: Start accepts. Automaton has 1459 states and 2824 transitions. Word has length 30 [2022-03-15 20:29:12,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:29:12,046 INFO L470 AbstractCegarLoop]: Abstraction has 1459 states and 2824 transitions. [2022-03-15 20:29:12,046 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.6923076923076925) internal successors, (35), 13 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) [2022-03-15 20:29:12,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 2824 transitions. [2022-03-15 20:29:12,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-03-15 20:29:12,047 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:29:12,047 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:29:12,047 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-03-15 20:29:12,047 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:29:12,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:29:12,047 INFO L85 PathProgramCache]: Analyzing trace with hash 930295942, now seen corresponding path program 3 times [2022-03-15 20:29:12,048 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:29:12,048 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516250675] [2022-03-15 20:29:12,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:29:12,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:29:12,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:29:12,538 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:29:12,538 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:29:12,538 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516250675] [2022-03-15 20:29:12,538 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516250675] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:29:12,538 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:29:12,538 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:29:12,538 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1595346136] [2022-03-15 20:29:12,539 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:29:12,543 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:29:12,553 INFO L252 McrAutomatonBuilder]: Finished intersection with 42 states and 52 transitions. [2022-03-15 20:29:12,553 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:29:12,560 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:12,560 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:12,562 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:12,562 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:12,864 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [135873#(and (or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0)) (or (= |~#c~0.base| 0) (not (= (select |#valid| |~#c~0.base|) 0)))), 135872#(and (not (= |~#c~0.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)))] [2022-03-15 20:29:12,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:29:12,864 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:29:12,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:29:12,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:29:12,865 INFO L87 Difference]: Start difference. First operand 1459 states and 2824 transitions. Second operand has 15 states, 14 states have (on average 2.2142857142857144) internal successors, (31), 14 states have internal predecessors, (31), 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) [2022-03-15 20:29:16,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:29:16,905 INFO L93 Difference]: Finished difference Result 2755 states and 5372 transitions. [2022-03-15 20:29:16,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 20:29:16,905 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.2142857142857144) internal successors, (31), 14 states have internal predecessors, (31), 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 30 [2022-03-15 20:29:16,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:29:16,909 INFO L225 Difference]: With dead ends: 2755 [2022-03-15 20:29:16,909 INFO L226 Difference]: Without dead ends: 2755 [2022-03-15 20:29:16,909 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=156, Invalid=546, Unknown=0, NotChecked=0, Total=702 [2022-03-15 20:29:16,909 INFO L933 BasicCegarLoop]: 71 mSDtfsCounter, 287 mSDsluCounter, 517 mSDsCounter, 0 mSdLazyCounter, 1446 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 449 SdHoareTripleChecker+Invalid, 1526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 1446 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-03-15 20:29:16,910 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [287 Valid, 449 Invalid, 1526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 1446 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-03-15 20:29:16,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2755 states. [2022-03-15 20:29:16,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2755 to 1423. [2022-03-15 20:29:16,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1423 states, 1401 states have (on average 1.9643112062812278) internal successors, (2752), 1422 states have internal predecessors, (2752), 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) [2022-03-15 20:29:16,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1423 states and 2752 transitions. [2022-03-15 20:29:16,928 INFO L78 Accepts]: Start accepts. Automaton has 1423 states and 2752 transitions. Word has length 30 [2022-03-15 20:29:16,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:29:16,928 INFO L470 AbstractCegarLoop]: Abstraction has 1423 states and 2752 transitions. [2022-03-15 20:29:16,928 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.2142857142857144) internal successors, (31), 14 states have internal predecessors, (31), 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) [2022-03-15 20:29:16,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 2752 transitions. [2022-03-15 20:29:16,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-03-15 20:29:16,929 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:29:16,929 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:29:16,929 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-03-15 20:29:16,929 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:29:16,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:29:16,929 INFO L85 PathProgramCache]: Analyzing trace with hash -1152200609, now seen corresponding path program 3 times [2022-03-15 20:29:16,930 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:29:16,930 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516551943] [2022-03-15 20:29:16,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:29:16,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:29:17,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:29:17,274 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:29:17,275 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:29:17,275 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516551943] [2022-03-15 20:29:17,275 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516551943] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:29:17,275 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:29:17,275 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:29:17,275 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1223663637] [2022-03-15 20:29:17,275 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:29:17,278 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:29:17,291 INFO L252 McrAutomatonBuilder]: Finished intersection with 47 states and 62 transitions. [2022-03-15 20:29:17,291 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:29:17,297 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:17,298 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:17,308 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:17,308 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:17,348 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:17,349 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:17,353 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:17,353 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:17,400 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:17,401 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:17,403 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:17,404 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:17,797 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 6 new interpolants: [141514#(or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0)), 141515#(not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)), 141512#(and (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 6)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 141511#(and (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 6)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 7 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 141513#(and (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 141516#(or (= (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) 0)))] [2022-03-15 20:29:17,797 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 20:29:17,798 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:29:17,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 20:29:17,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 20:29:17,798 INFO L87 Difference]: Start difference. First operand 1423 states and 2752 transitions. Second operand has 18 states, 17 states have (on average 2.2941176470588234) internal successors, (39), 17 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:22,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:29:22,615 INFO L93 Difference]: Finished difference Result 2095 states and 4074 transitions. [2022-03-15 20:29:22,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 20:29:22,615 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 2.2941176470588234) internal successors, (39), 17 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2022-03-15 20:29:22,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:29:22,618 INFO L225 Difference]: With dead ends: 2095 [2022-03-15 20:29:22,618 INFO L226 Difference]: Without dead ends: 2095 [2022-03-15 20:29:22,618 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=209, Invalid=783, Unknown=0, NotChecked=0, Total=992 [2022-03-15 20:29:22,618 INFO L933 BasicCegarLoop]: 53 mSDtfsCounter, 295 mSDsluCounter, 415 mSDsCounter, 0 mSdLazyCounter, 2618 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 295 SdHoareTripleChecker+Valid, 344 SdHoareTripleChecker+Invalid, 2714 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 2618 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-03-15 20:29:22,618 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [295 Valid, 344 Invalid, 2714 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 2618 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2022-03-15 20:29:22,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2095 states. [2022-03-15 20:29:22,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2095 to 1427. [2022-03-15 20:29:22,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1427 states, 1405 states have (on average 1.9644128113879002) internal successors, (2760), 1426 states have internal predecessors, (2760), 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) [2022-03-15 20:29:22,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1427 states and 2760 transitions. [2022-03-15 20:29:22,638 INFO L78 Accepts]: Start accepts. Automaton has 1427 states and 2760 transitions. Word has length 30 [2022-03-15 20:29:22,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:29:22,638 INFO L470 AbstractCegarLoop]: Abstraction has 1427 states and 2760 transitions. [2022-03-15 20:29:22,638 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 2.2941176470588234) internal successors, (39), 17 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:22,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 2760 transitions. [2022-03-15 20:29:22,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-03-15 20:29:22,639 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:29:22,639 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:29:22,639 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-03-15 20:29:22,639 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:29:22,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:29:22,639 INFO L85 PathProgramCache]: Analyzing trace with hash 649436761, now seen corresponding path program 4 times [2022-03-15 20:29:22,640 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:29:22,640 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065630969] [2022-03-15 20:29:22,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:29:22,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:29:22,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:29:23,007 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:29:23,007 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:29:23,008 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065630969] [2022-03-15 20:29:23,008 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065630969] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:29:23,008 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:29:23,008 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:29:23,008 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1686379283] [2022-03-15 20:29:23,008 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:29:23,011 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:29:23,023 INFO L252 McrAutomatonBuilder]: Finished intersection with 47 states and 62 transitions. [2022-03-15 20:29:23,023 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:29:23,032 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:23,033 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:23,035 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:23,036 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:23,227 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:23,227 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:23,229 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:23,230 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:23,274 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:23,275 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:23,278 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:23,278 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:23,534 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:29:23,537 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 10 new interpolants: [146512#(or (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 146507#(not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)), 146506#(and (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 6)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 7 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 146513#(and (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 6)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 146510#(or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 146508#(not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)), 146509#(or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ 3 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 146514#(and (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 146515#(not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))))), 146511#(or (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)))] [2022-03-15 20:29:23,537 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-03-15 20:29:23,537 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:29:23,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-03-15 20:29:23,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=372, Unknown=0, NotChecked=0, Total=462 [2022-03-15 20:29:23,538 INFO L87 Difference]: Start difference. First operand 1427 states and 2760 transitions. Second operand has 22 states, 21 states have (on average 2.0952380952380953) internal successors, (44), 21 states have internal predecessors, (44), 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) [2022-03-15 20:29:28,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:29:28,311 INFO L93 Difference]: Finished difference Result 2094 states and 4044 transitions. [2022-03-15 20:29:28,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 20:29:28,311 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 2.0952380952380953) internal successors, (44), 21 states have internal predecessors, (44), 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 30 [2022-03-15 20:29:28,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:29:28,314 INFO L225 Difference]: With dead ends: 2094 [2022-03-15 20:29:28,314 INFO L226 Difference]: Without dead ends: 2094 [2022-03-15 20:29:28,314 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 306 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=280, Invalid=1126, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 20:29:28,315 INFO L933 BasicCegarLoop]: 55 mSDtfsCounter, 324 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 2617 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 324 SdHoareTripleChecker+Valid, 265 SdHoareTripleChecker+Invalid, 2773 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 2617 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-03-15 20:29:28,315 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [324 Valid, 265 Invalid, 2773 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 2617 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2022-03-15 20:29:28,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2094 states. [2022-03-15 20:29:28,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2094 to 1396. [2022-03-15 20:29:28,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1396 states, 1374 states have (on average 1.9636098981077148) internal successors, (2698), 1395 states have internal predecessors, (2698), 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) [2022-03-15 20:29:28,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 1396 states and 2698 transitions. [2022-03-15 20:29:28,330 INFO L78 Accepts]: Start accepts. Automaton has 1396 states and 2698 transitions. Word has length 30 [2022-03-15 20:29:28,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:29:28,330 INFO L470 AbstractCegarLoop]: Abstraction has 1396 states and 2698 transitions. [2022-03-15 20:29:28,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 2.0952380952380953) internal successors, (44), 21 states have internal predecessors, (44), 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) [2022-03-15 20:29:28,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 2698 transitions. [2022-03-15 20:29:28,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-03-15 20:29:28,330 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:29:28,330 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:29:28,330 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-03-15 20:29:28,331 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:29:28,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:29:28,331 INFO L85 PathProgramCache]: Analyzing trace with hash -870280807, now seen corresponding path program 5 times [2022-03-15 20:29:28,332 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:29:28,332 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155055942] [2022-03-15 20:29:28,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:29:28,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:29:28,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:29:28,673 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:29:28,673 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:29:28,673 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155055942] [2022-03-15 20:29:28,674 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155055942] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:29:28,674 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:29:28,674 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:29:28,674 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1110135755] [2022-03-15 20:29:28,674 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:29:28,677 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:29:28,688 INFO L252 McrAutomatonBuilder]: Finished intersection with 47 states and 62 transitions. [2022-03-15 20:29:28,688 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:29:28,757 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:28,758 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:28,762 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:28,762 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:28,795 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:28,796 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:28,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:28,798 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:29,009 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:29,009 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:29,011 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:29,012 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:29,142 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:29:29,145 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 12 new interpolants: [151449#(and (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 151453#(or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 151448#(and (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 151452#(or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ 3 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 151454#(or (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 151455#(or (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 151456#(not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))))), 151450#(not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)), 151457#(and (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 6)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 7 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 151447#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0)), 151446#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0)), 151451#(not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))] [2022-03-15 20:29:29,145 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 20:29:29,145 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:29:29,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 20:29:29,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=453, Unknown=0, NotChecked=0, Total=552 [2022-03-15 20:29:29,145 INFO L87 Difference]: Start difference. First operand 1396 states and 2698 transitions. Second operand has 24 states, 23 states have (on average 2.0869565217391304) internal successors, (48), 23 states have internal predecessors, (48), 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) [2022-03-15 20:29:34,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:29:34,462 INFO L93 Difference]: Finished difference Result 1943 states and 3739 transitions. [2022-03-15 20:29:34,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 20:29:34,463 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 2.0869565217391304) internal successors, (48), 23 states have internal predecessors, (48), 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 30 [2022-03-15 20:29:34,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:29:34,466 INFO L225 Difference]: With dead ends: 1943 [2022-03-15 20:29:34,466 INFO L226 Difference]: Without dead ends: 1943 [2022-03-15 20:29:34,466 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 331 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=341, Invalid=1465, Unknown=0, NotChecked=0, Total=1806 [2022-03-15 20:29:34,467 INFO L933 BasicCegarLoop]: 56 mSDtfsCounter, 351 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 2647 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 351 SdHoareTripleChecker+Valid, 269 SdHoareTripleChecker+Invalid, 2825 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 2647 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-03-15 20:29:34,467 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [351 Valid, 269 Invalid, 2825 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 2647 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-03-15 20:29:34,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1943 states. [2022-03-15 20:29:34,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1943 to 1276. [2022-03-15 20:29:34,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1276 states, 1257 states have (on average 1.953062848050915) internal successors, (2455), 1275 states have internal predecessors, (2455), 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) [2022-03-15 20:29:34,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 1276 states and 2455 transitions. [2022-03-15 20:29:34,486 INFO L78 Accepts]: Start accepts. Automaton has 1276 states and 2455 transitions. Word has length 30 [2022-03-15 20:29:34,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:29:34,486 INFO L470 AbstractCegarLoop]: Abstraction has 1276 states and 2455 transitions. [2022-03-15 20:29:34,486 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 2.0869565217391304) internal successors, (48), 23 states have internal predecessors, (48), 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) [2022-03-15 20:29:34,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 2455 transitions. [2022-03-15 20:29:34,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-03-15 20:29:34,487 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:29:34,487 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:29:34,487 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-03-15 20:29:34,487 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:29:34,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:29:34,487 INFO L85 PathProgramCache]: Analyzing trace with hash 669479666, now seen corresponding path program 1 times [2022-03-15 20:29:34,488 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:29:34,488 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737952648] [2022-03-15 20:29:34,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:29:34,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:29:34,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:29:34,628 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:29:34,628 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:29:34,628 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737952648] [2022-03-15 20:29:34,628 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [737952648] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:29:34,628 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:29:34,628 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 20:29:34,628 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1257262738] [2022-03-15 20:29:34,628 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:29:34,632 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:29:34,639 INFO L252 McrAutomatonBuilder]: Finished intersection with 33 states and 32 transitions. [2022-03-15 20:29:34,640 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:29:34,640 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:29:34,640 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 20:29:34,640 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:29:34,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 20:29:34,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:29:34,640 INFO L87 Difference]: Start difference. First operand 1276 states and 2455 transitions. Second operand has 6 states, 5 states have (on average 4.6) internal successors, (23), 6 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) [2022-03-15 20:29:36,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:29:36,347 INFO L93 Difference]: Finished difference Result 1253 states and 2410 transitions. [2022-03-15 20:29:36,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 20:29:36,348 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.6) internal successors, (23), 6 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 32 [2022-03-15 20:29:36,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:29:36,349 INFO L225 Difference]: With dead ends: 1253 [2022-03-15 20:29:36,349 INFO L226 Difference]: Without dead ends: 1253 [2022-03-15 20:29:36,350 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:29:36,350 INFO L933 BasicCegarLoop]: 40 mSDtfsCounter, 48 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 318 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 20:29:36,350 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [48 Valid, 48 Invalid, 378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 318 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 20:29:36,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1253 states. [2022-03-15 20:29:36,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1253 to 1253. [2022-03-15 20:29:36,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1253 states, 1236 states have (on average 1.9498381877022655) internal successors, (2410), 1252 states have internal predecessors, (2410), 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) [2022-03-15 20:29:36,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 1253 states and 2410 transitions. [2022-03-15 20:29:36,410 INFO L78 Accepts]: Start accepts. Automaton has 1253 states and 2410 transitions. Word has length 32 [2022-03-15 20:29:36,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:29:36,410 INFO L470 AbstractCegarLoop]: Abstraction has 1253 states and 2410 transitions. [2022-03-15 20:29:36,410 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.6) internal successors, (23), 6 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) [2022-03-15 20:29:36,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 2410 transitions. [2022-03-15 20:29:36,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-03-15 20:29:36,411 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:29:36,411 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:29:36,411 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-03-15 20:29:36,411 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:29:36,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:29:36,427 INFO L85 PathProgramCache]: Analyzing trace with hash -1150151906, now seen corresponding path program 1 times [2022-03-15 20:29:36,428 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:29:36,428 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549872555] [2022-03-15 20:29:36,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:29:36,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:29:36,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:29:36,569 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:29:36,569 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:29:36,569 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549872555] [2022-03-15 20:29:36,569 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1549872555] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:29:36,569 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:29:36,569 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 20:29:36,570 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [911198087] [2022-03-15 20:29:36,570 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:29:36,573 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:29:36,580 INFO L252 McrAutomatonBuilder]: Finished intersection with 33 states and 32 transitions. [2022-03-15 20:29:36,580 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:29:36,581 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:29:36,581 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 20:29:36,581 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:29:36,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 20:29:36,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:29:36,581 INFO L87 Difference]: Start difference. First operand 1253 states and 2410 transitions. Second operand has 6 states, 5 states have (on average 4.6) internal successors, (23), 6 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) [2022-03-15 20:29:39,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:29:39,280 INFO L93 Difference]: Finished difference Result 1532 states and 2916 transitions. [2022-03-15 20:29:39,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 20:29:39,281 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.6) internal successors, (23), 6 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 32 [2022-03-15 20:29:39,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:29:39,283 INFO L225 Difference]: With dead ends: 1532 [2022-03-15 20:29:39,283 INFO L226 Difference]: Without dead ends: 1494 [2022-03-15 20:29:39,283 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:29:39,283 INFO L933 BasicCegarLoop]: 44 mSDtfsCounter, 78 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 687 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 724 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 687 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-15 20:29:39,283 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [78 Valid, 54 Invalid, 724 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 687 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-03-15 20:29:39,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1494 states. [2022-03-15 20:29:39,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1494 to 1365. [2022-03-15 20:29:39,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1365 states, 1348 states have (on average 1.9480712166172107) internal successors, (2626), 1364 states have internal predecessors, (2626), 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) [2022-03-15 20:29:39,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1365 states and 2626 transitions. [2022-03-15 20:29:39,297 INFO L78 Accepts]: Start accepts. Automaton has 1365 states and 2626 transitions. Word has length 32 [2022-03-15 20:29:39,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:29:39,297 INFO L470 AbstractCegarLoop]: Abstraction has 1365 states and 2626 transitions. [2022-03-15 20:29:39,297 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.6) internal successors, (23), 6 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) [2022-03-15 20:29:39,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 2626 transitions. [2022-03-15 20:29:39,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-03-15 20:29:39,298 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:29:39,298 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:29:39,298 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-03-15 20:29:39,298 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:29:39,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:29:39,298 INFO L85 PathProgramCache]: Analyzing trace with hash 417333851, now seen corresponding path program 1 times [2022-03-15 20:29:39,299 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:29:39,299 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499685105] [2022-03-15 20:29:39,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:29:39,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:29:39,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:29:39,792 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:29:39,792 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:29:39,792 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499685105] [2022-03-15 20:29:39,792 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1499685105] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:29:39,792 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:29:39,793 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:29:39,793 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2047523386] [2022-03-15 20:29:39,793 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:29:39,843 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:29:39,856 INFO L252 McrAutomatonBuilder]: Finished intersection with 50 states and 64 transitions. [2022-03-15 20:29:39,857 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:29:39,865 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:39,865 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:39,868 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:39,869 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:39,883 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:39,883 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:39,890 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:39,891 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:40,245 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:29:40,246 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-03-15 20:29:40,246 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:29:40,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-03-15 20:29:40,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2022-03-15 20:29:40,246 INFO L87 Difference]: Start difference. First operand 1365 states and 2626 transitions. Second operand has 12 states, 11 states have (on average 3.0) internal successors, (33), 11 states have internal predecessors, (33), 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) [2022-03-15 20:29:43,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:29:43,978 INFO L93 Difference]: Finished difference Result 1996 states and 3862 transitions. [2022-03-15 20:29:43,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-03-15 20:29:43,978 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 3.0) internal successors, (33), 11 states have internal predecessors, (33), 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 34 [2022-03-15 20:29:43,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:29:43,981 INFO L225 Difference]: With dead ends: 1996 [2022-03-15 20:29:43,981 INFO L226 Difference]: Without dead ends: 1996 [2022-03-15 20:29:43,981 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 10 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=102, Invalid=360, Unknown=0, NotChecked=0, Total=462 [2022-03-15 20:29:43,982 INFO L933 BasicCegarLoop]: 53 mSDtfsCounter, 196 mSDsluCounter, 273 mSDsCounter, 0 mSdLazyCounter, 977 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 1013 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 977 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2022-03-15 20:29:43,982 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [196 Valid, 245 Invalid, 1013 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 977 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2022-03-15 20:29:43,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states. [2022-03-15 20:29:43,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1399. [2022-03-15 20:29:43,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1399 states, 1382 states have (on average 1.9493487698986975) internal successors, (2694), 1398 states have internal predecessors, (2694), 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) [2022-03-15 20:29:43,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 1399 states and 2694 transitions. [2022-03-15 20:29:43,997 INFO L78 Accepts]: Start accepts. Automaton has 1399 states and 2694 transitions. Word has length 34 [2022-03-15 20:29:43,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:29:43,997 INFO L470 AbstractCegarLoop]: Abstraction has 1399 states and 2694 transitions. [2022-03-15 20:29:43,997 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 3.0) internal successors, (33), 11 states have internal predecessors, (33), 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) [2022-03-15 20:29:43,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 2694 transitions. [2022-03-15 20:29:43,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-03-15 20:29:43,997 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:29:43,998 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:29:43,998 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-03-15 20:29:43,998 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:29:43,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:29:43,998 INFO L85 PathProgramCache]: Analyzing trace with hash -685505605, now seen corresponding path program 2 times [2022-03-15 20:29:43,999 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:29:43,999 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549833835] [2022-03-15 20:29:43,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:29:43,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:29:44,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:29:44,314 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:29:44,314 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:29:44,314 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549833835] [2022-03-15 20:29:44,314 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1549833835] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:29:44,315 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:29:44,315 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:29:44,315 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [395445551] [2022-03-15 20:29:44,315 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:29:44,345 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:29:44,358 INFO L252 McrAutomatonBuilder]: Finished intersection with 49 states and 62 transitions. [2022-03-15 20:29:44,358 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:29:44,363 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:44,363 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:44,365 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:44,365 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:44,381 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:44,381 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:44,384 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:44,384 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:44,515 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [168862#(or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0)), 168863#(or (= (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) 0)))] [2022-03-15 20:29:44,516 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-15 20:29:44,517 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:29:44,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-15 20:29:44,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2022-03-15 20:29:44,518 INFO L87 Difference]: Start