/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/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithoutDepranks-Lazy.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/06-symbeq_02-funloop_norace.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-02 08:47:14,099 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-02 08:47:14,153 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-02 08:47:14,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-02 08:47:14,195 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-02 08:47:14,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-02 08:47:14,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-02 08:47:14,203 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-02 08:47:14,205 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-02 08:47:14,210 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-02 08:47:14,211 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-02 08:47:14,212 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-02 08:47:14,212 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-02 08:47:14,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-02 08:47:14,216 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-02 08:47:14,219 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-02 08:47:14,220 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-02 08:47:14,220 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-02 08:47:14,222 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-02 08:47:14,228 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-02 08:47:14,229 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-02 08:47:14,230 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-02 08:47:14,232 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-02 08:47:14,233 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-02 08:47:14,238 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-02 08:47:14,238 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-02 08:47:14,238 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-02 08:47:14,240 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-02 08:47:14,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-02 08:47:14,241 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-03-02 08:47:14,241 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-02 08:47:14,242 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-02 08:47:14,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-02 08:47:14,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-02 08:47:14,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-02 08:47:14,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-02 08:47:14,250 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-02 08:47:14,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-02 08:47:14,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-02 08:47:14,251 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-02 08:47:14,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-02 08:47:14,253 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithoutDepranks-Lazy.epf [2022-03-02 08:47:14,283 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-02 08:47:14,283 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-02 08:47:14,284 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-02 08:47:14,284 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-02 08:47:14,285 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-02 08:47:14,285 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-02 08:47:14,286 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-02 08:47:14,286 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-02 08:47:14,286 INFO L138 SettingsManager]: * Use SBE=true [2022-03-02 08:47:14,286 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-02 08:47:14,287 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-02 08:47:14,287 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-02 08:47:14,287 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-02 08:47:14,287 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-02 08:47:14,287 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-02 08:47:14,288 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-02 08:47:14,288 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-02 08:47:14,288 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-02 08:47:14,288 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-02 08:47:14,288 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-02 08:47:14,288 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-02 08:47:14,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-02 08:47:14,288 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-02 08:47:14,289 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-02 08:47:14,290 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-02 08:47:14,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-02 08:47:14,290 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-02 08:47:14,290 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-02 08:47:14,291 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-02 08:47:14,291 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-02 08:47:14,291 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-02 08:47:14,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-02 08:47:14,291 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-02 08:47:14,291 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-02 08:47:14,291 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-02 08:47:14,292 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITHOUT_DEPRANKS [2022-03-02 08:47:14,292 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-02 08:47:14,519 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-02 08:47:14,537 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-02 08:47:14,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-02 08:47:14,540 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-02 08:47:14,541 INFO L275 PluginConnector]: CDTParser initialized [2022-03-02 08:47:14,541 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/06-symbeq_02-funloop_norace.i [2022-03-02 08:47:14,608 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46835bdb4/6e04e4684de04b41b5cbde8229bd7015/FLAG8eea8dc66 [2022-03-02 08:47:15,024 INFO L306 CDTParser]: Found 1 translation units. [2022-03-02 08:47:15,025 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/06-symbeq_02-funloop_norace.i [2022-03-02 08:47:15,049 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46835bdb4/6e04e4684de04b41b5cbde8229bd7015/FLAG8eea8dc66 [2022-03-02 08:47:15,065 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46835bdb4/6e04e4684de04b41b5cbde8229bd7015 [2022-03-02 08:47:15,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-02 08:47:15,068 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-02 08:47:15,070 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-02 08:47:15,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-02 08:47:15,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-02 08:47:15,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.03 08:47:15" (1/1) ... [2022-03-02 08:47:15,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@783ca3ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.03 08:47:15, skipping insertion in model container [2022-03-02 08:47:15,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.03 08:47:15" (1/1) ... [2022-03-02 08:47:15,081 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-02 08:47:15,133 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-02 08:47:15,480 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-02 08:47:15,492 INFO L203 MainTranslator]: Completed pre-run [2022-03-02 08:47:15,526 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-02 08:47:15,568 INFO L208 MainTranslator]: Completed translation [2022-03-02 08:47:15,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.03 08:47:15 WrapperNode [2022-03-02 08:47:15,569 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-02 08:47:15,570 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-02 08:47:15,570 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-02 08:47:15,570 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-02 08:47:15,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.03 08:47:15" (1/1) ... [2022-03-02 08:47:15,591 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.03 08:47:15" (1/1) ... [2022-03-02 08:47:15,615 INFO L137 Inliner]: procedures = 262, calls = 13, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 95 [2022-03-02 08:47:15,616 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-02 08:47:15,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-02 08:47:15,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-02 08:47:15,617 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-02 08:47:15,625 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.03 08:47:15" (1/1) ... [2022-03-02 08:47:15,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.03 08:47:15" (1/1) ... [2022-03-02 08:47:15,629 