difference. First operand 1399 states and 2694 transitions. Second operand has 14 states, 13 states have (on average 3.1538461538461537) internal successors, (41), 13 states have internal predecessors, (41), 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) [2022-03-15 20:29:47,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:29:47,230 INFO L93 Difference]: Finished difference Result 2007 states and 3883 transitions. [2022-03-15 20:29:47,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 20:29:47,230 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 3.1538461538461537) internal successors, (41), 13 states have internal predecessors, (41), 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 34 [2022-03-15 20:29:47,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:29:47,233 INFO L225 Difference]: With dead ends: 2007 [2022-03-15 20:29:47,233 INFO L226 Difference]: Without dead ends: 2007 [2022-03-15 20:29:47,234 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 15 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=143, Invalid=559, Unknown=0, NotChecked=0, Total=702 [2022-03-15 20:29:47,234 INFO L933 BasicCegarLoop]: 49 mSDtfsCounter, 261 mSDsluCounter, 377 mSDsCounter, 0 mSdLazyCounter, 1162 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 261 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 1221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 1162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-03-15 20:29:47,234 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [261 Valid, 316 Invalid, 1221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 1162 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-03-15 20:29:47,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2007 states. [2022-03-15 20:29:47,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2007 to 1372. [2022-03-15 20:29:47,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1372 states, 1355 states have (on average 1.948339483394834) internal successors, (2640), 1371 states have internal predecessors, (2640), 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) [2022-03-15 20:29:47,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 1372 states and 2640 transitions. [2022-03-15 20:29:47,280 INFO L78 Accepts]: Start accepts. Automaton has 1372 states and 2640 transitions. Word has length 34 [2022-03-15 20:29:47,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:29:47,280 INFO L470 AbstractCegarLoop]: Abstraction has 1372 states and 2640 transitions. [2022-03-15 20:29:47,280 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 3.1538461538461537) internal successors, (41), 13 states have internal predecessors, (41), 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) [2022-03-15 20:29:47,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 2640 transitions. [2022-03-15 20:29:47,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-03-15 20:29:47,281 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:29:47,281 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:29:47,281 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-03-15 20:29:47,281 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:29:47,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:29:47,282 INFO L85 PathProgramCache]: Analyzing trace with hash -710333669, now seen corresponding path program 3 times [2022-03-15 20:29:47,282 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:29:47,282 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049641080] [2022-03-15 20:29:47,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:29:47,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:29:47,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:29:47,632 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:29:47,633 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:29:47,633 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049641080] [2022-03-15 20:29:47,633 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049641080] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:29:47,633 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:29:47,633 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:29:47,633 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1122455699] [2022-03-15 20:29:47,633 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:29:47,638 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:29:47,709 INFO L252 McrAutomatonBuilder]: Finished intersection with 48 states and 60 transitions. [2022-03-15 20:29:47,709 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:29:47,713 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:47,714 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:47,716 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:47,716 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:47,731 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:47,731 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:47,736 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:47,737 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:47,887 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [173654#(or (= (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) 0))), 173653#(or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0))] [2022-03-15 20:29:47,888 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-15 20:29:47,888 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:29:47,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-15 20:29:47,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2022-03-15 20:29:47,888 INFO L87 Difference]: Start difference. First operand 1372 states and 2640 transitions. Second operand has 14 states, 13 states have (on average 3.076923076923077) internal successors, (40), 13 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) [2022-03-15 20:29:51,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:29:51,600 INFO L93 Difference]: Finished difference Result 2009 states and 3887 transitions. [2022-03-15 20:29:51,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 20:29:51,600 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 3.076923076923077) internal successors, (40), 13 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 34 [2022-03-15 20:29:51,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:29:51,603 INFO L225 Difference]: With dead ends: 2009 [2022-03-15 20:29:51,603 INFO L226 Difference]: Without dead ends: 2009 [2022-03-15 20:29:51,603 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=159, Invalid=597, Unknown=0, NotChecked=0, Total=756 [2022-03-15 20:29:51,603 INFO L933 BasicCegarLoop]: 48 mSDtfsCounter, 266 mSDsluCounter, 377 mSDsCounter, 0 mSdLazyCounter, 2111 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 297 SdHoareTripleChecker+Invalid, 2171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 2111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-03-15 20:29:51,603 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [266 Valid, 297 Invalid, 2171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 2111 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-03-15 20:29:51,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2009 states. [2022-03-15 20:29:51,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2009 to 1359. [2022-03-15 20:29:51,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1359 states, 1342 states have (on average 1.947839046199702) internal successors, (2614), 1358 states have internal predecessors, (2614), 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) [2022-03-15 20:29:51,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 1359 states and 2614 transitions. [2022-03-15 20:29:51,617 INFO L78 Accepts]: Start accepts. Automaton has 1359 states and 2614 transitions. Word has length 34 [2022-03-15 20:29:51,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:29:51,617 INFO L470 AbstractCegarLoop]: Abstraction has 1359 states and 2614 transitions. [2022-03-15 20:29:51,617 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 3.076923076923077) internal successors, (40), 13 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) [2022-03-15 20:29:51,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 2614 transitions. [2022-03-15 20:29:51,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-03-15 20:29:51,618 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:29:51,618 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:29:51,618 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-03-15 20:29:51,618 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:29:51,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:29:51,619 INFO L85 PathProgramCache]: Analyzing trace with hash 454380781, now seen corresponding path program 4 times [2022-03-15 20:29:51,620 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:29:51,620 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518055002] [2022-03-15 20:29:51,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:29:51,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:29:51,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:29:52,042 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:29:52,042 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:29:52,042 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518055002] [2022-03-15 20:29:52,042 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518055002] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:29:52,042 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:29:52,042 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:29:52,042 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [670030098] [2022-03-15 20:29:52,042 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:29:52,047 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:29:52,060 INFO L252 McrAutomatonBuilder]: Finished intersection with 45 states and 54 transitions. [2022-03-15 20:29:52,060 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:29:52,084 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:52,084 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:52,086 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:52,087 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:52,290 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [178423#(and (not (= |~#c~0.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 178424#(and (or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0)) (or (= |~#c~0.base| 0) (not (= (select |#valid| |~#c~0.base|) 0))))] [2022-03-15 20:29:52,291 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:29:52,291 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:29:52,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:29:52,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:29:52,291 INFO L87 Difference]: Start difference. First operand 1359 states and 2614 transitions. Second operand has 15 states, 14 states have (on average 2.4285714285714284) internal successors, (34), 14 states have internal predecessors, (34), 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) [2022-03-15 20:29:56,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:29:56,228 INFO L93 Difference]: Finished difference Result 2685 states and 5214 transitions. [2022-03-15 20:29:56,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 20:29:56,228 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.4285714285714284) internal successors, (34), 14 states have internal predecessors, (34), 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 34 [2022-03-15 20:29:56,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:29:56,233 INFO L225 Difference]: With dead ends: 2685 [2022-03-15 20:29:56,233 INFO L226 Difference]: Without dead ends: 2685 [2022-03-15 20:29:56,233 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 8 SyntacticMatches, 2 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=180, Invalid=632, Unknown=0, NotChecked=0, Total=812 [2022-03-15 20:29:56,234 INFO L933 BasicCegarLoop]: 71 mSDtfsCounter, 308 mSDsluCounter, 426 mSDsCounter, 0 mSdLazyCounter, 1271 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 377 SdHoareTripleChecker+Invalid, 1351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 1271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2022-03-15 20:29:56,234 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [308 Valid, 377 Invalid, 1351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 1271 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2022-03-15 20:29:56,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2685 states. [2022-03-15 20:29:56,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2685 to 1348. [2022-03-15 20:29:56,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1348 states, 1331 states have (on average 1.9474079639368895) internal successors, (2592), 1347 states have internal predecessors, (2592), 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) [2022-03-15 20:29:56,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 1348 states and 2592 transitions. [2022-03-15 20:29:56,250 INFO L78 Accepts]: Start accepts. Automaton has 1348 states and 2592 transitions. Word has length 34 [2022-03-15 20:29:56,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:29:56,250 INFO L470 AbstractCegarLoop]: Abstraction has 1348 states and 2592 transitions. [2022-03-15 20:29:56,250 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.4285714285714284) internal successors, (34), 14 states have internal predecessors, (34), 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) [2022-03-15 20:29:56,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 2592 transitions. [2022-03-15 20:29:56,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-03-15 20:29:56,250 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:29:56,251 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:29:56,251 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-03-15 20:29:56,251 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:29:56,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:29:56,251 INFO L85 PathProgramCache]: Analyzing trace with hash -648458675, now seen corresponding path program 5 times [2022-03-15 20:29:56,252 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:29:56,252 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825737142] [2022-03-15 20:29:56,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:29:56,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:29:56,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:29:56,623 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:29:56,624 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:29:56,624 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825737142] [2022-03-15 20:29:56,624 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825737142] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:29:56,624 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:29:56,624 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:29:56,624 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1767943031] [2022-03-15 20:29:56,624 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:29:56,629 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:29:56,656 INFO L252 McrAutomatonBuilder]: Finished intersection with 44 states and 52 transitions. [2022-03-15 20:29:56,656 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:29:56,662 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:56,663 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:56,665 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:56,665 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:56,868 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [183848#(and (or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0)) (or (= |~#c~0.base| 0) (not (= (select |#valid| |~#c~0.base|) 0)))), 183847#(and (not (= |~#c~0.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)))] [2022-03-15 20:29:56,869 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:29:56,869 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:29:56,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:29:56,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:29:56,869 INFO L87 Difference]: Start difference. First operand 1348 states and 2592 transitions. Second operand has 15 states, 14 states have (on average 2.357142857142857) internal successors, (33), 14 states have internal predecessors, (33), 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) [2022-03-15 20:30:00,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:30:00,616 INFO L93 Difference]: Finished difference Result 2682 states and 5208 transitions. [2022-03-15 20:30:00,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 20:30:00,617 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.357142857142857) internal successors, (33), 14 states have internal predecessors, (33), 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 34 [2022-03-15 20:30:00,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:30:00,621 INFO L225 Difference]: With dead ends: 2682 [2022-03-15 20:30:00,621 INFO L226 Difference]: Without dead ends: 2682 [2022-03-15 20:30:00,621 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=196, Invalid=674, Unknown=0, NotChecked=0, Total=870 [2022-03-15 20:30:00,621 INFO L933 BasicCegarLoop]: 71 mSDtfsCounter, 304 mSDsluCounter, 445 mSDsCounter, 0 mSdLazyCounter, 1533 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 304 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 1613 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 1533 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-03-15 20:30:00,622 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [304 Valid, 381 Invalid, 1613 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 1533 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-03-15 20:30:00,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2682 states. [2022-03-15 20:30:00,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2682 to 1337. [2022-03-15 20:30:00,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1337 states, 1320 states have (on average 1.946969696969697) internal successors, (2570), 1336 states have internal predecessors, (2570), 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) [2022-03-15 20:30:00,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 1337 states and 2570 transitions. [2022-03-15 20:30:00,640 INFO L78 Accepts]: Start accepts. Automaton has 1337 states and 2570 transitions. Word has length 34 [2022-03-15 20:30:00,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:30:00,640 INFO L470 AbstractCegarLoop]: Abstraction has 1337 states and 2570 transitions. [2022-03-15 20:30:00,640 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.357142857142857) internal successors, (33), 14 states have internal predecessors, (33), 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) [2022-03-15 20:30:00,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 2570 transitions. [2022-03-15 20:30:00,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-03-15 20:30:00,641 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:30:00,641 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:30:00,641 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-03-15 20:30:00,641 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:30:00,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:30:00,642 INFO L85 PathProgramCache]: Analyzing trace with hash -673286739, now seen corresponding path program 6 times [2022-03-15 20:30:00,643 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:30:00,643 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292283253] [2022-03-15 20:30:00,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:30:00,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:30:00,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:30:01,168 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:30:01,168 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:30:01,168 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292283253] [2022-03-15 20:30:01,168 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [292283253] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:30:01,168 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:30:01,168 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:30:01,168 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1144346716] [2022-03-15 20:30:01,168 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:30:01,173 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:30:01,185 INFO L252 McrAutomatonBuilder]: Finished intersection with 43 states and 50 transitions. [2022-03-15 20:30:01,185 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:30:01,192 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:01,192 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:01,195 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:01,195 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:01,410 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [189248#(and (not (= |~#c~0.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 189249#(and (or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0)) (or (= |~#c~0.base| 0) (not (= (select |#valid| |~#c~0.base|) 0))))] [2022-03-15 20:30:01,411 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:30:01,411 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:30:01,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:30:01,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:30:01,411 INFO L87 Difference]: Start difference. First operand 1337 states and 2570 transitions. Second operand has 15 states, 14 states have (on average 2.2857142857142856) internal successors, (32), 14 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) [2022-03-15 20:30:05,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:30:05,582 INFO L93 Difference]: Finished difference Result 2709 states and 5262 transitions. [2022-03-15 20:30:05,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-15 20:30:05,582 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.2857142857142856) internal successors, (32), 14 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 34 [2022-03-15 20:30:05,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:30:05,586 INFO L225 Difference]: With dead ends: 2709 [2022-03-15 20:30:05,586 INFO L226 Difference]: Without dead ends: 2709 [2022-03-15 20:30:05,586 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 172 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=269, Invalid=853, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 20:30:05,588 INFO L933 BasicCegarLoop]: 62 mSDtfsCounter, 327 mSDsluCounter, 511 mSDsCounter, 0 mSdLazyCounter, 2185 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 327 SdHoareTripleChecker+Valid, 408 SdHoareTripleChecker+Invalid, 2285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 2185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2022-03-15 20:30:05,588 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [327 Valid, 408 Invalid, 2285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 2185 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2022-03-15 20:30:05,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2709 states. [2022-03-15 20:30:05,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2709 to 1312. [2022-03-15 20:30:05,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1312 states, 1295 states have (on average 1.945945945945946) internal successors, (2520), 1311 states have internal predecessors, (2520), 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) [2022-03-15 20:30:05,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 1312 states and 2520 transitions. [2022-03-15 20:30:05,611 INFO L78 Accepts]: Start accepts. Automaton has 1312 states and 2520 transitions. Word has length 34 [2022-03-15 20:30:05,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:30:05,611 INFO L470 AbstractCegarLoop]: Abstraction has 1312 states and 2520 transitions. [2022-03-15 20:30:05,611 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.2857142857142856) internal successors, (32), 14 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) [2022-03-15 20:30:05,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 2520 transitions. [2022-03-15 20:30:05,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:30:05,612 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:30:05,612 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:30:05,612 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-03-15 20:30:05,612 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:30:05,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:30:05,613 INFO L85 PathProgramCache]: Analyzing trace with hash 1753559612, now seen corresponding path program 1 times [2022-03-15 20:30:05,613 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:30:05,614 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759422232] [2022-03-15 20:30:05,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:30:05,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:30:05,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:30:06,036 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:30:06,036 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:30:06,036 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759422232] [2022-03-15 20:30:06,036 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [759422232] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:30:06,037 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:30:06,037 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:30:06,037 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1281769550] [2022-03-15 20:30:06,037 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:30:06,044 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:30:06,065 INFO L252 McrAutomatonBuilder]: Finished intersection with 53 states and 68 transitions. [2022-03-15 20:30:06,066 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:30:06,107 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:06,108 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:06,109 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:06,110 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2022-03-15 20:30:06,367 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:30:06,370 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:30:06,375 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:30:06,379 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:30:06,384 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:30:06,388 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:30:06,492 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:06,492 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:06,512 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [194634#(and (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~nondet32#1|) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 5)) |t_funThread1of1ForFork0_new_#t~nondet32#1|) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 6)) |t_funThread1of1ForFork0_new_#t~nondet32#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 194637#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 194636#(and (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~nondet32#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 194635#(and (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~nondet32#1|) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 5)) |t_funThread1of1ForFork0_new_#t~nondet32#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|)))] [2022-03-15 20:30:06,512 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 20:30:06,512 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:30:06,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 20:30:06,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:30:06,512 INFO L87 Difference]: Start difference. First operand 1312 states and 2520 transitions. Second operand has 17 states, 16 states have (on average 2.4375) internal successors, (39), 16 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:10,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:30:10,750 INFO L93 Difference]: Finished difference Result 1896 states and 3639 transitions. [2022-03-15 20:30:10,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 20:30:10,750 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 2.4375) internal successors, (39), 16 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:30:10,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:30:10,753 INFO L225 Difference]: With dead ends: 1896 [2022-03-15 20:30:10,753 INFO L226 Difference]: Without dead ends: 1896 [2022-03-15 20:30:10,753 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 12 SyntacticMatches, 4 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=207, Invalid=663, Unknown=0, NotChecked=0, Total=870 [2022-03-15 20:30:10,754 INFO L933 BasicCegarLoop]: 52 mSDtfsCounter, 329 mSDsluCounter, 234 mSDsCounter, 0 mSdLazyCounter, 1695 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 329 SdHoareTripleChecker+Valid, 213 SdHoareTripleChecker+Invalid, 1829 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 1695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-03-15 20:30:10,754 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [329 Valid, 213 Invalid, 1829 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 1695 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-03-15 20:30:10,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1896 states. [2022-03-15 20:30:10,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1896 to 1422. [2022-03-15 20:30:10,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1422 states, 1405 states have (on average 1.9501779359430604) internal successors, (2740), 1421 states have internal predecessors, (2740), 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) [2022-03-15 20:30:10,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1422 states and 2740 transitions. [2022-03-15 20:30:10,769 INFO L78 Accepts]: Start accepts. Automaton has 1422 states and 2740 transitions. Word has length 36 [2022-03-15 20:30:10,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:30:10,769 INFO L470 AbstractCegarLoop]: Abstraction has 1422 states and 2740 transitions. [2022-03-15 20:30:10,769 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 2.4375) internal successors, (39), 16 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:10,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 2740 transitions. [2022-03-15 20:30:10,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:30:10,770 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:30:10,770 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:30:10,770 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-03-15 20:30:10,770 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:30:10,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:30:10,770 INFO L85 PathProgramCache]: Analyzing trace with hash 1189799278, now seen corresponding path program 1 times [2022-03-15 20:30:10,771 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:30:10,771 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132950535] [2022-03-15 20:30:10,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:30:10,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:30:11,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:30:11,611 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:30:11,611 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:30:11,611 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132950535] [2022-03-15 20:30:11,611 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2132950535] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:30:11,611 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:30:11,611 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-15 20:30:11,611 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1532862697] [2022-03-15 20:30:11,611 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:30:11,615 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:30:11,629 INFO L252 McrAutomatonBuilder]: Finished intersection with 47 states and 56 transitions. [2022-03-15 20:30:11,629 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:30:11,992 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:11,993 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2022-03-15 20:30:11,994 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:11,995 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2022-03-15 20:30:12,004 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [199421#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_~p~0#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 199420#(and (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_~p~0#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 199419#(and (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 2)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_~p~0#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 199422#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_~p~0#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|)))] [2022-03-15 20:30:12,005 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-03-15 20:30:12,005 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:30:12,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-03-15 20:30:12,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=281, Unknown=0, NotChecked=0, Total=342 [2022-03-15 20:30:12,006 INFO L87 Difference]: Start difference. First operand 1422 states and 2740 transitions. Second operand has 19 states, 18 states have (on average 2.1666666666666665) internal successors, (39), 18 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:17,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:30:17,702 INFO L93 Difference]: Finished difference Result 1658 states and 3185 transitions. [2022-03-15 20:30:17,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 20:30:17,702 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 2.1666666666666665) internal successors, (39), 18 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:30:17,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:30:17,704 INFO L225 Difference]: With dead ends: 1658 [2022-03-15 20:30:17,704 INFO L226 Difference]: Without dead ends: 1658 [2022-03-15 20:30:17,712 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 9 SyntacticMatches, 4 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=259, Invalid=863, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 20:30:17,712 INFO L933 BasicCegarLoop]: 42 mSDtfsCounter, 329 mSDsluCounter, 198 mSDsCounter, 0 mSdLazyCounter, 2012 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 329 SdHoareTripleChecker+Valid, 175 SdHoareTripleChecker+Invalid, 2184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 2012 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-03-15 20:30:17,712 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [329 Valid, 175 Invalid, 2184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 2012 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-03-15 20:30:17,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1658 states. [2022-03-15 20:30:17,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1658 to 1433. [2022-03-15 20:30:17,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1433 states, 1416 states have (on average 1.9505649717514124) internal successors, (2762), 1432 states have internal predecessors, (2762), 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) [2022-03-15 20:30:17,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 1433 states and 2762 transitions. [2022-03-15 20:30:17,726 INFO L78 Accepts]: Start accepts. Automaton has 1433 states and 2762 transitions. Word has length 36 [2022-03-15 20:30:17,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:30:17,726 INFO L470 AbstractCegarLoop]: Abstraction has 1433 states and 2762 transitions. [2022-03-15 20:30:17,726 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 2.1666666666666665) internal successors, (39), 18 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:17,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 2762 transitions. [2022-03-15 20:30:17,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:30:17,727 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:30:17,727 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:30:17,727 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-03-15 20:30:17,727 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:30:17,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:30:17,728 INFO L85 PathProgramCache]: Analyzing trace with hash 2125378796, now seen corresponding path program 2 times [2022-03-15 20:30:17,728 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:30:17,729 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747306971] [2022-03-15 20:30:17,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:30:17,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:30:18,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:30:18,428 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:30:18,428 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:30:18,428 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747306971] [2022-03-15 20:30:18,428 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747306971] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:30:18,428 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:30:18,429 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-15 20:30:18,429 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1820814967] [2022-03-15 20:30:18,429 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:30:18,432 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:30:18,445 INFO L252 McrAutomatonBuilder]: Finished intersection with 45 states and 52 transitions. [2022-03-15 20:30:18,445 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:30:18,603 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:18,604 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2022-03-15 20:30:18,605 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:18,608 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2022-03-15 20:30:18,638 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [203993#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_~p~0#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 203992#(and (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_~p~0#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 203994#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_~p~0#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|)))] [2022-03-15 20:30:18,638 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 20:30:18,638 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:30:18,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 20:30:18,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-15 20:30:18,638 INFO L87 Difference]: Start difference. First operand 1433 states and 2762 transitions. Second operand has 18 states, 17 states have (on average 2.1176470588235294) internal successors, (36), 17 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:24,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:30:24,115 INFO L93 Difference]: Finished difference Result 1696 states and 3259 transitions. [2022-03-15 20:30:24,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-15 20:30:24,115 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 2.1176470588235294) internal successors, (36), 17 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:30:24,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:30:24,118 INFO L225 Difference]: With dead ends: 1696 [2022-03-15 20:30:24,118 INFO L226 Difference]: Without dead ends: 1696 [2022-03-15 20:30:24,118 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 9 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=316, Invalid=1016, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 20:30:24,118 INFO L933 BasicCegarLoop]: 42 mSDtfsCounter, 334 mSDsluCounter, 193 mSDsCounter, 0 mSdLazyCounter, 2128 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 334 SdHoareTripleChecker+Valid, 176 SdHoareTripleChecker+Invalid, 2312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 2128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-03-15 20:30:24,119 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [334 Valid, 176 Invalid, 2312 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 2128 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2022-03-15 20:30:24,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1696 states. [2022-03-15 20:30:24,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1696 to 1447. [2022-03-15 20:30:24,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1447 states, 1430 states have (on average 1.951048951048951) internal successors, (2790), 1446 states have internal predecessors, (2790), 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) [2022-03-15 20:30:24,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 1447 states and 2790 transitions. [2022-03-15 20:30:24,145 INFO L78 Accepts]: Start accepts. Automaton has 1447 states and 2790 transitions. Word has length 36 [2022-03-15 20:30:24,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:30:24,147 INFO L470 AbstractCegarLoop]: Abstraction has 1447 states and 2790 transitions. [2022-03-15 20:30:24,147 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 2.1176470588235294) internal successors, (36), 17 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:24,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 2790 transitions. [2022-03-15 20:30:24,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:30:24,148 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:30:24,148 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:30:24,148 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-03-15 20:30:24,148 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:30:24,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:30:24,149 INFO L85 PathProgramCache]: Analyzing trace with hash 66499468, now seen corresponding path program 3 times [2022-03-15 20:30:24,149 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:30:24,149 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676034972] [2022-03-15 20:30:24,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:30:24,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:30:24,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:30:24,939 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:30:24,939 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:30:24,939 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676034972] [2022-03-15 20:30:24,939 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676034972] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:30:24,939 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:30:24,939 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-15 20:30:24,939 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [942634415] [2022-03-15 20:30:24,939 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:30:24,942 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:30:24,955 INFO L252 McrAutomatonBuilder]: Finished intersection with 43 states and 48 transitions. [2022-03-15 20:30:24,955 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:30:25,098 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:25,099 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2022-03-15 20:30:25,100 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:25,100 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2022-03-15 20:30:25,114 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [208638#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_~p~0#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 208639#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_~p~0#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|)))] [2022-03-15 20:30:25,114 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 20:30:25,114 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:30:25,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 20:30:25,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=226, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:30:25,115 INFO L87 Difference]: Start difference. First operand 1447 states and 2790 transitions. Second operand has 17 states, 16 states have (on average 2.0625) internal successors, (33), 16 states have internal predecessors, (33), 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) [2022-03-15 20:30:31,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:30:31,650 INFO L93 Difference]: Finished difference Result 1734 states and 3333 transitions. [2022-03-15 20:30:31,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-15 20:30:31,650 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 2.0625) internal successors, (33), 16 states have internal predecessors, (33), 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 36 [2022-03-15 20:30:31,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:30:31,653 INFO L225 Difference]: With dead ends: 1734 [2022-03-15 20:30:31,653 INFO L226 Difference]: Without dead ends: 1734 [2022-03-15 20:30:31,653 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 9 SyntacticMatches, 2 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=376, Invalid=1184, Unknown=0, NotChecked=0, Total=1560 [2022-03-15 20:30:31,653 INFO L933 BasicCegarLoop]: 42 mSDtfsCounter, 322 mSDsluCounter, 196 mSDsCounter, 0 mSdLazyCounter, 2471 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 322 SdHoareTripleChecker+Valid, 177 SdHoareTripleChecker+Invalid, 2637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 2471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2022-03-15 20:30:31,653 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [322 Valid, 177 Invalid, 2637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 2471 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2022-03-15 20:30:31,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1734 states. [2022-03-15 20:30:31,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1734 to 1461. [2022-03-15 20:30:31,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1461 states, 1444 states have (on average 1.951523545706371) internal successors, (2818), 1460 states have internal predecessors, (2818), 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) [2022-03-15 20:30:31,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1461 states and 2818 transitions. [2022-03-15 20:30:31,671 INFO L78 Accepts]: Start accepts. Automaton has 1461 states and 2818 transitions. Word has length 36 [2022-03-15 20:30:31,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:30:31,671 INFO L470 AbstractCegarLoop]: Abstraction has 1461 states and 2818 transitions. [2022-03-15 20:30:31,671 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 2.0625) internal successors, (33), 16 states have internal predecessors, (33), 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) [2022-03-15 20:30:31,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1461 states and 2818 transitions. [2022-03-15 20:30:31,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:30:31,672 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:30:31,672 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:30:31,672 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-03-15 20:30:31,672 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:30:31,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:30:31,673 INFO L85 PathProgramCache]: Analyzing trace with hash -178751922, now seen corresponding path program 4 times [2022-03-15 20:30:31,673 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:30:31,673 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90684405] [2022-03-15 20:30:31,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:30:31,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:30:31,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:30:32,277 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:30:32,278 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:30:32,278 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90684405] [2022-03-15 20:30:32,278 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90684405] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:30:32,278 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:30:32,278 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-15 20:30:32,278 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1517950476] [2022-03-15 20:30:32,278 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:30:32,282 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:30:32,293 INFO L252 McrAutomatonBuilder]: Finished intersection with 41 states and 44 transitions. [2022-03-15 20:30:32,293 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:30:32,347 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:32,349 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2022-03-15 20:30:32,350 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:32,351 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2022-03-15 20:30:32,373 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [213357#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_~p~0#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|)))] [2022-03-15 20:30:32,373 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 20:30:32,373 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:30:32,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 20:30:32,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2022-03-15 20:30:32,373 INFO L87 Difference]: Start difference. First operand 1461 states and 2818 transitions. Second operand has 16 states, 15 states have (on average 2.0) internal successors, (30), 15 states have internal predecessors, (30), 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) [2022-03-15 20:30:38,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:30:38,229 INFO L93 Difference]: Finished difference Result 1772 states and 3407 transitions. [2022-03-15 20:30:38,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-15 20:30:38,229 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 2.0) internal successors, (30), 15 states have internal predecessors, (30), 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 36 [2022-03-15 20:30:38,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:30:38,232 INFO L225 Difference]: With dead ends: 1772 [2022-03-15 20:30:38,232 INFO L226 Difference]: Without dead ends: 1772 [2022-03-15 20:30:38,232 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 313 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=439, Invalid=1367, Unknown=0, NotChecked=0, Total=1806 [2022-03-15 20:30:38,233 INFO L933 BasicCegarLoop]: 42 mSDtfsCounter, 339 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 1866 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 339 SdHoareTripleChecker+Valid, 177 SdHoareTripleChecker+Invalid, 2065 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 1866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-03-15 20:30:38,233 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [339 Valid, 177 Invalid, 2065 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 1866 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2022-03-15 20:30:38,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1772 states. [2022-03-15 20:30:38,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1772 to 1475. [2022-03-15 20:30:38,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1475 states, 1458 states have (on average 1.9519890260631) internal successors, (2846), 1474 states have internal predecessors, (2846), 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) [2022-03-15 20:30:38,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 1475 states and 2846 transitions. [2022-03-15 20:30:38,246 INFO L78 Accepts]: Start accepts. Automaton has 1475 states and 2846 transitions. Word has length 36 [2022-03-15 20:30:38,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:30:38,246 INFO L470 AbstractCegarLoop]: Abstraction has 1475 states and 2846 transitions. [2022-03-15 20:30:38,246 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 2.0) internal successors, (30), 15 states have internal predecessors, (30), 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) [2022-03-15 20:30:38,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 2846 transitions. [2022-03-15 20:30:38,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:30:38,247 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:30:38,247 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:30:38,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-03-15 20:30:38,247 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:30:38,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:30:38,247 INFO L85 PathProgramCache]: Analyzing trace with hash 210564743, now seen corresponding path program 1 times [2022-03-15 20:30:38,248 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:30:38,248 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770122005] [2022-03-15 20:30:38,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:30:38,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:30:38,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:30:38,850 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:30:38,850 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:30:38,850 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770122005] [2022-03-15 20:30:38,850 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770122005] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:30:38,850 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:30:38,850 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-15 20:30:38,850 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [559640477] [2022-03-15 20:30:38,850 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:30:38,853 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:30:38,865 INFO L252 McrAutomatonBuilder]: Finished intersection with 39 states and 40 transitions. [2022-03-15 20:30:38,865 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:30:38,870 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:38,870 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2022-03-15 20:30:38,871 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:38,872 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2022-03-15 20:30:38,881 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:30:38,882 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:30:38,882 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:30:38,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:30:38,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:30:38,882 INFO L87 Difference]: Start difference. First operand 1475 states and 2846 transitions. Second operand has 15 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 14 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:43,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:30:43,851 INFO L93 Difference]: Finished difference Result 2435 states and 4624 transitions. [2022-03-15 20:30:43,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-15 20:30:43,851 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 14 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:30:43,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:30:43,854 INFO L225 Difference]: With dead ends: 2435 [2022-03-15 20:30:43,855 INFO L226 Difference]: Without dead ends: 2435 [2022-03-15 20:30:43,855 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 292 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=254, Invalid=1152, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 20:30:43,855 INFO L933 BasicCegarLoop]: 70 mSDtfsCounter, 403 mSDsluCounter, 501 mSDsCounter, 0 mSdLazyCounter, 2780 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 403 SdHoareTripleChecker+Valid, 446 SdHoareTripleChecker+Invalid, 2954 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 2780 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-03-15 20:30:43,855 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [403 Valid, 446 Invalid, 2954 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 2780 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-03-15 20:30:43,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2435 states. [2022-03-15 20:30:43,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2435 to 1580. [2022-03-15 20:30:43,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1580 states, 1563 states have (on average 1.9577735124760076) internal successors, (3060), 1579 states have internal predecessors, (3060), 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) [2022-03-15 20:30:43,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1580 states and 3060 transitions. [2022-03-15 20:30:43,879 INFO L78 Accepts]: Start accepts. Automaton has 1580 states and 3060 transitions. Word has length 36 [2022-03-15 20:30:43,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:30:43,879 INFO L470 AbstractCegarLoop]: Abstraction has 1580 states and 3060 transitions. [2022-03-15 20:30:43,879 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 14 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:43,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 3060 transitions. [2022-03-15 20:30:43,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:30:43,886 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:30:43,886 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:30:43,886 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-03-15 20:30:43,886 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:30:43,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:30:43,886 INFO L85 PathProgramCache]: Analyzing trace with hash -1078986496, now seen corresponding path program 5 times [2022-03-15 20:30:43,888 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:30:43,888 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703460831] [2022-03-15 20:30:43,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:30:43,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:30:44,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:30:44,392 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:30:44,393 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:30:44,393 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703460831] [2022-03-15 20:30:44,393 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [703460831] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:30:44,393 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:30:44,393 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-15 20:30:44,393 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1007348761] [2022-03-15 20:30:44,393 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:30:44,397 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:30:44,409 INFO L252 McrAutomatonBuilder]: Finished intersection with 40 states and 42 transitions. [2022-03-15 20:30:44,410 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:30:44,415 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:44,416 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2022-03-15 20:30:44,418 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:44,419 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2022-03-15 20:30:44,439 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:30:44,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:30:44,439 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:30:44,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:30:44,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:30:44,439 INFO L87 Difference]: Start difference. First operand 1580 states and 3060 transitions. Second operand has 15 states, 14 states have (on average 2.0) internal successors, (28), 14 states have internal predecessors, (28), 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) [2022-03-15 20:30:49,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:30:49,744 INFO L93 Difference]: Finished difference Result 2281 states and 4367 transitions. [2022-03-15 20:30:49,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-15 20:30:49,745 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0) internal successors, (28), 14 states have internal predecessors, (28), 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 36 [2022-03-15 20:30:49,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:30:49,748 INFO L225 Difference]: With dead ends: 2281 [2022-03-15 20:30:49,748 INFO L226 Difference]: Without dead ends: 2281 [2022-03-15 20:30:49,748 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 526 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=495, Invalid=1761, Unknown=0, NotChecked=0, Total=2256 [2022-03-15 20:30:49,749 INFO L933 BasicCegarLoop]: 65 mSDtfsCounter, 419 mSDsluCounter, 449 mSDsCounter, 0 mSdLazyCounter, 2100 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 419 SdHoareTripleChecker+Valid, 397 SdHoareTripleChecker+Invalid, 2228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 2100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-03-15 20:30:49,749 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [419 Valid, 397 Invalid, 2228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 2100 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2022-03-15 20:30:49,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2281 states. [2022-03-15 20:30:49,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2281 to 1568. [2022-03-15 20:30:49,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1568 states, 1551 states have (on average 1.9574468085106382) internal successors, (3036), 1567 states have internal predecessors, (3036), 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) [2022-03-15 20:30:49,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1568 states and 3036 transitions. [2022-03-15 20:30:49,766 INFO L78 Accepts]: Start accepts. Automaton has 1568 states and 3036 transitions. Word has length 36 [2022-03-15 20:30:49,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:30:49,766 INFO L470 AbstractCegarLoop]: Abstraction has 1568 states and 3036 transitions. [2022-03-15 20:30:49,766 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0) internal successors, (28), 14 states have internal predecessors, (28), 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) [2022-03-15 20:30:49,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 3036 transitions. [2022-03-15 20:30:49,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:30:49,767 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:30:49,767 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:30:49,767 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-03-15 20:30:49,767 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:30:49,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:30:49,767 INFO L85 PathProgramCache]: Analyzing trace with hash -782149240, now seen corresponding path program 6 times [2022-03-15 20:30:49,768 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:30:49,768 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448898372] [2022-03-15 20:30:49,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:30:49,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:30:50,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:30:50,580 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-03-15 20:30:50,580 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:30:50,580 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448898372] [2022-03-15 20:30:50,580 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448898372] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:30:50,580 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [192846223] [2022-03-15 20:30:50,580 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-03-15 20:30:50,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:30:50,580 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:30:50,582 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:30:50,582 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2022-03-15 20:30:52,707 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 1 check-sat command(s) [2022-03-15 20:30:52,707 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:30:52,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 1343 conjuncts, 108 conjunts are in the unsatisfiable core [2022-03-15 20:30:52,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:30:52,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:52,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:52,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:52,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:52,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:52,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:52,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:52,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:52,808 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2261 treesize of output 586 [2022-03-15 20:30:52,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:52,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:52,824 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 70 [2022-03-15 20:30:52,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:52,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:52,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:52,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:52,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:52,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:52,844 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 83 [2022-03-15 20:30:52,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:52,880 INFO L353 Elim1Store]: treesize reduction 31, result has 48.3 percent of original size [2022-03-15 20:30:52,881 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 72 [2022-03-15 20:30:52,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:52,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:52,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:52,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:52,940 INFO L353 Elim1Store]: treesize reduction 293, result has 17.2 percent of original size [2022-03-15 20:30:52,940 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 127 treesize of output 139 [2022-03-15 20:30:52,942 INFO L884 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2022-03-15 20:30:52,985 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 47 [2022-03-15 20:30:52,996 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 47 [2022-03-15 20:30:53,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:53,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:53,051 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 75 [2022-03-15 20:30:53,056 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2022-03-15 20:30:53,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:53,098 INFO L353 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2022-03-15 20:30:53,098 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 272 treesize of output 189 [2022-03-15 20:30:53,107 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:53,107 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 147 treesize of output 103 [2022-03-15 20:30:53,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:53,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:53,293 INFO L353 Elim1Store]: treesize reduction 16, result has 74.6 percent of original size [2022-03-15 20:30:53,294 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 56 treesize of output 62 [2022-03-15 20:30:53,345 INFO L353 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-03-15 20:30:53,345 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 117 treesize of output 99 [2022-03-15 20:30:53,348 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 91 [2022-03-15 20:30:53,416 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 66 [2022-03-15 20:30:53,557 INFO L353 Elim1Store]: treesize reduction 42, result has 6.7 percent of original size [2022-03-15 20:30:53,558 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 107 treesize of output 33 [2022-03-15 20:30:53,648 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-03-15 20:30:53,692 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-03-15 20:30:53,773 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-03-15 20:30:53,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:53,808 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-03-15 20:30:53,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:53,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:53,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:53,847 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-03-15 20:30:53,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:53,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:53,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:53,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:53,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:53,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:30:53,897 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 44 [2022-03-15 20:30:53,999 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:30:53,999 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 20:30:53,999 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [192846223] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:30:53,999 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 20:30:53,999 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [14] total 27 [2022-03-15 20:30:54,000 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [367635382] [2022-03-15 20:30:54,000 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:30:54,003 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:30:54,015 INFO L252 McrAutomatonBuilder]: Finished intersection with 39 states and 40 transitions. [2022-03-15 20:30:54,015 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:30:54,023 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:54,023 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2022-03-15 20:30:54,026 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:54,027 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 217 [2022-03-15 20:30:54,051 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:30:54,051 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:30:54,051 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:30:54,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:30:54,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-15 20:30:54,052 INFO L87 Difference]: Start difference. First operand 1568 states and 3036 transitions. Second operand has 15 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 14 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:58,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:30:58,792 INFO L93 Difference]: Finished difference Result 3221 states and 6275 transitions. [2022-03-15 20:30:58,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-15 20:30:58,792 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 14 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:30:58,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:30:58,796 INFO L225 Difference]: With dead ends: 3221 [2022-03-15 20:30:58,796 INFO L226 Difference]: Without dead ends: 3221 [2022-03-15 20:30:58,797 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 502 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=387, Invalid=2163, Unknown=0, NotChecked=0, Total=2550 [2022-03-15 20:30:58,797 INFO L933 BasicCegarLoop]: 63 mSDtfsCounter, 189 mSDsluCounter, 468 mSDsCounter, 0 mSdLazyCounter, 1905 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 363 SdHoareTripleChecker+Invalid, 2851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 1905 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 839 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2022-03-15 20:30:58,797 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [189 Valid, 363 Invalid, 2851 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 1905 Invalid, 0 Unknown, 839 Unchecked, 4.0s Time] [2022-03-15 20:30:58,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3221 states. [2022-03-15 20:30:58,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3221 to 1580. [2022-03-15 20:30:58,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1580 states, 1563 states have (on average 1.9577735124760076) internal successors, (3060), 1579 states have internal predecessors, (3060), 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) [2022-03-15 20:30:58,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1580 states and 3060 transitions. [2022-03-15 20:30:58,816 INFO L78 Accepts]: Start accepts. Automaton has 1580 states and 3060 transitions. Word has length 36 [2022-03-15 20:30:58,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:30:58,817 INFO L470 AbstractCegarLoop]: Abstraction has 1580 states and 3060 transitions. [2022-03-15 20:30:58,817 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 14 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:58,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 3060 transitions. [2022-03-15 20:30:58,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:30:58,817 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:30:58,818 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:30:58,844 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2022-03-15 20:30:59,040 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2022-03-15 20:30:59,040 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:30:59,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:30:59,041 INFO L85 PathProgramCache]: Analyzing trace with hash 1245544540, now seen corresponding path program 2 times [2022-03-15 20:30:59,042 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:30:59,042 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556220927] [2022-03-15 20:30:59,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:30:59,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:30:59,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:30:59,472 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:30:59,473 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:30:59,473 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556220927] [2022-03-15 20:30:59,473 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556220927] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:30:59,473 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:30:59,473 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:30:59,473 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1740235750] [2022-03-15 20:30:59,473 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:30:59,476 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:30:59,493 INFO L252 McrAutomatonBuilder]: Finished intersection with 53 states and 68 transitions. [2022-03-15 20:30:59,493 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:30:59,496 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:59,497 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:59,500 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:59,500 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:59,524 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:59,524 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:59,528 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:59,528 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:59,771 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [235862#(not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)), 235863#(or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0))] [2022-03-15 20:30:59,771 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-15 20:30:59,772 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:30:59,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-15 20:30:59,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2022-03-15 20:30:59,772 INFO L87 Difference]: Start difference. First operand 1580 states and 3060 transitions. Second operand has 14 states, 13 states have (on average 3.230769230769231) internal successors, (42), 13 states have internal predecessors, (42), 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) [2022-03-15 20:31:03,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:31:03,872 INFO L93 Difference]: Finished difference Result 2056 states and 3986 transitions. [2022-03-15 20:31:03,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-15 20:31:03,872 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 3.230769230769231) internal successors, (42), 13 states have internal predecessors, (42), 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 36 [2022-03-15 20:31:03,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:31:03,875 INFO L225 Difference]: With dead ends: 2056 [2022-03-15 20:31:03,875 INFO L226 Difference]: Without dead ends: 2056 [2022-03-15 20:31:03,875 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 9 SyntacticMatches, 3 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=126, Invalid=474, Unknown=0, NotChecked=0, Total=600 [2022-03-15 20:31:03,875 INFO L933 BasicCegarLoop]: 48 mSDtfsCounter, 244 mSDsluCounter, 373 mSDsCounter, 0 mSdLazyCounter, 1183 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 244 SdHoareTripleChecker+Valid, 314 SdHoareTripleChecker+Invalid, 1225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 1183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-03-15 20:31:03,875 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [244 Valid, 314 Invalid, 1225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 1183 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-03-15 20:31:03,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2056 states. [2022-03-15 20:31:03,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2056 to 1589. [2022-03-15 20:31:03,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1589 states, 1572 states have (on average 1.9580152671755726) internal successors, (3078), 1588 states have internal predecessors, (3078), 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) [2022-03-15 20:31:03,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1589 states to 1589 states and 3078 transitions. [2022-03-15 20:31:03,891 INFO L78 Accepts]: Start accepts. Automaton has 1589 states and 3078 transitions. Word has length 36 [2022-03-15 20:31:03,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:31:03,891 INFO L470 AbstractCegarLoop]: Abstraction has 1589 states and 3078 transitions. [2022-03-15 20:31:03,891 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 3.230769230769231) internal successors, (42), 13 states have internal predecessors, (42), 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) [2022-03-15 20:31:03,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 3078 transitions. [2022-03-15 20:31:03,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:31:03,891 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:31:03,892 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:31:03,892 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-03-15 20:31:03,892 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:31:03,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:31:03,892 INFO L85 PathProgramCache]: Analyzing trace with hash 1257788302, now seen corresponding path program 7 times [2022-03-15 20:31:03,893 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:31:03,893 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155009822] [2022-03-15 20:31:03,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:31:03,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:31:04,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:31:04,744 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:31:04,744 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:31:04,744 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [155009822] [2022-03-15 20:31:04,744 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [155009822] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:31:04,744 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:31:04,744 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:31:04,744 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1420784730] [2022-03-15 20:31:04,744 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:31:04,747 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:31:04,817 INFO L252 McrAutomatonBuilder]: Finished intersection with 53 states and 68 transitions. [2022-03-15 20:31:04,817 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:31:04,823 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:04,824 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2022-03-15 20:31:04,826 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:04,826 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2022-03-15 20:31:04,846 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:04,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2022-03-15 20:31:04,847 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:04,848 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2022-03-15 20:31:04,867 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:04,868 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2022-03-15 20:31:04,870 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:04,870 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2022-03-15 20:31:04,889 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:04,889 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2022-03-15 20:31:04,891 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:04,891 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2022-03-15 20:31:04,910 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:04,911 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2022-03-15 20:31:04,913 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:04,914 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2022-03-15 20:31:05,289 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [241134#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (= |ULTIMATE.start_main_#t~mem50#1.offset| 0) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 2) 0)) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 2)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|))), 241136#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (= |ULTIMATE.start_main_#t~mem50#1.offset| 0) (not (= (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 2) 0)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|))), 241137#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (= |ULTIMATE.start_main_#t~mem50#1.offset| 0) (not (= (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 2) 0)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0)), 241135#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (= |ULTIMATE.start_main_#t~mem50#1.offset| 0) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 2) 0)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)))] [2022-03-15 20:31:05,289 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 20:31:05,289 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:31:05,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 20:31:05,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 20:31:05,290 INFO L87 Difference]: Start difference. First operand 1589 states and 3078 transitions. Second operand has 18 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 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) [2022-03-15 20:31:10,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:31:10,602 INFO L93 Difference]: Finished difference Result 2251 states and 4386 transitions. [2022-03-15 20:31:10,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 20:31:10,603 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 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 36 [2022-03-15 20:31:10,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:31:10,605 INFO L225 Difference]: With dead ends: 2251 [2022-03-15 20:31:10,606 INFO L226 Difference]: Without dead ends: 2251 [2022-03-15 20:31:10,606 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=207, Invalid=915, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 20:31:10,606 INFO L933 BasicCegarLoop]: 56 mSDtfsCounter, 246 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 2006 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 294 SdHoareTripleChecker+Invalid, 2089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 2006 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-03-15 20:31:10,606 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [246 Valid, 294 Invalid, 2089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 2006 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2022-03-15 20:31:10,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2251 states. [2022-03-15 20:31:10,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2251 to 