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.03 08:47:15" (1/1) ... [2022-03-02 08:47:15,629 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.03 08:47:15" (1/1) ... [2022-03-02 08:47:15,638 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.03 08:47:15" (1/1) ... [2022-03-02 08:47:15,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.03 08:47:15" (1/1) ... [2022-03-02 08:47:15,642 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.03 08:47:15" (1/1) ... [2022-03-02 08:47:15,644 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-02 08:47:15,645 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-02 08:47:15,645 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-02 08:47:15,645 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-02 08:47:15,652 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.03 08:47:15" (1/1) ... [2022-03-02 08:47:15,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-02 08:47:15,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 08:47:15,689 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) [2022-03-02 08:47:15,715 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 [2022-03-02 08:47:15,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-02 08:47:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-02 08:47:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-02 08:47:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-02 08:47:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-02 08:47:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-02 08:47:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-03-02 08:47:15,745 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-03-02 08:47:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-02 08:47:15,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-02 08:47:15,747 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-02 08:47:15,875 INFO L234 CfgBuilder]: Building ICFG [2022-03-02 08:47:15,876 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-02 08:47:16,104 INFO L275 CfgBuilder]: Performing block encoding [2022-03-02 08:47:16,111 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-02 08:47:16,112 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-03-02 08:47:16,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.03 08:47:16 BoogieIcfgContainer [2022-03-02 08:47:16,114 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-02 08:47:16,116 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-02 08:47:16,116 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-02 08:47:16,122 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-02 08:47:16,123 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.03 08:47:15" (1/3) ... [2022-03-02 08:47:16,124 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c828ad6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.03 08:47:16, skipping insertion in model container [2022-03-02 08:47:16,124 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.03 08:47:15" (2/3) ... [2022-03-02 08:47:16,124 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c828ad6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.03 08:47:16, skipping insertion in model container [2022-03-02 08:47:16,125 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.03 08:47:16" (3/3) ... [2022-03-02 08:47:16,126 INFO L111 eAbstractionObserver]: Analyzing ICFG 06-symbeq_02-funloop_norace.i [2022-03-02 08:47:16,132 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-02 08:47:16,132 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-02 08:47:16,132 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-03-02 08:47:16,132 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-02 08:47:16,176 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,176 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,176 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,176 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,177 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,177 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,177 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,177 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,177 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,178 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,178 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,178 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,178 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,178 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,179 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,179 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,179 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,179 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,179 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,181 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,181 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,181 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,181 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,181 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,181 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,182 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,182 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,182 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,182 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,182 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,182 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,182 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,182 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,183 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,183 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,183 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,183 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,183 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,183 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,183 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,183 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,184 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,184 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,184 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,184 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,184 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,185 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,185 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,185 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,185 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,185 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,185 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,188 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,188 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,188 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,188 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,188 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,189 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,189 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,189 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,189 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,190 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,190 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,191 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,191 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,191 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,191 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,192 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,192 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,192 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,192 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,193 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,193 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,193 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,193 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,193 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,194 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,194 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,194 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,194 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,194 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,195 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,195 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,195 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,195 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,199 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,199 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,199 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,200 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,200 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,200 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,200 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,200 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,201 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,201 