1640. [2022-03-15 20:31:10,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1640 states, 1623 states have (on average 1.9593345656192236) internal successors, (3180), 1639 states have internal predecessors, (3180), 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) [2022-03-15 20:31:10,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 1640 states and 3180 transitions. [2022-03-15 20:31:10,625 INFO L78 Accepts]: Start accepts. Automaton has 1640 states and 3180 transitions. Word has length 36 [2022-03-15 20:31:10,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:31:10,625 INFO L470 AbstractCegarLoop]: Abstraction has 1640 states and 3180 transitions. [2022-03-15 20:31:10,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 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) [2022-03-15 20:31:10,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1640 states and 3180 transitions. [2022-03-15 20:31:10,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:31:10,626 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:31:10,626 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:31:10,626 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-03-15 20:31:10,626 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:31:10,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:31:10,626 INFO L85 PathProgramCache]: Analyzing trace with hash 1630731240, now seen corresponding path program 8 times [2022-03-15 20:31:10,627 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:31:10,627 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86332816] [2022-03-15 20:31:10,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:31:10,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:31:10,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:31:11,310 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:31:11,311 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:31:11,311 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86332816] [2022-03-15 20:31:11,311 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86332816] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:31:11,311 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:31:11,311 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:31:11,311 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [274436320] [2022-03-15 20:31:11,311 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:31:11,315 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:31:11,332 INFO L252 McrAutomatonBuilder]: Finished intersection with 52 states and 66 transitions. [2022-03-15 20:31:11,332 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:31:11,337 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:11,337 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2022-03-15 20:31:11,342 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:11,342 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:11,350 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:11,350 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:11,352 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:11,353 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2022-03-15 20:31:11,364 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:11,365 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2022-03-15 20:31:11,371 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:11,372 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:11,379 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:11,380 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:11,382 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:11,382 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2022-03-15 20:31:11,392 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:11,393 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2022-03-15 20:31:11,397 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:11,397 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:11,619 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [246715#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|))), 246716#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|))), 246717#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0))] [2022-03-15 20:31:11,619 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 20:31:11,619 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:31:11,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 20:31:11,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=225, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:31:11,620 INFO L87 Difference]: Start difference. First operand 1640 states and 3180 transitions. Second operand has 17 states, 16 states have (on average 2.0625) internal successors, (33), 16 states have internal predecessors, (33), 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) [2022-03-15 20:31:16,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:31:16,130 INFO L93 Difference]: Finished difference Result 2281 states and 4444 transitions. [2022-03-15 20:31:16,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 20:31:16,131 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 2.0625) internal successors, (33), 16 states have internal predecessors, (33), 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 36 [2022-03-15 20:31:16,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:31:16,133 INFO L225 Difference]: With dead ends: 2281 [2022-03-15 20:31:16,133 INFO L226 Difference]: Without dead ends: 2281 [2022-03-15 20:31:16,133 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 207 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=224, Invalid=1036, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 20:31:16,134 INFO L933 BasicCegarLoop]: 56 mSDtfsCounter, 261 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 1874 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 261 SdHoareTripleChecker+Valid, 294 SdHoareTripleChecker+Invalid, 1975 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 1874 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-03-15 20:31:16,134 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [261 Valid, 294 Invalid, 1975 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 1874 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2022-03-15 20:31:16,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2281 states. [2022-03-15 20:31:16,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2281 to 1649. [2022-03-15 20:31:16,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1649 states, 1632 states have (on average 1.9595588235294117) internal successors, (3198), 1648 states have internal predecessors, (3198), 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) [2022-03-15 20:31:16,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1649 states and 3198 transitions. [2022-03-15 20:31:16,152 INFO L78 Accepts]: Start accepts. Automaton has 1649 states and 3198 transitions. Word has length 36 [2022-03-15 20:31:16,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:31:16,152 INFO L470 AbstractCegarLoop]: Abstraction has 1649 states and 3198 transitions. [2022-03-15 20:31:16,152 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 2.0625) internal successors, (33), 16 states have internal predecessors, (33), 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) [2022-03-15 20:31:16,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 3198 transitions. [2022-03-15 20:31:16,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:31:16,153 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:31:16,153 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:31:16,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-03-15 20:31:16,153 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:31:16,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:31:16,154 INFO L85 PathProgramCache]: Analyzing trace with hash -1489891890, now seen corresponding path program 9 times [2022-03-15 20:31:16,155 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:31:16,155 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968333647] [2022-03-15 20:31:16,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:31:16,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:31:16,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:31:17,088 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:31:17,088 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:31:17,088 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968333647] [2022-03-15 20:31:17,088 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [968333647] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:31:17,088 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:31:17,088 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:31:17,089 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [891321088] [2022-03-15 20:31:17,089 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:31:17,092 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:31:17,106 INFO L252 McrAutomatonBuilder]: Finished intersection with 51 states and 64 transitions. [2022-03-15 20:31:17,106 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:31:17,110 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:17,111 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:17,112 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:17,113 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2022-03-15 20:31:17,124 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:17,125 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:17,126 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:17,128 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2022-03-15 20:31:17,139 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:17,139 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2022-03-15 20:31:17,144 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:17,144 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:17,152 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:17,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2022-03-15 20:31:17,157 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:17,157 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:17,254 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:17,254 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:17,256 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:17,256 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2022-03-15 20:31:17,386 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [252349#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|))), 252350#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0))] [2022-03-15 20:31:17,386 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 20:31:17,386 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:31:17,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 20:31:17,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2022-03-15 20:31:17,386 INFO L87 Difference]: Start difference. First operand 1649 states and 3198 transitions. Second operand has 16 states, 15 states have (on average 2.066666666666667) internal successors, (31), 15 states have internal predecessors, (31), 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) [2022-03-15 20:31:21,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:31:21,623 INFO L93 Difference]: Finished difference Result 2311 states and 4502 transitions. [2022-03-15 20:31:21,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-15 20:31:21,623 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 2.066666666666667) internal successors, (31), 15 states have internal predecessors, (31), 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 36 [2022-03-15 20:31:21,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:31:21,626 INFO L225 Difference]: With dead ends: 2311 [2022-03-15 20:31:21,626 INFO L226 Difference]: Without dead ends: 2311 [2022-03-15 20:31:21,626 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 266 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=253, Invalid=1153, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 20:31:21,627 INFO L933 BasicCegarLoop]: 56 mSDtfsCounter, 268 mSDsluCounter, 310 mSDsCounter, 0 mSdLazyCounter, 1771 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 268 SdHoareTripleChecker+Valid, 292 SdHoareTripleChecker+Invalid, 1889 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 1771 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-03-15 20:31:21,627 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [268 Valid, 292 Invalid, 1889 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 1771 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-03-15 20:31:21,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2311 states. [2022-03-15 20:31:21,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2311 to 1658. [2022-03-15 20:31:21,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1658 states, 1641 states have (on average 1.959780621572212) internal successors, (3216), 1657 states have internal predecessors, (3216), 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) [2022-03-15 20:31:21,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 1658 states and 3216 transitions. [2022-03-15 20:31:21,643 INFO L78 Accepts]: Start accepts. Automaton has 1658 states and 3216 transitions. Word has length 36 [2022-03-15 20:31:21,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:31:21,643 INFO L470 AbstractCegarLoop]: Abstraction has 1658 states and 3216 transitions. [2022-03-15 20:31:21,643 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 2.066666666666667) internal successors, (31), 15 states have internal predecessors, (31), 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) [2022-03-15 20:31:21,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 3216 transitions. [2022-03-15 20:31:21,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:31:21,644 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:31:21,644 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:31:21,644 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-03-15 20:31:21,644 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:31:21,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:31:21,644 INFO L85 PathProgramCache]: Analyzing trace with hash 684091816, now seen corresponding path program 10 times [2022-03-15 20:31:21,645 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:31:21,645 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629737711] [2022-03-15 20:31:21,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:31:21,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:31:21,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:31:22,403 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:31:22,403 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:31:22,403 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629737711] [2022-03-15 20:31:22,403 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [629737711] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:31:22,403 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:31:22,403 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:31:22,403 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1836445590] [2022-03-15 20:31:22,403 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:31:22,406 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:31:22,421 INFO L252 McrAutomatonBuilder]: Finished intersection with 50 states and 62 transitions. [2022-03-15 20:31:22,421 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:31:22,426 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:22,426 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:22,428 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:22,428 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:31:22,439 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:22,439 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:22,441 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:22,442 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:31:22,455 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:22,456 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:31:22,462 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:22,462 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:22,471 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:22,471 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:22,473 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:22,474 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:31:22,490 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:22,490 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:22,492 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:22,492 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:31:22,601 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [258036#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4) 4))] [2022-03-15 20:31:22,602 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:31:22,602 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:31:22,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:31:22,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:31:22,602 INFO L87 Difference]: Start difference. First operand 1658 states and 3216 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 14 states have internal predecessors, (29), 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) [2022-03-15 20:31:26,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:31:26,696 INFO L93 Difference]: Finished difference Result 2469 states and 4812 transitions. [2022-03-15 20:31:26,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-15 20:31:26,696 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 14 states have internal predecessors, (29), 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 36 [2022-03-15 20:31:26,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:31:26,699 INFO L225 Difference]: With dead ends: 2469 [2022-03-15 20:31:26,699 INFO L226 Difference]: Without dead ends: 2469 [2022-03-15 20:31:26,699 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 284 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=294, Invalid=1266, Unknown=0, NotChecked=0, Total=1560 [2022-03-15 20:31:26,700 INFO L933 BasicCegarLoop]: 55 mSDtfsCounter, 275 mSDsluCounter, 320 mSDsCounter, 0 mSdLazyCounter, 2207 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 275 SdHoareTripleChecker+Valid, 281 SdHoareTripleChecker+Invalid, 2322 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 2207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-03-15 20:31:26,700 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [275 Valid, 281 Invalid, 2322 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 2207 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-03-15 20:31:26,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2469 states. [2022-03-15 20:31:26,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2469 to 1667. [2022-03-15 20:31:26,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1667 states, 1650 states have (on average 1.96) internal successors, (3234), 1666 states have internal predecessors, (3234), 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) [2022-03-15 20:31:26,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 1667 states and 3234 transitions. [2022-03-15 20:31:26,718 INFO L78 Accepts]: Start accepts. Automaton has 1667 states and 3234 transitions. Word has length 36 [2022-03-15 20:31:26,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:31:26,719 INFO L470 AbstractCegarLoop]: Abstraction has 1667 states and 3234 transitions. [2022-03-15 20:31:26,719 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 14 states have internal predecessors, (29), 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) [2022-03-15 20:31:26,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 3234 transitions. [2022-03-15 20:31:26,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:31:26,719 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:31:26,719 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:31:26,720 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-03-15 20:31:26,720 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:31:26,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:31:26,720 INFO L85 PathProgramCache]: Analyzing trace with hash -911343515, now seen corresponding path program 2 times [2022-03-15 20:31:26,721 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:31:26,721 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753677494] [2022-03-15 20:31:26,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:31:26,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:31:26,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:31:27,254 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:31:27,254 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:31:27,254 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753677494] [2022-03-15 20:31:27,254 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753677494] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:31:27,254 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:31:27,254 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:31:27,254 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1599655873] [2022-03-15 20:31:27,254 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:31:27,257 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:31:27,271 INFO L252 McrAutomatonBuilder]: Finished intersection with 49 states and 60 transitions. [2022-03-15 20:31:27,271 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:31:27,275 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:27,276 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-03-15 20:31:27,280 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:27,280 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:27,288 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:27,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-03-15 20:31:27,292 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:27,292 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:27,302 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:27,302 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-03-15 20:31:27,305 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:27,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:27,314 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:27,314 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:27,316 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:27,316 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-03-15 20:31:27,325 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:27,326 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-03-15 20:31:27,329 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:27,329 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:27,436 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:31:27,437 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-15 20:31:27,437 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:31:27,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-15 20:31:27,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2022-03-15 20:31:27,437 INFO L87 Difference]: Start difference. First operand 1667 states and 3234 transitions. Second operand has 14 states, 13 states have (on average 2.076923076923077) internal successors, (27), 13 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:31:32,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:31:32,072 INFO L93 Difference]: Finished difference Result 2718 states and 5200 transitions. [2022-03-15 20:31:32,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 20:31:32,072 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.076923076923077) internal successors, (27), 13 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:31:32,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:31:32,075 INFO L225 Difference]: With dead ends: 2718 [2022-03-15 20:31:32,075 INFO L226 Difference]: Without dead ends: 2718 [2022-03-15 20:31:32,075 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=137, Invalid=675, Unknown=0, NotChecked=0, Total=812 [2022-03-15 20:31:32,075 INFO L933 BasicCegarLoop]: 70 mSDtfsCounter, 380 mSDsluCounter, 443 mSDsCounter, 0 mSdLazyCounter, 2533 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 380 SdHoareTripleChecker+Valid, 398 SdHoareTripleChecker+Invalid, 2690 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 2533 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-03-15 20:31:32,076 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [380 Valid, 398 Invalid, 2690 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 2533 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-03-15 20:31:32,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2718 states. [2022-03-15 20:31:32,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2718 to 1722. [2022-03-15 20:31:32,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1722 states, 1705 states have (on average 1.961290322580645) internal successors, (3344), 1721 states have internal predecessors, (3344), 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) [2022-03-15 20:31:32,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 1722 states and 3344 transitions. [2022-03-15 20:31:32,093 INFO L78 Accepts]: Start accepts. Automaton has 1722 states and 3344 transitions. Word has length 36 [2022-03-15 20:31:32,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:31:32,093 INFO L470 AbstractCegarLoop]: Abstraction has 1722 states and 3344 transitions. [2022-03-15 20:31:32,093 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.076923076923077) internal successors, (27), 13 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:31:32,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1722 states and 3344 transitions. [2022-03-15 20:31:32,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:31:32,094 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:31:32,094 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:31:32,094 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-03-15 20:31:32,094 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:31:32,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:31:32,094 INFO L85 PathProgramCache]: Analyzing trace with hash 2094072542, now seen corresponding path program 11 times [2022-03-15 20:31:32,103 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:31:32,104 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572471954] [2022-03-15 20:31:32,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:31:32,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:31:32,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:31:32,536 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:31:32,537 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:31:32,537 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572471954] [2022-03-15 20:31:32,537 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [572471954] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:31:32,537 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:31:32,537 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:31:32,537 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1433622222] [2022-03-15 20:31:32,537 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:31:32,540 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:31:32,555 INFO L252 McrAutomatonBuilder]: Finished intersection with 50 states and 62 transitions. [2022-03-15 20:31:32,555 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:31:32,559 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:32,559 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-03-15 20:31:32,563 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:32,564 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:32,572 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:32,572 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-03-15 20:31:32,576 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:32,576 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:32,584 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:32,584 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:32,586 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:32,587 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-03-15 20:31:32,595 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:32,596 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-03-15 20:31:32,599 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:32,600 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:32,617 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:32,617 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-03-15 20:31:32,621 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:32,622 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:32,735 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:31:32,735 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-15 20:31:32,735 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:31:32,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-15 20:31:32,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2022-03-15 20:31:32,735 INFO L87 Difference]: Start difference. First operand 1722 states and 3344 transitions. Second operand has 14 states, 13 states have (on average 2.1538461538461537) internal successors, (28), 13 states have internal predecessors, (28), 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) [2022-03-15 20:31:37,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:31:37,652 INFO L93 Difference]: Finished difference Result 2756 states and 5323 transitions. [2022-03-15 20:31:37,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-15 20:31:37,652 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.1538461538461537) internal successors, (28), 13 states have internal predecessors, (28), 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 36 [2022-03-15 20:31:37,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:31:37,656 INFO L225 Difference]: With dead ends: 2756 [2022-03-15 20:31:37,656 INFO L226 Difference]: Without dead ends: 2756 [2022-03-15 20:31:37,656 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 304 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=292, Invalid=1268, Unknown=0, NotChecked=0, Total=1560 [2022-03-15 20:31:37,656 INFO L933 BasicCegarLoop]: 65 mSDtfsCounter, 320 mSDsluCounter, 474 mSDsCounter, 0 mSdLazyCounter, 2959 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 401 SdHoareTripleChecker+Invalid, 3022 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 2959 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-03-15 20:31:37,656 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [320 Valid, 401 Invalid, 3022 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 2959 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2022-03-15 20:31:37,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2756 states. [2022-03-15 20:31:37,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2756 to 1704. [2022-03-15 20:31:37,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1704 states, 1687 states have (on average 1.960877296976882) internal successors, (3308), 1703 states have internal predecessors, (3308), 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) [2022-03-15 20:31:37,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 1704 states and 3308 transitions. [2022-03-15 20:31:37,676 INFO L78 Accepts]: Start accepts. Automaton has 1704 states and 3308 transitions. Word has length 36 [2022-03-15 20:31:37,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:31:37,676 INFO L470 AbstractCegarLoop]: Abstraction has 1704 states and 3308 transitions. [2022-03-15 20:31:37,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.1538461538461537) internal successors, (28), 13 states have internal predecessors, (28), 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) [2022-03-15 20:31:37,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 3308 transitions. [2022-03-15 20:31:37,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:31:37,677 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:31:37,677 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:31:37,678 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-03-15 20:31:37,678 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:31:37,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:31:37,678 INFO L85 PathProgramCache]: Analyzing trace with hash -1794817632, now seen corresponding path program 12 times [2022-03-15 20:31:37,679 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:31:37,679 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575121042] [2022-03-15 20:31:37,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:31:37,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:31:37,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:31:38,456 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:31:38,456 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:31:38,456 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575121042] [2022-03-15 20:31:38,456 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575121042] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:31:38,456 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:31:38,456 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-15 20:31:38,457 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1404253548] [2022-03-15 20:31:38,457 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:31:38,460 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:31:38,477 INFO L252 McrAutomatonBuilder]: Finished intersection with 48 states and 58 transitions. [2022-03-15 20:31:38,477 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:31:38,483 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:38,483 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:38,485 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:38,486 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2022-03-15 20:31:38,502 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:38,503 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:38,505 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:38,505 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2022-03-15 20:31:38,520 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:38,520 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:38,522 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:38,523 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2022-03-15 20:31:38,853 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [276342#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|))), 276341#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 2)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|))), 276343#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)))] [2022-03-15 20:31:38,854 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 20:31:38,854 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:31:38,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 20:31:38,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=256, Unknown=0, NotChecked=0, Total=306 [2022-03-15 20:31:38,854 INFO L87 Difference]: Start difference. First operand 1704 states and 3308 transitions. Second operand has 18 states, 17 states have (on average 1.9411764705882353) internal successors, (33), 17 states have internal predecessors, (33), 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) [2022-03-15 20:31:44,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:31:44,118 INFO L93 Difference]: Finished difference Result 2071 states and 4037 transitions. [2022-03-15 20:31:44,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 20:31:44,118 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 1.9411764705882353) internal successors, (33), 17 states have internal predecessors, (33), 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 36 [2022-03-15 20:31:44,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:31:44,121 INFO L225 Difference]: With dead ends: 2071 [2022-03-15 20:31:44,121 INFO L226 Difference]: Without dead ends: 2071 [2022-03-15 20:31:44,121 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=221, Invalid=835, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 20:31:44,121 INFO L933 BasicCegarLoop]: 42 mSDtfsCounter, 215 mSDsluCounter, 213 mSDsCounter, 0 mSdLazyCounter, 1518 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 200 SdHoareTripleChecker+Invalid, 1629 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 1518 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-03-15 20:31:44,121 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [215 Valid, 200 Invalid, 1629 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 1518 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2022-03-15 20:31:44,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2071 states. [2022-03-15 20:31:44,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2071 to 1701. [2022-03-15 20:31:44,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1701 states, 1684 states have (on average 1.9608076009501187) internal successors, (3302), 1700 states have internal predecessors, (3302), 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) [2022-03-15 20:31:44,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1701 states to 1701 states and 3302 transitions. [2022-03-15 20:31:44,138 INFO L78 Accepts]: Start accepts. Automaton has 1701 states and 3302 transitions. Word has length 36 [2022-03-15 20:31:44,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:31:44,138 INFO L470 AbstractCegarLoop]: Abstraction has 1701 states and 3302 transitions. [2022-03-15 20:31:44,138 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 1.9411764705882353) internal successors, (33), 17 states have internal predecessors, (33), 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) [2022-03-15 20:31:44,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 3302 transitions. [2022-03-15 20:31:44,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:31:44,139 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:31:44,139 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:31:44,139 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-03-15 20:31:44,140 INFO L402 AbstractCegarLoop]: === Iteration 58 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:31:44,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:31:44,140 INFO L85 PathProgramCache]: Analyzing trace with hash -1421874694, now seen corresponding path program 13 times [2022-03-15 20:31:44,141 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:31:44,141 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137959052] [2022-03-15 20:31:44,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:31:44,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:31:44,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:31:44,808 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:31:44,808 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:31:44,809 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137959052] [2022-03-15 20:31:44,809 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [137959052] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:31:44,809 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:31:44,809 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-15 20:31:44,809 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [698109376] [2022-03-15 20:31:44,809 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:31:44,814 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:31:44,829 INFO L252 McrAutomatonBuilder]: Finished intersection with 47 states and 56 transitions. [2022-03-15 20:31:44,829 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:31:44,834 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:44,834 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:44,836 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:44,836 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2022-03-15 20:31:44,848 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:44,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:44,850 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:44,851 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2022-03-15 20:31:44,862 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:44,862 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2022-03-15 20:31:44,868 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:44,868 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:45,057 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [281863#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|))), 281862#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)))] [2022-03-15 20:31:45,057 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 20:31:45,057 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:31:45,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 20:31:45,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:31:45,058 INFO L87 Difference]: Start difference. First operand 1701 states and 3302 transitions. Second operand has 17 states, 16 states have (on average 1.9375) internal successors, (31), 16 states have internal predecessors, (31), 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) [2022-03-15 20:31:49,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:31:49,946 INFO L93 Difference]: Finished difference Result 2390 states and 4673 transitions. [2022-03-15 20:31:49,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 20:31:49,947 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 1.9375) internal successors, (31), 16 states have internal predecessors, (31), 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 36 [2022-03-15 20:31:49,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:31:49,949 INFO L225 Difference]: With dead ends: 2390 [2022-03-15 20:31:49,949 INFO L226 Difference]: Without dead ends: 2390 [2022-03-15 20:31:49,949 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 159 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=231, Invalid=891, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 20:31:49,950 INFO L933 BasicCegarLoop]: 42 mSDtfsCounter, 246 mSDsluCounter, 217 mSDsCounter, 0 mSdLazyCounter, 1570 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 202 SdHoareTripleChecker+Invalid, 1704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 1570 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-03-15 20:31:49,950 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [246 