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,201 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,201 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,201 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,201 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,202 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,202 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,202 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,202 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,202 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,203 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,203 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,203 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,203 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,203 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,204 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,204 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,204 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,205 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,205 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,205 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,205 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,205 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,206 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,206 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,206 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,206 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,206 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,206 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,207 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,207 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,207 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,207 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,208 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,208 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,208 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,208 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,208 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,208 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,209 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,209 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,212 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,213 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,213 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,213 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,213 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,213 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,214 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,214 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,214 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,214 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,214 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,214 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,215 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,220 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:47:16,222 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-03-02 08:47:16,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-02 08:47:16,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 08:47:16,272 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-03-02 08:47:16,273 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-03-02 08:47:16,300 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-02 08:47:16,306 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-02 08:47:16,306 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-03-02 08:47:16,365 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 60 transitions and produced 61 states. [2022-03-02 08:47:16,367 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-02 08:47:16,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 08:47:16,372 INFO L85 PathProgramCache]: Analyzing trace with hash 295970252, now seen corresponding path program 1 times [2022-03-02 08:47:16,380 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 08:47:16,380 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917930914] [2022-03-02 08:47:16,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 08:47:16,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 08:47:16,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 08:47:16,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 08:47:16,528 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 08:47:16,528 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [917930914] [2022-03-02 08:47:16,529 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [917930914] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-02 08:47:16,529 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-02 08:47:16,529 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-02 08:47:16,531 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645181739] [2022-03-02 08:47:16,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-02 08:47:16,535 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-03-02 08:47:16,535 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 08:47:16,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-03-02 08:47:16,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-02 08:47:16,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:16,555 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 08:47:16,556 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 08:47:16,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:16,622 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 60 transitions and produced 61 states. [2022-03-02 08:47:16,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:16,637 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-02 08:47:16,637 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-02 08:47:16,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 08:47:16,654 INFO L85 PathProgramCache]: Analyzing trace with hash -642942194, now seen corresponding path program 1 times [2022-03-02 08:47:16,655 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 08:47:16,655 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367971273] [2022-03-02 08:47:16,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 08:47:16,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 08:47:16,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 08:47:16,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 08:47:16,733 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 08:47:16,735 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367971273] [2022-03-02 08:47:16,735 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367971273] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-02 08:47:16,735 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-02 08:47:16,736 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-02 08:47:16,736 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757904825] [2022-03-02 08:47:16,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-02 08:47:16,738 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-02 08:47:16,738 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 08:47:16,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-02 08:47:16,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-02 08:47:16,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:16,739 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 08:47:16,739 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 08:47:16,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:16,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:16,800 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 67 transitions and produced 68 states. [2022-03-02 08:47:16,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:16,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:16,804 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-02 08:47:16,805 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-02 08:47:16,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 08:47:16,806 INFO L85 PathProgramCache]: Analyzing trace with hash -161954185, now seen corresponding path program 1 times [2022-03-02 08:47:16,806 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 08:47:16,806 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903019447] [2022-03-02 08:47:16,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 08:47:16,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 08:47:16,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 08:47:16,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 08:47:16,887 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 08:47:16,887 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903019447] [2022-03-02 08:47:16,887 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903019447] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 08:47:16,887 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1281946021] [2022-03-02 08:47:16,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 08:47:16,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 08:47:16,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 08:47:16,890 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) [2022-03-02 08:47:16,892 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-02 08:47:17,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 08:47:17,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2022-03-02 08:47:17,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 08:47:17,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-02 08:47:17,211 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-02 08:47:17,211 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1281946021] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-02 08:47:17,211 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-02 08:47:17,212 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-03-02 08:47:17,212 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612536638] [2022-03-02 08:47:17,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-02 08:47:17,213 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-02 08:47:17,213 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 08:47:17,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-02 08:47:17,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-03-02 08:47:17,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:17,214 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 08:47:17,214 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 08:47:17,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:17,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:17,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:17,260 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 63 transitions and produced 64 states. [2022-03-02 08:47:17,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:17,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:17,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:17,290 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-02 08:47:17,483 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,SelfDestructingSolverStorable2 [2022-03-02 08:47:17,484 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-02 08:47:17,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 08:47:17,485 INFO L85 PathProgramCache]: Analyzing trace with hash -229418693, now seen corresponding path program 1 times [2022-03-02 08:47:17,485 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 08:47:17,485 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756988556] [2022-03-02 08:47:17,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 08:47:17,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 08:47:17,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 08:47:17,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 08:47:17,583 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 08:47:17,583 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756988556] [2022-03-02 08:47:17,583 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [756988556] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 08:47:17,583 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [342288770] [2022-03-02 08:47:17,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 08:47:17,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 08:47:17,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 08:47:17,585 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) [2022-03-02 08:47:17,586 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-02 08:47:17,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 08:47:17,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjunts are in the unsatisfiable core [2022-03-02 08:47:17,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 08:47:17,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 08:47:17,746 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 08:47:17,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 08:47:17,836 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [342288770] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 08:47:17,836 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 08:47:17,836 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-03-02 08:47:17,836 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482549514] [2022-03-02 08:47:17,836 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 08:47:17,837 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-02 08:47:17,837 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 08:47:17,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-02 08:47:17,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-03-02 08:47:17,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:17,838 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 08:47:17,838 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.2) internal successors, (52), 10 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 08:47:17,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:17,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:17,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:17,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:18,138 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 77 transitions and produced 76 states. [2022-03-02 08:47:18,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:18,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:18,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:18,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-02 08:47:18,166 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-02 08:47:18,356 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 08:47:18,357 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-02 08:47:18,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 08:47:18,358 INFO L85 PathProgramCache]: Analyzing trace with hash 1921653659, now seen corresponding path program 2 times [2022-03-02 08:47:18,358 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 08:47:18,358 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017990850] [2022-03-02 08:47:18,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 08:47:18,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 08:47:18,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 08:47:18,503 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 08:47:18,504 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 08:47:18,504 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017990850] [2022-03-02 08:47:18,504 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017990850] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 08:47:18,504 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [42550030] [2022-03-02 08:47:18,505 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-02 08:47:18,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 08:47:18,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 08:47:18,800 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) [2022-03-02 08:47:18,802 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-02 08:47:18,875 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-02 08:47:18,875 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 08:47:18,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 17 conjunts are in the unsatisfiable core [2022-03-02 08:47:18,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 08:47:18,985 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 11 treesize of output 7 [2022-03-02 08:47:19,017 INFO L353 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2022-03-02 08:47:19,018 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 21 treesize of output 20 [2022-03-02 08:47:19,079 INFO L353 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2022-03-02 08:47:19,080 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 30 treesize of output 32 [2022-03-02 08:47:19,141 INFO L353 Elim1Store]: treesize reduction 104, result has 20.0 percent of original size [2022-03-02 08:47:19,147 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 39 treesize of output 44 [2022-03-02 08:47:19,172 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-03-02 08:47:19,173 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-02 08:47:19,175 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [42550030] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-02 08:47:19,175 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-02 08:47:19,175 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 13 [2022-03-02 08:47:19,175 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355794665] [2022-03-02 08:47:19,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-02 08:47:19,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-02 08:47:19,176 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 08:47:19,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-02 08:47:19,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2022-03-02 08:47:19,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:19,179 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 08:47:19,179 