Valid, 202 Invalid, 1704 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 1570 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2022-03-15 20:31:49,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2390 states. [2022-03-15 20:31:49,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2390 to 1694. [2022-03-15 20:31:49,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1694 states, 1677 states have (on average 1.960644007155635) internal successors, (3288), 1693 states have internal predecessors, (3288), 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) [2022-03-15 20:31:49,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 1694 states and 3288 transitions. [2022-03-15 20:31:49,966 INFO L78 Accepts]: Start accepts. Automaton has 1694 states and 3288 transitions. Word has length 36 [2022-03-15 20:31:49,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:31:49,966 INFO L470 AbstractCegarLoop]: Abstraction has 1694 states and 3288 transitions. [2022-03-15 20:31:49,966 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 1.9375) internal successors, (31), 16 states have internal predecessors, (31), 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) [2022-03-15 20:31:49,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 3288 transitions. [2022-03-15 20:31:49,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:31:49,967 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:31:49,967 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:31:49,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-03-15 20:31:49,967 INFO L402 AbstractCegarLoop]: === Iteration 59 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:31:49,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:31:49,967 INFO L85 PathProgramCache]: Analyzing trace with hash -247530528, now seen corresponding path program 14 times [2022-03-15 20:31:49,969 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:31:49,969 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070846273] [2022-03-15 20:31:49,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:31:49,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:31:50,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:31:50,618 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:31:50,618 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:31:50,618 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1070846273] [2022-03-15 20:31:50,618 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1070846273] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:31:50,618 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:31:50,619 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-15 20:31:50,619 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1876292529] [2022-03-15 20:31:50,619 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:31:50,622 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:31:50,635 INFO L252 McrAutomatonBuilder]: Finished intersection with 46 states and 54 transitions. [2022-03-15 20:31:50,635 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:31:50,639 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:50,640 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:50,642 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:50,642 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-03-15 20:31:50,662 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:50,663 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:50,665 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:50,665 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-03-15 20:31:50,678 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:50,679 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:50,681 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:50,681 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-03-15 20:31:50,873 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [287691#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)))] [2022-03-15 20:31:50,873 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 20:31:50,873 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:31:50,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 20:31:50,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2022-03-15 20:31:50,874 INFO L87 Difference]: Start difference. First operand 1694 states and 3288 transitions. Second operand has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 15 states have internal predecessors, (29), 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) [2022-03-15 20:31:54,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:31:54,035 INFO L93 Difference]: Finished difference Result 2101 states and 4093 transitions. [2022-03-15 20:31:54,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-15 20:31:54,035 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 15 states have internal predecessors, (29), 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 36 [2022-03-15 20:31:54,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:31:54,037 INFO L225 Difference]: With dead ends: 2101 [2022-03-15 20:31:54,037 INFO L226 Difference]: Without dead ends: 2101 [2022-03-15 20:31:54,038 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 242 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=259, Invalid=1001, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 20:31:54,038 INFO L933 BasicCegarLoop]: 42 mSDtfsCounter, 211 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 1329 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 211 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 1466 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 1329 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-03-15 20:31:54,038 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [211 Valid, 199 Invalid, 1466 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1329 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-03-15 20:31:54,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2101 states. [2022-03-15 20:31:54,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2101 to 1687. [2022-03-15 20:31:54,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1687 states, 1670 states have (on average 1.9604790419161677) internal successors, (3274), 1686 states have internal predecessors, (3274), 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) [2022-03-15 20:31:54,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 1687 states and 3274 transitions. [2022-03-15 20:31:54,056 INFO L78 Accepts]: Start accepts. Automaton has 1687 states and 3274 transitions. Word has length 36 [2022-03-15 20:31:54,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:31:54,056 INFO L470 AbstractCegarLoop]: Abstraction has 1687 states and 3274 transitions. [2022-03-15 20:31:54,056 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 15 states have internal predecessors, (29), 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) [2022-03-15 20:31:54,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 3274 transitions. [2022-03-15 20:31:54,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:31:54,057 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:31:54,057 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:31:54,057 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-03-15 20:31:54,057 INFO L402 AbstractCegarLoop]: === Iteration 60 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:31:54,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:31:54,058 INFO L85 PathProgramCache]: Analyzing trace with hash 1926453178, now seen corresponding path program 15 times [2022-03-15 20:31:54,058 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:31:54,059 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112280889] [2022-03-15 20:31:54,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:31:54,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:31:54,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:31:54,662 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:31:54,662 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:31:54,662 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112280889] [2022-03-15 20:31:54,663 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2112280889] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:31:54,663 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:31:54,663 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-15 20:31:54,663 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1082701374] [2022-03-15 20:31:54,663 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:31:54,666 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:31:54,678 INFO L252 McrAutomatonBuilder]: Finished intersection with 45 states and 52 transitions. [2022-03-15 20:31:54,678 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:31:54,691 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:54,692 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:54,694 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:54,694 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2022-03-15 20:31:54,708 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:54,708 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2022-03-15 20:31:54,714 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:54,714 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:54,727 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:54,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2022-03-15 20:31:54,733 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:54,733 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:54,916 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:31:54,916 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:31:54,916 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:31:54,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:31:54,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:31:54,916 INFO L87 Difference]: Start difference. First operand 1687 states and 3274 transitions. Second operand has 15 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 14 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:00,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:32:00,664 INFO L93 Difference]: Finished difference Result 2540 states and 4965 transitions. [2022-03-15 20:32:00,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-15 20:32:00,664 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 14 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:32:00,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:32:00,667 INFO L225 Difference]: With dead ends: 2540 [2022-03-15 20:32:00,667 INFO L226 Difference]: Without dead ends: 2540 [2022-03-15 20:32:00,667 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=272, Invalid=1060, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 20:32:00,667 INFO L933 BasicCegarLoop]: 41 mSDtfsCounter, 172 mSDsluCounter, 262 mSDsCounter, 0 mSdLazyCounter, 2876 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 204 SdHoareTripleChecker+Invalid, 2980 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 2876 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2022-03-15 20:32:00,667 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [172 Valid, 204 Invalid, 2980 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 2876 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2022-03-15 20:32:00,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2540 states. [2022-03-15 20:32:00,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2540 to 1680. [2022-03-15 20:32:00,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1680 states, 1663 states have (on average 1.9603126879134094) internal successors, (3260), 1679 states have internal predecessors, (3260), 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) [2022-03-15 20:32:00,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1680 states and 3260 transitions. [2022-03-15 20:32:00,684 INFO L78 Accepts]: Start accepts. Automaton has 1680 states and 3260 transitions. Word has length 36 [2022-03-15 20:32:00,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:32:00,684 INFO L470 AbstractCegarLoop]: Abstraction has 1680 states and 3260 transitions. [2022-03-15 20:32:00,684 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 14 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:00,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 3260 transitions. [2022-03-15 20:32:00,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:32:00,685 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:32:00,685 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:32:00,685 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-03-15 20:32:00,685 INFO L402 AbstractCegarLoop]: === Iteration 61 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:32:00,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:32:00,685 INFO L85 PathProgramCache]: Analyzing trace with hash 446616868, now seen corresponding path program 3 times [2022-03-15 20:32:00,700 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:32:00,700 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755208178] [2022-03-15 20:32:00,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:32:00,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:32:00,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:32:01,052 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:32:01,053 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:32:01,053 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755208178] [2022-03-15 20:32:01,053 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1755208178] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:32:01,053 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:32:01,053 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:32:01,053 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [371759062] [2022-03-15 20:32:01,053 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:32:01,056 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:32:01,070 INFO L252 McrAutomatonBuilder]: Finished intersection with 45 states and 52 transitions. [2022-03-15 20:32:01,070 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:32:01,086 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:01,086 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:01,088 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:01,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:01,265 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [299179#(and (not (= |~#c~0.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 299180#(and (or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0)) (or (= |~#c~0.base| 0) (not (= (select |#valid| |~#c~0.base|) 0))))] [2022-03-15 20:32:01,265 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:32:01,265 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:32:01,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:32:01,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:32:01,265 INFO L87 Difference]: Start difference. First operand 1680 states and 3260 transitions. Second operand has 15 states, 14 states have (on average 2.4285714285714284) internal successors, (34), 14 states have internal predecessors, (34), 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) [2022-03-15 20:32:04,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:32:04,393 INFO L93 Difference]: Finished difference Result 2881 states and 5611 transitions. [2022-03-15 20:32:04,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-15 20:32:04,393 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.4285714285714284) internal successors, (34), 14 states have internal predecessors, (34), 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 36 [2022-03-15 20:32:04,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:32:04,397 INFO L225 Difference]: With dead ends: 2881 [2022-03-15 20:32:04,397 INFO L226 Difference]: Without dead ends: 2881 [2022-03-15 20:32:04,397 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=159, Invalid=543, Unknown=0, NotChecked=0, Total=702 [2022-03-15 20:32:04,397 INFO L933 BasicCegarLoop]: 70 mSDtfsCounter, 275 mSDsluCounter, 504 mSDsCounter, 0 mSdLazyCounter, 1207 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 275 SdHoareTripleChecker+Valid, 440 SdHoareTripleChecker+Invalid, 1287 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 1207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-03-15 20:32:04,397 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [275 Valid, 440 Invalid, 1287 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 1207 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-03-15 20:32:04,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2881 states. [2022-03-15 20:32:04,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2881 to 1644. [2022-03-15 20:32:04,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1644 states, 1627 states have (on average 1.9594345421020283) internal successors, (3188), 1643 states have internal predecessors, (3188), 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) [2022-03-15 20:32:04,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 1644 states and 3188 transitions. [2022-03-15 20:32:04,415 INFO L78 Accepts]: Start accepts. Automaton has 1644 states and 3188 transitions. Word has length 36 [2022-03-15 20:32:04,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:32:04,416 INFO L470 AbstractCegarLoop]: Abstraction has 1644 states and 3188 transitions. [2022-03-15 20:32:04,416 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.4285714285714284) internal successors, (34), 14 states have internal predecessors, (34), 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) [2022-03-15 20:32:04,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 3188 transitions. [2022-03-15 20:32:04,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:32:04,416 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:32:04,417 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:32:04,417 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-03-15 20:32:04,417 INFO L402 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:32:04,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:32:04,417 INFO L85 PathProgramCache]: Analyzing trace with hash -1518289081, now seen corresponding path program 3 times [2022-03-15 20:32:04,418 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:32:04,418 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23206532] [2022-03-15 20:32:04,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:32:04,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:32:04,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:32:04,896 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:32:04,896 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:32:04,896 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23206532] [2022-03-15 20:32:04,896 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23206532] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:32:04,896 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:32:04,897 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:32:04,897 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [542306339] [2022-03-15 20:32:04,897 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:32:04,900 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:32:04,916 INFO L252 McrAutomatonBuilder]: Finished intersection with 55 states and 72 transitions. [2022-03-15 20:32:04,916 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:32:04,919 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:04,920 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:04,921 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:04,922 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:04,941 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:04,941 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:04,945 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:04,945 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:05,538 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [305389#(and (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (not (= |ULTIMATE.start_main_#t~mem50#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 305390#(or (not (= (select |#valid| |ULTIMATE.start_main_~p~1#1.base|) 0)) (= |ULTIMATE.start_main_~p~1#1.base| 0)), 305388#(not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))] [2022-03-15 20:32:05,538 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 20:32:05,538 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:32:05,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 20:32:05,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:32:05,539 INFO L87 Difference]: Start difference. First operand 1644 states and 3188 transitions. Second operand has 17 states, 16 states have (on average 2.1875) internal successors, (35), 15 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) [2022-03-15 20:32:11,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:32:11,495 INFO L93 Difference]: Finished difference Result 2808 states and 5379 transitions. [2022-03-15 20:32:11,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 20:32:11,496 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 2.1875) internal successors, (35), 15 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 36 [2022-03-15 20:32:11,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:32:11,499 INFO L225 Difference]: With dead ends: 2808 [2022-03-15 20:32:11,499 INFO L226 Difference]: Without dead ends: 2808 [2022-03-15 20:32:11,500 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=173, Invalid=949, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 20:32:11,500 INFO L933 BasicCegarLoop]: 64 mSDtfsCounter, 381 mSDsluCounter, 634 mSDsCounter, 0 mSdLazyCounter, 3456 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 381 SdHoareTripleChecker+Valid, 512 SdHoareTripleChecker+Invalid, 3622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 3456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2022-03-15 20:32:11,500 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [381 Valid, 512 Invalid, 3622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 3456 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2022-03-15 20:32:11,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2808 states. [2022-03-15 20:32:11,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2808 to 1689. [2022-03-15 20:32:11,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1689 states, 1672 states have (on average 1.9605263157894737) internal successors, (3278), 1688 states have internal predecessors, (3278), 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) [2022-03-15 20:32:11,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 1689 states and 3278 transitions. [2022-03-15 20:32:11,518 INFO L78 Accepts]: Start accepts. Automaton has 1689 states and 3278 transitions. Word has length 36 [2022-03-15 20:32:11,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:32:11,519 INFO L470 AbstractCegarLoop]: Abstraction has 1689 states and 3278 transitions. [2022-03-15 20:32:11,519 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 2.1875) internal successors, (35), 15 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) [2022-03-15 20:32:11,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 3278 transitions. [2022-03-15 20:32:11,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:32:11,520 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:32:11,520 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:32:11,520 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-03-15 20:32:11,520 INFO L402 AbstractCegarLoop]: === Iteration 63 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:32:11,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:32:11,520 INFO L85 PathProgramCache]: Analyzing trace with hash 1487126976, now seen corresponding path program 16 times [2022-03-15 20:32:11,521 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:32:11,521 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663383425] [2022-03-15 20:32:11,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:32:11,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:32:11,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:32:12,249 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:32:12,249 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:32:12,250 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663383425] [2022-03-15 20:32:12,250 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663383425] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:32:12,250 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:32:12,250 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:32:12,250 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1163916639] [2022-03-15 20:32:12,250 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:32:12,253 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:32:12,269 INFO L252 McrAutomatonBuilder]: Finished intersection with 56 states and 74 transitions. [2022-03-15 20:32:12,269 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:32:12,272 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:12,273 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:12,275 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:12,276 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:12,291 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:12,291 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:12,293 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:12,294 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:12,705 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [311628#(or (= |ULTIMATE.start_main_#t~mem50#1.base| 0) (not (= (select |#valid| |ULTIMATE.start_main_#t~mem50#1.base|) 0))), 311625#(not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)), 311627#(or (not (= (select |#valid| |ULTIMATE.start_main_~p~1#1.base|) 0)) (= |ULTIMATE.start_main_~p~1#1.base| 0)), 311626#(not (= |ULTIMATE.start_main_#t~mem50#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))] [2022-03-15 20:32:12,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 20:32:12,705 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:32:12,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 20:32:12,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2022-03-15 20:32:12,705 INFO L87 Difference]: Start difference. First operand 1689 states and 3278 transitions. Second operand has 18 states, 17 states have (on average 2.411764705882353) internal successors, (41), 17 states have internal predecessors, (41), 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) [2022-03-15 20:32:18,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:32:18,341 INFO L93 Difference]: Finished difference Result 2826 states and 5466 transitions. [2022-03-15 20:32:18,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-15 20:32:18,341 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 2.411764705882353) internal successors, (41), 17 states have internal predecessors, (41), 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 36 [2022-03-15 20:32:18,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:32:18,344 INFO L225 Difference]: With dead ends: 2826 [2022-03-15 20:32:18,344 INFO L226 Difference]: Without dead ends: 2826 [2022-03-15 20:32:18,345 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 406 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=352, Invalid=1810, Unknown=0, NotChecked=0, Total=2162 [2022-03-15 20:32:18,345 INFO L933 BasicCegarLoop]: 65 mSDtfsCounter, 370 mSDsluCounter, 808 mSDsCounter, 0 mSdLazyCounter, 3360 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 370 SdHoareTripleChecker+Valid, 652 SdHoareTripleChecker+Invalid, 3444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 3360 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2022-03-15 20:32:18,345 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [370 Valid, 652 Invalid, 3444 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 3360 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2022-03-15 20:32:18,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2826 states. [2022-03-15 20:32:18,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2826 to 1689. [2022-03-15 20:32:18,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1689 states, 1672 states have (on average 1.9605263157894737) internal successors, (3278), 1688 states have internal predecessors, (3278), 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) [2022-03-15 20:32:18,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 1689 states and 3278 transitions. [2022-03-15 20:32:18,363 INFO L78 Accepts]: Start accepts. Automaton has 1689 states and 3278 transitions. Word has length 36 [2022-03-15 20:32:18,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:32:18,363 INFO L470 AbstractCegarLoop]: Abstraction has 1689 states and 3278 transitions. [2022-03-15 20:32:18,363 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 2.411764705882353) internal successors, (41), 17 states have internal predecessors, (41), 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) [2022-03-15 20:32:18,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 3278 transitions. [2022-03-15 20:32:18,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:32:18,364 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:32:18,364 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:32:18,364 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-03-15 20:32:18,364 INFO L402 AbstractCegarLoop]: === Iteration 64 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:32:18,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:32:18,364 INFO L85 PathProgramCache]: Analyzing trace with hash 1783964232, now seen corresponding path program 17 times [2022-03-15 20:32:18,365 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:32:18,365 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802171387] [2022-03-15 20:32:18,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:32:18,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:32:18,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:32:18,944 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:32:18,944 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:32:18,944 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802171387] [2022-03-15 20:32:18,944 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802171387] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:32:18,944 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:32:18,944 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:32:18,944 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [950724835] [2022-03-15 20:32:18,944 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:32:18,947 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:32:18,962 INFO L252 McrAutomatonBuilder]: Finished intersection with 51 states and 64 transitions. [2022-03-15 20:32:18,962 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:32:18,966 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:18,966 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:18,971 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:18,971 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:19,342 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [317906#(and (or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0)) (or (not (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4))) 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0))), 317907#(and (or (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4))) 0)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)) 0)) (or (= (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) 0)))), 317905#(and (or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0)) (or (= |ULTIMATE.start_main_#t~mem50#1.base| 0) (not (= (select |#valid| |ULTIMATE.start_main_#t~mem50#1.base|) 0))))] [2022-03-15 20:32:19,342 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 20:32:19,342 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:32:19,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 20:32:19,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:32:19,343 INFO L87 Difference]: Start difference. First operand 1689 states and 3278 transitions. Second operand has 17 states, 16 states have (on average 2.75) internal successors, (44), 16 states have internal predecessors, (44), 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) [2022-03-15 20:32:24,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:32:24,560 INFO L93 Difference]: Finished difference Result 2644 states and 5149 transitions. [2022-03-15 20:32:24,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-15 20:32:24,561 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 2.75) internal successors, (44), 16 states have internal predecessors, (44), 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 36 [2022-03-15 20:32:24,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:32:24,564 INFO L225 Difference]: With dead ends: 2644 [2022-03-15 20:32:24,565 INFO L226 Difference]: Without dead ends: 2644 [2022-03-15 20:32:24,565 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 537 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=439, Invalid=2111, Unknown=0, NotChecked=0, Total=2550 [2022-03-15 20:32:24,565 INFO L933 BasicCegarLoop]: 72 mSDtfsCounter, 284 mSDsluCounter, 674 mSDsCounter, 0 mSdLazyCounter, 3132 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 284 SdHoareTripleChecker+Valid, 549 SdHoareTripleChecker+Invalid, 3235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 3132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-03-15 20:32:24,565 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [284 Valid, 549 Invalid, 3235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 3132 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2022-03-15 20:32:24,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2644 states. [2022-03-15 20:32:24,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2644 to 1718. [2022-03-15 20:32:24,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1718 states, 1701 states have (on average 1.9611992945326278) internal successors, (3336), 1717 states have internal predecessors, (3336), 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) [2022-03-15 20:32:24,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1718 states and 3336 transitions. [2022-03-15 20:32:24,588 INFO L78 Accepts]: Start accepts. Automaton has 1718 states and 3336 transitions. Word has length 36 [2022-03-15 20:32:24,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:32:24,588 INFO L470 AbstractCegarLoop]: Abstraction has 1718 states and 3336 transitions. [2022-03-15 20:32:24,588 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 2.75) internal successors, (44), 16 states have internal predecessors, (44), 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) [2022-03-15 20:32:24,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 3336 transitions. [2022-03-15 20:32:24,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:32:24,589 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:32:24,589 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:32:24,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-03-15 20:32:24,589 INFO L402 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:32:24,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:32:24,589 INFO L85 PathProgramCache]: Analyzing trace with hash 2034279679, now seen corresponding path program 4 times [2022-03-15 20:32:24,590 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:32:24,590 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241920827] [2022-03-15 20:32:24,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:32:24,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:32:24,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:32:25,000 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-03-15 20:32:25,000 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:32:25,000 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241920827] [2022-03-15 20:32:25,000 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241920827] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:32:25,000 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1009905572] [2022-03-15 20:32:25,001 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-15 20:32:25,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:32:25,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:32:25,002 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:32:25,005 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2022-03-15 20:32:30,775 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-15 20:32:30,776 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:32:30,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 1413 conjuncts, 153 conjunts are in the unsatisfiable core [2022-03-15 20:32:30,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:32:30,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:30,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:30,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:30,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:30,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:30,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:30,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:31,014 INFO L353 Elim1Store]: treesize reduction 202, result has 24.3 percent of original size [2022-03-15 20:32:31,015 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 689 treesize of output 693 [2022-03-15 20:32:31,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:31,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:31,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:31,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:31,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:31,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:31,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:31,075 INFO L353 Elim1Store]: treesize reduction 66, result has 49.6 percent of original size [2022-03-15 20:32:31,075 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 299 treesize of output 305 [2022-03-15 20:32:31,102 INFO L353 Elim1Store]: treesize reduction 29, result has 27.5 percent of original size [2022-03-15 20:32:31,102 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 46 [2022-03-15 20:32:31,117 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 29 [2022-03-15 20:32:31,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:31,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:31,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:31,170 INFO L353 Elim1Store]: treesize reduction 71, result has 21.1 percent of original size [2022-03-15 20:32:31,170 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 42 [2022-03-15 20:32:31,178 INFO L884 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2022-03-15 20:32:31,202 INFO L353 Elim1Store]: treesize reduction 29, result has 27.5 percent of original size [2022-03-15 20:32:31,202 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 46 [2022-03-15 20:32:31,241 INFO L353 Elim1Store]: treesize reduction 34, result has 49.3 percent of original size [2022-03-15 20:32:31,242 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 101 [2022-03-15 20:32:31,282 INFO L353 Elim1Store]: treesize reduction 56, result has 44.6 percent of original size [2022-03-15 20:32:31,283 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 156 treesize of output 173 [2022-03-15 20:32:31,309 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 164 [2022-03-15 20:32:31,330 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 60 [2022-03-15 20:32:31,351 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 33 [2022-03-15 20:32:31,358 INFO L884 QuantifierPusher]: Run 20 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2022-03-15 20:32:31,463 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-03-15 20:32:31,510 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-03-15 20:32:31,609 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2022-03-15 20:32:31,694 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:31,695 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 122 treesize of output 126 [2022-03-15 20:32:31,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:31,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:31,814 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 46 [2022-03-15 20:32:31,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:31,839 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 46 [2022-03-15 20:32:31,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:31,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:31,899 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 32 [2022-03-15 20:32:32,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:32,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:32,007 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 26 [2022-03-15 20:32:32,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:32,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:32,071 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:32,071 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 166 treesize of output 134 [2022-03-15 20:32:32,196 INFO L353 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-03-15 20:32:32,197 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 7 [2022-03-15 20:32:32,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:32,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:32,269 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 44 [2022-03-15 20:32:32,278 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-03-15 20:32:32,290 INFO L353 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-03-15 20:32:32,291 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 7 [2022-03-15 20:32:32,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:32,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:32,364 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 262 treesize of output 214 [2022-03-15 20:32:32,372 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 13 [2022-03-15 20:32:32,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:32,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:32,645 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 285 treesize of output 229 [2022-03-15 20:32:32,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:32,656 