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.0) internal successors, (40), 6 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) [2022-03-02 08:47:19,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:19,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:19,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:19,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-02 08:47:19,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:19,433 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 94 transitions and produced 93 states. [2022-03-02 08:47:19,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:19,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:19,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:19,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-02 08:47:19,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:47:19,464 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-03-02 08:47:19,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 08:47:19,652 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-02 08:47:19,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 08:47:19,653 INFO L85 PathProgramCache]: Analyzing trace with hash 1677029424, now seen corresponding path program 1 times [2022-03-02 08:47:19,653 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 08:47:19,653 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22968846] [2022-03-02 08:47:19,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 08:47:19,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 08:47:19,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 08:47:19,796 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 08:47:19,796 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 08:47:19,796 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22968846] [2022-03-02 08:47:19,796 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22968846] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 08:47:19,797 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1107353794] [2022-03-02 08:47:19,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 08:47:19,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 08:47:19,797 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 08:47:19,798 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) [2022-03-02 08:47:19,808 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-02 08:47:19,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 08:47:19,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 8 conjunts are in the unsatisfiable core [2022-03-02 08:47:19,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 08:47:20,007 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 08:47:20,007 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 08:47:20,159 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 08:47:20,160 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1107353794] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 08:47:20,160 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 08:47:20,160 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-03-02 08:47:20,160 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975851393] [2022-03-02 08:47:20,160 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 08:47:20,161 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-02 08:47:20,161 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 08:47:20,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-02 08:47:20,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2022-03-02 08:47:20,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:20,162 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 08:47:20,162 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 4.444444444444445) internal successors, (80), 18 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 08:47:20,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:20,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:20,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:20,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-02 08:47:20,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:47:20,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:20,536 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 122 transitions and produced 114 states. [2022-03-02 08:47:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-02 08:47:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:47:20,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-02 08:47:20,566 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-03-02 08:47:20,751 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 08:47:20,752 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-02 08:47:20,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 08:47:20,752 INFO L85 PathProgramCache]: Analyzing trace with hash 2096745712, now seen corresponding path program 2 times [2022-03-02 08:47:20,752 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 08:47:20,753 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603804324] [2022-03-02 08:47:20,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 08:47:20,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 08:47:20,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 08:47:20,981 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 08:47:20,981 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 08:47:20,981 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603804324] [2022-03-02 08:47:20,982 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [603804324] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 08:47:20,982 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1623352042] [2022-03-02 08:47:20,982 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-02 08:47:20,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 08:47:20,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 08:47:20,984 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) [2022-03-02 08:47:20,986 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-03-02 08:47:21,071 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-02 08:47:21,071 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 08:47:21,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 25 conjunts are in the unsatisfiable core [2022-03-02 08:47:21,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 08:47:21,268 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 11 treesize of output 7 [2022-03-02 08:47:21,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 08:47:21,298 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-03-02 08:47:21,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 08:47:21,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 08:47:21,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 08:47:21,340 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-02 08:47:21,340 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2022-03-02 08:47:21,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 08:47:21,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 08:47:21,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 08:47:21,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 08:47:21,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 08:47:21,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 08:47:21,384 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-02 08:47:21,385 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2022-03-02 08:47:21,413 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-03-02 08:47:21,413 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-02 08:47:21,414 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1623352042] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-02 08:47:21,414 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-02 08:47:21,414 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [17] total 25 [2022-03-02 08:47:21,415 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142518673] [2022-03-02 08:47:21,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-02 08:47:21,415 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-02 08:47:21,415 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 08:47:21,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-02 08:47:21,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=493, Unknown=0, NotChecked=0, Total=600 [2022-03-02 08:47:21,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:21,417 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 08:47:21,417 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 5.333333333333333) internal successors, (48), 10 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) [2022-03-02 08:47:21,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:21,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:21,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:21,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-02 08:47:21,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:47:21,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-02 08:47:21,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:22,231 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 171 transitions and produced 163 states. [2022-03-02 08:47:22,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:22,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:22,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:22,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-02 08:47:22,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:47:22,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-02 08:47:22,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-02 08:47:22,257 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-03-02 08:47:22,447 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 08:47:22,447 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-02 08:47:22,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 08:47:22,448 INFO L85 PathProgramCache]: Analyzing trace with hash -2038672932, now seen corresponding path program 1 times [2022-03-02 08:47:22,448 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 08:47:22,448 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784699089] [2022-03-02 08:47:22,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 08:47:22,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 08:47:22,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 08:47:22,539 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-03-02 08:47:22,540 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 08:47:22,540 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784699089] [2022-03-02 08:47:22,540 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1784699089] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 08:47:22,540 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [815754604] [2022-03-02 08:47:22,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 08:47:22,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 08:47:22,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 08:47:22,542 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) [2022-03-02 08:47:22,544 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-03-02 08:47:22,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 08:47:22,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 16 conjunts are in the unsatisfiable core [2022-03-02 08:47:22,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 08:47:22,959 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-02 08:47:22,959 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 08:47:23,225 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-02 08:47:23,225 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [815754604] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 08:47:23,225 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 08:47:23,226 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 17, 17] total 24 [2022-03-02 08:47:23,226 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584954627] [2022-03-02 08:47:23,226 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 08:47:23,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-02 08:47:23,226 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 08:47:23,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-02 08:47:23,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=425, Unknown=0, NotChecked=0, Total=552 [2022-03-02 08:47:23,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:23,227 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 08:47:23,228 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 6.958333333333333) internal successors, (167), 24 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 08:47:23,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:23,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:23,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:23,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-02 08:47:23,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:47:23,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-02 08:47:23,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-02 08:47:23,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:24,171 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 205 transitions and produced 192 states. [2022-03-02 08:47:24,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:24,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:24,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:24,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-02 08:47:24,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:47:24,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-02 08:47:24,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-02 08:47:24,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-02 08:47:24,201 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-03-02 08:47:24,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 08:47:24,399 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-02 08:47:24,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 08:47:24,399 INFO L85 PathProgramCache]: Analyzing trace with hash -1297950082, now seen corresponding path program 1 times [2022-03-02 08:47:24,399 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 08:47:24,399 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279342910] [2022-03-02 08:47:24,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 08:47:24,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 08:47:24,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 08:47:24,565 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2022-03-02 08:47:24,565 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 08:47:24,566 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279342910] [2022-03-02 08:47:24,566 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279342910] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-02 08:47:24,566 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-02 08:47:24,566 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-02 08:47:24,566 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142988764] [2022-03-02 08:47:24,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-02 08:47:24,567 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-02 08:47:24,567 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 08:47:24,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-02 08:47:24,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-02 08:47:24,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:24,569 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 08:47:24,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.2) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 08:47:24,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:24,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:24,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:24,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-02 08:47:24,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:47:24,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-02 08:47:24,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-03-02 08:47:24,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-03-02 08:47:24,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:25,513 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 254 transitions and produced 241 states. [2022-03-02 08:47:25,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:25,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:25,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:25,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-02 08:47:25,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:47:25,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-02 08:47:25,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-02 08:47:25,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-02 08:47:25,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:47:25,519 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-02 08:47:25,519 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-02 08:47:25,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 08:47:25,520 INFO L85 PathProgramCache]: Analyzing trace with hash -642444658, now seen corresponding path program 2 times [2022-03-02 08:47:25,520 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 08:47:25,520 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758393868] [2022-03-02 08:47:25,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 08:47:25,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 08:47:25,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 08:47:25,619 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-02 08:47:25,619 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 08:47:25,619 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758393868] [2022-03-02 08:47:25,619 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758393868] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 08:47:25,620 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1947085465] [2022-03-02 08:47:25,620 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-02 08:47:25,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 08:47:25,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 