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2022-03-15 20:32:32,679 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2022-03-15 20:32:32,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:32,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:32,842 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:32,843 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 297 treesize of output 279 [2022-03-15 20:32:32,871 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 9 [2022-03-15 20:32:33,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:33,008 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 26 [2022-03-15 20:32:33,015 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 13 [2022-03-15 20:32:33,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:33,052 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 26 [2022-03-15 20:32:33,061 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 13 [2022-03-15 20:32:33,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:33,179 INFO L353 Elim1Store]: treesize reduction 31, result has 31.1 percent of original size [2022-03-15 20:32:33,180 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 360 treesize of output 243 [2022-03-15 20:32:33,211 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2022-03-15 20:32:33,227 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2022-03-15 20:32:33,253 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:33,254 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 179 treesize of output 167 [2022-03-15 20:32:33,439 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 66 [2022-03-15 20:32:33,459 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 66 [2022-03-15 20:32:33,987 INFO L353 Elim1Store]: treesize reduction 113, result has 51.5 percent of original size [2022-03-15 20:32:33,987 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 2 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 207 treesize of output 290 [2022-03-15 20:32:34,337 INFO L353 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2022-03-15 20:32:34,337 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 131 treesize of output 103 [2022-03-15 20:32:34,788 INFO L353 Elim1Store]: treesize reduction 32, result has 53.6 percent of original size [2022-03-15 20:32:34,789 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 137 treesize of output 87 [2022-03-15 20:32:34,975 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-03-15 20:32:35,038 INFO L353 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2022-03-15 20:32:35,038 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 20 [2022-03-15 20:32:35,092 INFO L353 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2022-03-15 20:32:35,092 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2022-03-15 20:32:35,149 INFO L353 Elim1Store]: treesize reduction 104, result has 20.0 percent of original size [2022-03-15 20:32:35,149 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 44 [2022-03-15 20:32:35,198 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-03-15 20:32:35,229 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:32:35,229 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 20:32:35,229 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1009905572] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:32:35,229 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 20:32:35,229 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [13] total 24 [2022-03-15 20:32:35,229 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1826187873] [2022-03-15 20:32:35,229 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:32:35,232 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:32:35,248 INFO L252 McrAutomatonBuilder]: Finished intersection with 59 states and 80 transitions. [2022-03-15 20:32:35,248 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:32:35,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:35,266 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:35,269 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:35,270 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:35,338 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:35,339 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:35,341 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:35,341 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:35,415 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:35,415 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:35,417 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:35,418 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:38,047 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [324189#(and (not (= |ULTIMATE.start_main_~p~1#1.base| 0)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| 0))), 324187#(and (not (= |ULTIMATE.start_main_~p~1#1.base| 0)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 2 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 3 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| 0))), 324190#(and (not (= |ULTIMATE.start_main_~p~1#1.base| 0)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| 2)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| 0)) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_~p~0#1.base|))), 324188#(and (not (= |ULTIMATE.start_main_~p~1#1.base| 0)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 2 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| 0)))] [2022-03-15 20:32:38,047 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 20:32:38,047 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:32:38,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 20:32:38,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=755, Unknown=0, NotChecked=0, Total=870 [2022-03-15 20:32:38,048 INFO L87 Difference]: Start difference. First operand 1718 states and 3336 transitions. Second operand has 18 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 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) [2022-03-15 20:32:42,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:32:42,684 INFO L93 Difference]: Finished difference Result 2314 states and 4455 transitions. [2022-03-15 20:32:42,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 20:32:42,684 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 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 36 [2022-03-15 20:32:42,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:32:42,687 INFO L225 Difference]: With dead ends: 2314 [2022-03-15 20:32:42,687 INFO L226 Difference]: Without dead ends: 2314 [2022-03-15 20:32:42,688 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 226 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=127, Invalid=865, Unknown=0, NotChecked=0, Total=992 [2022-03-15 20:32:42,688 INFO L933 BasicCegarLoop]: 73 mSDtfsCounter, 109 mSDsluCounter, 613 mSDsCounter, 0 mSdLazyCounter, 2227 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 475 SdHoareTripleChecker+Invalid, 2730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 2227 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 423 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-03-15 20:32:42,688 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [109 Valid, 475 Invalid, 2730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 2227 Invalid, 0 Unknown, 423 Unchecked, 4.5s Time] [2022-03-15 20:32:42,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2314 states. [2022-03-15 20:32:42,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2314 to 1735. [2022-03-15 20:32:42,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1735 states, 1718 states have (on average 1.961583236321304) internal successors, (3370), 1734 states have internal predecessors, (3370), 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) [2022-03-15 20:32:42,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 1735 states and 3370 transitions. [2022-03-15 20:32:42,732 INFO L78 Accepts]: Start accepts. Automaton has 1735 states and 3370 transitions. Word has length 36 [2022-03-15 20:32:42,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:32:42,733 INFO L470 AbstractCegarLoop]: Abstraction has 1735 states and 3370 transitions. [2022-03-15 20:32:42,733 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 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) [2022-03-15 20:32:42,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 3370 transitions. [2022-03-15 20:32:42,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:32:42,733 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:32:42,734 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:32:42,768 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2022-03-15 20:32:42,959 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:32:42,959 INFO L402 AbstractCegarLoop]: === Iteration 66 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:32:42,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:32:42,961 INFO L85 PathProgramCache]: Analyzing trace with hash 1233509998, now seen corresponding path program 18 times [2022-03-15 20:32:42,962 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:32:42,962 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443212744] [2022-03-15 20:32:42,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:32:42,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:32:43,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:32:43,657 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:32:43,657 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:32:43,657 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443212744] [2022-03-15 20:32:43,657 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443212744] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:32:43,657 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:32:43,657 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-15 20:32:43,657 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1311579709] [2022-03-15 20:32:43,657 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:32:43,660 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:32:43,671 INFO L252 McrAutomatonBuilder]: Finished intersection with 39 states and 40 transitions. [2022-03-15 20:32:43,671 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:32:43,687 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:43,693 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:43,700 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:43,705 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:43,717 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:43,718 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2022-03-15 20:32:43,719 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:43,720 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2022-03-15 20:32:43,742 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:43,753 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:43,761 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:43,767 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:43,771 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:32:43,771 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:32:43,771 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:32:43,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:32:43,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:32:43,772 INFO L87 Difference]: Start difference. First operand 1735 states and 3370 transitions. Second operand has 15 states, 14 states have (on average 2.0) internal successors, (28), 14 states have internal predecessors, (28), 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) [2022-03-15 20:32:48,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:32:48,365 INFO L93 Difference]: Finished difference Result 2254 states and 4354 transitions. [2022-03-15 20:32:48,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-15 20:32:48,366 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0) internal successors, (28), 14 states have internal predecessors, (28), 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 36 [2022-03-15 20:32:48,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:32:48,368 INFO L225 Difference]: With dead ends: 2254 [2022-03-15 20:32:48,368 INFO L226 Difference]: Without dead ends: 2254 [2022-03-15 20:32:48,368 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 429 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=458, Invalid=1522, Unknown=0, NotChecked=0, Total=1980 [2022-03-15 20:32:48,368 INFO L933 BasicCegarLoop]: 56 mSDtfsCounter, 380 mSDsluCounter, 266 mSDsCounter, 0 mSdLazyCounter, 1608 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 380 SdHoareTripleChecker+Valid, 264 SdHoareTripleChecker+Invalid, 1774 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 1608 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2022-03-15 20:32:48,368 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [380 Valid, 264 Invalid, 1774 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 1608 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2022-03-15 20:32:48,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2254 states. [2022-03-15 20:32:48,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2254 to 1680. [2022-03-15 20:32:48,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1680 states, 1663 states have (on average 1.9579073962717979) internal successors, (3256), 1679 states have internal predecessors, (3256), 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) [2022-03-15 20:32:48,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1680 states and 3256 transitions. [2022-03-15 20:32:48,383 INFO L78 Accepts]: Start accepts. Automaton has 1680 states and 3256 transitions. Word has length 36 [2022-03-15 20:32:48,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:32:48,383 INFO L470 AbstractCegarLoop]: Abstraction has 1680 states and 3256 transitions. [2022-03-15 20:32:48,383 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0) internal successors, (28), 14 states have internal predecessors, (28), 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) [2022-03-15 20:32:48,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 3256 transitions. [2022-03-15 20:32:48,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:32:48,384 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:32:48,384 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:32:48,384 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-03-15 20:32:48,384 INFO L402 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:32:48,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:32:48,385 INFO L85 PathProgramCache]: Analyzing trace with hash -1670413335, now seen corresponding path program 5 times [2022-03-15 20:32:48,385 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:32:48,385 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341560804] [2022-03-15 20:32:48,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:32:48,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:32:48,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:32:48,828 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:32:48,828 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:32:48,828 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341560804] [2022-03-15 20:32:48,828 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1341560804] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:32:48,828 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:32:48,829 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:32:48,829 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [743208872] [2022-03-15 20:32:48,829 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:32:48,832 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:32:48,848 INFO L252 McrAutomatonBuilder]: Finished intersection with 59 states and 80 transitions. [2022-03-15 20:32:48,848 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:32:48,852 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:48,853 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:48,860 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:48,861 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:48,925 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:48,925 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:48,928 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:48,928 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:49,088 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:49,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:49,091 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:49,091 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:49,608 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:49,612 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:49,651 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 5 new interpolants: [335683#(and (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 2 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0)), 335684#(and (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0)), 335686#(not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_~p~0#1.base|)), 335682#(and (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 2 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 3 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0)), 335685#(or (not (= (select |#valid| |ULTIMATE.start_main_~p~1#1.base|) 0)) (= |ULTIMATE.start_main_~p~1#1.base| 0))] [2022-03-15 20:32:49,651 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-03-15 20:32:49,651 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:32:49,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-03-15 20:32:49,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=285, Unknown=0, NotChecked=0, Total=342 [2022-03-15 20:32:49,652 INFO L87 Difference]: Start difference. First operand 1680 states and 3256 transitions. Second operand has 19 states, 18 states have (on average 2.111111111111111) internal successors, (38), 18 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) [2022-03-15 20:32:54,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:32:54,974 INFO L93 Difference]: Finished difference Result 2384 states and 4544 transitions. [2022-03-15 20:32:54,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 20:32:54,974 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 2.111111111111111) internal successors, (38), 18 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 36 [2022-03-15 20:32:54,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:32:54,977 INFO L225 Difference]: With dead ends: 2384 [2022-03-15 20:32:54,977 INFO L226 Difference]: Without dead ends: 2384 [2022-03-15 20:32:54,977 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 282 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=229, Invalid=1177, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 20:32:54,977 INFO L933 BasicCegarLoop]: 52 mSDtfsCounter, 322 mSDsluCounter, 470 mSDsCounter, 0 mSdLazyCounter, 3143 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 322 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 3314 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 3143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-03-15 20:32:54,977 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [322 Valid, 382 Invalid, 3314 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 3143 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-03-15 20:32:54,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2384 states. [2022-03-15 20:32:54,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2384 to 1657. [2022-03-15 20:32:54,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1657 states, 1640 states have (on average 1.9573170731707317) internal successors, (3210), 1656 states have internal predecessors, (3210), 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) [2022-03-15 20:32:54,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 1657 states and 3210 transitions. [2022-03-15 20:32:54,993 INFO L78 Accepts]: Start accepts. Automaton has 1657 states and 3210 transitions. Word has length 36 [2022-03-15 20:32:54,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:32:54,993 INFO L470 AbstractCegarLoop]: Abstraction has 1657 states and 3210 transitions. [2022-03-15 20:32:54,993 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 2.111111111111111) internal successors, (38), 18 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) [2022-03-15 20:32:54,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 3210 transitions. [2022-03-15 20:32:54,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:32:54,994 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:32:54,994 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:32:54,994 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-03-15 20:32:54,994 INFO L402 AbstractCegarLoop]: === Iteration 68 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:32:54,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:32:54,995 INFO L85 PathProgramCache]: Analyzing trace with hash -1076412240, now seen corresponding path program 19 times [2022-03-15 20:32:54,995 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:32:54,995 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435331701] [2022-03-15 20:32:54,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:32:54,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:32:55,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:32:55,614 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:32:55,614 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:32:55,614 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435331701] [2022-03-15 20:32:55,614 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435331701] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:32:55,614 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:32:55,614 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:32:55,614 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [645061871] [2022-03-15 20:32:55,614 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:32:55,645 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:32:55,660 INFO L252 McrAutomatonBuilder]: Finished intersection with 53 states and 68 transitions. [2022-03-15 20:32:55,661 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:32:55,665 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:55,665 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:32:55,670 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:55,670 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:55,678 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:55,678 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:55,680 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:55,681 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:32:55,691 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:55,691 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:55,693 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:55,694 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:32:55,704 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:55,705 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:32:55,709 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:55,709 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:55,717 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:55,718 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:55,719 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:55,720 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:32:55,941 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:55,945 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:55,950 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:55,954 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 5 new interpolants: [341440#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0)), 341441#(and (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)))) (= (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4) 4) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))))), 341438#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|))), 341439#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|))), 341437#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 2)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)))] [2022-03-15 20:32:55,954 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-03-15 20:32:55,954 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:32:55,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-03-15 20:32:55,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=284, Unknown=0, NotChecked=0, Total=342 [2022-03-15 20:32:55,955 INFO L87 Difference]: Start difference. First operand 1657 states and 3210 transitions. Second operand has 19 states, 18 states have (on average 2.111111111111111) internal successors, (38), 18 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) [2022-03-15 20:33:00,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:33:00,984 INFO L93 Difference]: Finished difference Result 2262 states and 4403 transitions. [2022-03-15 20:33:00,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 20:33:00,985 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 2.111111111111111) internal successors, (38), 18 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 36 [2022-03-15 20:33:00,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:33:00,987 INFO L225 Difference]: With dead ends: 2262 [2022-03-15 20:33:00,987 INFO L226 Difference]: Without dead ends: 2262 [2022-03-15 20:33:00,988 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 178 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=227, Invalid=1033, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 20:33:00,988 INFO L933 BasicCegarLoop]: 53 mSDtfsCounter, 276 mSDsluCounter, 368 mSDsCounter, 0 mSdLazyCounter, 1970 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 276 SdHoareTripleChecker+Valid, 334 SdHoareTripleChecker+Invalid, 2070 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 1970 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-03-15 20:33:00,988 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [276 Valid, 334 Invalid, 2070 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 1970 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2022-03-15 20:33:00,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2262 states. [2022-03-15 20:33:01,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2262 to 1680. [2022-03-15 20:33:01,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1680 states, 1663 states have (on average 1.9579073962717979) internal successors, (3256), 1679 states have internal predecessors, (3256), 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) [2022-03-15 20:33:01,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1680 states and 3256 transitions. [2022-03-15 20:33:01,004 INFO L78 Accepts]: Start accepts. Automaton has 1680 states and 3256 transitions. Word has length 36 [2022-03-15 20:33:01,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:33:01,005 INFO L470 AbstractCegarLoop]: Abstraction has 1680 states and 3256 transitions. [2022-03-15 20:33:01,005 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 2.111111111111111) internal successors, (38), 18 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) [2022-03-15 20:33:01,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 3256 transitions. [2022-03-15 20:33:01,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:33:01,006 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:33:01,006 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:33:01,006 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-03-15 20:33:01,006 INFO L402 AbstractCegarLoop]: === Iteration 69 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:33:01,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:33:01,006 INFO L85 PathProgramCache]: Analyzing trace with hash -703469302, now seen corresponding path program 20 times [2022-03-15 20:33:01,007 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:33:01,007 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971854048] [2022-03-15 20:33:01,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:33:01,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:33:01,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:33:01,592 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:33:01,592 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:33:01,592 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971854048] [2022-03-15 20:33:01,592 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1971854048] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:33:01,592 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:33:01,592 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:33:01,592 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [354361737] [2022-03-15 20:33:01,593 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:33:01,595 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:33:01,610 INFO L252 McrAutomatonBuilder]: Finished intersection with 52 states and 66 transitions. [2022-03-15 20:33:01,611 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:33:01,615 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:01,615 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2022-03-15 20:33:01,620 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:01,620 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:01,629 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:01,630 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2022-03-15 20:33:01,634 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:01,635 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:01,647 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:01,647 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:01,649 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:01,649 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2022-03-15 20:33:01,661 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:01,662 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:01,664 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:01,664 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2022-03-15 20:33:01,679 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:01,680 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:01,682 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:01,682 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2022-03-15 20:33:01,843 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:01,847 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:01,852 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:01,856 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [347114#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|))), 347112#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|))), 347113#(and (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)))) (= (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))))), 347115#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0))] [2022-03-15 20:33:01,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 20:33:01,856 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:33:01,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 20:33:01,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2022-03-15 20:33:01,856 INFO L87 Difference]: Start difference. First operand 1680 states and 3256 transitions. Second operand has 18 states, 17 states have (on average 2.1176470588235294) internal successors, (36), 17 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:33:07,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:33:07,794 INFO L93 Difference]: Finished difference Result 2300 states and 4477 transitions. [2022-03-15 20:33:07,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-15 20:33:07,794 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 2.1176470588235294) internal successors, (36), 17 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:33:07,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:33:07,797 INFO L225 Difference]: With dead ends: 2300 [2022-03-15 20:33:07,797 INFO L226 Difference]: Without dead ends: 2300 [2022-03-15 20:33:07,797 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=244, Invalid=1162, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 20:33:07,797 INFO L933 BasicCegarLoop]: 53 mSDtfsCounter, 281 mSDsluCounter, 374 mSDsCounter, 0 mSdLazyCounter, 2411 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 281 SdHoareTripleChecker+Valid, 334 SdHoareTripleChecker+Invalid, 2510 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 2411 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2022-03-15 20:33:07,797 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [281 Valid, 334 Invalid, 2510 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 2411 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2022-03-15 20:33:07,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2300 states. [2022-03-15 20:33:07,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2300 to 1675. [2022-03-15 20:33:07,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1675 states, 1658 states have (on average 1.9577804583835947) internal successors, (3246), 1674 states have internal predecessors, (3246), 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) [2022-03-15 20:33:07,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1675 states and 3246 transitions. [2022-03-15 20:33:07,813 INFO L78 Accepts]: Start accepts. Automaton has 1675 states and 3246 transitions. Word has length 36 [2022-03-15 20:33:07,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:33:07,813 INFO L470 AbstractCegarLoop]: Abstraction has 1675 states and 3246 transitions. [2022-03-15 20:33:07,813 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 2.1176470588235294) internal successors, (36), 17 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:33:07,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1675 states and 3246 transitions. [2022-03-15 20:33:07,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:33:07,814 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:33:07,814 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:33:07,814 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-03-15 20:33:07,814 INFO L402 AbstractCegarLoop]: === Iteration 70 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:33:07,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:33:07,815 INFO L85 PathProgramCache]: Analyzing trace with hash 470874864, now seen corresponding path program 21 times [2022-03-15 20:33:07,815 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:33:07,815 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652822] [2022-03-15 20:33:07,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:33:07,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:33:08,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:33:08,354 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:33:08,355 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:33:08,355 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652822] [2022-03-15 20:33:08,355 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1652822] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:33:08,355 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:33:08,355 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:33:08,355 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [280970771] [2022-03-15 20:33:08,355 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:33:08,358 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:33:08,372 INFO L252 McrAutomatonBuilder]: Finished intersection with 51 states and 64 transitions. [2022-03-15 20:33:08,372 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:33:08,376 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:08,376 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:33:08,380 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:08,380 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:08,388 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:08,388 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:08,391 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:08,391 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:33:08,400 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:08,401 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:08,403 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:08,403 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:33:08,412 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:08,413 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:08,415 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:08,415 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:33:08,499 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:08,500 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:33:08,503 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:08,504 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:08,520 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:08,524 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:08,527 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [352820#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|))), 352822#(and (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)))) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))))), 352821#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)))] [2022-03-15 20:33:08,527 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 20:33:08,527 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:33:08,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 20:33:08,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:33:08,528 INFO L87 Difference]: Start difference. First operand 1675 states and 3246 transitions. Second operand has 17 states, 16 states have (on average 2.125) internal successors, (34), 16 states have internal predecessors, (34), 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) [2022-03-15 20:33:14,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:33:14,787 INFO L93 Difference]: Finished difference Result 2338 states and 4551 transitions. [2022-03-15 20:33:14,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-15 20:33:14,788 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 2.125) internal successors, (34), 16 states have internal predecessors, (34), 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 36 [2022-03-15 20:33:14,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:33:14,790 INFO L225 Difference]: With dead ends: 2338 [2022-03-15 20:33:14,791 INFO L226 Difference]: Without dead ends: 2338 [2022-03-15 20:33:14,791 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 297 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=273, Invalid=1287, Unknown=0, NotChecked=0, Total=1560 [2022-03-15 20:33:14,791 INFO L933 BasicCegarLoop]: 53 mSDtfsCounter, 286 mSDsluCounter, 381 mSDsCounter, 0 mSdLazyCounter, 2688 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 286 SdHoareTripleChecker+Valid, 338 SdHoareTripleChecker+Invalid, 2799 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 2688 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2022-03-15 20:33:14,791 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [286 Valid, 338 Invalid, 2799 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 2688 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2022-03-15 20:33:14,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2338 states. [2022-03-15 20:33:14,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2338 to 1670. [2022-03-15 20:33:14,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1670 states, 1653 states have (on average 1.957652752571083) internal successors, (3236), 1669 states have internal predecessors, (3236), 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) [2022-03-15 20:33:14,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1670 states and 3236 transitions. [2022-03-15 20:33:14,809 INFO L78 Accepts]: Start accepts. Automaton has 1670 states and 3236 transitions. Word has length 36 [2022-03-15 20:33:14,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:33:14,809 INFO L470 AbstractCegarLoop]: Abstraction has 1670 states and 3236 transitions. [2022-03-15 20:33:14,809 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 2.125) internal successors, (34), 16 states have internal predecessors, (34), 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) [2022-03-15 20:33:14,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 3236 transitions. [2022-03-15 20:33:14,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:33:14,810 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:33:14,810 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:33:14,810 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-03-15 20:33:14,810 INFO L402 AbstractCegarLoop]: === Iteration 71 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:33:14,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:33:14,810 INFO L85 PathProgramCache]: Analyzing trace with hash -1650108726, now seen corresponding path program 22 times [2022-03-15 20:33:14,811 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:33:14,811 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782730386] [2022-03-15 20:33:14,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:33:14,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:33:15,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:33:15,493 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:33:15,493 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:33:15,493 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782730386] [2022-03-15 20:33:15,493 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [782730386] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:33:15,493 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:33:15,493 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:33:15,493 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [356178759] [2022-03-15 20:33:15,493 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:33:15,496 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:33:15,510 INFO L252 McrAutomatonBuilder]: Finished intersection with 50 states and 62 transitions. [2022-03-15 20:33:15,510 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:33:15,515 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:15,515 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:33:15,520 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:15,520 