08:47:25,624 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) [2022-03-02 08:47:25,651 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-03-02 08:47:25,732 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-02 08:47:25,732 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 08:47:25,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 17 conjunts are in the unsatisfiable core [2022-03-02 08:47:25,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 08:47:25,950 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 11 treesize of output 7 [2022-03-02 08:47:25,969 INFO L353 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2022-03-02 08:47:25,969 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 21 treesize of output 20 [2022-03-02 08:47:25,999 INFO L353 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2022-03-02 08:47:26,000 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 30 treesize of output 32 [2022-03-02 08:47:26,050 INFO L353 Elim1Store]: treesize reduction 104, result has 20.0 percent of original size [2022-03-02 08:47:26,051 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 39 treesize of output 44 [2022-03-02 08:47:26,072 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2022-03-02 08:47:26,072 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-02 08:47:26,072 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1947085465] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-02 08:47:26,073 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-02 08:47:26,073 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 11 [2022-03-02 08:47:26,073 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718393375] [2022-03-02 08:47:26,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-02 08:47:26,073 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-02 08:47:26,074 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 08:47:26,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-02 08:47:26,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2022-03-02 08:47:26,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:26,075 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 08:47:26,075 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 15.8) internal successors, (79), 6 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 08:47:26,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:26,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:26,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:26,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-02 08:47:26,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:47:26,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-02 08:47:26,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-03-02 08:47:26,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-03-02 08:47:26,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:47:26,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:27,009 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 263 transitions and produced 250 states. [2022-03-02 08:47:27,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:27,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:27,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:27,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-02 08:47:27,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:47:27,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-02 08:47:27,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-02 08:47:27,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-02 08:47:27,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:47:27,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:47:27,038 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-03-02 08:47:27,235 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,SelfDestructingSolverStorable9 [2022-03-02 08:47:27,236 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-02 08:47:27,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 08:47:27,236 INFO L85 PathProgramCache]: Analyzing trace with hash 1900711571, now seen corresponding path program 1 times [2022-03-02 08:47:27,236 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 08:47:27,236 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453777747] [2022-03-02 08:47:27,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 08:47:27,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 08:47:27,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 08:47:27,337 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-02 08:47:27,338 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 08:47:27,338 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453777747] [2022-03-02 08:47:27,338 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [453777747] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 08:47:27,338 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1779456746] [2022-03-02 08:47:27,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 08:47:27,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 08:47:27,339 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 08:47:27,340 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) [2022-03-02 08:47:27,341 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-03-02 08:47:27,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 08:47:27,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 6 conjunts are in the unsatisfiable core [2022-03-02 08:47:27,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 08:47:27,730 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-02 08:47:27,731 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 08:47:27,975 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-02 08:47:27,975 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1779456746] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 08:47:27,975 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 08:47:27,975 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 14 [2022-03-02 08:47:27,976 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626153120] [2022-03-02 08:47:27,976 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 08:47:27,976 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-02 08:47:27,976 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 08:47:27,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-02 08:47:27,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2022-03-02 08:47:27,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:27,977 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 08:47:27,978 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 14.642857142857142) internal successors, (205), 14 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 08:47:27,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:27,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:27,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:27,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-02 08:47:27,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:47:27,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-02 08:47:27,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-03-02 08:47:27,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-03-02 08:47:27,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:47:27,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:47:27,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:29,812 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 449 transitions and produced 426 states. [2022-03-02 08:47:29,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:29,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:29,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:29,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-02 08:47:29,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:47:29,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-02 08:47:29,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-02 08:47:29,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-02 08:47:29,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:47:29,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:47:29,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-02 08:47:29,833 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2022-03-02 08:47:30,015 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 08:47:30,015 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-02 08:47:30,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 08:47:30,016 INFO L85 PathProgramCache]: Analyzing trace with hash -130075158, now seen corresponding path program 2 times [2022-03-02 08:47:30,016 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 08:47:30,016 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628638580] [2022-03-02 08:47:30,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 08:47:30,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 08:47:30,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 08:47:30,274 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 295 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-02 08:47:30,275 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 08:47:30,275 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628638580] [2022-03-02 08:47:30,275 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628638580] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 08:47:30,275 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [578065112] [2022-03-02 08:47:30,275 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-02 08:47:30,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 08:47:30,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 08:47:30,277 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) [2022-03-02 08:47:30,279 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-03-02 08:47:30,421 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-02 08:47:30,422 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 08:47:30,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 17 conjunts are in the unsatisfiable core [2022-03-02 08:47:30,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 08:47:30,754 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 11 treesize of output 7 [2022-03-02 08:47:30,777 INFO L353 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2022-03-02 08:47:30,777 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 21 treesize of output 20 [2022-03-02 08:47:30,812 INFO L353 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2022-03-02 08:47:30,812 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 30 treesize of output 32 [2022-03-02 08:47:30,860 INFO L353 Elim1Store]: treesize reduction 104, result has 20.0 percent of original size [2022-03-02 08:47:30,861 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 39 treesize of output 44 [2022-03-02 08:47:30,884 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2022-03-02 08:47:30,885 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-02 08:47:30,885 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [578065112] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-02 08:47:30,885 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-02 08:47:30,885 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [13] total 17 [2022-03-02 08:47:30,885 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420598250] [2022-03-02 08:47:30,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-02 08:47:30,886 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-02 08:47:30,886 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 08:47:30,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-02 08:47:30,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2022-03-02 08:47:30,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:30,887 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 08:47:30,887 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 17.4) internal successors, (87), 6 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 08:47:30,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:47:30,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:30,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:47:30,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-02 08:47:30,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:47:30,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-02 08:47:30,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-03-02 08:47:30,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-03-02 08:47:30,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:47:30,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:47:30,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-02 08:47:30,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2022-03-02 08:59:27,727 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-02 08:59:27,743 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2022-03-02 08:59:27,745 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-02 08:59:27,745 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 [2022-03-02 08:59:27,935 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,SelfDestructingSolverStorable11 [2022-03-02 08:59:27,936 WARN L594 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2022-03-02 08:59:27,939 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (6 of 7 remaining) [2022-03-02 08:59:27,939 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (5 of 7 remaining) [2022-03-02 08:59:27,939 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 7 remaining) [2022-03-02 08:59:27,939 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (3 of 7 remaining) [2022-03-02 08:59:27,939 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (2 of 7 remaining) [2022-03-02 08:59:27,939 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (1 of 7 remaining) [2022-03-02 08:59:27,940 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (0 of 7 remaining) [2022-03-02 08:59:27,944 INFO L732 BasicCegarLoop]: Path program histogram: [2, 2, 2, 2, 1, 1, 1, 1] [2022-03-02 08:59:27,977 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-02 08:59:27,977 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-02 08:59:27,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.03 08:59:27 BasicIcfg [2022-03-02 08:59:27,980 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-02 08:59:27,980 INFO L158 Benchmark]: Toolchain (without parser) took 732911.95ms. Allocated memory was 199.2MB in the beginning and 4.5GB in the end (delta: 4.3GB). Free memory was 149.7MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 4.9GB. Max. memory is 8.0GB. [2022-03-02 08:59:27,980 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 199.2MB. Free memory was 168.2MB in the beginning and 168.1MB in the end (delta: 71.5kB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-02 08:59:27,980 INFO L158 Benchmark]: CACSL2BoogieTranslator took 499.23ms. Allocated memory is still 199.2MB. Free memory was 149.5MB in the beginning and 161.3MB in the end (delta: -11.8MB). Peak memory consumption was 15.1MB. Max. memory is 8.0GB. [2022-03-02 08:59:27,981 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.07ms. Allocated memory is still 199.2MB. Free memory was 161.3MB in the beginning and 158.4MB in the end (delta: 2.9MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-02 08:59:27,981 INFO L158 Benchmark]: Boogie Preprocessor took 27.36ms. Allocated memory is still 199.2MB. Free memory was 158.4MB in the beginning and 156.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-02 08:59:27,981 INFO L158 Benchmark]: RCFGBuilder took 468.91ms. Allocated memory is still 199.2MB. Free memory was 156.7MB in the beginning and 141.4MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2022-03-02 08:59:27,981 INFO L158 Benchmark]: TraceAbstraction took 731864.09ms. Allocated memory was 199.2MB in the beginning and 4.5GB in the end (delta: 4.3GB). Free memory was 141.0MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 4.9GB. Max. memory is 8.0GB. [2022-03-02 08:59:27,982 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 199.2MB. Free memory was 168.2MB in the beginning and 168.1MB in the end (delta: 71.5kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 499.23ms. Allocated memory is still 199.2MB. Free memory was 149.5MB in the beginning and 161.3MB in the end (delta: -11.8MB). Peak memory consumption was 15.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 46.07ms. Allocated memory is still 199.2MB. Free memory was 161.3MB in the beginning and 158.4MB in the end (delta: 2.9MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 27.36ms. Allocated memory is still 199.2MB. Free memory was 158.4MB in the beginning and 156.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 468.91ms. Allocated memory is still 199.2MB. Free memory was 156.7MB in the beginning and 141.4MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 731864.09ms. Allocated memory was 199.2MB in the beginning and 4.5GB in the end (delta: 4.3GB). Free memory was 141.0MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 4.9GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - 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: 923]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 923]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 937]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 923]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 923]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 139 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 731.7s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 723.5s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 123, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 2106 NumberOfCodeBlocks, 1753 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 2449 ConstructedInterpolants, 0 QuantifiedInterpolants, 4237 SizeOfPredicates, 29 NumberOfNonLiveVariables, 1595 ConjunctsInSsa, 112 ConjunctsInUnsatCore, 25 InterpolantComputations, 8 PerfectInterpolantSequences, 2472/3304 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 Completed graceful shutdown [2022-03-02 08:59:28,026 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-03-02 08:59:28,228 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 0