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:15,530 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:15,530 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:33:15,535 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:15,536 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:15,545 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:15,545 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:15,547 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:15,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:33:15,560 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:15,560 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:33:15,565 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:15,566 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:15,607 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:15,608 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:15,609 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:15,610 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:33:15,655 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:15,659 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:15,664 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:15,667 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [358561#(and (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)))) (= (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4) 4) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))))), 358562#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4) 4))] [2022-03-15 20:33:15,667 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 20:33:15,667 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:33:15,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 20:33:15,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2022-03-15 20:33:15,668 INFO L87 Difference]: Start difference. First operand 1670 states and 3236 transitions. Second operand has 16 states, 15 states have (on average 2.1333333333333333) internal successors, (32), 15 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) [2022-03-15 20:33:21,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:33:21,278 INFO L93 Difference]: Finished difference Result 2450 states and 4769 transitions. [2022-03-15 20:33:21,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-03-15 20:33:21,278 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 2.1333333333333333) internal successors, (32), 15 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 36 [2022-03-15 20:33:21,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:33:21,281 INFO L225 Difference]: With dead ends: 2450 [2022-03-15 20:33:21,281 INFO L226 Difference]: Without dead ends: 2450 [2022-03-15 20:33:21,281 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 316 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=314, Invalid=1408, Unknown=0, NotChecked=0, Total=1722 [2022-03-15 20:33:21,281 INFO L933 BasicCegarLoop]: 52 mSDtfsCounter, 303 mSDsluCounter, 387 mSDsCounter, 0 mSdLazyCounter, 2981 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 321 SdHoareTripleChecker+Invalid, 3090 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 2981 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:33:21,281 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [303 Valid, 321 Invalid, 3090 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 2981 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2022-03-15 20:33:21,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2450 states. [2022-03-15 20:33:21,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2450 to 1660. [2022-03-15 20:33:21,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1660 states, 1643 states have (on average 1.9573950091296408) internal successors, (3216), 1659 states have internal predecessors, (3216), 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) [2022-03-15 20:33:21,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 1660 states and 3216 transitions. [2022-03-15 20:33:21,298 INFO L78 Accepts]: Start accepts. Automaton has 1660 states and 3216 transitions. Word has length 36 [2022-03-15 20:33:21,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:33:21,298 INFO L470 AbstractCegarLoop]: Abstraction has 1660 states and 3216 transitions. [2022-03-15 20:33:21,298 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 2.1333333333333333) internal successors, (32), 15 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) [2022-03-15 20:33:21,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1660 states and 3216 transitions. [2022-03-15 20:33:21,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:33:21,299 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:33:21,299 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:33:21,299 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-03-15 20:33:21,300 INFO L402 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:33:21,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:33:21,300 INFO L85 PathProgramCache]: Analyzing trace with hash 1049423239, now seen corresponding path program 6 times [2022-03-15 20:33:21,301 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:33:21,301 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193233836] [2022-03-15 20:33:21,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:33:21,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:33:21,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:33:21,852 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:33:21,853 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:33:21,853 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193233836] [2022-03-15 20:33:21,853 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193233836] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:33:21,853 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:33:21,853 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:33:21,853 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1054955222] [2022-03-15 20:33:21,853 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:33:21,856 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:33:21,869 INFO L252 McrAutomatonBuilder]: Finished intersection with 49 states and 60 transitions. [2022-03-15 20:33:21,869 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:33:21,873 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:21,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-03-15 20:33:21,875 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:21,876 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:21,881 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:21,882 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-03-15 20:33:21,884 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:21,885 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:21,890 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:21,890 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:21,892 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:21,893 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-03-15 20:33:21,903 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:21,903 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2022-03-15 20:33:21,905 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:21,905 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:21,918 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:21,919 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2022-03-15 20:33:21,921 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:21,921 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:21,964 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:21,999 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:22,002 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [364399#(and (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)))) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))))))] [2022-03-15 20:33:22,002 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:33:22,002 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:33:22,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:33:22,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:33:22,003 INFO L87 Difference]: Start difference. First operand 1660 states and 3216 transitions. Second operand has 15 states, 14 states have (on average 2.142857142857143) internal successors, (30), 14 states have internal predecessors, (30), 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) [2022-03-15 20:33:26,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:33:26,931 INFO L93 Difference]: Finished difference Result 2825 states and 5410 transitions. [2022-03-15 20:33:26,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 20:33:26,931 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.142857142857143) internal successors, (30), 14 states have internal predecessors, (30), 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 36 [2022-03-15 20:33:26,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:33:26,934 INFO L225 Difference]: With dead ends: 2825 [2022-03-15 20:33:26,935 INFO L226 Difference]: Without dead ends: 2825 [2022-03-15 20:33:26,935 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 179 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=156, Invalid=836, Unknown=0, NotChecked=0, Total=992 [2022-03-15 20:33:26,935 INFO L933 BasicCegarLoop]: 67 mSDtfsCounter, 411 mSDsluCounter, 526 mSDsCounter, 0 mSdLazyCounter, 3158 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 411 SdHoareTripleChecker+Valid, 455 SdHoareTripleChecker+Invalid, 3283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 3158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-03-15 20:33:26,935 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [411 Valid, 455 Invalid, 3283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 3158 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2022-03-15 20:33:26,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2825 states. [2022-03-15 20:33:26,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2825 to 1692. [2022-03-15 20:33:26,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1692 states, 1675 states have (on average 1.960597014925373) internal successors, (3284), 1691 states have internal predecessors, (3284), 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) [2022-03-15 20:33:26,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1692 states to 1692 states and 3284 transitions. [2022-03-15 20:33:26,953 INFO L78 Accepts]: Start accepts. Automaton has 1692 states and 3284 transitions. Word has length 36 [2022-03-15 20:33:26,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:33:26,953 INFO L470 AbstractCegarLoop]: Abstraction has 1692 states and 3284 transitions. [2022-03-15 20:33:26,953 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.142857142857143) internal successors, (30), 14 states have internal predecessors, (30), 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) [2022-03-15 20:33:26,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 3284 transitions. [2022-03-15 20:33:26,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:33:26,954 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:33:26,954 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:33:26,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-03-15 20:33:26,954 INFO L402 AbstractCegarLoop]: === Iteration 73 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:33:26,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:33:26,954 INFO L85 PathProgramCache]: Analyzing trace with hash -240128000, now seen corresponding path program 23 times [2022-03-15 20:33:26,955 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:33:26,955 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488241223] [2022-03-15 20:33:26,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:33:26,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:33:27,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:33:27,574 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:33:27,574 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:33:27,574 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488241223] [2022-03-15 20:33:27,574 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488241223] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:33:27,574 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:33:27,574 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:33:27,574 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1177040092] [2022-03-15 20:33:27,574 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:33:27,577 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:33:27,591 INFO L252 McrAutomatonBuilder]: Finished intersection with 50 states and 62 transitions. [2022-03-15 20:33:27,591 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:33:27,595 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:27,595 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-03-15 20:33:27,598 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:27,598 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:27,604 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:27,604 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:27,606 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:27,606 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-03-15 20:33:27,613 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:27,613 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:27,615 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:27,615 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-03-15 20:33:27,636 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:27,637 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-03-15 20:33:27,640 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:27,640 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:27,675 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:27,676 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-03-15 20:33:27,678 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:27,679 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:27,693 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:27,696 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:27,700 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:27,703 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [370657#(and (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)))) (= (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4) 4) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))))))] [2022-03-15 20:33:27,703 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:33:27,703 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:33:27,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:33:27,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:33:27,703 INFO L87 Difference]: Start difference. First operand 1692 states and 3284 transitions. Second operand has 15 states, 14 states have (on average 2.2142857142857144) internal successors, (31), 14 states have internal predecessors, (31), 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) [2022-03-15 20:33:32,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:33:32,420 INFO L93 Difference]: Finished difference Result 2863 states and 5533 transitions. [2022-03-15 20:33:32,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-15 20:33:32,420 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.2142857142857144) internal successors, (31), 14 states have internal predecessors, (31), 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 36 [2022-03-15 20:33:32,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:33:32,423 INFO L225 Difference]: With dead ends: 2863 [2022-03-15 20:33:32,423 INFO L226 Difference]: Without dead ends: 2863 [2022-03-15 20:33:32,423 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 409 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=340, Invalid=1552, Unknown=0, NotChecked=0, Total=1892 [2022-03-15 20:33:32,423 INFO L933 BasicCegarLoop]: 68 mSDtfsCounter, 363 mSDsluCounter, 568 mSDsCounter, 0 mSdLazyCounter, 3017 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 363 SdHoareTripleChecker+Valid, 472 SdHoareTripleChecker+Invalid, 3095 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 3017 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-03-15 20:33:32,423 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [363 Valid, 472 Invalid, 3095 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 3017 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2022-03-15 20:33:32,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2863 states. [2022-03-15 20:33:32,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2863 to 1668. [2022-03-15 20:33:32,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1668 states, 1651 states have (on average 1.9600242277407631) internal successors, (3236), 1667 states have internal predecessors, (3236), 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) [2022-03-15 20:33:32,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 1668 states and 3236 transitions. [2022-03-15 20:33:32,441 INFO L78 Accepts]: Start accepts. Automaton has 1668 states and 3236 transitions. Word has length 36 [2022-03-15 20:33:32,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:33:32,441 INFO L470 AbstractCegarLoop]: Abstraction has 1668 states and 3236 transitions. [2022-03-15 20:33:32,441 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.2142857142857144) internal successors, (31), 14 states have internal predecessors, (31), 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) [2022-03-15 20:33:32,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 3236 transitions. [2022-03-15 20:33:32,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:33:32,442 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:33:32,442 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:33:32,442 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-03-15 20:33:32,442 INFO L402 AbstractCegarLoop]: === Iteration 74 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:33:32,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:33:32,442 INFO L85 PathProgramCache]: Analyzing trace with hash 165949122, now seen corresponding path program 24 times [2022-03-15 20:33:32,443 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:33:32,443 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006560178] [2022-03-15 20:33:32,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:33:32,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:33:32,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:33:33,232 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-03-15 20:33:33,232 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:33:33,232 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006560178] [2022-03-15 20:33:33,232 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006560178] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:33:33,232 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1088184849] [2022-03-15 20:33:33,232 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-03-15 20:33:33,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:33:33,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:33:33,244 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:33:33,244 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2022-03-15 20:33:36,183 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 1 check-sat command(s) [2022-03-15 20:33:36,184 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:33:36,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 1343 conjuncts, 111 conjunts are in the unsatisfiable core [2022-03-15 20:33:36,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:33:36,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:36,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:36,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:36,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:36,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:36,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:36,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:36,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:36,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:36,290 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 73 [2022-03-15 20:33:36,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:36,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:36,298 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 43 [2022-03-15 20:33:36,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:36,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:36,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:36,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:36,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:36,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:36,308 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 44 [2022-03-15 20:33:36,314 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2022-03-15 20:33:36,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:36,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:36,364 INFO L353 Elim1Store]: treesize reduction 245, result has 14.6 percent of original size [2022-03-15 20:33:36,364 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 97 treesize of output 109 [2022-03-15 20:33:36,364 INFO L884 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2022-03-15 20:33:36,369 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-03-15 20:33:36,534 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 85 [2022-03-15 20:33:36,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:36,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:36,648 INFO L353 Elim1Store]: treesize reduction 12, result has 74.5 percent of original size [2022-03-15 20:33:36,648 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 48 treesize of output 50 [2022-03-15 20:33:36,706 INFO L353 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-03-15 20:33:36,706 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 104 treesize of output 84 [2022-03-15 20:33:36,819 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-03-15 20:33:36,873 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-03-15 20:33:36,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:36,949 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-03-15 20:33:37,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:37,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:37,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:37,010 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-03-15 20:33:37,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:37,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:37,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:37,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:37,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:37,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:37,082 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 44 [2022-03-15 20:33:37,160 INFO L353 Elim1Store]: treesize reduction 42, result has 6.7 percent of original size [2022-03-15 20:33:37,161 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 107 treesize of output 33 [2022-03-15 20:33:37,264 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-03-15 20:33:37,295 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-03-15 20:33:37,320 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-03-15 20:33:37,343 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-03-15 20:33:37,547 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-03-15 20:33:37,599 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:33:37,599 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 20:33:37,599 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1088184849] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:33:37,599 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 20:33:37,600 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [14] total 28 [2022-03-15 20:33:37,600 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [914057151] [2022-03-15 20:33:37,600 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:33:37,603 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:33:37,624 INFO L252 McrAutomatonBuilder]: Finished intersection with 48 states and 58 transitions. [2022-03-15 20:33:37,624 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:33:37,632 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:37,633 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:37,635 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:37,636 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2022-03-15 20:33:37,990 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:37,990 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:37,992 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:37,992 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2022-03-15 20:33:38,031 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:38,032 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2022-03-15 20:33:38,054 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:38,054 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:38,069 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [377051#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| 2)) (not (= |ULTIMATE.start_main_#t~mem50#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (not (= 2 |ULTIMATE.start_main_#t~mem49#1.base|)) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)) (= |t_funThread1of1ForFork0_new_~p~0#1.offset| 0) (not (= |ULTIMATE.start_main_#t~mem50#1.base| 2))), 377050#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| 2)) (not (= |ULTIMATE.start_main_#t~mem50#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 2)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (not (= 2 |ULTIMATE.start_main_#t~mem49#1.base|)) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)) (= |t_funThread1of1ForFork0_new_~p~0#1.offset| 0) (not (= |ULTIMATE.start_main_#t~mem50#1.base| 2))), 377052#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| 2)) (not (= |ULTIMATE.start_main_#t~mem50#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (not (= 2 |ULTIMATE.start_main_#t~mem49#1.base|)) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)) (= |t_funThread1of1ForFork0_new_~p~0#1.offset| 0) (not (= |ULTIMATE.start_main_#t~mem50#1.base| 2)))] [2022-03-15 20:33:38,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-03-15 20:33:38,069 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:33:38,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-03-15 20:33:38,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=951, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 20:33:38,070 INFO L87 Difference]: Start difference. First operand 1668 states and 3236 transitions. Second operand has 19 states, 18 states have (on average 1.8333333333333333) internal successors, (33), 18 states have internal predecessors, (33), 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) [2022-03-15 20:33:40,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:33:40,190 INFO L93 Difference]: Finished difference Result 1962 states and 3821 transitions. [2022-03-15 20:33:40,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 20:33:40,190 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 1.8333333333333333) internal successors, (33), 18 states have internal predecessors, (33), 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 36 [2022-03-15 20:33:40,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:33:40,192 INFO L225 Difference]: With dead ends: 1962 [2022-03-15 20:33:40,192 INFO L226 Difference]: Without dead ends: 1962 [2022-03-15 20:33:40,193 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 32 SyntacticMatches, 4 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 393 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=182, Invalid=1378, Unknown=0, NotChecked=0, Total=1560 [2022-03-15 20:33:40,193 INFO L933 BasicCegarLoop]: 43 mSDtfsCounter, 38 mSDsluCounter, 240 mSDsCounter, 0 mSdLazyCounter, 435 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 191 SdHoareTripleChecker+Invalid, 2093 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 435 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 1620 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 20:33:40,193 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [38 Valid, 191 Invalid, 2093 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 435 Invalid, 0 Unknown, 1620 Unchecked, 1.7s Time] [2022-03-15 20:33:40,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1962 states. [2022-03-15 20:33:40,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1962 to 1693. [2022-03-15 20:33:40,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1693 states, 1676 states have (on average 1.9606205250596658) internal successors, (3286), 1692 states have internal predecessors, (3286), 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) [2022-03-15 20:33:40,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 1693 states and 3286 transitions. [2022-03-15 20:33:40,208 INFO L78 Accepts]: Start accepts. Automaton has 1693 states and 3286 transitions. Word has length 36 [2022-03-15 20:33:40,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:33:40,208 INFO L470 AbstractCegarLoop]: Abstraction has 1693 states and 3286 transitions. [2022-03-15 20:33:40,208 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 1.8333333333333333) internal successors, (33), 18 states have internal predecessors, (33), 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) [2022-03-15 20:33:40,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 3286 transitions. [2022-03-15 20:33:40,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:33:40,209 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:33:40,209 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:33:40,240 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2022-03-15 20:33:40,428 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable73 [2022-03-15 20:33:40,429 INFO L402 AbstractCegarLoop]: === Iteration 75 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:33:40,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:33:40,429 INFO L85 PathProgramCache]: Analyzing trace with hash 538892060, now seen corresponding path program 25 times [2022-03-15 20:33:40,430 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:33:40,430 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635664230] [2022-03-15 20:33:40,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:33:40,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:33:40,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:33:41,243 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:33:41,243 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:33:41,243 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635664230] [2022-03-15 20:33:41,243 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635664230] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:33:41,243 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:33:41,243 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-15 20:33:41,243 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1825591788] [2022-03-15 20:33:41,243 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:33:41,246 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:33:41,261 INFO L252 McrAutomatonBuilder]: Finished intersection with 47 states and 56 transitions. [2022-03-15 20:33:41,261 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:33:41,359 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:41,359 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:41,361 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:41,362 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2022-03-15 20:33:41,379 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:41,379 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:41,381 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:41,382 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2022-03-15 20:33:41,399 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:41,400 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2022-03-15 20:33:41,407 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:41,407 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:41,437 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:41,441 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:41,447 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:41,452 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:41,458 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:41,464 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:41,506 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [382439#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|))), 382438#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|))), 382437#(and (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)))) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4) 4) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))))) (= 2 |~#c~0.base|) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| 0)))] [2022-03-15 20:33:41,506 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 20:33:41,506 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:33:41,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 20:33:41,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=261, Unknown=0, NotChecked=0, Total=306 [2022-03-15 20:33:41,506 INFO L87 Difference]: Start difference. First operand 1693 states and 3286 transitions. Second operand has 18 states, 17 states have (on average 2.0) internal successors, (34), 17 states have internal predecessors, (34), 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) [2022-03-15 20:33:47,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:33:47,673 INFO L93 Difference]: Finished difference Result 2437 states and 4767 transitions. [2022-03-15 20:33:47,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-15 20:33:47,673 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 2.0) internal successors, (34), 17 states have internal predecessors, (34), 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 36 [2022-03-15 20:33:47,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:33:47,675 INFO L225 Difference]: With dead ends: 2437 [2022-03-15 20:33:47,675 INFO L226 Difference]: Without dead ends: 2437 [2022-03-15 20:33:47,676 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=288, Invalid=1118, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 20:33:47,676 INFO L933 BasicCegarLoop]: 50 mSDtfsCounter, 270 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 1831 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 270 SdHoareTripleChecker+Valid, 281 SdHoareTripleChecker+Invalid, 1957 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1831 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2022-03-15 20:33:47,676 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [270 Valid, 281 Invalid, 1957 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1831 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2022-03-15 20:33:47,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2437 states. [2022-03-15 20:33:47,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2437 to 1646. [2022-03-15 20:33:47,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1646 states, 1629 states have (on average 1.9594843462246778) internal successors, (3192), 1645 states have internal predecessors, (3192), 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) [2022-03-15 20:33:47,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1646 states and 3192 transitions. [2022-03-15 20:33:47,690 INFO L78 Accepts]: Start accepts. Automaton has 1646 states and 3192 transitions. Word has length 36 [2022-03-15 20:33:47,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:33:47,690 INFO L470 AbstractCegarLoop]: Abstraction has 1646 states and 3192 transitions. [2022-03-15 20:33:47,690 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 2.0) internal successors, (34), 17 states have internal predecessors, (34), 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) [2022-03-15 20:33:47,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1646 states and 3192 transitions. [2022-03-15 20:33:47,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:33:47,691 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:33:47,691 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:33:47,691 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-03-15 20:33:47,691 INFO L402 AbstractCegarLoop]: === Iteration 76 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:33:47,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:33:47,691 INFO L85 PathProgramCache]: Analyzing trace with hash 1713236226, now seen corresponding path program 26 times [2022-03-15 20:33:47,692 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:33:47,692 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047543270] [2022-03-15 20:33:47,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:33:47,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:33:47,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:33:48,183 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:33:48,183 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:33:48,207 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047543270] [2022-03-15 20:33:48,207 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2047543270] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:33:48,207 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:33:48,207 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-15 20:33:48,207 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1084106694] [2022-03-15 20:33:48,207 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:33:48,210 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:33:48,270 INFO L252 McrAutomatonBuilder]: Finished intersection with 46 states and 54 transitions. [2022-03-15 20:33:48,271 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:33:48,276 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:48,276 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:48,278 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:48,278 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-03-15 20:33:48,291 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:48,292 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-03-15 20:33:48,295 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:48,296 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:48,333 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:48,334 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:48,335 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:48,336 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-03-15 20:33:48,391 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:48,394 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:48,400 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:48,405 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:48,408 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [388224#(and (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)))) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))))) (= 2 |~#c~0.base|)), 388225#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)))] [2022-03-15 20:33:48,409 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 20:33:48,409 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:33:48,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 20:33:48,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:33:48,409 INFO L87 Difference]: Start difference. First operand 1646 states and 3192 transitions. Second operand has 17 states, 16 states have (on average 2.0) internal successors, (32), 16 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) [2022-03-15 20:33:54,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:33:54,220 INFO L93 Difference]: Finished difference Result 1931 states and 3753 transitions. [2022-03-15 20:33:54,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-15 20:33:54,221 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 2.0) internal successors, (32), 16 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 36 [2022-03-15 20:33:54,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:33:54,223 INFO L225 Difference]: With dead ends: 1931 [2022-03-15 20:33:54,223 INFO L226 Difference]: Without dead ends: 1931 [2022-03-15 20:33:54,223 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 278 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=323, Invalid=1237, Unknown=0, NotChecked=0, Total=1560 [2022-03-15 20:33:54,223 INFO L933 BasicCegarLoop]: 43 mSDtfsCounter, 254 mSDsluCounter, 267 mSDsCounter, 0 mSdLazyCounter, 1719 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 1867 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 1719 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-03-15 20:33:54,224 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [254 Valid, 242 Invalid, 1867 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1719 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-03-15 20:33:54,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1931 states. [2022-03-15 20:33:54,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1931 to 1635. [2022-03-15 20:33:54,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1635 states, 1618 states have (on average 1.9592088998763906) internal successors, (3170), 1634 states have internal predecessors, (3170), 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) [2022-03-15 20:33:54,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 1635 states and 3170 transitions. [2022-03-15 20:33:54,238 INFO L78 Accepts]: Start accepts. Automaton has 1635 states and 3170 transitions. Word has length 36 [2022-03-15 20:33:54,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:33:54,238 INFO L470 AbstractCegarLoop]: Abstraction has 1635 states and 3170 transitions. [2022-03-15 20:33:54,238 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 2.0) internal successors, (32), 16 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) [2022-03-15 20:33:54,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 3170 transitions. [2022-03-15 20:33:54,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:33:54,239 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:33:54,239 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:33:54,239 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-03-15 20:33:54,239 INFO L402 AbstractCegarLoop]: === Iteration 77 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:33:54,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:33:54,239 INFO L85 PathProgramCache]: Analyzing trace with hash -407747364, now seen corresponding path program 27 times [2022-03-15 20:33:54,240 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:33:54,240 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526658187] [2022-03-15 20:33:54,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:33:54,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:33:54,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:33:54,841 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:33:54,842 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:33:54,842 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526658187] [2022-03-15 20:33:54,842 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1526658187] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:33:54,842 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:33:54,842 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-15 20:33:54,842 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1767966926] [2022-03-15 20:33:54,842 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:33:54,845 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:33:54,858 INFO L252 McrAutomatonBuilder]: Finished intersection with 45 states and 52 transitions. [2022-03-15 20:33:54,858 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:33:54,862 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:54,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2022-03-15 20:33:54,868 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:54,868 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:54,878 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:54,878 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2022-03-15 20:33:54,883 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:54,884 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:54,930 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:54,931 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2022-03-15 20:33:54,936 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:54,936 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:54,964 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:54,968 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:54,974 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:54,980 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:54,986 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:54,992 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:54,996 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [393488#(and (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)))) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))))) (= 2 |~#c~0.base|) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| 0)))] [2022-03-15 20:33:54,997 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 20:33:54,997 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:33:54,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 20:33:54,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2022-03-15 20:33:54,997 INFO L87 Difference]: Start difference. First operand 1635 states and 3170 transitions. Second operand has 16 states, 15 states have (on average 2.0) internal successors, (30), 15 states have internal predecessors, (30), 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) [2022-03-15 20:34:01,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:34:01,046 INFO L93 Difference]: Finished difference Result 2465 states and 4811 transitions. [2022-03-15 20:34:01,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-15 20:34:01,047 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 2.0) internal successors, (30), 15 states have internal predecessors, (30), 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 36 [2022-03-15 20:34:01,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:34:01,049 INFO L225 Difference]: With dead ends: 2465 [2022-03-15 20:34:01,049 INFO L226 Difference]: Without dead ends: 2465 [2022-03-15 20:34:01,050 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 344 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=435, Invalid=1545, Unknown=0, NotChecked=0, Total=1980 [2022-03-15 20:34:01,050 INFO L933 BasicCegarLoop]: 41 mSDtfsCounter, 292 mSDsluCounter, 316 mSDsCounter, 0 mSdLazyCounter, 2734 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 292 SdHoareTripleChecker+Valid, 248 SdHoareTripleChecker+Invalid, 2877 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 2734 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-03-15 20:34:01,051 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [292 Valid, 248 Invalid, 2877 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 2734 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2022-03-15 20:34:01,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2465 states. [2022-03-15 20:34:01,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2465 to 1596. [2022-03-15 20:34:01,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1596 states, 1579 states have (on average 1.9556681443951869) internal successors, (3088), 1595 states have internal predecessors, (3088), 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) [2022-03-15 20:34:01,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1596 states to 1596 states and 3088 transitions. [2022-03-15 20:34:01,087 INFO L78 Accepts]: Start accepts. Automaton has 1596 states and 3088 transitions. Word has length 36 [2022-03-15 20:34:01,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:34:01,087 INFO L470 AbstractCegarLoop]: Abstraction has 1596 states and 3088 transitions. [2022-03-15 20:34:01,087 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 2.0) internal successors, (30), 15 states have internal predecessors, (30), 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) [2022-03-15 20:34:01,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 3088 transitions. [2022-03-15 20:34:01,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:34:01,088 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:34:01,088 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:34:01,088 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-03-15 20:34:01,088 INFO L402 AbstractCegarLoop]: === Iteration 78 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:34:01,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:34:01,089 INFO L85 PathProgramCache]: Analyzing trace with hash 442477673, now seen corresponding path program 7 times [2022-03-15 20:34:01,090 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:34:01,090 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981883553] [2022-03-15 20:34:01,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:34:01,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:34:01,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:34:01,597 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:34:01,597 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:34:01,597 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981883553] [2022-03-15 20:34:01,597 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981883553] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:34:01,597 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:34:01,598 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:34:01,598 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1721347758] [2022-03-15 20:34:01,598 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:34:01,600 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:34:01,616 INFO L252 McrAutomatonBuilder]: Finished intersection with 55 states and 72 transitions. [2022-03-15 20:34:01,616 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:34:01,659 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:34:01,663 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:34:01,669 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:34:01,677 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:34:01,678 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:34:01,682 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:34:01,683 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:34:01,704 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:34:01,704 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:34:01,708 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:34:01,709 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:34:02,169 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [399219#(not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)), 399220#(and (not (= |ULTIMATE.start_main_#t~mem50#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4) 4)), 399221#(or (not (= (select |#valid| |ULTIMATE.start_main_~p~1#1.base|) 0)) (= |ULTIMATE.start_main_~p~1#1.base| 0)), 399218#(and (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)))) (= (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4) 4) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| 0)))] [2022-03-15 20:34:02,170 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 20:34:02,170 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:34:02,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 20:34:02,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=261, Unknown=0, NotChecked=0, Total=306 [2022-03-15 20:34:02,170 INFO L87 Difference]: Start difference. First operand 1596 states and 3088 transitions. Second operand has 18 states, 17 states have (on average 2.235294117647059) internal successors, (38), 16 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) [2022-03-15 20:34:09,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:34:09,275 INFO L93 Difference]: Finished difference Result 3039 states and 5837 transitions. [2022-03-15 20:34:09,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 20:34:09,276 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 2.235294117647059) internal successors, (38), 16 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 36 [2022-03-15 20:34:09,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:34:09,279 INFO L225 Difference]: With dead ends: 3039 [2022-03-15 20:34:09,279 INFO L226 Difference]: Without dead ends: 3039 [2022-03-15 20:34:09,280 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 3 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=185, Invalid=1075, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 20:34:09,280 INFO L933 BasicCegarLoop]: 60 mSDtfsCounter, 372 mSDsluCounter, 765 mSDsCounter, 0 mSdLazyCounter, 3820 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 372 SdHoareTripleChecker+Valid, 600 SdHoareTripleChecker+Invalid, 3967 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 3820 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2022-03-15 20:34:09,280 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [372 Valid, 600 Invalid, 3967 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 3820 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2022-03-15 20:34:09,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3039 states. [2022-03-15 20:34:09,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3039 to 1649. [2022-03-15 20:34:09,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1649 states, 1632 states have (on average 1.9595588235294117) internal successors, (3198), 1648 states have internal predecessors, (3198), 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) [2022-03-15 20:34:09,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1649 states and 3198 transitions. [2022-03-15 20:34:09,298 INFO L78 Accepts]: Start accepts. Automaton has 1649 states and 3198 transitions. Word has length 36 [2022-03-15 20:34:09,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:34:09,298 INFO L470 AbstractCegarLoop]: Abstraction has 1649 states and 3198 transitions. [2022-03-15 20:34:09,298 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 2.235294117647059) internal successors, (38), 16 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) [2022-03-15 20:34:09,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 3198 transitions. [2022-03-15 20:34:09,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:34:09,299 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:34:09,299 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:34:09,299 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-03-15 20:34:09,299 INFO L402 AbstractCegarLoop]: === Iteration 79 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:34:09,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:34:09,299 INFO L85 PathProgramCache]: Analyzing trace with hash -847073566, now seen corresponding path program 28 times [2022-03-15 20:34:09,300 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:34:09,300 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062910502] [2022-03-15 20:34:09,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:34:09,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:34:09,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:34:09,882 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:34:09,882 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:34:09,882 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062910502] [2022-03-15 20:34:09,882 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2062910502] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:34:09,882 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:34:09,882 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:34:09,882 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [282337191] [2022-03-15 20:34:09,882 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:34:09,885 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:34:09,900 INFO L252 McrAutomatonBuilder]: Finished intersection with 56 states and 74 transitions. [2022-03-15 20:34:09,900 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:34:09,904 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:34:09,905 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:34:09,907 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:34:09,907 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:34:09,929 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:34:09,929 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:34:09,934 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:34:09,934 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:34:10,383 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:34:10,387 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:34:10,396 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [405609#(not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)), 405611#(and (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)))) (= (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4) 4)), 405610#(or (not (= (select |#valid| |ULTIMATE.start_main_~p~1#1.base|) 0)) (= |ULTIMATE.start_main_~p~1#1.base| 0))] [2022-03-15 20:34:10,397 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 20:34:10,397 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:34:10,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 20:34:10,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:34:10,397 INFO L87 Difference]: Start difference. First operand 1649 states and 3198 transitions. Second operand has 17 states, 16 states have (on average 2.375) internal successors, (38), 15 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) [2022-03-15 20:34:16,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:34:16,803 INFO L93 Difference]: Finished difference Result 2765 states and 5341 transitions. [2022-03-15 20:34:16,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-15 20:34:16,803 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 2.375) internal successors, (38), 15 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 36 [2022-03-15 20:34:16,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:34:16,806 INFO L225 Difference]: With dead ends: 2765 [2022-03-15 20:34:16,807 INFO L226 Difference]: Without dead ends: 2765 [2022-03-15 20:34:16,807 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 2 SyntacticMatches, 4 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 294 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=252, Invalid=1388, Unknown=0, NotChecked=0, Total=1640 [2022-03-15 20:34:16,807 INFO L933 BasicCegarLoop]: 57 mSDtfsCounter, 329 mSDsluCounter, 679 mSDsCounter, 0 mSdLazyCounter, 3417 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 329 SdHoareTripleChecker+Valid, 532 SdHoareTripleChecker+Invalid, 3491 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 3417 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2022-03-15 20:34:16,807 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [329 Valid, 532 Invalid, 3491 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 3417 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2022-03-15 20:34:16,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2765 states. [2022-03-15 20:34:16,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2765 to 1612. [2022-03-15 20:34:16,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1612 states, 1595 states have (on average 1.9561128526645768) internal successors, (3120), 1611 states have internal predecessors, (3120), 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) [2022-03-15 20:34:16,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1612 states and 3120 transitions. [2022-03-15 20:34:16,824 INFO L78 Accepts]: Start accepts. Automaton has 1612 states and 3120 transitions. Word has length 36 [2022-03-15 20:34:16,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:34:16,825 INFO L470 AbstractCegarLoop]: Abstraction has 1612 states and 3120 transitions. [2022-03-15 20:34:16,825 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 2.375) internal successors, (38), 15 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) [2022-03-15 20:34:16,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 3120 transitions. [2022-03-15 20:34:16,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:34:16,825 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:34:16,825 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:34:16,825 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-03-15 20:34:16,826 INFO L402 AbstractCegarLoop]: === Iteration 80 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:34:16,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:34:16,826 INFO L85 PathProgramCache]: Analyzing trace with hash -299920863, now seen corresponding path program 8 times [2022-03-15 20:34:16,827 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:34:16,827 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065734244] [2022-03-15 20:34:16,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:34:16,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:34:17,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:34:17,284 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:34:17,284 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:34:17,284 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065734244] [2022-03-15 20:34:17,284 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065734244] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:34:17,284 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:34:17,284 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:34:17,284 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1426271548] [2022-03-15 20:34:17,284 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:34:17,287 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:34:17,303 INFO L252 McrAutomatonBuilder]: Finished intersection with 59 states and 80 transitions. [2022-03-15 20:34:17,303 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:34:17,328 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:34:17,335 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:34:17,335 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:34:17,345 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:34:17,346 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:34:17,386 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:34:17,387 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:34:17,388 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:34:17,389 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:34:17,440 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:34:17,440 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:34:17,442 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:34:17,443 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:34:17,924 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 8 new interpolants: [411670#(not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_~p~0#1.base|)), 411666#(and (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0)), 411668#(or (= |ULTIMATE.start_main_#t~mem50#1.base| 0) (not (= (select |#valid| |ULTIMATE.start_main_#t~mem50#1.base|) 0))), 411663#(not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)))), 411667#(or (not (= (select |#valid| |ULTIMATE.start_main_~p~1#1.base|) 0)) (= |ULTIMATE.start_main_~p~1#1.base| 0)), 411665#(and (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 2 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0)), 411669#(or (not (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4))) 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0)), 411664#(and (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 2 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 3 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0))] [2022-03-15 20:34:17,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-03-15 20:34:17,924 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:34:17,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-03-15 20:34:17,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=398, Unknown=0, NotChecked=0, Total=462 [2022-03-15 20:34:17,924 INFO L87 Difference]: Start difference. First operand 1612 states and 3120 transitions. Second operand has 22 states, 21 states have (on average 2.5238095238095237) internal successors, (53), 21 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:34:23,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:34:23,386 INFO L93 Difference]: Finished difference Result 3479 states and 6701 transitions. [2022-03-15 20:34:23,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-15 20:34:23,387 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 2.5238095238095237) internal successors, (53), 21 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:34:23,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:34:23,391 INFO L225 Difference]: With dead ends: 3479 [2022-03-15 20:34:23,391 INFO L226 Difference]: Without dead ends: 3479 [2022-03-15 20:34:23,391 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 522 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=342, Invalid=2010, Unknown=0, NotChecked=0, Total=2352 [2022-03-15 20:34:23,391 INFO L933 BasicCegarLoop]: 86 mSDtfsCounter, 528 mSDsluCounter, 1072 mSDsCounter, 0 mSdLazyCounter, 3495 mSolverCounterSat, 236 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 528 SdHoareTripleChecker+Valid, 851 SdHoareTripleChecker+Invalid, 3731 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 236 IncrementalHoareTripleChecker+Valid, 3495 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-03-15 20:34:23,392 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [528 Valid, 851 Invalid, 3731 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [236 Valid, 3495 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2022-03-15 20:34:23,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3479 states. [2022-03-15 20:34:23,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3479 to 1634. [2022-03-15 20:34:23,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1634 states, 1617 states have (on average 1.9591836734693877) internal successors, (3168), 1633 states have internal predecessors, (3168), 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) [2022-03-15 20:34:23,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 1634 states and 3168 transitions. [2022-03-15 20:34:23,411 INFO L78 Accepts]: Start accepts. Automaton has 1634 states and 3168 transitions. Word has length 36 [2022-03-15 20:34:23,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:34:23,411 INFO L470 AbstractCegarLoop]: Abstraction has 1634 states and 3168 transitions. [2022-03-15 20:34:23,411 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 2.5238095238095237) internal successors, (53), 21 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:34:23,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1634 states and 3168 transitions. [2022-03-15 20:34:23,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:34:23,412 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:34:23,412 INFO L514 BasicCegarLoop]: trace histogram [10, 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] [2022-03-15 20:34:23,412 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-03-15 20:34:23,412 INFO L402 AbstractCegarLoop]: === Iteration 81 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:34:23,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:34:23,413 INFO L85 PathProgramCache]: Analyzing trace with hash 2115230599, now seen corresponding path program 9 times [2022-03-15 20:34:23,414 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:34:23,414 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366849129] [2022-03-15 20:34:23,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:34:23,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:34:23,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:34:23,915 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:34:23,916 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:34:23,916 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366849129] [2022-03-15 20:34:23,916 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [366849129] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:34:23,916 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:34:23,916 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:34:23,916 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1470755210] [2022-03-15 20:34:23,916 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:34:23,920 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:34:23,936 INFO L252 McrAutomatonBuilder]: Finished intersection with 55 states and 72 transitions. [2022-03-15 20:34:23,936 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:34:23,939 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:34:23,940 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:34:23,942 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:34:23,943 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:34:23,985 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:34:23,986 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:34:23,989 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:34:23,989 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:34:24,697 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:34:24,702 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:34:24,706 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:34:24,756 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 8 new interpolants: [418488#(and (< 0 (+ |ULTIMATE.start_main_#t~mem49#1.offset| 1)) (<= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 418489#(and (or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ 3 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0))) (or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (< 0 (+ |ULTIMATE.start_main_#t~mem49#1.offset| 1)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ 3 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0))) (or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (<= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ 3 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0)))), 418491#(and (or (<= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0))) (or (< 0 (+ |ULTIMATE.start_main_#t~mem49#1.offset| 1)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0))) (or (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0)))), 418492#(and (or (<= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0))) (or (< 0 (+ |ULTIMATE.start_main_#t~mem49#1.offset| 1)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0))) (or (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)))), 418490#(and (or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0))) (or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (< 0 (+ |ULTIMATE.start_main_#t~mem49#1.offset| 1)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0))) (or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (<= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0)))), 418493#(and (< 0 (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 1)) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)))) (<= (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)), 418487#(or (not (= (select |#valid| |ULTIMATE.start_main_~p~1#1.base|) 0)) (= |ULTIMATE.start_main_~p~1#1.base| 0)), 418486#(not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))] [2022-03-15 20:34:24,757 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-03-15 20:34:24,757 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:34:24,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-03-15 20:34:24,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=400, Unknown=0, NotChecked=0, Total=462 [2022-03-15 20:34:24,757 INFO L87 Difference]: Start difference. First operand 1634 states and 3168 transitions. Second operand has 22 states, 21 states have (on average 2.2857142857142856) internal successors, (48), 20 states have internal predecessors, (48), 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) Received shutdown request... [2022-03-15 20:34:26,615 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-15 20:34:27,815 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2022-03-15 20:34:27,825 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=62, Invalid=400, Unknown=0, NotChecked=0, Total=462 [2022-03-15 20:34:27,825 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-03-15 20:34:27,825 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-03-15 20:34:27,826 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (24 of 25 remaining) [2022-03-15 20:34:27,826 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-03-15 20:34:27,826 WARN L594 AbstractCegarLoop]: Verification canceled: while executing Executor. [2022-03-15 20:34:27,827 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (23 of 25 remaining) [2022-03-15 20:34:27,827 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (22 of 25 remaining) [2022-03-15 20:34:27,827 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (21 of 25 remaining) [2022-03-15 20:34:27,827 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (20 of 25 remaining) [2022-03-15 20:34:27,827 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (19 of 25 remaining) [2022-03-15 20:34:27,827 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (18 of 25 remaining) [2022-03-15 20:34:27,827 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (17 of 25 remaining) [2022-03-15 20:34:27,827 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (16 of 25 remaining) [2022-03-15 20:34:27,827 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (15 of 25 remaining) [2022-03-15 20:34:27,827 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (14 of 25 remaining) [2022-03-15 20:34:27,827 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (13 of 25 remaining) [2022-03-15 20:34:27,827 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (12 of 25 remaining) [2022-03-15 20:34:27,828 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (11 of 25 remaining) [2022-03-15 20:34:27,828 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (10 of 25 remaining) [2022-03-15 20:34:27,828 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (9 of 25 remaining) [2022-03-15 20:34:27,828 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (8 of 25 remaining) [2022-03-15 20:34:27,828 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (7 of 25 remaining) [2022-03-15 20:34:27,828 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (6 of 25 remaining) [2022-03-15 20:34:27,828 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (5 of 25 remaining) [2022-03-15 20:34:27,828 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (4 of 25 remaining) [2022-03-15 20:34:27,828 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (3 of 25 remaining) [2022-03-15 20:34:27,828 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (2 of 25 remaining) [2022-03-15 20:34:27,828 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (1 of 25 remaining) [2022-03-15 20:34:27,828 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (0 of 25 remaining) [2022-03-15 20:34:27,829 INFO L732 BasicCegarLoop]: Path program histogram: [28, 10, 9, 6, 6, 5, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:34:27,831 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-15 20:34:27,831 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-15 20:34:27,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 08:34:27 BasicIcfg [2022-03-15 20:34:27,833 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-15 20:34:27,833 INFO L158 Benchmark]: Toolchain (without parser) took 855544.90ms. Allocated memory was 201.3MB in the beginning and 855.6MB in the end (delta: 654.3MB). Free memory was 173.3MB in the beginning and 544.0MB in the end (delta: -370.7MB). Peak memory consumption was 283.3MB. Max. memory is 8.0GB. [2022-03-15 20:34:27,833 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 201.3MB. Free memory is still 163.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-15 20:34:27,833 INFO L158 Benchmark]: CACSL2BoogieTranslator took 521.01ms. Allocated memory was 201.3MB in the beginning and 272.6MB in the end (delta: 71.3MB). Free memory was 173.0MB in the beginning and 219.4MB in the end (delta: -46.4MB). Peak memory consumption was 28.7MB. Max. memory is 8.0GB. [2022-03-15 20:34:27,833 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.60ms. Allocated memory is still 272.6MB. Free memory was 219.4MB in the beginning and 215.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-15 20:34:27,833 INFO L158 Benchmark]: Boogie Preprocessor took 34.96ms. Allocated memory is still 272.6MB. Free memory was 215.2MB in the beginning and 211.6MB in the end (delta: 3.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-15 20:34:27,833 INFO L158 Benchmark]: RCFGBuilder took 532.95ms. Allocated memory is still 272.6MB. Free memory was 211.6MB in the beginning and 184.4MB in the end (delta: 27.2MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2022-03-15 20:34:27,833 INFO L158 Benchmark]: TraceAbstraction took 854405.53ms. Allocated memory was 272.6MB in the beginning and 855.6MB in the end (delta: 583.0MB). Free memory was 183.7MB in the beginning and 544.0MB in the end (delta: -360.3MB). Peak memory consumption was 222.1MB. Max. memory is 8.0GB. [2022-03-15 20:34:27,833 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### [2022-03-15 20:34:27,835 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 201.3MB. Free memory is still 163.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 521.01ms. Allocated memory was 201.3MB in the beginning and 272.6MB in the end (delta: 71.3MB). Free memory was 173.0MB in the beginning and 219.4MB in the end (delta: -46.4MB). Peak memory consumption was 28.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 46.60ms. Allocated memory is still 272.6MB. Free memory was 219.4MB in the beginning and 215.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 34.96ms. Allocated memory is still 272.6MB. Free memory was 215.2MB in the beginning and 211.6MB in the end (delta: 3.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 532.95ms. Allocated memory is still 272.6MB. Free memory was 211.6MB in the beginning and 184.4MB in the end (delta: 27.2MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * TraceAbstraction took 854405.53ms. Allocated memory was 272.6MB in the beginning and 855.6MB in the end (delta: 583.0MB). Free memory was 183.7MB in the beginning and 544.0MB in the end (delta: -360.3MB). Peak memory consumption was 222.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 441.3s, 278 PlacesBefore, 84 PlacesAfterwards, 278 TransitionsBefore, 81 TransitionsAfterwards, 6512 CoEnabledTransitionPairs, 9 FixpointIterations, 188 TrivialSequentialCompositions, 58 ConcurrentSequentialCompositions, 8 TrivialYvCompositions, 3 ConcurrentYvCompositions, 3 ChoiceCompositions, 260 TotalNumberOfCompositions, 44776 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 5944, positive: 4705, positive conditional: 0, positive unconditional: 4705, negative: 1239, negative conditional: 0, negative unconditional: 1239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 2772, positive: 2649, positive conditional: 0, positive unconditional: 2649, negative: 123, negative conditional: 0, negative unconditional: 123, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5944, positive: 2056, positive conditional: 0, positive unconditional: 2056, negative: 1116, negative conditional: 0, negative unconditional: 1116, unknown: 2772, unknown conditional: 0, unknown unconditional: 2772] , Statistics on independence cache: Total cache size (in pairs): 332, Positive cache size: 235, Positive conditional cache size: 0, Positive unconditional cache size: 235, Negative cache size: 97, Negative conditional cache size: 0, Negative unconditional cache size: 97 - 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 - TimeoutResultAtElement [Line: 1267]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1238]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1262]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1238]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1263]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1243]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1244]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1245]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1266]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1266]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1264]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1238]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1251]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1243]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1244]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1245]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 364 locations, 25 error locations. Started 1 CEGAR loops. OverallTime: 854.2s, OverallIterations: 81, TraceHistogramMax: 10, PathProgramHistogramMax: 28, EmptinessCheckTime: 0.1s, AutomataDifference: 309.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 441.4s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 18216 SdHoareTripleChecker+Valid, 283.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 18216 mSDsluCounter, 21355 SdHoareTripleChecker+Invalid, 268.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 3077 IncrementalHoareTripleChecker+Unchecked, 24618 mSDsCounter, 7393 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 132266 IncrementalHoareTripleChecker+Invalid, 142738 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7393 mSolverCounterUnsat, 4152 mSDtfsCounter, 132266 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3091 GetRequests, 897 SyntacticMatches, 66 SemanticMatches, 2128 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13677 ImplicationChecksByTransitivity, 36.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1735occurred in iteration=65, InterpolantAutomatonStates: 1642, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.6s AutomataMinimizationTime, 80 MinimizatonAttempts, 52716 StatesRemovedByMinimization, 66 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.2s SsaConstructionTime, 20.2s SatisfiabilityAnalysisTime, 31.7s InterpolantComputationTime, 2845 NumberOfCodeBlocks, 2781 NumberOfCodeBlocksAsserted, 112 NumberOfCheckSat, 2899 ConstructedInterpolants, 60 QuantifiedInterpolants, 49821 SizeOfPredicates, 129 NumberOfNonLiveVariables, 26137 ConjunctsInSsa, 821 ConjunctsInUnsatCore, 110 InterpolantComputations, 72 PerfectInterpolantSequences, 3654/4337 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 RESULT: Ultimate could not prove your program: Timeout !SESSION 2022-03-15 20:20:09.232 ----------------------------------------------- eclipse.buildId=unknown java.version=11.0.12 java.vendor=Debian BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US Framework arguments: -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/goblint-regression/09-regions_18-nested_rc.i Command-line arguments: -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/goblint-regression/09-regions_18-nested_rc.i !ENTRY org.eclipse.osgi 4 0 2022-03-15 20:34:27.844 !MESSAGE Application error !STACK 1 org.eclipse.core.internal.resources.ResourceException(/)[568]: java.io.FileNotFoundException: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52ceee700/.metadata/.plugins/org.eclipse.core.resources/.root/1.tree (No such file or directory) at java.base/java.io.FileOutputStream.open0(Native Method) at java.base/java.io.FileOutputStream.open(FileOutputStream.java:298) at java.base/java.io.FileOutputStream.(FileOutputStream.java:237) at java.base/java.io.FileOutputStream.(FileOutputStream.java:187) at org.eclipse.core.internal.localstore.SafeFileOutputStream.(SafeFileOutputStream.java:55) at org.eclipse.core.internal.resources.SaveManager.saveTree(SaveManager.java:1381) at org.eclipse.core.internal.resources.SaveManager.save(SaveManager.java:1168) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2333) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2322) at de.uni_freiburg.informatik.ultimate.core.coreplugin.UltimateCore.start(UltimateCore.java:191) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:657) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:594) at org.eclipse.equinox.launcher.Main.run(Main.java:1465) at org.eclipse.equinox.launcher.Main.main(Main.java:1438) Completed graceful shutdown